1 files changed, 73 insertions, 0 deletions
diff --git a/node_modules/tapable/lib/__tests__/SyncBailHook.js b/node_modules/tapable/lib/__tests__/SyncBailHook.js
new file mode 100644
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--- /dev/null
+++ b/node_modules/tapable/lib/__tests__/SyncBailHook.js
@@ -0,0 +1,73 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+require("babel-polyfill");
+
+const SyncBailHook = require("../SyncBailHook");
+
+describe("SyncBailHook", () => {
+	it("should allow to create sync bail hooks", async () => {
+		const h1 = new SyncBailHook(["a"]);
+		const h2 = new SyncBailHook(["a", "b"]);
+		const h3 = new SyncBailHook(["a"]);
+
+		let r = h1.call(1);
+		expect(r).toEqual(undefined);
+
+		h1.tap("A", a => undefined);
+		h2.tap("A", (a, b) => [a, b]);
+
+		expect(h1.call(1)).toEqual(undefined);
+		expect(await h1.promise(1)).toEqual(undefined);
+		expect(await pify(cb => h1.callAsync(1, cb))).toEqual(undefined);
+		expect(h2.call(1, 2)).toEqual([1, 2]);
+		expect(await h2.promise(1, 2)).toEqual([1, 2]);
+		expect(await pify(cb => h2.callAsync(1, 2, cb))).toEqual([1, 2]);
+
+		h1.tap("B", a => "ok" + a);
+		h2.tap("B", (a, b) => "wrong");
+
+		expect(h1.call(10)).toEqual("ok10");
+		expect(await h1.promise(10)).toEqual("ok10");
+		expect(await pify(cb => h1.callAsync(10, cb))).toEqual("ok10");
+		expect(h2.call(10, 20)).toEqual([10, 20]);
+		expect(await h2.promise(10, 20)).toEqual([10, 20]);
+		expect(await pify(cb => h2.callAsync(10, 20, cb))).toEqual([10, 20]);
+	});
+
+	it("should allow to intercept calls", () => {
+		const hook = new SyncBailHook(["x"]);
+
+		const mockCall = jest.fn();
+		const mockTap = jest.fn(x => x);
+
+		hook.intercept({
+			call: mockCall,
+			tap: mockTap
+		});
+
+		hook.call(5);
+
+		expect(mockCall).toHaveBeenLastCalledWith(5);
+		expect(mockTap).not.toHaveBeenCalled();
+
+		hook.tap("test", () => 10);
+
+		hook.call(7);
+
+		expect(mockCall).toHaveBeenLastCalledWith(7);
+		expect(mockTap).toHaveBeenCalled();
+	});
+});
+
+function pify(fn) {
+	return new Promise((resolve, reject) => {
+		fn((err, result) => {
+			if (err) reject(err);
+			else resolve(result);
+		});
+	});
+}