yomichan/test/test-core.js

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/*
* 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 assert = require('assert');
const crypto = require('crypto');
const {VM} = require('../dev/vm');
const vm = new VM({
crypto: {
getRandomValues: (array) => {
const buffer = crypto.randomBytes(array.byteLength);
buffer.copy(array);
return array;
}
}
});
vm.execute([
'mixed/js/core.js'
]);
const [DynamicProperty] = vm.get(['DynamicProperty']);
function testDynamicProperty() {
const data = [
{
initialValue: 0,
operations: [
{
operation: null,
expectedDefaultValue: 0,
expectedValue: 0,
expectedOverrideCount: 0,
expeectedEventOccurred: false
},
{
operation: 'set.defaultValue',
args: [1],
expectedDefaultValue: 1,
expectedValue: 1,
expectedOverrideCount: 0,
expeectedEventOccurred: true
},
{
operation: 'set.defaultValue',
args: [1],
expectedDefaultValue: 1,
expectedValue: 1,
expectedOverrideCount: 0,
expeectedEventOccurred: false
},
{
operation: 'set.defaultValue',
args: [0],
expectedDefaultValue: 0,
expectedValue: 0,
expectedOverrideCount: 0,
expeectedEventOccurred: true
},
{
operation: 'setOverride',
args: [8],
expectedDefaultValue: 0,
expectedValue: 8,
expectedOverrideCount: 1,
expeectedEventOccurred: true
},
{
operation: 'setOverride',
args: [16],
expectedDefaultValue: 0,
expectedValue: 8,
expectedOverrideCount: 2,
expeectedEventOccurred: false
},
{
operation: 'setOverride',
args: [32, 1],
expectedDefaultValue: 0,
expectedValue: 32,
expectedOverrideCount: 3,
expeectedEventOccurred: true
},
{
operation: 'setOverride',
args: [64, -1],
expectedDefaultValue: 0,
expectedValue: 32,
expectedOverrideCount: 4,
expeectedEventOccurred: false
},
{
operation: 'clearOverride',
args: [-4],
expectedDefaultValue: 0,
expectedValue: 32,
expectedOverrideCount: 3,
expeectedEventOccurred: false
},
{
operation: 'clearOverride',
args: [-3],
expectedDefaultValue: 0,
expectedValue: 32,
expectedOverrideCount: 2,
expeectedEventOccurred: false
},
{
operation: 'clearOverride',
args: [-2],
expectedDefaultValue: 0,
expectedValue: 64,
expectedOverrideCount: 1,
expeectedEventOccurred: true
},
{
operation: 'clearOverride',
args: [-1],
expectedDefaultValue: 0,
expectedValue: 0,
expectedOverrideCount: 0,
expeectedEventOccurred: true
}
]
}
];
for (const {initialValue, operations} of data) {
const property = new DynamicProperty(initialValue);
const overrideTokens = [];
let eventOccurred = false;
const onChange = () => { eventOccurred = true; };
property.on('change', onChange);
for (const {operation, args, expectedDefaultValue, expectedValue, expectedOverrideCount, expeectedEventOccurred} of operations) {
eventOccurred = false;
switch (operation) {
case 'set.defaultValue': property.defaultValue = args[0]; break;
case 'setOverride': overrideTokens.push(property.setOverride(...args)); break;
case 'clearOverride': property.clearOverride(overrideTokens[overrideTokens.length + args[0]]); break;
}
assert.strictEqual(eventOccurred, expeectedEventOccurred);
assert.strictEqual(property.defaultValue, expectedDefaultValue);
assert.strictEqual(property.value, expectedValue);
assert.strictEqual(property.overrideCount, expectedOverrideCount);
}
property.off('change', onChange);
}
}
function main() {
testDynamicProperty();
}
if (require.main === module) { main(); }