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+/*
+ * Copyright (C) 2020 Alex Yatskov <alex@foosoft.net>
+ * Author: Alex Yatskov <alex@foosoft.net>
+ *
+ * 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 assert = require('assert');
+const {VM} = require('./yomichan-vm');
+
+const vm = new VM({});
+vm.execute('mixed/js/object-property-accessor.js');
+const ObjectPropertyAccessor = vm.get('ObjectPropertyAccessor');
+
+
+function createTestObject() {
+ return {
+ 0: null,
+ value1: {
+ value2: {},
+ value3: [],
+ value4: null
+ },
+ value5: [
+ {},
+ [],
+ null
+ ]
+ };
+}
+
+
+function testGetProperty1() {
+ const object = createTestObject();
+ const accessor = new ObjectPropertyAccessor(object);
+
+ const data = [
+ [[], object],
+ [['0'], object['0']],
+ [['value1'], object.value1],
+ [['value1', 'value2'], object.value1.value2],
+ [['value1', 'value3'], object.value1.value3],
+ [['value1', 'value4'], object.value1.value4],
+ [['value5'], object.value5],
+ [['value5', 0], object.value5[0]],
+ [['value5', 1], object.value5[1]],
+ [['value5', 2], object.value5[2]]
+ ];
+
+ for (const [pathArray, expected] of data) {
+ assert.strictEqual(accessor.getProperty(pathArray), expected);
+ }
+}
+
+function testGetProperty2() {
+ const object = createTestObject();
+ const accessor = new ObjectPropertyAccessor(object);
+
+ const data = [
+ [0],
+ ['0', 'invalid'],
+ ['invalid'],
+ ['value1', 'invalid'],
+ ['value1', 'value2', 'invalid'],
+ ['value1', 'value2', 0],
+ ['value1', 'value3', 'invalid'],
+ ['value1', 'value3', 0],
+ ['value1', 'value4', 'invalid'],
+ ['value1', 'value4', 0],
+ ['value5', 'length'],
+ ['value5', 0, 'invalid'],
+ ['value5', 0, 0],
+ ['value5', 1, 'invalid'],
+ ['value5', 1, 0],
+ ['value5', 2, 'invalid'],
+ ['value5', 2, 0],
+ ['value5', 2.5]
+ ];
+
+ for (const pathArray of data) {
+ assert.throws(() => accessor.getProperty(pathArray));
+ }
+}
+
+
+function testSetProperty1() {
+ const object = createTestObject();
+ const accessor = new ObjectPropertyAccessor(object);
+
+ const testValue = {};
+ const data = [
+ ['0'],
+ ['value1', 'value2'],
+ ['value1', 'value3'],
+ ['value1', 'value4'],
+ ['value1'],
+ ['value5', 0],
+ ['value5', 1],
+ ['value5', 2],
+ ['value5']
+ ];
+
+ for (const pathArray of data) {
+ accessor.setProperty(pathArray, testValue);
+ assert.strictEqual(accessor.getProperty(pathArray), testValue);
+ }
+}
+
+function testSetProperty2() {
+ const object = createTestObject();
+ const accessor = new ObjectPropertyAccessor(object);
+
+ const testValue = {};
+ const data = [
+ [0],
+ ['0', 'invalid'],
+ ['value1', 'value2', 0],
+ ['value1', 'value3', 'invalid'],
+ ['value1', 'value4', 'invalid'],
+ ['value1', 'value4', 0],
+ ['value5', 1, 'invalid'],
+ ['value5', 2, 'invalid'],
+ ['value5', 2, 0],
+ ['value5', 2.5]
+ ];
+
+ for (const pathArray of data) {
+ assert.throws(() => accessor.setProperty(pathArray, testValue));
+ }
+}
+
+
+function testGetPathString1() {
+ const data = [
+ [[], ''],
+ [[0], '[0]'],
+ [['escape\\'], '["escape\\\\"]'],
+ [['\'quote\''], '["\'quote\'"]'],
+ [['"quote"'], '["\\"quote\\""]'],
+ [['part1', 'part2'], 'part1.part2'],
+ [['part1', 'part2', 3], 'part1.part2[3]'],
+ [['part1', 'part2', '3'], 'part1.part2["3"]'],
+ [['part1', 'part2', '3part'], 'part1.part2["3part"]'],
+ [['part1', 'part2', '3part', 'part4'], 'part1.part2["3part"].part4'],
+ [['part1', 'part2', '3part', '4part'], 'part1.part2["3part"]["4part"]']
+ ];
+
+ for (const [pathArray, expected] of data) {
+ assert.strictEqual(ObjectPropertyAccessor.getPathString(pathArray), expected);
+ }
+}
+
+function testGetPathString2() {
+ const data = [
+ [1.5],
+ [null]
+ ];
+
+ for (const pathArray of data) {
+ assert.throws(() => ObjectPropertyAccessor.getPathString(pathArray));
+ }
+}
+
+
+function testGetPathArray1() {
+ const data = [
+ ['', []],
+ ['[0]', [0]],
+ ['["escape\\\\"]', ['escape\\']],
+ ['["\'quote\'"]', ['\'quote\'']],
+ ['["\\"quote\\""]', ['"quote"']],
+ ['part1.part2', ['part1', 'part2']],
+ ['part1.part2[3]', ['part1', 'part2', 3]],
+ ['part1.part2["3"]', ['part1', 'part2', '3']],
+ ['part1.part2[\'3\']', ['part1', 'part2', '3']],
+ ['part1.part2["3part"]', ['part1', 'part2', '3part']],
+ ['part1.part2[\'3part\']', ['part1', 'part2', '3part']],
+ ['part1.part2["3part"].part4', ['part1', 'part2', '3part', 'part4']],
+ ['part1.part2[\'3part\'].part4', ['part1', 'part2', '3part', 'part4']],
+ ['part1.part2["3part"]["4part"]', ['part1', 'part2', '3part', '4part']],
+ ['part1.part2[\'3part\'][\'4part\']', ['part1', 'part2', '3part', '4part']]
+ ];
+
+ for (const [pathString, expected] of data) {
+ vm.assert.deepStrictEqual(ObjectPropertyAccessor.getPathArray(pathString), expected);
+ }
+}
+
+function testGetPathArray2() {
+ const data = [
+ ['?', 'Unexpected character: ?'],
+ ['.', 'Unexpected character: .'],
+ ['0', 'Unexpected character: 0'],
+ ['part1.[0]', 'Unexpected character: ['],
+ ['part1?', 'Unexpected character: ?'],
+ ['[part1]', 'Unexpected character: p'],
+ ['[0a]', 'Unexpected character: a'],
+ ['["part1"x]', 'Unexpected character: x'],
+ ['[\'part1\'x]', 'Unexpected character: x'],
+ ['["part1"]x', 'Unexpected character: x'],
+ ['[\'part1\']x', 'Unexpected character: x'],
+ ['part1..part2', 'Unexpected character: .'],
+
+ ['[', 'Path not terminated correctly'],
+ ['part1.', 'Path not terminated correctly'],
+ ['part1[', 'Path not terminated correctly'],
+ ['part1["', 'Path not terminated correctly'],
+ ['part1[\'', 'Path not terminated correctly'],
+ ['part1[""', 'Path not terminated correctly'],
+ ['part1[\'\'', 'Path not terminated correctly'],
+ ['part1[0', 'Path not terminated correctly'],
+ ['part1[0].', 'Path not terminated correctly']
+ ];
+
+ for (const [pathString, message] of data) {
+ assert.throws(() => ObjectPropertyAccessor.getPathArray(pathString), {message});
+ }
+}
+
+
+function testHasProperty() {
+ const data = [
+ [{}, 'invalid', false],
+ [{}, 0, false],
+ [{valid: 0}, 'valid', true],
+ [{null: 0}, null, false],
+ [[], 'invalid', false],
+ [[], 0, false],
+ [[0], 0, true],
+ [[0], null, false],
+ ['string', 0, false],
+ ['string', 'length', false],
+ ['string', null, false]
+ ];
+
+ for (const [object, property, expected] of data) {
+ assert.strictEqual(ObjectPropertyAccessor.hasProperty(object, property), expected);
+ }
+}
+
+function testIsValidPropertyType() {
+ const data = [
+ [{}, 'invalid', true],
+ [{}, 0, false],
+ [{valid: 0}, 'valid', true],
+ [{null: 0}, null, false],
+ [[], 'invalid', false],
+ [[], 0, true],
+ [[0], 0, true],
+ [[0], null, false],
+ ['string', 0, false],
+ ['string', 'length', false],
+ ['string', null, false]
+ ];
+
+ for (const [object, property, expected] of data) {
+ assert.strictEqual(ObjectPropertyAccessor.isValidPropertyType(object, property), expected);
+ }
+}
+
+
+function main() {
+ testGetProperty1();
+ testGetProperty2();
+ testSetProperty1();
+ testSetProperty2();
+ testGetPathString1();
+ testGetPathString2();
+ testGetPathArray1();
+ testGetPathArray2();
+ testHasProperty();
+ testIsValidPropertyType();
+}
+
+
+if (require.main === module) { main(); }