OLD | NEW |
(Empty) | |
| 1 // Copyright (c) 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef CHROME_RENDERER_PAGE_LOAD_METRICS_FAKE_PAGE_TIMING_METRICS_IPC_SENDER_H_ |
| 6 #define CHROME_RENDERER_PAGE_LOAD_METRICS_FAKE_PAGE_TIMING_METRICS_IPC_SENDER_H_ |
| 7 |
| 8 #include <vector> |
| 9 |
| 10 #include "chrome/common/page_load_metrics/page_load_timing.h" |
| 11 #include "ipc/ipc_sender.h" |
| 12 |
| 13 namespace IPC { |
| 14 class Message; |
| 15 } |
| 16 |
| 17 namespace page_load_metrics { |
| 18 |
| 19 // IPC::Sender implementation for use in tests. Allows for setting and verifying |
| 20 // basic expectations when sending PageLoadTiming IPCs. By default, |
| 21 // FakePageTimingMetricsIPCSender will verify that expected and actual |
| 22 // PageLoadTimings match on each invocation to ExpectPageLoadTiming() and |
| 23 // Send(), as well as in the destructor. Tests can force additional validations |
| 24 // by calling VerifyExpectedTimings. |
| 25 // |
| 26 // Expected PageLoadTimings are specified via ExpectPageLoadTiming, and actual |
| 27 // PageLoadTimings are dispatched through Send(). When Send() is called, we |
| 28 // verify that the actual PageLoadTimings dipatched through Send() match the |
| 29 // expected PageLoadTimings provided via ExpectPageLoadTiming. |
| 30 // |
| 31 // Normally, gmock would be used in place of this class, but gmock is not |
| 32 // compatible with structures that use aligned memory, and PageLoadTiming will |
| 33 // soon use base::Optional which uses aligned memory, so we're forced to roll |
| 34 // our own implementation here. See |
| 35 // https://groups.google.com/forum/#!topic/googletestframework/W-Hud3j_c6I for |
| 36 // more details. |
| 37 class FakePageTimingMetricsIPCSender : public IPC::Sender { |
| 38 public: |
| 39 FakePageTimingMetricsIPCSender(); |
| 40 ~FakePageTimingMetricsIPCSender() override; |
| 41 |
| 42 // Implementation of IPC::Sender. PageLoadMetricsMsg_TimingUpdated IPCs that |
| 43 // send updated PageLoadTimings should be dispatched through this method. This |
| 44 // method will verify that all PageLoadTiming update IPCs dispatched so far |
| 45 // match with the expected PageLoadTimings passed to ExpectPageLoadTiming. |
| 46 bool Send(IPC::Message* message) override; |
| 47 |
| 48 // PageLoadTimings that are expected to be sent through Send() should be |
| 49 // passed to ExpectPageLoadTiming. |
| 50 void ExpectPageLoadTiming(const mojom::PageLoadTiming& timing); |
| 51 |
| 52 // Forces verification that actual timings sent through Send match |
| 53 // expected timings provided via ExpectPageLoadTiming. |
| 54 void VerifyExpectedTimings() const; |
| 55 |
| 56 const std::vector<mojom::PageLoadTimingPtr>& expected_timings() const { |
| 57 return expected_timings_; |
| 58 } |
| 59 const std::vector<mojom::PageLoadTimingPtr>& actual_timings() const { |
| 60 return actual_timings_; |
| 61 } |
| 62 |
| 63 private: |
| 64 void OnTimingUpdated(const mojom::PageLoadTiming& timing, |
| 65 mojom::PageLoadMetadata metadata); |
| 66 |
| 67 std::vector<mojom::PageLoadTimingPtr> expected_timings_; |
| 68 std::vector<mojom::PageLoadTimingPtr> actual_timings_; |
| 69 }; |
| 70 |
| 71 } // namespace page_load_metrics |
| 72 |
| 73 #endif // CHROME_RENDERER_PAGE_LOAD_METRICS_FAKE_PAGE_TIMING_METRICS_IPC_SENDER
_H_ |
OLD | NEW |