Added auto-pause test

test/integration/test-delayed-stream-auto-pause.js

@@ -0,0 +1,21 @@
+var common = require('../common');
+var assert = common.assert;
+var fake = common.fake.create();
+var DelayedStream = common.DelayedStream;
+var Stream = require('stream').Stream;
+
+(function testAutoPause() {
+  var source = new Stream();
+
+  fake.expect(source, 'pause', 1);
+  var delayedStream = DelayedStream.create(source);
+  fake.verify();
+})();
+
+(function testDisableAutoPause() {
+  var source = new Stream();
+  fake.expect(source, 'pause', 0);
+
+  var delayedStream = DelayedStream.create(source, {pauseStream: false});
+  fake.verify();
+})();