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sokrasokra
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Merge pull request webpack#4203 from alistairjcbrown/add-contextdependencytemplateasid-tests
Add tests for ContextDependencyTemplateAsId
2 parents 9cbc385 + 962c758 commit b061e27

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‎test/ContextDependencyTemplateAsId.test.js‎

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"use strict";
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const _ = require("lodash");
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const should = require("should");
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const sinon = require("sinon");
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const ContextDependencyTemplateAsId = require("../lib/dependencies/ContextDependencyTemplateAsId");
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const requestShortenerMock = {
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shorten: (request) => `shortened ${request}`
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};
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describe("ContextDependencyTemplateAsId", () => {
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let env;
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const applyContextDependencyTemplateAsId = function() {
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const contextDependencyTemplateAsId = new ContextDependencyTemplateAsId();
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const args = [].slice.call(arguments).concat(requestShortenerMock);
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contextDependencyTemplateAsId.apply.apply(contextDependencyTemplateAsId, args);
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};
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beforeEach(() => {
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env = {
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source: {
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replace: sinon.stub()
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},
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outputOptions: {
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pathinfo: true
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},
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module: {
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id: "123",
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dependencies: [
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"myModuleDependency"
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]
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},
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baseDependency: {
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range: [1, 25],
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request: "myModule"
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}
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};
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});
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it("has apply function", () => {
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(new ContextDependencyTemplateAsId()).apply.should.be.a.Function();
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});
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describe("when applied", () => {
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describe("with module missing depedencies", () => {
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beforeEach(() => {
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applyContextDependencyTemplateAsId(env.baseDependency, env.source, env.outputOptions);
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});
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it("replaces source with missing module error", () => {
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env.source.replace.callCount.should.be.exactly(1);
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sinon.assert.calledWith(env.source.replace, 1, 24, '!(function webpackMissingModule() { var e = new Error("Cannot find module \\"myModule\\""); e.code = \'MODULE_NOT_FOUND\'; throw e; }())');
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});
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});
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describe("with module which does not have a value range", () => {
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beforeEach(() => {
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env.dependency = _.extend(env.baseDependency, {
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prepend: "prepend value",
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module: env.module
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});
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});
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describe("and path info true", function() {
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beforeEach(function() {
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env.outputOptions.pathinfo = true;
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applyContextDependencyTemplateAsId(env.dependency, env.source, env.outputOptions);
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});
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it("replaces source with webpack require with comment", () => {
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env.source.replace.callCount.should.be.exactly(1);
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sinon.assert.calledWith(env.source.replace, 1, 24, '__webpack_require__(/*! shortened myModule */ "123").resolve');
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});
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});
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describe("and path info false", function() {
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beforeEach(function() {
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env.outputOptions.pathinfo = false;
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applyContextDependencyTemplateAsId(env.dependency, env.source, env.outputOptions);
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});
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it("replaces source with webpack require without comment", () => {
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env.source.replace.callCount.should.be.exactly(1);
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sinon.assert.calledWith(env.source.replace, 1, 24, '__webpack_require__("123").resolve');
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});
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});
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});
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describe("with module which has a value range", () => {
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describe("with no replacements", () => {
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beforeEach(() => {
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const dependency = _.extend(env.baseDependency, {
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valueRange: [8, 18],
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prepend: "prepend value",
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module: env.module
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});
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applyContextDependencyTemplateAsId(dependency, env.source, env.outputOptions);
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});
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it("replaces source with webpack require and wraps value", () => {
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env.source.replace.callCount.should.be.exactly(2);
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sinon.assert.calledWith(env.source.replace, 18, 24, ")");
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sinon.assert.calledWith(env.source.replace, 1, 7, '__webpack_require__(/*! shortened myModule */ "123").resolve("prepend value"');
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});
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});
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describe("with replacements", () => {
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beforeEach(() => {
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const dependency = _.extend(env.baseDependency, {
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valueRange: [8, 18],
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replaces: [{
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value: "foo",
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range: [9, 11]
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},
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{
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value: "bar",
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range: [13, 15]
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}
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],
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prepend: "prepend value",
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module: env.module
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});
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applyContextDependencyTemplateAsId(dependency, env.source, env.outputOptions);
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});
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it("replaces source with webpack require, wraps value and make replacements", () => {
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env.source.replace.callCount.should.be.exactly(4);
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sinon.assert.calledWith(env.source.replace, 9, 10, "foo");
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sinon.assert.calledWith(env.source.replace, 13, 14, "bar");
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sinon.assert.calledWith(env.source.replace, 18, 24, ")");
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sinon.assert.calledWith(env.source.replace, 1, 7, '__webpack_require__(/*! shortened myModule */ "123").resolve("prepend value"');
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});
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});
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});
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});
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});

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