mirror of https://github.com/webpack/webpack.git
66 lines
1.5 KiB
JavaScript
66 lines
1.5 KiB
JavaScript
"use strict";
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const Tapable = require("tapable").Tapable;
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const SyncHook = require("tapable").SyncHook;
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const sinon = require("sinon");
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const MultiWatching = require("../lib/MultiWatching");
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const createWatching = () => {
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return {
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invalidate: sinon.spy(),
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close: sinon.spy()
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};
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};
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const createCompiler = () => {
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const compiler = {
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hooks: {
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watchClose: new SyncHook([])
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}
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};
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Tapable.addCompatLayer(compiler);
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return compiler;
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};
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describe("MultiWatching", () => {
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let watchings, compiler, myMultiWatching;
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beforeEach(() => {
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watchings = [createWatching(), createWatching()];
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compiler = createCompiler();
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myMultiWatching = new MultiWatching(watchings, compiler);
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});
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describe("invalidate", () => {
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beforeEach(() => {
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myMultiWatching.invalidate();
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});
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it("invalidates each watching", () => {
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expect(watchings[0].invalidate.callCount).toBe(1);
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expect(watchings[1].invalidate.callCount).toBe(1);
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});
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});
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describe("close", () => {
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let callback;
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const callClosedFinishedCallback = (watching) => watching.close.getCall(0).args[0]();
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beforeEach(() => {
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callback = sinon.spy();
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myMultiWatching.close(callback);
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});
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it("closes each watching", () => {
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expect(watchings[0].close.callCount).toBe(1);
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expect(watchings[1].close.callCount).toBe(1);
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});
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it("calls callback after each watching has closed", () => {
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callClosedFinishedCallback(watchings[0]);
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callClosedFinishedCallback(watchings[1]);
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expect(callback.callCount).toBe(1);
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});
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});
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});
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