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1 files changed, 76 insertions, 0 deletions

diff --git a/node_modules/tapable/lib/__tests__/MultiHook.js b/node_modules/tapable/lib/__tests__/MultiHook.js
new file mode 100644
index 00000000..e23f2e46
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+++ b/node_modules/tapable/lib/__tests__/MultiHook.js
@@ -0,0 +1,76 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+require("babel-polyfill");
+
+const MultiHook = require("../MultiHook");
+
+describe("MultiHook", () => {
+	const redirectedMethods = ["tap", "tapAsync", "tapPromise"];
+	for (const name of redirectedMethods) {
+		it(`should redirect ${name}`, () => {
+			const calls = [];
+			const fakeHook = {
+				[name]: (options, fn) => {
+					calls.push({ options, fn });
+				}
+			};
+			new MultiHook([fakeHook, fakeHook])[name]("options", "fn");
+			expect(calls).toEqual([
+				{ options: "options", fn: "fn" },
+				{ options: "options", fn: "fn" }
+			]);
+		});
+	}
+	it("should redirect intercept", () => {
+		const calls = [];
+		const fakeHook = {
+			intercept: interceptor => {
+				calls.push(interceptor);
+			}
+		};
+		new MultiHook([fakeHook, fakeHook]).intercept("interceptor");
+		expect(calls).toEqual(["interceptor", "interceptor"]);
+	});
+	it("should redirect withOptions", () => {
+		const calls = [];
+		const fakeHook = {
+			withOptions: options => {
+				calls.push(options);
+				return {
+					tap: (options, fn) => {
+						calls.push({ options, fn });
+					}
+				};
+			}
+		};
+		const newHook = new MultiHook([fakeHook, fakeHook]).withOptions("options");
+		newHook.tap("options", "fn");
+		expect(calls).toEqual([
+			"options",
+			"options",
+			{ options: "options", fn: "fn" },
+			{ options: "options", fn: "fn" }
+		]);
+	});
+	it("should redirect isUsed", () => {
+		const calls = [];
+		const fakeHook1 = {
+			isUsed: () => {
+				return true;
+			}
+		};
+		const fakeHook2 = {
+			isUsed: () => {
+				return false;
+			}
+		};
+		expect(new MultiHook([fakeHook1, fakeHook1]).isUsed()).toEqual(true);
+		expect(new MultiHook([fakeHook1, fakeHook2]).isUsed()).toEqual(true);
+		expect(new MultiHook([fakeHook2, fakeHook1]).isUsed()).toEqual(true);
+		expect(new MultiHook([fakeHook2, fakeHook2]).isUsed()).toEqual(false);
+	});
+});