installed pty

[VSoRC/.git] / node_modules / node-pty / src / eventEmitter2.test.ts

diff --git a/node_modules/node-pty/src/eventEmitter2.test.ts b/node_modules/node-pty/src/eventEmitter2.test.ts
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+++ b/node_modules/node-pty/src/eventEmitter2.test.ts
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+/**
+ * Copyright (c) 2019, Microsoft Corporation (MIT License).
+ */
+
+import * as assert from 'assert';
+import { EventEmitter2 } from './eventEmitter2';
+
+describe('EventEmitter2', () => {
+  it('should fire listeners multiple times', () => {
+    const order: string[] = [];
+    const emitter = new EventEmitter2<number>();
+    emitter.event(data => order.push(data + 'a'));
+    emitter.event(data => order.push(data + 'b'));
+    emitter.fire(1);
+    emitter.fire(2);
+    assert.deepEqual(order, [ '1a', '1b', '2a', '2b' ]);
+  });
+
+  it('should not fire listeners once disposed', () => {
+    const order: string[] = [];
+    const emitter = new EventEmitter2<number>();
+    emitter.event(data => order.push(data + 'a'));
+    const disposeB = emitter.event(data => order.push(data + 'b'));
+    emitter.event(data => order.push(data + 'c'));
+    emitter.fire(1);
+    disposeB.dispose();
+    emitter.fire(2);
+    assert.deepEqual(order, [ '1a', '1b', '1c', '2a', '2c' ]);
+  });
+});