1 files changed, 128 insertions, 0 deletions
diff --git a/test/cache-map.test.js b/test/cache-map.test.js
new file mode 100644
index 00000000..9d10a719
--- /dev/null
+++ b/test/cache-map.test.js
@@ -0,0 +1,128 @@
+/*
+ * Copyright (C) 2023  Yomitan Authors
+ * Copyright (C) 2020-2022  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/>.
+ */
+
+import {expect, test} from 'vitest';
+import {CacheMap} from '../ext/js/general/cache-map.js';
+
+function testConstructor() {
+    test('constructor', () => {
+        const data = [
+            [false, () => new CacheMap(0)],
+            [false, () => new CacheMap(1)],
+            [false, () => new CacheMap(Number.MAX_VALUE)],
+            [true,  () => new CacheMap(-1)],
+            [true,  () => new CacheMap(1.5)],
+            [true,  () => new CacheMap(Number.NaN)],
+            [true,  () => new CacheMap(Number.POSITIVE_INFINITY)],
+            [true,  () => new CacheMap('a')]
+        ];
+
+        for (const [throws, create] of data) {
+            if (throws) {
+                expect(create).toThrowError();
+            } else {
+                expect(create).not.toThrowError();
+            }
+        }
+    });
+}
+
+function testApi() {
+    test('api', () => {
+        const data = [
+            {
+                maxSize: 1,
+                expectedSize: 0,
+                calls: []
+            },
+            {
+                maxSize: 10,
+                expectedSize: 1,
+                calls: [
+                    {func: 'get', args: ['a1-b-c'],     returnValue: void 0},
+                    {func: 'has', args: ['a1-b-c'],     returnValue: false},
+                    {func: 'set', args: ['a1-b-c', 32], returnValue: void 0},
+                    {func: 'get', args: ['a1-b-c'],     returnValue: 32},
+                    {func: 'has', args: ['a1-b-c'],     returnValue: true}
+                ]
+            },
+            {
+                maxSize: 10,
+                expectedSize: 2,
+                calls: [
+                    {func: 'set', args: ['a1-b-c', 32], returnValue: void 0},
+                    {func: 'get', args: ['a1-b-c'],     returnValue: 32},
+                    {func: 'set', args: ['a1-b-c', 64], returnValue: void 0},
+                    {func: 'get', args: ['a1-b-c'],     returnValue: 64},
+                    {func: 'set', args: ['a2-b-c', 96], returnValue: void 0},
+                    {func: 'get', args: ['a2-b-c'],     returnValue: 96}
+                ]
+            },
+            {
+                maxSize: 2,
+                expectedSize: 2,
+                calls: [
+                    {func: 'has', args: ['a1-b-c'],    returnValue: false},
+                    {func: 'has', args: ['a2-b-c'],    returnValue: false},
+                    {func: 'has', args: ['a3-b-c'],    returnValue: false},
+                    {func: 'set', args: ['a1-b-c', 1], returnValue: void 0},
+                    {func: 'has', args: ['a1-b-c'],    returnValue: true},
+                    {func: 'has', args: ['a2-b-c'],    returnValue: false},
+                    {func: 'has', args: ['a3-b-c'],    returnValue: false},
+                    {func: 'set', args: ['a2-b-c', 2], returnValue: void 0},
+                    {func: 'has', args: ['a1-b-c'],    returnValue: true},
+                    {func: 'has', args: ['a2-b-c'],    returnValue: true},
+                    {func: 'has', args: ['a3-b-c'],    returnValue: false},
+                    {func: 'set', args: ['a3-b-c', 3], returnValue: void 0},
+                    {func: 'has', args: ['a1-b-c'],    returnValue: false},
+                    {func: 'has', args: ['a2-b-c'],    returnValue: true},
+                    {func: 'has', args: ['a3-b-c'],    returnValue: true}
+                ]
+            }
+        ];
+
+        for (const {maxSize, expectedSize, calls} of data) {
+            const cache = new CacheMap(maxSize);
+            expect(cache.maxSize).toStrictEqual(maxSize);
+            for (const call of calls) {
+                const {func, args} = call;
+                let returnValue;
+                switch (func) {
+                    case 'get': returnValue = cache.get(...args); break;
+                    case 'set': returnValue = cache.set(...args); break;
+                    case 'has': returnValue = cache.has(...args); break;
+                    case 'clear': returnValue = cache.clear(...args); break;
+                }
+                if (Object.prototype.hasOwnProperty.call(call, 'returnValue')) {
+                    const {returnValue: expectedReturnValue} = call;
+                    expect(returnValue).toStrictEqual(expectedReturnValue);
+                }
+            }
+            expect(cache.size).toStrictEqual(expectedSize);
+        }
+    });
+}
+
+
+function main() {
+    testConstructor();
+    testApi();
+}
+
+
+main();