Android: not to pause screen capture when Chrome is put to background

content/renderer/media/video_capture_impl_manager_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <array>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
@@ skipping 217 matching lines @@
 
 TEST_F(VideoCaptureImplManagerTest, SuspendAndResumeSessions) {
   std::array<base::Closure, kNumClients> release_callbacks;
   for (size_t i = 0; i < kNumClients; ++i) {
     release_callbacks[i] =
         manager_->UseDevice(static_cast<media::VideoCaptureSessionId>(i));
   }
   std::array<base::Closure, kNumClients> stop_callbacks =
       StartCaptureForAllClients(false);
 
-  // Call SuspendDevices(true) to suspend all clients, and expect all to be
-  // paused.
-  {
-    base::RunLoop run_loop;
-    base::Closure quit_closure = BindToCurrentLoop(run_loop.QuitClosure());
-    EXPECT_CALL(*this, OnPaused(0)).Times(1).RetiresOnSaturation();
-    EXPECT_CALL(*this, OnPaused(1)).Times(1).RetiresOnSaturation();
-    EXPECT_CALL(*this, OnPaused(2)).WillOnce(RunClosure(quit_closure))
-        .RetiresOnSaturation();
-    manager_->SuspendDevices(true);
-    run_loop.Run();
-  }
-
-  // Call SuspendDevices(false) and expect all to be resumed.
-  {
-    base::RunLoop run_loop;
-    base::Closure quit_closure = BindToCurrentLoop(run_loop.QuitClosure());
-    EXPECT_CALL(*this, OnResumed(0)).Times(1).RetiresOnSaturation();
-    EXPECT_CALL(*this, OnResumed(1)).Times(1).RetiresOnSaturation();
-    EXPECT_CALL(*this, OnResumed(2)).WillOnce(RunClosure(quit_closure))
-        .RetiresOnSaturation();
-    manager_->SuspendDevices(false);
-    run_loop.Run();
-  }
-
   // Suspend just the first client and expect just the first client to be
   // paused.
   {
     base::RunLoop run_loop;
     base::Closure quit_closure = BindToCurrentLoop(run_loop.QuitClosure());
     EXPECT_CALL(*this, OnPaused(0)).WillOnce(RunClosure(quit_closure))
         .RetiresOnSaturation();
     manager_->Suspend(0);
     run_loop.Run();
   }
 
-  // Now call SuspendDevices(true) again, and expect just the second and third
-  // clients to be paused.
+  // Resume just the first client, and expect just the first client to be
+  // resumed.
   {
     base::RunLoop run_loop;
     base::Closure quit_closure = BindToCurrentLoop(run_loop.QuitClosure());
-    EXPECT_CALL(*this, OnPaused(1)).Times(1).RetiresOnSaturation();
-    EXPECT_CALL(*this, OnPaused(2)).WillOnce(RunClosure(quit_closure))
+    EXPECT_CALL(*this, OnResumed(0))
+        .WillOnce(RunClosure(quit_closure))
         .RetiresOnSaturation();
-    manager_->SuspendDevices(true);
+    manager_->Resume(0);
     run_loop.Run();
   }
 
-  // Resume just the first client, but it should not resume because all devices
-  // are supposed to be suspended.
-  {
-    manager_->Resume(0);
-    base::RunLoop().RunUntilIdle();
-  }
-
-  // Now, call SuspendDevices(false) and expect all to be resumed.
-  {
-    base::RunLoop run_loop;
-    base::Closure quit_closure = BindToCurrentLoop(run_loop.QuitClosure());
-    EXPECT_CALL(*this, OnResumed(0)).Times(1).RetiresOnSaturation();
-    EXPECT_CALL(*this, OnResumed(1)).Times(1).RetiresOnSaturation();
-    EXPECT_CALL(*this, OnResumed(2)).WillOnce(RunClosure(quit_closure))
-        .RetiresOnSaturation();
-    manager_->SuspendDevices(false);
-    run_loop.Run();
-  }
-
   StopCaptureForAllClients(&stop_callbacks);
   for (const auto& release_callback : release_callbacks)
     release_callback.Run();
   cleanup_run_loop_.Run();
 }
 
 }  // namespace content