65 lines
1.8 KiB
JavaScript
65 lines
1.8 KiB
JavaScript
import { expect } from 'chai';
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import ExtendableError from '../src/index';
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class TestError extends ExtendableError {}
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class SubTestError extends TestError {}
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describe('ExtendableError', () => {
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it('instance of', () => {
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let err = new ExtendableError();
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expect(err).to.be.an.instanceof(Error);
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expect(err).to.be.an.instanceof(ExtendableError);
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let err2 = new TestError();
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expect(err2).to.be.an.instanceof(Error);
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expect(err2).to.be.an.instanceof(ExtendableError);
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expect(err2).to.be.an.instanceof(TestError);
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let err3 = new SubTestError();
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expect(err3).to.be.an.instanceof(Error);
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expect(err3).to.be.an.instanceof(ExtendableError);
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expect(err3).to.be.an.instanceof(TestError);
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expect(err3).to.be.an.instanceof(SubTestError);
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});
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it('.name', () => {
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let err = new ExtendableError();
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expect(err.name).to.equal('ExtendableError');
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let err2 = new TestError();
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expect(err2.name).to.equal('TestError');
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let err3 = new SubTestError();
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expect(err3.name).to.equal('SubTestError');
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});
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it('name is not enumerable', () => {
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let err = new ExtendableError();
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expect(err.propertyIsEnumerable('name')).to.be.false;
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});
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it('.stack', () => {
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let err = new ExtendableError();
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expect(err.stack).to.be.a('string');
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let err2 = new TestError();
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expect(err2.stack).to.be.a('string');
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});
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it('#toString', () => {
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let err = new ExtendableError();
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expect(err.toString()).to.equal('ExtendableError');
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let err2 = new TestError();
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expect(err2.toString()).to.equal('TestError');
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let err3 = new SubTestError();
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expect(err3.toString()).to.equal('SubTestError');
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});
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it('.message', () => {
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let err = new ExtendableError('error occurred');
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expect(err.message).to.equal('error occurred');
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})
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});
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