44 lines
1.4 KiB
TypeScript
44 lines
1.4 KiB
TypeScript
import { expect } from 'chai';
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import { InvalidArgumentError } from '../../src/error/InvalidArgumentError.js';
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import { constructorName, getConstructor, getMethods } from '../../src/Reflect.js';
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class Test {
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public foo() { /* noop */ }
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public bar() { /* noop */ }
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}
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describe('reflect utils', () => {
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describe('get methods helper', () => {
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it('should collect method functions', async () => {
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const methods = getMethods(new Test()).values();
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/* eslint-disable @typescript-eslint/unbound-method */
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expect(methods).to.include(Test.prototype.foo);
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expect(methods).to.include(Test.prototype.bar);
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});
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});
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describe('get constructor helper', () => {
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it('should get the constructor from an instance', async () => {
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const instance = new Test();
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expect(getConstructor(instance)).to.equal(Test);
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});
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});
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describe('get constructor name helper', () => {
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it('should get the constructor name from an instance', async () => {
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const instance = new Test();
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expect(constructorName(instance)).to.equal(Test.name);
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});
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it('should throw when value has no prototype', async () => {
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/* eslint-disable-next-line no-null/no-null */
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const protoless = Object.create(null, {});
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expect(() => constructorName(protoless)).to.throw(InvalidArgumentError);
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});
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xit('should handle nil values');
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});
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});
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