mirror of https://github.com/webpack/webpack.git
Merge pull request #5082 from KTruong888/4099_es6_refactor_lib_compiler
4099 ES6 Refactor lib/Compiler.js
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Tobias Koppers
GitHub
commit
bcde519509
980
lib/Compiler.js
980
lib/Compiler.js
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@ -3,9 +3,11 @@
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const should = require("should");
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const path = require("path");
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const sinon = require("sinon");
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const webpack = require("../");
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const WebpackOptionsDefaulter = require("../lib/WebpackOptionsDefaulter");
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const Compiler = require("../lib/Compiler");
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describe("Compiler", () => {
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function compile(entry, options, callback) {
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@ -163,4 +165,204 @@ describe("Compiler", () => {
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done();
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});
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});
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describe("constructor", () => {
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let compiler;
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beforeEach(() => {
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compiler = webpack({
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entry: "./c",
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context: path.join(__dirname, "fixtures"),
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output: {
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path: "/",
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pathinfo: true,
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}
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});
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});
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describe("parser", () => {
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describe("apply", () => {
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it("invokes sets a 'compilation' plugin", (done) => {
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compiler.plugin = sinon.spy();
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compiler.parser.apply();
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compiler.plugin.callCount.should.be.exactly(1);
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done();
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});
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});
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});
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});
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describe("methods", () => {
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let compiler;
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beforeEach(() => {
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compiler = webpack({
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entry: "./c",
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context: path.join(__dirname, "fixtures"),
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output: {
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path: "/",
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pathinfo: true,
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}
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});
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});
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describe("purgeInputFileSystem", () => {
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it("invokes purge() if inputFileSystem.purge", (done) => {
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const mockPurge = sinon.spy();
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compiler.inputFileSystem = {
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purge: mockPurge,
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};
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compiler.purgeInputFileSystem();
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mockPurge.callCount.should.be.exactly(1);
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done();
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});
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it("does NOT invoke purge() if !inputFileSystem.purge", (done) => {
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const mockPurge = sinon.spy();
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compiler.inputFileSystem = null;
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compiler.purgeInputFileSystem();
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mockPurge.callCount.should.be.exactly(0);
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done();
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});
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});
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describe("isChild", () => {
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it("returns booleanized this.parentCompilation", (done) => {
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compiler.parentCompilation = "stringyStringString";
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const response1 = compiler.isChild();
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response1.should.be.exactly(true);
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compiler.parentCompilation = 123456789;
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const response2 = compiler.isChild();
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response2.should.be.exactly(true);
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compiler.parentCompilation = {
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what: "I belong to an object"
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};
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const response3 = compiler.isChild();
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response3.should.be.exactly(true);
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compiler.parentCompilation = ["Array", 123, true, null, [], () => {}];
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const response4 = compiler.isChild();
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response4.should.be.exactly(true);
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compiler.parentCompilation = false;
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const response5 = compiler.isChild();
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response5.should.be.exactly(false);
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compiler.parentCompilation = 0;
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const response6 = compiler.isChild();
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response6.should.be.exactly(false);
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compiler.parentCompilation = null;
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const response7 = compiler.isChild();
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response7.should.be.exactly(false);
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compiler.parentCompilation = "";
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const response8 = compiler.isChild();
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response8.should.be.exactly(false);
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compiler.parentCompilation = NaN;
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const response9 = compiler.isChild();
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response9.should.be.exactly(false);
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done();
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});
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});
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describe("createChildCompiler", () => {
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it("defaults cache.children if none exists yet", (done) => {
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const mockPlugin = sinon.spy();
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class fakePlugin {
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apply() {
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mockPlugin();
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}
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}
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compiler.cache = {};
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compiler.createChildCompiler({}, "compiler9000", 0, {}, [new fakePlugin()]);
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mockPlugin.callCount.should.be.exactly(1);
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compiler.cache.children.should.match({});
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done();
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});
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it("defaults cache.children[compilerName] if none exists yet", (done) => {
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compiler.cache = {
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children: {},
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};
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compiler.createChildCompiler({}, "compiler9000", 0, {}, null);
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compiler.cache.children.should.match({
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compiler9000: [],
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});
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done();
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});
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});
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});
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describe("Watching", () => {
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let compiler;
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beforeEach(() => {
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compiler = webpack({
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entry: "./c",
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context: path.join(__dirname, "fixtures"),
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output: {
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path: "/",
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pathinfo: true,
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}
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});
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});
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describe("static method", () => {
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it("should have an method, Watching", (done) => {
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const actual = new Compiler.Watching(compiler, 1000, err => err);
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actual.running.should.be.exactly(true);
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actual.constructor.name.should.be.exactly("Watching");
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done();
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});
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});
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describe("constructor", () => {
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it("constructs Watching.watchOptions correctly when passed a number, string, or object for watchOptions", (done) => {
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const Watching1 = compiler.watch(1000, err => err);
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const Watching2 = compiler.watch({
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aggregateTimeout: 1000
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}, err => err);
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const Watching3 = compiler.watch("I am a string", err => err);
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Watching1.watchOptions.aggregateTimeout.should.equal(Watching2.watchOptions.aggregateTimeout);
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Watching3.watchOptions.aggregateTimeout.should.equal(200);
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done();
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});
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it("invokes compiler.readRecords", (done) => {
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compiler.readRecords = sinon.spy();
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compiler.watch(1000, err => err);
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compiler.readRecords.callCount.should.be.exactly(1);
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done();
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});
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});
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describe("_done", () => {
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it("invokes this.handler and turns this.running boolean to false when passed an error", (done) => {
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const mockHandler = sinon.spy();
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const Watching1 = compiler.watch(1000, mockHandler);
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Watching1.running.should.be.exactly(true);
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Watching1._done(Watching1.handler, false);
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mockHandler.callCount.should.be.exactly(1);
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Watching1.running.should.be.exactly(false);
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done();
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});
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});
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describe("invalidate", () => {
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it("pauses this.watcher and sets this.watcher to null if this.watcher is true", (done) => {
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const mockPause = sinon.spy();
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const Watching1 = compiler.watch(1000, err => err);
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Watching1.watcher = {
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pause: mockPause
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};
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Watching1.invalidate();
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mockPause.callCount.should.be.exactly(1);
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should(Watching1.watcher).be.exactly(null);
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done();
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});
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it("sets this.invalid to true if this.running is true, else this.invalid = false", (done) => {
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const Watching1 = compiler.watch(1000, err => err);
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Watching1.invalid = false;
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const response = Watching1.invalidate();
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Watching1.invalid.should.be.exactly(true);
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response.should.be.exactly(false);
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done();
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});
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it("invokes this._go() if !this.running", (done) => {
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const Watching1 = compiler.watch(1000, err => err);
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Watching1.running = false;
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Watching1._go = sinon.spy();
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Watching1.invalidate();
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Watching1._go.callCount.should.be.exactly(1);
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done();
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});
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});
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});
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});
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