From 78ea2e92eed689ba318b29a63a39d997c732d36c Mon Sep 17 00:00:00 2001
From: "Austin M. Matherne" <AustinMatherne@ProtonMail.ch>
Date: Wed, 30 Aug 2017 22:56:03 -0500
Subject: [PATCH] Create tests for testing helpers

---
 packages/nx/spec/testing-utils.spec.ts | 27 ++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 packages/nx/spec/testing-utils.spec.ts

diff --git a/packages/nx/spec/testing-utils.spec.ts b/packages/nx/spec/testing-utils.spec.ts
new file mode 100644
index 0000000000..ab18dbfa2e
--- /dev/null
+++ b/packages/nx/spec/testing-utils.spec.ts
@@ -0,0 +1,27 @@
+import {from} from 'rxjs/Observable/from'
+import {readAll, readFirst} from '../src/testing-utils';
+
+describe('TestingUtils', () => {
+  describe('readAll', () => {
+    it('should transform Observable<T> to Promise<Array<T>>', async (done) => {
+      const obs = from([1, 2, 3]);
+      const result = await readAll(obs);
+
+      expect(result).toEqual([1, 2, 3]);
+
+      done();
+    });
+  });
+
+  describe('readFirst', () => {
+    it('should transform first item emitted from Observable<T> to Promise<T>', async (done) => {
+      const obs = from([1, 2, 3]);
+      const result = await readFirst(obs);
+
+      expect(result).toBe(1);
+
+      done();
+    });
+  });
+});
+