77 lines
1.9 KiB
JavaScript
77 lines
1.9 KiB
JavaScript
'use strict';
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const testBase = require('../../test-base');
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const expect = testBase.expect;
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suite('Dependency Container tests', () => {
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let container = null;
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setup(() => {
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// Delete cached version of container class that may have been required
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// at an earlier time. The container module has a saved state to keep track
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// of modules during normal use. Removing the cached version ensures that
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// a new instance of the module is used.
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container = testBase.testRequireNoCache('lib/Container');
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});
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test('Multiple requires return the same instance', () => {
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let container2 = testBase.testRequire('lib/Container');
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expect(container2).to.be.equal(container);
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});
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suite('has method', () => {
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setup(() => {
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container.set('foobar', {
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foo: {
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bar: [1, 2, 3],
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},
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});
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});
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test('Item "foobar" exists', () => {
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expect(container.has('foobar')).to.be.true;
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});
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test('Item "abc" does not exist', () => {
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expect(container.has('abc')).to.be.false;
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});
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});
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suite('Get/set functionality', () => {
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let obj = {
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foo: {
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bar: [1, 2, 3],
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},
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};
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test('Set method returns Container', () => {
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let actual = container.set('foobar', obj);
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expect(actual).to.be.equal(container);
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});
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test('Get method returns set object', () => {
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let actual = container.get('foobar');
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expect(actual).to.be.equal(obj);
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});
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test('Attempt to get non-existent item returns null', () => {
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expect(container.get('aseiutj')).to.be.null;
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});
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});
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suite('require method', () => {
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test('Returns same object as testInclude', () => {
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let containerFile = container.require('app');
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let testFile = testBase.testRequire('lib/app');
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expect(containerFile).to.be.equal(testFile);
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});
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test('Returns same object as native require', () => {
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let containerFile = container.require('express');
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let nativeRequire = require('express');
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expect(containerFile).to.be.equal(nativeRequire);
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});
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});
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}); |