aboutsummaryrefslogtreecommitdiff
path: root/test/test-deinflector.js
blob: 5133b9f9fcd98aad5b5ad08ba28b97bb92bc584a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
/*
 * Copyright (C) 2020  Yomichan Authors
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

const fs = require('fs');
const path = require('path');
const assert = require('assert');
const {testMain} = require('../dev/util');
const {VM} = require('../dev/vm');


function hasTermReasons(Deinflector, deinflector, source, expectedTerm, expectedRule, expectedReasons) {
    for (const {term, reasons, rules} of deinflector.deinflect(source, source)) {
        if (term !== expectedTerm) { continue; }
        if (typeof expectedRule !== 'undefined') {
            const expectedFlags = Deinflector.rulesToRuleFlags([expectedRule]);
            if (rules !== 0 && (rules & expectedFlags) !== expectedFlags) { continue; }
        }
        let okay = true;
        if (typeof expectedReasons !== 'undefined') {
            if (reasons.length !== expectedReasons.length) { continue; }
            for (let i = 0, ii = expectedReasons.length; i < ii; ++i) {
                if (expectedReasons[i] !== reasons[i]) {
                    okay = false;
                    break;
                }
            }
        }
        if (okay) {
            return {has: true, reasons, rules};
        }
    }
    return {has: false, reasons: null, rules: null};
}


function testDeinflections() {
    const data = [
        {
            valid: true,
            tests: [
                // Adjective
                {term: '愛しい', source: '愛しい',                 rule: 'adj-i', reasons: []},
                {term: '愛しい', source: '愛しそう',               rule: 'adj-i', reasons: ['-sou']},
                {term: '愛しい', source: '愛しすぎる',             rule: 'adj-i', reasons: ['-sugiru']},
                {term: '愛しい', source: '愛しかったら',           rule: 'adj-i', reasons: ['-tara']},
                {term: '愛しい', source: '愛しかったり',           rule: 'adj-i', reasons: ['-tari']},
                {term: '愛しい', source: '愛しくて',               rule: 'adj-i', reasons: ['-te']},
                {term: '愛しい', source: '愛しく',                 rule: 'adj-i', reasons: ['adv']},
                {term: '愛しい', source: '愛しくない',             rule: 'adj-i', reasons: ['negative']},
                {term: '愛しい', source: '愛しさ',                 rule: 'adj-i', reasons: ['noun']},
                {term: '愛しい', source: '愛しかった',             rule: 'adj-i', reasons: ['past']},
                {term: '愛しい', source: '愛しくありません',       rule: 'adj-i', reasons: ['polite negative']},
                {term: '愛しい', source: '愛しくありませんでした', rule: 'adj-i', reasons: ['polite past negative']},
                {term: '愛しい', source: '愛しき',                 rule: 'adj-i', reasons: ['-ki']},

                // Common verbs
                {term: '食べる', source: '食べる',           rule: 'v1', reasons: []},
                {term: '食べる', source: '食べます',         rule: 'v1', reasons: ['polite']},
                {term: '食べる', source: '食べた',           rule: 'v1', reasons: ['past']},
                {term: '食べる', source: '食べました',       rule: 'v1', reasons: ['polite past']},
                {term: '食べる', source: '食べて',           rule: 'v1', reasons: ['-te']},
                {term: '食べる', source: '食べられる',       rule: 'v1', reasons: ['potential or passive']},
                {term: '食べる', source: '食べられる',       rule: 'v1', reasons: ['potential or passive']},
                {term: '食べる', source: '食べさせる',       rule: 'v1', reasons: ['causative']},
                {term: '食べる', source: '食べさせられる',   rule: 'v1', reasons: ['causative', 'potential or passive']},
                {term: '食べる', source: '食べろ',           rule: 'v1', reasons: ['imperative']},
                {term: '食べる', source: '食べない',         rule: 'v1', reasons: ['negative']},
                {term: '食べる', source: '食べません',       rule: 'v1', reasons: ['polite negative']},
                {term: '食べる', source: '食べなかった',     rule: 'v1', reasons: ['negative', 'past']},
                {term: '食べる', source: '食べませんでした', rule: 'v1', reasons: ['polite past negative']},
                {term: '食べる', source: '食べなくて',       rule: 'v1', reasons: ['negative', '-te']},
                {term: '食べる', source: '食べられない',     rule: 'v1', reasons: ['potential or passive', 'negative']},
                {term: '食べる', source: '食べられない',     rule: 'v1', reasons: ['potential or passive', 'negative']},
                {term: '食べる', source: '食べさせない',     rule: 'v1', reasons: ['causative', 'negative']},
                {term: '食べる', source: '食べさせられない', rule: 'v1', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '食べる', source: '食べるな',         rule: 'v1', reasons: ['imperative negative']},

                {term: '食べる', source: '食べれば',         rule: 'v1', reasons: ['-ba']},
                {term: '食べる', source: '食べちゃう',       rule: 'v1', reasons: ['-chau']},
                {term: '食べる', source: '食べなさい',       rule: 'v1', reasons: ['-nasai']},
                {term: '食べる', source: '食べそう',         rule: 'v1', reasons: ['-sou']},
                {term: '食べる', source: '食べすぎる',       rule: 'v1', reasons: ['-sugiru']},
                {term: '食べる', source: '食べたい',         rule: 'v1', reasons: ['-tai']},
                {term: '食べる', source: '食べたら',         rule: 'v1', reasons: ['-tara']},
                {term: '食べる', source: '食べたり',         rule: 'v1', reasons: ['-tari']},
                {term: '食べる', source: '食べず',           rule: 'v1', reasons: ['-zu']},
                {term: '食べる', source: '食べぬ',           rule: 'v1', reasons: ['-nu']},
                {term: '食べる', source: '食べ',             rule: 'v1', reasons: ['masu stem']},
                {term: '食べる', source: '食べましょう',     rule: 'v1', reasons: ['polite volitional']},
                {term: '食べる', source: '食べよう',         rule: 'v1', reasons: ['volitional']},
                // ['causative passive']
                {term: '食べる', source: '食べとく',         rule: 'v1', reasons: ['-toku']},
                {term: '食べる', source: '食べている',       rule: 'v1', reasons: ['-te', 'progressive or perfect']},
                {term: '食べる', source: '食べておる',       rule: 'v1', reasons: ['-te', 'progressive or perfect']},
                {term: '食べる', source: '食べてる',         rule: 'v1', reasons: ['-te', 'progressive or perfect']},
                {term: '食べる', source: '食べとる',         rule: 'v1', reasons: ['-te', 'progressive or perfect']},

                {term: '買う', source: '買う',             rule: 'v5', reasons: []},
                {term: '買う', source: '買います',         rule: 'v5', reasons: ['polite']},
                {term: '買う', source: '買った',           rule: 'v5', reasons: ['past']},
                {term: '買う', source: '買いました',       rule: 'v5', reasons: ['polite past']},
                {term: '買う', source: '買って',           rule: 'v5', reasons: ['-te']},
                {term: '買う', source: '買える',           rule: 'v5', reasons: ['potential']},
                {term: '買う', source: '買われる',         rule: 'v5', reasons: ['passive']},
                {term: '買う', source: '買わせる',         rule: 'v5', reasons: ['causative']},
                {term: '買う', source: '買わせられる',     rule: 'v5', reasons: ['causative', 'potential or passive']},
                {term: '買う', source: '買え',             rule: 'v5', reasons: ['imperative']},
                {term: '買う', source: '買わない',         rule: 'v5', reasons: ['negative']},
                {term: '買う', source: '買いません',       rule: 'v5', reasons: ['polite negative']},
                {term: '買う', source: '買わなかった',     rule: 'v5', reasons: ['negative', 'past']},
                {term: '買う', source: '買いませんでした', rule: 'v5', reasons: ['polite past negative']},
                {term: '買う', source: '買わなくて',       rule: 'v5', reasons: ['negative', '-te']},
                {term: '買う', source: '買えない',         rule: 'v5', reasons: ['potential', 'negative']},
                {term: '買う', source: '買われない',       rule: 'v5', reasons: ['passive', 'negative']},
                {term: '買う', source: '買わせない',       rule: 'v5', reasons: ['causative', 'negative']},
                {term: '買う', source: '買わせられない',   rule: 'v5', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '買う', source: '買うな',           rule: 'v5', reasons: ['imperative negative']},

                {term: '買う', source: '買えば',           rule: 'v5', reasons: ['-ba']},
                {term: '買う', source: '買っちゃう',       rule: 'v5', reasons: ['-chau']},
                {term: '買う', source: '買いなさい',       rule: 'v5', reasons: ['-nasai']},
                {term: '買う', source: '買いそう',         rule: 'v5', reasons: ['-sou']},
                {term: '買う', source: '買いすぎる',       rule: 'v5', reasons: ['-sugiru']},
                {term: '買う', source: '買いたい',         rule: 'v5', reasons: ['-tai']},
                {term: '買う', source: '買ったら',         rule: 'v5', reasons: ['-tara']},
                {term: '買う', source: '買ったり',         rule: 'v5', reasons: ['-tari']},
                {term: '買う', source: '買わず',           rule: 'v5', reasons: ['-zu']},
                {term: '買う', source: '買わぬ',           rule: 'v5', reasons: ['-nu']},
                {term: '買う', source: '買い',             rule: 'v5', reasons: ['masu stem']},
                {term: '買う', source: '買いましょう',     rule: 'v5', reasons: ['polite volitional']},
                {term: '買う', source: '買おう',           rule: 'v5', reasons: ['volitional']},
                {term: '買う', source: '買わされる',       rule: 'v5', reasons: ['causative passive']},
                {term: '買う', source: '買っとく',         rule: 'v5', reasons: ['-toku']},
                {term: '買う', source: '買っている',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '買う', source: '買っておる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '買う', source: '買ってる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '買う', source: '買っとる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},

                {term: '行く', source: '行く',             rule: 'v5', reasons: []},
                {term: '行く', source: '行きます',         rule: 'v5', reasons: ['polite']},
                {term: '行く', source: '行った',           rule: 'v5', reasons: ['past']},
                {term: '行く', source: '行きました',       rule: 'v5', reasons: ['polite past']},
                {term: '行く', source: '行って',           rule: 'v5', reasons: ['-te']},
                {term: '行く', source: '行ける',           rule: 'v5', reasons: ['potential']},
                {term: '行く', source: '行かれる',         rule: 'v5', reasons: ['passive']},
                {term: '行く', source: '行かせる',         rule: 'v5', reasons: ['causative']},
                {term: '行く', source: '行かせられる',     rule: 'v5', reasons: ['causative', 'potential or passive']},
                {term: '行く', source: '行け',             rule: 'v5', reasons: ['imperative']},
                {term: '行く', source: '行かない',         rule: 'v5', reasons: ['negative']},
                {term: '行く', source: '行きません',       rule: 'v5', reasons: ['polite negative']},
                {term: '行く', source: '行かなかった',     rule: 'v5', reasons: ['negative', 'past']},
                {term: '行く', source: '行きませんでした', rule: 'v5', reasons: ['polite past negative']},
                {term: '行く', source: '行かなくて',       rule: 'v5', reasons: ['negative', '-te']},
                {term: '行く', source: '行けない',         rule: 'v5', reasons: ['potential', 'negative']},
                {term: '行く', source: '行かれない',       rule: 'v5', reasons: ['passive', 'negative']},
                {term: '行く', source: '行かせない',       rule: 'v5', reasons: ['causative', 'negative']},
                {term: '行く', source: '行かせられない',   rule: 'v5', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '行く', source: '行くな',           rule: 'v5', reasons: ['imperative negative']},

                {term: '行く', source: '行けば',           rule: 'v5', reasons: ['-ba']},
                {term: '行く', source: '行っちゃう',       rule: 'v5', reasons: ['-chau']},
                {term: '行く', source: '行きなさい',       rule: 'v5', reasons: ['-nasai']},
                {term: '行く', source: '行きそう',         rule: 'v5', reasons: ['-sou']},
                {term: '行く', source: '行きすぎる',       rule: 'v5', reasons: ['-sugiru']},
                {term: '行く', source: '行きたい',         rule: 'v5', reasons: ['-tai']},
                {term: '行く', source: '行いたら',         rule: 'v5', reasons: ['-tara']},
                {term: '行く', source: '行いたり',         rule: 'v5', reasons: ['-tari']},
                {term: '行く', source: '行かず',           rule: 'v5', reasons: ['-zu']},
                {term: '行く', source: '行かぬ',           rule: 'v5', reasons: ['-nu']},
                {term: '行く', source: '行き',             rule: 'v5', reasons: ['masu stem']},
                {term: '行く', source: '行きましょう',     rule: 'v5', reasons: ['polite volitional']},
                {term: '行く', source: '行こう',           rule: 'v5', reasons: ['volitional']},
                {term: '行く', source: '行かされる',       rule: 'v5', reasons: ['causative passive']},
                {term: '行く', source: '行いとく',         rule: 'v5', reasons: ['-toku']},
                {term: '行く', source: '行っている',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '行く', source: '行っておる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '行く', source: '行ってる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '行く', source: '行っとる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},

                {term: '泳ぐ', source: '泳ぐ',             rule: 'v5', reasons: []},
                {term: '泳ぐ', source: '泳ぎます',         rule: 'v5', reasons: ['polite']},
                {term: '泳ぐ', source: '泳いだ',           rule: 'v5', reasons: ['past']},
                {term: '泳ぐ', source: '泳ぎました',       rule: 'v5', reasons: ['polite past']},
                {term: '泳ぐ', source: '泳いで',           rule: 'v5', reasons: ['-te']},
                {term: '泳ぐ', source: '泳げる',           rule: 'v5', reasons: ['potential']},
                {term: '泳ぐ', source: '泳がれる',         rule: 'v5', reasons: ['passive']},
                {term: '泳ぐ', source: '泳がせる',         rule: 'v5', reasons: ['causative']},
                {term: '泳ぐ', source: '泳がせられる',     rule: 'v5', reasons: ['causative', 'potential or passive']},
                {term: '泳ぐ', source: '泳げ',             rule: 'v5', reasons: ['imperative']},
                {term: '泳ぐ', source: '泳がない',         rule: 'v5', reasons: ['negative']},
                {term: '泳ぐ', source: '泳ぎません',       rule: 'v5', reasons: ['polite negative']},
                {term: '泳ぐ', source: '泳がなかった',     rule: 'v5', reasons: ['negative', 'past']},
                {term: '泳ぐ', source: '泳ぎませんでした', rule: 'v5', reasons: ['polite past negative']},
                {term: '泳ぐ', source: '泳がなくて',       rule: 'v5', reasons: ['negative', '-te']},
                {term: '泳ぐ', source: '泳げない',         rule: 'v5', reasons: ['potential', 'negative']},
                {term: '泳ぐ', source: '泳がれない',       rule: 'v5', reasons: ['passive', 'negative']},
                {term: '泳ぐ', source: '泳がせない',       rule: 'v5', reasons: ['causative', 'negative']},
                {term: '泳ぐ', source: '泳がせられない',   rule: 'v5', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '泳ぐ', source: '泳ぐな',           rule: 'v5', reasons: ['imperative negative']},

                {term: '泳ぐ', source: '泳げば',           rule: 'v5', reasons: ['-ba']},
                {term: '泳ぐ', source: '泳いじゃう',       rule: 'v5', reasons: ['-chau']},
                {term: '泳ぐ', source: '泳ぎなさい',       rule: 'v5', reasons: ['-nasai']},
                {term: '泳ぐ', source: '泳ぎそう',         rule: 'v5', reasons: ['-sou']},
                {term: '泳ぐ', source: '泳ぎすぎる',       rule: 'v5', reasons: ['-sugiru']},
                {term: '泳ぐ', source: '泳ぎたい',         rule: 'v5', reasons: ['-tai']},
                {term: '泳ぐ', source: '泳いだら',         rule: 'v5', reasons: ['-tara']},
                {term: '泳ぐ', source: '泳いだり',         rule: 'v5', reasons: ['-tari']},
                {term: '泳ぐ', source: '泳がず',           rule: 'v5', reasons: ['-zu']},
                {term: '泳ぐ', source: '泳がぬ',           rule: 'v5', reasons: ['-nu']},
                {term: '泳ぐ', source: '泳ぎ',             rule: 'v5', reasons: ['masu stem']},
                {term: '泳ぐ', source: '泳ぎましょう',     rule: 'v5', reasons: ['polite volitional']},
                {term: '泳ぐ', source: '泳ごう',           rule: 'v5', reasons: ['volitional']},
                {term: '泳ぐ', source: '泳がされる',       rule: 'v5', reasons: ['causative passive']},
                {term: '泳ぐ', source: '泳いどく',         rule: 'v5', reasons: ['-toku']},
                {term: '泳ぐ', source: '泳いでいる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '泳ぐ', source: '泳いでおる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '泳ぐ', source: '泳いでる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},

                {term: '話す', source: '話す',             rule: 'v5', reasons: []},
                {term: '話す', source: '話します',         rule: 'v5', reasons: ['polite']},
                {term: '話す', source: '話した',           rule: 'v5', reasons: ['past']},
                {term: '話す', source: '話しました',       rule: 'v5', reasons: ['polite past']},
                {term: '話す', source: '話して',           rule: 'v5', reasons: ['-te']},
                {term: '話す', source: '話せる',           rule: 'v5', reasons: ['potential']},
                {term: '話す', source: '話される',         rule: 'v5', reasons: ['passive']},
                {term: '話す', source: '話させる',         rule: 'v5', reasons: ['causative']},
                {term: '話す', source: '話させられる',     rule: 'v5', reasons: ['causative', 'potential or passive']},
                {term: '話す', source: '話せ',             rule: 'v5', reasons: ['imperative']},
                {term: '話す', source: '話さない',         rule: 'v5', reasons: ['negative']},
                {term: '話す', source: '話しません',       rule: 'v5', reasons: ['polite negative']},
                {term: '話す', source: '話さなかった',     rule: 'v5', reasons: ['negative', 'past']},
                {term: '話す', source: '話しませんでした', rule: 'v5', reasons: ['polite past negative']},
                {term: '話す', source: '話さなくて',       rule: 'v5', reasons: ['negative', '-te']},
                {term: '話す', source: '話せない',         rule: 'v5', reasons: ['potential', 'negative']},
                {term: '話す', source: '話されない',       rule: 'v5', reasons: ['passive', 'negative']},
                {term: '話す', source: '話させない',       rule: 'v5', reasons: ['causative', 'negative']},
                {term: '話す', source: '話させられない',   rule: 'v5', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '話す', source: '話すな',           rule: 'v5', reasons: ['imperative negative']},

                {term: '話す', source: '話せば',           rule: 'v5', reasons: ['-ba']},
                {term: '話す', source: '話しちゃう',       rule: 'v5', reasons: ['-chau']},
                {term: '話す', source: '話しなさい',       rule: 'v5', reasons: ['-nasai']},
                {term: '話す', source: '話しそう',         rule: 'v5', reasons: ['-sou']},
                {term: '話す', source: '話しすぎる',       rule: 'v5', reasons: ['-sugiru']},
                {term: '話す', source: '話したい',         rule: 'v5', reasons: ['-tai']},
                {term: '話す', source: '話したら',         rule: 'v5', reasons: ['-tara']},
                {term: '話す', source: '話したり',         rule: 'v5', reasons: ['-tari']},
                {term: '話す', source: '話さず',           rule: 'v5', reasons: ['-zu']},
                {term: '話す', source: '話さぬ',           rule: 'v5', reasons: ['-nu']},
                {term: '話す', source: '話し',             rule: 'v5', reasons: ['masu stem']},
                {term: '話す', source: '話しましょう',     rule: 'v5', reasons: ['polite volitional']},
                {term: '話す', source: '話そう',           rule: 'v5', reasons: ['volitional']},
                // ['causative passive']
                {term: '話す', source: '話しとく',         rule: 'v5', reasons: ['-toku']},
                {term: '話す', source: '話している',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '話す', source: '話しておる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '話す', source: '話してる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '話す', source: '話しとる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},

                {term: '待つ', source: '待つ',             rule: 'v5', reasons: []},
                {term: '待つ', source: '待ちます',         rule: 'v5', reasons: ['polite']},
                {term: '待つ', source: '待った',           rule: 'v5', reasons: ['past']},
                {term: '待つ', source: '待ちました',       rule: 'v5', reasons: ['polite past']},
                {term: '待つ', source: '待って',           rule: 'v5', reasons: ['-te']},
                {term: '待つ', source: '待てる',           rule: 'v5', reasons: ['potential']},
                {term: '待つ', source: '待たれる',         rule: 'v5', reasons: ['passive']},
                {term: '待つ', source: '待たせる',         rule: 'v5', reasons: ['causative']},
                {term: '待つ', source: '待たせられる',     rule: 'v5', reasons: ['causative', 'potential or passive']},
                {term: '待つ', source: '待て',             rule: 'v5', reasons: ['imperative']},
                {term: '待つ', source: '待たない',         rule: 'v5', reasons: ['negative']},
                {term: '待つ', source: '待ちません',       rule: 'v5', reasons: ['polite negative']},
                {term: '待つ', source: '待たなかった',     rule: 'v5', reasons: ['negative', 'past']},
                {term: '待つ', source: '待ちませんでした', rule: 'v5', reasons: ['polite past negative']},
                {term: '待つ', source: '待たなくて',       rule: 'v5', reasons: ['negative', '-te']},
                {term: '待つ', source: '待てない',         rule: 'v5', reasons: ['potential', 'negative']},
                {term: '待つ', source: '待たれない',       rule: 'v5', reasons: ['passive', 'negative']},
                {term: '待つ', source: '待たせない',       rule: 'v5', reasons: ['causative', 'negative']},
                {term: '待つ', source: '待たせられない',   rule: 'v5', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '待つ', source: '待つな',           rule: 'v5', reasons: ['imperative negative']},

                {term: '待つ', source: '待てば',           rule: 'v5', reasons: ['-ba']},
                {term: '待つ', source: '待っちゃう',       rule: 'v5', reasons: ['-chau']},
                {term: '待つ', source: '待ちなさい',       rule: 'v5', reasons: ['-nasai']},
                {term: '待つ', source: '待ちそう',         rule: 'v5', reasons: ['-sou']},
                {term: '待つ', source: '待ちすぎる',       rule: 'v5', reasons: ['-sugiru']},
                {term: '待つ', source: '待ちたい',         rule: 'v5', reasons: ['-tai']},
                {term: '待つ', source: '待ったら',         rule: 'v5', reasons: ['-tara']},
                {term: '待つ', source: '待ったり',         rule: 'v5', reasons: ['-tari']},
                {term: '待つ', source: '待たず',           rule: 'v5', reasons: ['-zu']},
                {term: '待つ', source: '待たぬ',           rule: 'v5', reasons: ['-nu']},
                {term: '待つ', source: '待ち',             rule: 'v5', reasons: ['masu stem']},
                {term: '待つ', source: '待ちましょう',     rule: 'v5', reasons: ['polite volitional']},
                {term: '待つ', source: '待とう',           rule: 'v5', reasons: ['volitional']},
                {term: '待つ', source: '待たされる',       rule: 'v5', reasons: ['causative passive']},
                {term: '待つ', source: '待っとく',         rule: 'v5', reasons: ['-toku']},
                {term: '待つ', source: '待っている',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '待つ', source: '待っておる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '待つ', source: '待ってる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '待つ', source: '待っとる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},

                {term: '死ぬ', source: '死ぬ',             rule: 'v5', reasons: []},
                {term: '死ぬ', source: '死にます',         rule: 'v5', reasons: ['polite']},
                {term: '死ぬ', source: '死んだ',           rule: 'v5', reasons: ['past']},
                {term: '死ぬ', source: '死にました',       rule: 'v5', reasons: ['polite past']},
                {term: '死ぬ', source: '死んで',           rule: 'v5', reasons: ['-te']},
                {term: '死ぬ', source: '死ねる',           rule: 'v5', reasons: ['potential']},
                {term: '死ぬ', source: '死なれる',         rule: 'v5', reasons: ['passive']},
                {term: '死ぬ', source: '死なせる',         rule: 'v5', reasons: ['causative']},
                {term: '死ぬ', source: '死なせられる',     rule: 'v5', reasons: ['causative', 'potential or passive']},
                {term: '死ぬ', source: '死ね',             rule: 'v5', reasons: ['imperative']},
                {term: '死ぬ', source: '死なない',         rule: 'v5', reasons: ['negative']},
                {term: '死ぬ', source: '死にません',       rule: 'v5', reasons: ['polite negative']},
                {term: '死ぬ', source: '死ななかった',     rule: 'v5', reasons: ['negative', 'past']},
                {term: '死ぬ', source: '死にませんでした', rule: 'v5', reasons: ['polite past negative']},
                {term: '死ぬ', source: '死ななくて',       rule: 'v5', reasons: ['negative', '-te']},
                {term: '死ぬ', source: '死ねない',         rule: 'v5', reasons: ['potential', 'negative']},
                {term: '死ぬ', source: '死なれない',       rule: 'v5', reasons: ['passive', 'negative']},
                {term: '死ぬ', source: '死なせない',       rule: 'v5', reasons: ['causative', 'negative']},
                {term: '死ぬ', source: '死なせられない',   rule: 'v5', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '死ぬ', source: '死ぬな',           rule: 'v5', reasons: ['imperative negative']},

                {term: '死ぬ', source: '死ねば',           rule: 'v5', reasons: ['-ba']},
                {term: '死ぬ', source: '死んじゃう',       rule: 'v5', reasons: ['-chau']},
                {term: '死ぬ', source: '死になさい',       rule: 'v5', reasons: ['-nasai']},
                {term: '死ぬ', source: '死にそう',         rule: 'v5', reasons: ['-sou']},
                {term: '死ぬ', source: '死にすぎる',       rule: 'v5', reasons: ['-sugiru']},
                {term: '死ぬ', source: '死にたい',         rule: 'v5', reasons: ['-tai']},
                {term: '死ぬ', source: '死んだら',         rule: 'v5', reasons: ['-tara']},
                {term: '死ぬ', source: '死んだり',         rule: 'v5', reasons: ['-tari']},
                {term: '死ぬ', source: '死なず',           rule: 'v5', reasons: ['-zu']},
                {term: '死ぬ', source: '死なぬ',           rule: 'v5', reasons: ['-nu']},
                {term: '死ぬ', source: '死に',             rule: 'v5', reasons: ['masu stem']},
                {term: '死ぬ', source: '死にましょう',     rule: 'v5', reasons: ['polite volitional']},
                {term: '死ぬ', source: '死のう',           rule: 'v5', reasons: ['volitional']},
                {term: '死ぬ', source: '死なされる',       rule: 'v5', reasons: ['causative passive']},
                {term: '死ぬ', source: '死んどく',         rule: 'v5', reasons: ['-toku']},
                {term: '死ぬ', source: '死んでいる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '死ぬ', source: '死んでおる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '死ぬ', source: '死んでる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},

                {term: '遊ぶ', source: '遊ぶ',             rule: 'v5', reasons: []},
                {term: '遊ぶ', source: '遊びます',         rule: 'v5', reasons: ['polite']},
                {term: '遊ぶ', source: '遊んだ',           rule: 'v5', reasons: ['past']},
                {term: '遊ぶ', source: '遊びました',       rule: 'v5', reasons: ['polite past']},
                {term: '遊ぶ', source: '遊んで',           rule: 'v5', reasons: ['-te']},
                {term: '遊ぶ', source: '遊べる',           rule: 'v5', reasons: ['potential']},
                {term: '遊ぶ', source: '遊ばれる',         rule: 'v5', reasons: ['passive']},
                {term: '遊ぶ', source: '遊ばせる',         rule: 'v5', reasons: ['causative']},
                {term: '遊ぶ', source: '遊ばせられる',     rule: 'v5', reasons: ['causative', 'potential or passive']},
                {term: '遊ぶ', source: '遊べ',             rule: 'v5', reasons: ['imperative']},
                {term: '遊ぶ', source: '遊ばない',         rule: 'v5', reasons: ['negative']},
                {term: '遊ぶ', source: '遊びません',       rule: 'v5', reasons: ['polite negative']},
                {term: '遊ぶ', source: '遊ばなかった',     rule: 'v5', reasons: ['negative', 'past']},
                {term: '遊ぶ', source: '遊びませんでした', rule: 'v5', reasons: ['polite past negative']},
                {term: '遊ぶ', source: '遊ばなくて',       rule: 'v5', reasons: ['negative', '-te']},
                {term: '遊ぶ', source: '遊べない',         rule: 'v5', reasons: ['potential', 'negative']},
                {term: '遊ぶ', source: '遊ばれない',       rule: 'v5', reasons: ['passive', 'negative']},
                {term: '遊ぶ', source: '遊ばせない',       rule: 'v5', reasons: ['causative', 'negative']},
                {term: '遊ぶ', source: '遊ばせられない',   rule: 'v5', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '遊ぶ', source: '遊ぶな',           rule: 'v5', reasons: ['imperative negative']},

                {term: '遊ぶ', source: '遊べば',           rule: 'v5', reasons: ['-ba']},
                {term: '遊ぶ', source: '遊んじゃう',       rule: 'v5', reasons: ['-chau']},
                {term: '遊ぶ', source: '遊びなさい',       rule: 'v5', reasons: ['-nasai']},
                {term: '遊ぶ', source: '遊びそう',         rule: 'v5', reasons: ['-sou']},
                {term: '遊ぶ', source: '遊びすぎる',       rule: 'v5', reasons: ['-sugiru']},
                {term: '遊ぶ', source: '遊びたい',         rule: 'v5', reasons: ['-tai']},
                {term: '遊ぶ', source: '遊んだら',         rule: 'v5', reasons: ['-tara']},
                {term: '遊ぶ', source: '遊んだり',         rule: 'v5', reasons: ['-tari']},
                {term: '遊ぶ', source: '遊ばず',           rule: 'v5', reasons: ['-zu']},
                {term: '遊ぶ', source: '遊ばぬ',           rule: 'v5', reasons: ['-nu']},
                {term: '遊ぶ', source: '遊び',             rule: 'v5', reasons: ['masu stem']},
                {term: '遊ぶ', source: '遊びましょう',     rule: 'v5', reasons: ['polite volitional']},
                {term: '遊ぶ', source: '遊ぼう',           rule: 'v5', reasons: ['volitional']},
                {term: '遊ぶ', source: '遊ばされる',       rule: 'v5', reasons: ['causative passive']},
                {term: '遊ぶ', source: '遊んどく',         rule: 'v5', reasons: ['-toku']},
                {term: '遊ぶ', source: '遊んでいる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '遊ぶ', source: '遊んでおる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '遊ぶ', source: '遊んでる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},

                {term: '飲む', source: '飲む',             rule: 'v5', reasons: []},
                {term: '飲む', source: '飲みます',         rule: 'v5', reasons: ['polite']},
                {term: '飲む', source: '飲んだ',           rule: 'v5', reasons: ['past']},
                {term: '飲む', source: '飲みました',       rule: 'v5', reasons: ['polite past']},
                {term: '飲む', source: '飲んで',           rule: 'v5', reasons: ['-te']},
                {term: '飲む', source: '飲める',           rule: 'v5', reasons: ['potential']},
                {term: '飲む', source: '飲まれる',         rule: 'v5', reasons: ['passive']},
                {term: '飲む', source: '飲ませる',         rule: 'v5', reasons: ['causative']},
                {term: '飲む', source: '飲ませられる',     rule: 'v5', reasons: ['causative', 'potential or passive']},
                {term: '飲む', source: '飲め',             rule: 'v5', reasons: ['imperative']},
                {term: '飲む', source: '飲まない',         rule: 'v5', reasons: ['negative']},
                {term: '飲む', source: '飲みません',       rule: 'v5', reasons: ['polite negative']},
                {term: '飲む', source: '飲まなかった',     rule: 'v5', reasons: ['negative', 'past']},
                {term: '飲む', source: '飲みませんでした', rule: 'v5', reasons: ['polite past negative']},
                {term: '飲む', source: '飲まなくて',       rule: 'v5', reasons: ['negative', '-te']},
                {term: '飲む', source: '飲めない',         rule: 'v5', reasons: ['potential', 'negative']},
                {term: '飲む', source: '飲まれない',       rule: 'v5', reasons: ['passive', 'negative']},
                {term: '飲む', source: '飲ませない',       rule: 'v5', reasons: ['causative', 'negative']},
                {term: '飲む', source: '飲ませられない',   rule: 'v5', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '飲む', source: '飲むな',           rule: 'v5', reasons: ['imperative negative']},

                {term: '飲む', source: '飲めば',           rule: 'v5', reasons: ['-ba']},
                {term: '飲む', source: '飲んじゃう',       rule: 'v5', reasons: ['-chau']},
                {term: '飲む', source: '飲みなさい',       rule: 'v5', reasons: ['-nasai']},
                {term: '飲む', source: '飲みそう',         rule: 'v5', reasons: ['-sou']},
                {term: '飲む', source: '飲みすぎる',       rule: 'v5', reasons: ['-sugiru']},
                {term: '飲む', source: '飲みたい',         rule: 'v5', reasons: ['-tai']},
                {term: '飲む', source: '飲んだら',         rule: 'v5', reasons: ['-tara']},
                {term: '飲む', source: '飲んだり',         rule: 'v5', reasons: ['-tari']},
                {term: '飲む', source: '飲まず',           rule: 'v5', reasons: ['-zu']},
                {term: '飲む', source: '飲まぬ',           rule: 'v5', reasons: ['-nu']},
                {term: '飲む', source: '飲み',             rule: 'v5', reasons: ['masu stem']},
                {term: '飲む', source: '飲みましょう',     rule: 'v5', reasons: ['polite volitional']},
                {term: '飲む', source: '飲もう',           rule: 'v5', reasons: ['volitional']},
                {term: '飲む', source: '飲まされる',       rule: 'v5', reasons: ['causative passive']},
                {term: '飲む', source: '飲んどく',         rule: 'v5', reasons: ['-toku']},
                {term: '飲む', source: '飲んでいる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '飲む', source: '飲んでおる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '飲む', source: '飲んでる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},

                {term: '作る', source: '作る',             rule: 'v5', reasons: []},
                {term: '作る', source: '作ります',         rule: 'v5', reasons: ['polite']},
                {term: '作る', source: '作った',           rule: 'v5', reasons: ['past']},
                {term: '作る', source: '作りました',       rule: 'v5', reasons: ['polite past']},
                {term: '作る', source: '作って',           rule: 'v5', reasons: ['-te']},
                {term: '作る', source: '作れる',           rule: 'v5', reasons: ['potential']},
                {term: '作る', source: '作られる',         rule: 'v5', reasons: ['passive']},
                {term: '作る', source: '作らせる',         rule: 'v5', reasons: ['causative']},
                {term: '作る', source: '作らせられる',     rule: 'v5', reasons: ['causative', 'potential or passive']},
                {term: '作る', source: '作れ',             rule: 'v5', reasons: ['imperative']},
                {term: '作る', source: '作らない',         rule: 'v5', reasons: ['negative']},
                {term: '作る', source: '作りません',       rule: 'v5', reasons: ['polite negative']},
                {term: '作る', source: '作らなかった',     rule: 'v5', reasons: ['negative', 'past']},
                {term: '作る', source: '作りませんでした', rule: 'v5', reasons: ['polite past negative']},
                {term: '作る', source: '作らなくて',       rule: 'v5', reasons: ['negative', '-te']},
                {term: '作る', source: '作れない',         rule: 'v5', reasons: ['potential', 'negative']},
                {term: '作る', source: '作られない',       rule: 'v5', reasons: ['passive', 'negative']},
                {term: '作る', source: '作らせない',       rule: 'v5', reasons: ['causative', 'negative']},
                {term: '作る', source: '作らせられない',   rule: 'v5', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '作る', source: '作るな',           rule: 'v5', reasons: ['imperative negative']},

                {term: '作る', source: '作れば',           rule: 'v5', reasons: ['-ba']},
                {term: '作る', source: '作っちゃう',       rule: 'v5', reasons: ['-chau']},
                {term: '作る', source: '作りなさい',       rule: 'v5', reasons: ['-nasai']},
                {term: '作る', source: '作りそう',         rule: 'v5', reasons: ['-sou']},
                {term: '作る', source: '作りすぎる',       rule: 'v5', reasons: ['-sugiru']},
                {term: '作る', source: '作りたい',         rule: 'v5', reasons: ['-tai']},
                {term: '作る', source: '作ったら',         rule: 'v5', reasons: ['-tara']},
                {term: '作る', source: '作ったり',         rule: 'v5', reasons: ['-tari']},
                {term: '作る', source: '作らず',           rule: 'v5', reasons: ['-zu']},
                {term: '作る', source: '作らぬ',           rule: 'v5', reasons: ['-nu']},
                {term: '作る', source: '作り',             rule: 'v5', reasons: ['masu stem']},
                {term: '作る', source: '作りましょう',     rule: 'v5', reasons: ['polite volitional']},
                {term: '作る', source: '作ろう',           rule: 'v5', reasons: ['volitional']},
                {term: '作る', source: '作らされる',       rule: 'v5', reasons: ['causative passive']},
                {term: '作る', source: '作っとく',         rule: 'v5', reasons: ['-toku']},
                {term: '作る', source: '作っている',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '作る', source: '作っておる',       rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '作る', source: '作ってる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},
                {term: '作る', source: '作っとる',         rule: 'v5', reasons: ['-te', 'progressive or perfect']},

                // Irregular verbs
                {term: '為る', source: '為る',           rule: 'vs', reasons: []},
                {term: '為る', source: '為ます',         rule: 'vs', reasons: ['polite']},
                {term: '為る', source: '為た',           rule: 'vs', reasons: ['past']},
                {term: '為る', source: '為ました',       rule: 'vs', reasons: ['polite past']},
                {term: '為る', source: '為て',           rule: 'vs', reasons: ['-te']},
                {term: '為る', source: '為られる',       rule: 'vs', reasons: ['potential or passive']},
                {term: '為る', source: '為れる',         rule: 'vs', reasons: ['passive']},
                {term: '為る', source: '為せる',         rule: 'vs', reasons: ['causative']},
                {term: '為る', source: '為させる',       rule: 'vs', reasons: ['causative']},
                {term: '為る', source: '為せられる',     rule: 'vs', reasons: ['causative', 'potential or passive']},
                {term: '為る', source: '為ろ',           rule: 'vs', reasons: ['imperative']},
                {term: '為る', source: '為ない',         rule: 'vs', reasons: ['negative']},
                {term: '為る', source: '為ません',       rule: 'vs', reasons: ['polite negative']},
                {term: '為る', source: '為なかった',     rule: 'vs', reasons: ['negative', 'past']},
                {term: '為る', source: '為ませんでした', rule: 'vs', reasons: ['polite past negative']},
                {term: '為る', source: '為なくて',       rule: 'vs', reasons: ['negative', '-te']},
                // ['potential', 'negative']
                {term: '為る', source: '為れない',       rule: 'vs', reasons: ['passive', 'negative']},
                {term: '為る', source: '為せない',       rule: 'vs', reasons: ['causative', 'negative']},
                {term: '為る', source: '為せられない',   rule: 'vs', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '為る', source: '為るな',         rule: 'vs', reasons: ['imperative negative']},

                {term: '為る', source: '為れば',         rule: 'vs', reasons: ['-ba']},
                {term: '為る', source: '為ちゃう',       rule: 'vs', reasons: ['-chau']},
                {term: '為る', source: '為なさい',       rule: 'vs', reasons: ['-nasai']},
                {term: '為る', source: '為そう',         rule: 'vs', reasons: ['-sou']},
                {term: '為る', source: '為すぎる',       rule: 'vs', reasons: ['-sugiru']},
                {term: '為る', source: '為たい',         rule: 'vs', reasons: ['-tai']},
                {term: '為る', source: '為たら',         rule: 'vs', reasons: ['-tara']},
                {term: '為る', source: '為たり',         rule: 'vs', reasons: ['-tari']},
                {term: '為る', source: '為ず',           rule: 'vs', reasons: ['-zu']},
                {term: '為る', source: '為ぬ',           rule: 'vs', reasons: ['-nu']},
                // ['masu stem']
                {term: '為る', source: '為ましょう',     rule: 'vs', reasons: ['polite volitional']},
                {term: '為る', source: '為よう',         rule: 'vs', reasons: ['volitional']},
                // ['causative passive']
                {term: '為る', source: '為とく',         rule: 'vs', reasons: ['-toku']},
                {term: '為る', source: '為ている',       rule: 'vs', reasons: ['-te', 'progressive or perfect']},
                {term: '為る', source: '為ておる',       rule: 'vs', reasons: ['-te', 'progressive or perfect']},
                {term: '為る', source: '為てる',         rule: 'vs', reasons: ['-te', 'progressive or perfect']},
                {term: '為る', source: '為とる',         rule: 'vs', reasons: ['-te', 'progressive or perfect']},

                {term: 'する', source: 'する',           rule: 'vs', reasons: []},
                {term: 'する', source: 'します',         rule: 'vs', reasons: ['polite']},
                {term: 'する', source: 'した',           rule: 'vs', reasons: ['past']},
                {term: 'する', source: 'しました',       rule: 'vs', reasons: ['polite past']},
                {term: 'する', source: 'して',           rule: 'vs', reasons: ['-te']},
                {term: 'する', source: 'せられる',       rule: 'vs', reasons: ['potential or passive']},
                {term: 'する', source: 'される',         rule: 'vs', reasons: ['passive']},
                {term: 'する', source: 'させる',         rule: 'vs', reasons: ['causative']},
                {term: 'する', source: 'せさせる',       rule: 'vs', reasons: ['causative']},
                {term: 'する', source: 'させられる',     rule: 'vs', reasons: ['causative', 'potential or passive']},
                {term: 'する', source: 'しろ',           rule: 'vs', reasons: ['imperative']},
                {term: 'する', source: 'しない',         rule: 'vs', reasons: ['negative']},
                {term: 'する', source: 'しません',       rule: 'vs', reasons: ['polite negative']},
                {term: 'する', source: 'しなかった',     rule: 'vs', reasons: ['negative', 'past']},
                {term: 'する', source: 'しませんでした', rule: 'vs', reasons: ['polite past negative']},
                {term: 'する', source: 'しなくて',       rule: 'vs', reasons: ['negative', '-te']},
                // ['potential', 'negative']
                {term: 'する', source: 'されない',       rule: 'vs', reasons: ['passive', 'negative']},
                {term: 'する', source: 'させない',       rule: 'vs', reasons: ['causative', 'negative']},
                {term: 'する', source: 'させられない',   rule: 'vs', reasons: ['causative', 'potential or passive', 'negative']},
                {term: 'する', source: 'するな',         rule: 'vs', reasons: ['imperative negative']},

                {term: 'する', source: 'すれば',         rule: 'vs', reasons: ['-ba']},
                {term: 'する', source: 'しちゃう',       rule: 'vs', reasons: ['-chau']},
                {term: 'する', source: 'しなさい',       rule: 'vs', reasons: ['-nasai']},
                {term: 'する', source: 'しそう',         rule: 'vs', reasons: ['-sou']},
                {term: 'する', source: 'しすぎる',       rule: 'vs', reasons: ['-sugiru']},
                {term: 'する', source: 'したい',         rule: 'vs', reasons: ['-tai']},
                {term: 'する', source: 'したら',         rule: 'vs', reasons: ['-tara']},
                {term: 'する', source: 'したり',         rule: 'vs', reasons: ['-tari']},
                {term: 'する', source: 'せず',           rule: 'vs', reasons: ['-zu']},
                {term: 'する', source: 'せぬ',           rule: 'vs', reasons: ['-nu']},
                // ['masu stem']
                {term: 'する', source: 'しましょう',     rule: 'vs', reasons: ['polite volitional']},
                {term: 'する', source: 'しよう',         rule: 'vs', reasons: ['volitional']},
                // ['causative passive']
                {term: 'する', source: 'しとく',         rule: 'vs', reasons: ['-toku']},
                {term: 'する', source: 'している',       rule: 'vs', reasons: ['-te', 'progressive or perfect']},
                {term: 'する', source: 'しておる',       rule: 'vs', reasons: ['-te', 'progressive or perfect']},
                {term: 'する', source: 'してる',         rule: 'vs', reasons: ['-te', 'progressive or perfect']},
                {term: 'する', source: 'しとる',         rule: 'vs', reasons: ['-te', 'progressive or perfect']},

                {term: '来る', source: '来る',           rule: 'vk', reasons: []},
                {term: '来る', source: '来ます',         rule: 'vk', reasons: ['polite']},
                {term: '来る', source: '来た',           rule: 'vk', reasons: ['past']},
                {term: '来る', source: '来ました',       rule: 'vk', reasons: ['polite past']},
                {term: '来る', source: '来て',           rule: 'vk', reasons: ['-te']},
                {term: '来る', source: '来られる',       rule: 'vk', reasons: ['potential or passive']},
                {term: '来る', source: '来られる',       rule: 'vk', reasons: ['potential or passive']},
                {term: '来る', source: '来させる',       rule: 'vk', reasons: ['causative']},
                {term: '来る', source: '来させられる',   rule: 'vk', reasons: ['causative', 'potential or passive']},
                {term: '来る', source: '来い',           rule: 'vk', reasons: ['imperative']},
                {term: '来る', source: '来ない',         rule: 'vk', reasons: ['negative']},
                {term: '来る', source: '来ません',       rule: 'vk', reasons: ['polite negative']},
                {term: '来る', source: '来なかった',     rule: 'vk', reasons: ['negative', 'past']},
                {term: '来る', source: '来ませんでした', rule: 'vk', reasons: ['polite past negative']},
                {term: '来る', source: '来なくて',       rule: 'vk', reasons: ['negative', '-te']},
                {term: '来る', source: '来られない',     rule: 'vk', reasons: ['potential or passive', 'negative']},
                {term: '来る', source: '来られない',     rule: 'vk', reasons: ['potential or passive', 'negative']},
                {term: '来る', source: '来させない',     rule: 'vk', reasons: ['causative', 'negative']},
                {term: '来る', source: '来させられない', rule: 'vk', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '来る', source: '来るな',         rule: 'vk', reasons: ['imperative negative']},

                {term: '来る', source: '来れば',         rule: 'vk', reasons: ['-ba']},
                {term: '来る', source: '来ちゃう',       rule: 'vk', reasons: ['-chau']},
                {term: '来る', source: '来なさい',       rule: 'vk', reasons: ['-nasai']},
                {term: '来る', source: '来そう',         rule: 'vk', reasons: ['-sou']},
                {term: '来る', source: '来すぎる',       rule: 'vk', reasons: ['-sugiru']},
                {term: '来る', source: '来たい',         rule: 'vk', reasons: ['-tai']},
                {term: '来る', source: '来たら',         rule: 'vk', reasons: ['-tara']},
                {term: '来る', source: '来たり',         rule: 'vk', reasons: ['-tari']},
                {term: '来る', source: '来ず',           rule: 'vk', reasons: ['-zu']},
                {term: '来る', source: '来ぬ',           rule: 'vk', reasons: ['-nu']},
                {term: '来る', source: '来',             rule: 'vk', reasons: ['masu stem']},
                {term: '来る', source: '来ましょう',     rule: 'vk', reasons: ['polite volitional']},
                {term: '来る', source: '来よう',         rule: 'vk', reasons: ['volitional']},
                // ['causative passive']
                {term: '来る', source: '来とく',         rule: 'vk', reasons: ['-toku']},
                {term: '来る', source: '来ている',       rule: 'vk', reasons: ['-te', 'progressive or perfect']},
                {term: '来る', source: '来ておる',       rule: 'vk', reasons: ['-te', 'progressive or perfect']},
                {term: '来る', source: '来てる',         rule: 'vk', reasons: ['-te', 'progressive or perfect']},
                {term: '来る', source: '来とる',         rule: 'vk', reasons: ['-te', 'progressive or perfect']},

                {term: '來る', source: '來る',           rule: 'vk', reasons: []},
                {term: '來る', source: '來ます',         rule: 'vk', reasons: ['polite']},
                {term: '來る', source: '來た',           rule: 'vk', reasons: ['past']},
                {term: '來る', source: '來ました',       rule: 'vk', reasons: ['polite past']},
                {term: '來る', source: '來て',           rule: 'vk', reasons: ['-te']},
                {term: '來る', source: '來られる',       rule: 'vk', reasons: ['potential or passive']},
                {term: '來る', source: '來られる',       rule: 'vk', reasons: ['potential or passive']},
                {term: '來る', source: '來させる',       rule: 'vk', reasons: ['causative']},
                {term: '來る', source: '來させられる',   rule: 'vk', reasons: ['causative', 'potential or passive']},
                {term: '來る', source: '來い',           rule: 'vk', reasons: ['imperative']},
                {term: '來る', source: '來ない',         rule: 'vk', reasons: ['negative']},
                {term: '來る', source: '來ません',       rule: 'vk', reasons: ['polite negative']},
                {term: '來る', source: '來なかった',     rule: 'vk', reasons: ['negative', 'past']},
                {term: '來る', source: '來ませんでした', rule: 'vk', reasons: ['polite past negative']},
                {term: '來る', source: '來なくて',       rule: 'vk', reasons: ['negative', '-te']},
                {term: '來る', source: '來られない',     rule: 'vk', reasons: ['potential or passive', 'negative']},
                {term: '來る', source: '來られない',     rule: 'vk', reasons: ['potential or passive', 'negative']},
                {term: '來る', source: '來させない',     rule: 'vk', reasons: ['causative', 'negative']},
                {term: '來る', source: '來させられない', rule: 'vk', reasons: ['causative', 'potential or passive', 'negative']},
                {term: '來る', source: '來るな',         rule: 'vk', reasons: ['imperative negative']},

                {term: '來る', source: '來れば',         rule: 'vk', reasons: ['-ba']},
                {term: '來る', source: '來ちゃう',       rule: 'vk', reasons: ['-chau']},
                {term: '來る', source: '來なさい',       rule: 'vk', reasons: ['-nasai']},
                {term: '來る', source: '來そう',         rule: 'vk', reasons: ['-sou']},
                {term: '來る', source: '來すぎる',       rule: 'vk', reasons: ['-sugiru']},
                {term: '來る', source: '來たい',         rule: 'vk', reasons: ['-tai']},
                {term: '來る', source: '來たら',         rule: 'vk', reasons: ['-tara']},
                {term: '來る', source: '來たり',         rule: 'vk', reasons: ['-tari']},
                {term: '來る', source: '來ず',           rule: 'vk', reasons: ['-zu']},
                {term: '來る', source: '來ぬ',           rule: 'vk', reasons: ['-nu']},
                {term: '來る', source: '來',             rule: 'vk', reasons: ['masu stem']},
                {term: '來る', source: '來ましょう',     rule: 'vk', reasons: ['polite volitional']},
                {term: '來る', source: '來よう',         rule: 'vk', reasons: ['volitional']},
                // ['causative passive']
                {term: '來る', source: '來とく',         rule: 'vk', reasons: ['-toku']},
                {term: '來る', source: '來ている',       rule: 'vk', reasons: ['-te', 'progressive or perfect']},
                {term: '來る', source: '來ておる',       rule: 'vk', reasons: ['-te', 'progressive or perfect']},
                {term: '來る', source: '來てる',         rule: 'vk', reasons: ['-te', 'progressive or perfect']},
                {term: '來る', source: '來とる',         rule: 'vk', reasons: ['-te', 'progressive or perfect']},

                {term: 'くる', source: 'くる',           rule: 'vk', reasons: []},
                {term: 'くる', source: 'きます',         rule: 'vk', reasons: ['polite']},
                {term: 'くる', source: 'きた',           rule: 'vk', reasons: ['past']},
                {term: 'くる', source: 'きました',       rule: 'vk', reasons: ['polite past']},
                {term: 'くる', source: 'きて',           rule: 'vk', reasons: ['-te']},
                {term: 'くる', source: 'こられる',       rule: 'vk', reasons: ['potential or passive']},
                {term: 'くる', source: 'こられる',       rule: 'vk', reasons: ['potential or passive']},
                {term: 'くる', source: 'こさせる',       rule: 'vk', reasons: ['causative']},
                {term: 'くる', source: 'こさせられる',   rule: 'vk', reasons: ['causative', 'potential or passive']},
                {term: 'くる', source: 'こい',           rule: 'vk', reasons: ['imperative']},
                {term: 'くる', source: 'こない',         rule: 'vk', reasons: ['negative']},
                {term: 'くる', source: 'きません',       rule: 'vk', reasons: ['polite negative']},
                {term: 'くる', source: 'こなかった',     rule: 'vk', reasons: ['negative', 'past']},
                {term: 'くる', source: 'きませんでした', rule: 'vk', reasons: ['polite past negative']},
                {term: 'くる', source: 'こなくて',       rule: 'vk', reasons: ['negative', '-te']},
                {term: 'くる', source: 'こられない',     rule: 'vk', reasons: ['potential or passive', 'negative']},
                {term: 'くる', source: 'こられない',     rule: 'vk', reasons: ['potential or passive', 'negative']},
                {term: 'くる', source: 'こさせない',     rule: 'vk', reasons: ['causative', 'negative']},
                {term: 'くる', source: 'こさせられない', rule: 'vk', reasons: ['causative', 'potential or passive', 'negative']},
                {term: 'くる', source: 'くるな',         rule: 'vk', reasons: ['imperative negative']},

                {term: 'くる', source: 'くれば',         rule: 'vk', reasons: ['-ba']},
                {term: 'くる', source: 'きちゃう',       rule: 'vk', reasons: ['-chau']},
                {term: 'くる', source: 'きなさい',       rule: 'vk', reasons: ['-nasai']},
                {term: 'くる', source: 'きそう',         rule: 'vk', reasons: ['-sou']},
                {term: 'くる', source: 'きすぎる',       rule: 'vk', reasons: ['-sugiru']},
                {term: 'くる', source: 'きたい',         rule: 'vk', reasons: ['-tai']},
                {term: 'くる', source: 'きたら',         rule: 'vk', reasons: ['-tara']},
                {term: 'くる', source: 'きたり',         rule: 'vk', reasons: ['-tari']},
                {term: 'くる', source: 'こず',           rule: 'vk', reasons: ['-zu']},
                {term: 'くる', source: 'こぬ',           rule: 'vk', reasons: ['-nu']},
                {term: 'くる', source: 'き',             rule: 'vk', reasons: ['masu stem']},
                {term: 'くる', source: 'きましょう',     rule: 'vk', reasons: ['polite volitional']},
                {term: 'くる', source: 'こよう',         rule: 'vk', reasons: ['volitional']},
                // ['causative passive']
                {term: 'くる', source: 'きとく',         rule: 'vk', reasons: ['-toku']},
                {term: 'くる', source: 'きている',       rule: 'vk', reasons: ['-te', 'progressive or perfect']},
                {term: 'くる', source: 'きておる',       rule: 'vk', reasons: ['-te', 'progressive or perfect']},
                {term: 'くる', source: 'きてる',         rule: 'vk', reasons: ['-te', 'progressive or perfect']},
                {term: 'くる', source: 'きとる',         rule: 'vk', reasons: ['-te', 'progressive or perfect']},

                // Uncommon irregular verbs
                {term: 'のたまう', source: 'のたもうて',   rule: 'v5', reasons: ['-te']},
                {term: 'のたまう', source: 'のたもうた',   rule: 'v5', reasons: ['past']},
                {term: 'のたまう', source: 'のたもうたら', rule: 'v5', reasons: ['-tara']},
                {term: 'のたまう', source: 'のたもうたり', rule: 'v5', reasons: ['-tari']},

                {term: 'おう', source: 'おうて', rule: 'v5', reasons: ['-te']},
                {term: 'こう', source: 'こうて', rule: 'v5', reasons: ['-te']},
                {term: 'そう', source: 'そうて', rule: 'v5', reasons: ['-te']},
                {term: 'とう', source: 'とうて', rule: 'v5', reasons: ['-te']},
                {term: '請う', source: '請うて', rule: 'v5', reasons: ['-te']},
                {term: '乞う', source: '乞うて', rule: 'v5', reasons: ['-te']},
                {term: '恋う', source: '恋うて', rule: 'v5', reasons: ['-te']},
                {term: '問う', source: '問うて', rule: 'v5', reasons: ['-te']},
                {term: '負う', source: '負うて', rule: 'v5', reasons: ['-te']},
                {term: '沿う', source: '沿うて', rule: 'v5', reasons: ['-te']},
                {term: '添う', source: '添うて', rule: 'v5', reasons: ['-te']},
                {term: '副う', source: '副うて', rule: 'v5', reasons: ['-te']},
                {term: '厭う', source: '厭うて', rule: 'v5', reasons: ['-te']},

                {term: 'おう', source: 'おうた', rule: 'v5', reasons: ['past']},
                {term: 'こう', source: 'こうた', rule: 'v5', reasons: ['past']},
                {term: 'そう', source: 'そうた', rule: 'v5', reasons: ['past']},
                {term: 'とう', source: 'とうた', rule: 'v5', reasons: ['past']},
                {term: '請う', source: '請うた', rule: 'v5', reasons: ['past']},
                {term: '乞う', source: '乞うた', rule: 'v5', reasons: ['past']},
                {term: '恋う', source: '恋うた', rule: 'v5', reasons: ['past']},
                {term: '問う', source: '問うた', rule: 'v5', reasons: ['past']},
                {term: '負う', source: '負うた', rule: 'v5', reasons: ['past']},
                {term: '沿う', source: '沿うた', rule: 'v5', reasons: ['past']},
                {term: '添う', source: '添うた', rule: 'v5', reasons: ['past']},
                {term: '副う', source: '副うた', rule: 'v5', reasons: ['past']},
                {term: '厭う', source: '厭うた', rule: 'v5', reasons: ['past']},

                {term: 'おう', source: 'おうたら', rule: 'v5', reasons: ['-tara']},
                {term: 'こう', source: 'こうたら', rule: 'v5', reasons: ['-tara']},
                {term: 'そう', source: 'そうたら', rule: 'v5', reasons: ['-tara']},
                {term: 'とう', source: 'とうたら', rule: 'v5', reasons: ['-tara']},
                {term: '請う', source: '請うたら', rule: 'v5', reasons: ['-tara']},
                {term: '乞う', source: '乞うたら', rule: 'v5', reasons: ['-tara']},
                {term: '恋う', source: '恋うたら', rule: 'v5', reasons: ['-tara']},
                {term: '問う', source: '問うたら', rule: 'v5', reasons: ['-tara']},
                {term: '負う', source: '負うたら', rule: 'v5', reasons: ['-tara']},
                {term: '沿う', source: '沿うたら', rule: 'v5', reasons: ['-tara']},
                {term: '添う', source: '添うたら', rule: 'v5', reasons: ['-tara']},
                {term: '副う', source: '副うたら', rule: 'v5', reasons: ['-tara']},
                {term: '厭う', source: '厭うたら', rule: 'v5', reasons: ['-tara']},

                {term: 'おう', source: 'おうたり', rule: 'v5', reasons: ['-tari']},
                {term: 'こう', source: 'こうたり', rule: 'v5', reasons: ['-tari']},
                {term: 'そう', source: 'そうたり', rule: 'v5', reasons: ['-tari']},
                {term: 'とう', source: 'とうたり', rule: 'v5', reasons: ['-tari']},
                {term: '請う', source: '請うたり', rule: 'v5', reasons: ['-tari']},
                {term: '乞う', source: '乞うたり', rule: 'v5', reasons: ['-tari']},
                {term: '恋う', source: '恋うたり', rule: 'v5', reasons: ['-tari']},
                {term: '問う', source: '問うたり', rule: 'v5', reasons: ['-tari']},
                {term: '負う', source: '負うたり', rule: 'v5', reasons: ['-tari']},
                {term: '沿う', source: '沿うたり', rule: 'v5', reasons: ['-tari']},
                {term: '添う', source: '添うたり', rule: 'v5', reasons: ['-tari']},
                {term: '副う', source: '副うたり', rule: 'v5', reasons: ['-tari']},
                {term: '厭う', source: '厭うたり', rule: 'v5', reasons: ['-tari']},

                // Combinations
                {term: '抱き抱える', source: '抱き抱えていなければ', rule: 'v1', reasons: ['-te', 'progressive or perfect', 'negative', '-ba']},
                {term: '抱きかかえる', source: '抱きかかえていなければ', rule: 'v1', reasons: ['-te', 'progressive or perfect', 'negative', '-ba']},
                {term: '打ち込む', source: '打ち込んでいませんでした', rule: 'v5', reasons: ['-te', 'progressive or perfect', 'polite past negative']},
                {term: '食べる', source: '食べさせられたくなかった', rule: 'v1', reasons: ['causative', 'potential or passive', '-tai', 'negative', 'past']}
            ]
        },
        {
            valid: false,
            tests: [
                {term: 'する', source: 'すます',         rule: 'vs'},
                {term: 'する', source: 'すた',           rule: 'vs'},
                {term: 'する', source: 'すました',       rule: 'vs'},
                {term: 'する', source: 'すて',           rule: 'vs'},
                {term: 'する', source: 'すれる',         rule: 'vs'},
                {term: 'する', source: 'すせる',         rule: 'vs'},
                {term: 'する', source: 'すせられる',     rule: 'vs'},
                {term: 'する', source: 'すろ',           rule: 'vs'},
                {term: 'する', source: 'すない',         rule: 'vs'},
                {term: 'する', source: 'すません',       rule: 'vs'},
                {term: 'する', source: 'すなかった',     rule: 'vs'},
                {term: 'する', source: 'すませんでした', rule: 'vs'},
                {term: 'する', source: 'すなくて',       rule: 'vs'},
                {term: 'する', source: 'すれない',       rule: 'vs'},
                {term: 'する', source: 'すせない',       rule: 'vs'},
                {term: 'する', source: 'すせられない',   rule: 'vs'},

                {term: 'くる', source: 'くます',         rule: 'vk'},
                {term: 'くる', source: 'くた',           rule: 'vk'},
                {term: 'くる', source: 'くました',       rule: 'vk'},
                {term: 'くる', source: 'くて',           rule: 'vk'},
                {term: 'くる', source: 'くられる',       rule: 'vk'},
                {term: 'くる', source: 'くられる',       rule: 'vk'},
                {term: 'くる', source: 'くさせる',       rule: 'vk'},
                {term: 'くる', source: 'くさせられる',   rule: 'vk'},
                {term: 'くる', source: 'くい',           rule: 'vk'},
                {term: 'くる', source: 'くない',         rule: 'vk'},
                {term: 'くる', source: 'くません',       rule: 'vk'},
                {term: 'くる', source: 'くなかった',     rule: 'vk'},
                {term: 'くる', source: 'くませんでした', rule: 'vk'},
                {term: 'くる', source: 'くなくて',       rule: 'vk'},
                {term: 'くる', source: 'くられない',     rule: 'vk'},
                {term: 'くる', source: 'くられない',     rule: 'vk'},
                {term: 'くる', source: 'くさせない',     rule: 'vk'},
                {term: 'くる', source: 'くさせられない', rule: 'vk'}
            ]
        }
    ];

    const vm = new VM();
    vm.execute(['bg/js/deinflector.js']);
    const [Deinflector] = vm.get(['Deinflector']);

    const deinflectionReasions = JSON.parse(fs.readFileSync(path.join(__dirname, '..', 'ext', 'bg/lang/deinflect.json')));
    const deinflector = new Deinflector(deinflectionReasions);

    for (const {valid, tests} of data) {
        for (const {source, term, rule, reasons} of tests) {
            const {has, reasons: actualReasons} = hasTermReasons(Deinflector, deinflector, source, term, rule, reasons);
            let message = `${source} ${valid ? 'does not have' : 'has'} term candidate ${JSON.stringify(term)}`;
            if (typeof rule !== 'undefined') {
                message += ` with rule ${JSON.stringify(rule)}`;
            }
            if (typeof reasons !== 'undefined') {
                message += (typeof rule !== 'undefined' ? ' and' : ' with');
                message += ` reasons ${JSON.stringify(reasons)}`;
            }
            if (actualReasons !== null) {
                message += ` (actual reasons: ${JSON.stringify(actualReasons)})`;
            }
            assert.strictEqual(has, valid, message);
        }
    }
}


function main() {
    testDeinflections();
}


if (require.main === module) { testMain(main); }