make sure automatic subscriptions aren't logged

Author: martinsik

test/Rx/Testing/RecordedTest.php

@@ -48,6 +48,35 @@ public function compare_cold_observables()
         $this->assertMessages([$records1], [$records2]);
     }
 
+    /**
+     * @test
+     */
+    public function automatic_mock_observer_doesnt_create_loggable_subscription()
+    {
+        $inner = $this->createColdObservable([
+            onNext(150, 1),
+            onNext(200, 2),
+            onNext(250, 3),
+            onCompleted(300),
+        ]);
+        // Thanks to OnNextObservableNotification this internally creates
+        // an instance of MockHigherOrderObserver which is not logged
+        // by the ColdObservable::subscribe() method.
+        $records = onNext(100, $inner);
+
+        $expected = onNext(100, $this->createColdObservable([
+            onNext(150, 1),
+            onNext(200, 2),
+            onNext(250, 3),
+            onCompleted(300),
+        ]));
+
+        $this->assertTrue($records->equals($expected));
+        $this->assertMessages([$records], [$expected]);
+
+        $this->assertSubscriptions([], $inner->getSubscriptions());
+    }
+
     /**
      * @test
      */