[Page Load Metrics] Add mojom file to page load metrics.

chrome/browser/page_load_metrics/observers/document_write_page_load_metrics_observer_unittest.cc

 // Copyright 2016 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 "chrome/browser/page_load_metrics/observers/document_write_page_load_metrics_observer.h"
 
 #include "base/memory/ptr_util.h"
 #include "chrome/browser/page_load_metrics/observers/page_load_metrics_observer_test_harness.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "third_party/WebKit/public/platform/WebLoadingBehaviorFlag.h"
@@ skipping 16 matching lines @@
   }
 };
 
 TEST_F(DocumentWritePageLoadMetricsObserverTest, NoMetrics) {
   AssertNoPreloadHistogramsLogged();
   AssertNoBlockHistogramsLogged();
 }
 
 TEST_F(DocumentWritePageLoadMetricsObserverTest, PossiblePreload) {
   base::TimeDelta contentful_paint = base::TimeDelta::FromMilliseconds(1);
-  page_load_metrics::PageLoadTiming timing;
+  page_load_metrics::mojom::PageLoadTiming timing;
+  page_load_metrics::InitPageLoadTimingForTest(&timing);
   timing.navigation_start = base::Time::FromDoubleT(1);
-  timing.paint_timing.first_contentful_paint = contentful_paint;
-  timing.parse_timing.parse_start = base::TimeDelta::FromMilliseconds(1);
+  timing.paint_timing->first_contentful_paint = contentful_paint;
+  timing.parse_timing->parse_start = base::TimeDelta::FromMilliseconds(1);
   PopulateRequiredTimingFields(&timing);
 
-  page_load_metrics::PageLoadMetadata metadata;
+  page_load_metrics::mojom::PageLoadMetadata metadata;
   metadata.behavior_flags |=
       blink::WebLoadingBehaviorFlag::kWebLoadingBehaviorDocumentWriteEvaluator;
   NavigateAndCommit(GURL("https://www.google.com"));
   SimulateTimingAndMetadataUpdate(timing, metadata);
 
   histogram_tester().ExpectTotalCount(
       internal::kHistogramDocWriteParseStartToFirstContentfulPaint, 1);
   histogram_tester().ExpectBucketCount(
       internal::kHistogramDocWriteParseStartToFirstContentfulPaint,
       contentful_paint.InMilliseconds(), 1);
 
   NavigateAndCommit(GURL("https://www.example.com"));
 
   histogram_tester().ExpectTotalCount(
       internal::kHistogramDocWriteParseStartToFirstContentfulPaint, 1);
   histogram_tester().ExpectBucketCount(
       internal::kHistogramDocWriteParseStartToFirstContentfulPaint,
       contentful_paint.InMilliseconds(), 1);
 }
 
 TEST_F(DocumentWritePageLoadMetricsObserverTest, NoPossiblePreload) {
   base::TimeDelta contentful_paint = base::TimeDelta::FromMilliseconds(1);
-  page_load_metrics::PageLoadTiming timing;
+  page_load_metrics::mojom::PageLoadTiming timing;
+  page_load_metrics::InitPageLoadTimingForTest(&timing);
   timing.navigation_start = base::Time::FromDoubleT(1);
-  timing.paint_timing.first_contentful_paint = contentful_paint;
+  timing.paint_timing->first_contentful_paint = contentful_paint;
   PopulateRequiredTimingFields(&timing);
 
-  page_load_metrics::PageLoadMetadata metadata;
+  page_load_metrics::mojom::PageLoadMetadata metadata;
   NavigateAndCommit(GURL("https://www.google.com"));
   SimulateTimingAndMetadataUpdate(timing, metadata);
   NavigateAndCommit(GURL("https://www.example.com"));
   AssertNoPreloadHistogramsLogged();
 }
 
 TEST_F(DocumentWritePageLoadMetricsObserverTest, PossibleBlock) {
   base::TimeDelta contentful_paint = base::TimeDelta::FromMilliseconds(1);
-  page_load_metrics::PageLoadTiming timing;
+  page_load_metrics::mojom::PageLoadTiming timing;
+  page_load_metrics::InitPageLoadTimingForTest(&timing);
   timing.navigation_start = base::Time::FromDoubleT(1);
-  timing.paint_timing.first_contentful_paint = contentful_paint;
-  timing.parse_timing.parse_start = base::TimeDelta::FromMilliseconds(1);
+  timing.paint_timing->first_contentful_paint = contentful_paint;
+  timing.parse_timing->parse_start = base::TimeDelta::FromMilliseconds(1);
   PopulateRequiredTimingFields(&timing);
 
-  page_load_metrics::PageLoadMetadata metadata;
+  page_load_metrics::mojom::PageLoadMetadata metadata;
   metadata.behavior_flags |=
       blink::WebLoadingBehaviorFlag::kWebLoadingBehaviorDocumentWriteBlock;
   NavigateAndCommit(GURL("https://www.google.com"));
   SimulateTimingAndMetadataUpdate(timing, metadata);
 
   histogram_tester().ExpectTotalCount(internal::kHistogramDocWriteBlockCount,
                                       1);
   histogram_tester().ExpectTotalCount(
       internal::kHistogramDocWriteBlockParseStartToFirstContentfulPaint, 1);
   histogram_tester().ExpectBucketCount(
       internal::kHistogramDocWriteBlockParseStartToFirstContentfulPaint,
       contentful_paint.InMilliseconds(), 1);
 
   NavigateAndCommit(GURL("https://www.example.com"));
 
   histogram_tester().ExpectTotalCount(
       internal::kHistogramDocWriteBlockParseStartToFirstContentfulPaint, 1);
   histogram_tester().ExpectBucketCount(
       internal::kHistogramDocWriteBlockParseStartToFirstContentfulPaint,
       contentful_paint.InMilliseconds(), 1);
 }
 
 TEST_F(DocumentWritePageLoadMetricsObserverTest, PossibleBlockReload) {
   base::TimeDelta contentful_paint = base::TimeDelta::FromMilliseconds(1);
-  page_load_metrics::PageLoadTiming timing;
+  page_load_metrics::mojom::PageLoadTiming timing;
+  page_load_metrics::InitPageLoadTimingForTest(&timing);
   timing.navigation_start = base::Time::FromDoubleT(1);
-  timing.paint_timing.first_contentful_paint = contentful_paint;
-  timing.parse_timing.parse_start = base::TimeDelta::FromMilliseconds(1);
+  timing.paint_timing->first_contentful_paint = contentful_paint;
+  timing.parse_timing->parse_start = base::TimeDelta::FromMilliseconds(1);
   PopulateRequiredTimingFields(&timing);
 
-  page_load_metrics::PageLoadMetadata metadata;
+  page_load_metrics::mojom::PageLoadMetadata metadata;
   metadata.behavior_flags |= blink::WebLoadingBehaviorFlag::
       kWebLoadingBehaviorDocumentWriteBlockReload;
   NavigateAndCommit(GURL("https://www.google.com"));
   SimulateTimingAndMetadataUpdate(timing, metadata);
 
   histogram_tester().ExpectTotalCount(
       internal::kHistogramDocWriteBlockReloadCount, 1);
 
   // Another reload.
   NavigateAndCommit(GURL("https://www.example.com"));
   SimulateTimingAndMetadataUpdate(timing, metadata);
 
   histogram_tester().ExpectTotalCount(
       internal::kHistogramDocWriteBlockReloadCount, 2);
 
   // Another metadata update should not increase reload count.
   metadata.behavior_flags |=
       blink::WebLoadingBehaviorFlag::kWebLoadingBehaviorServiceWorkerControlled;
   SimulateTimingAndMetadataUpdate(timing, metadata);
   histogram_tester().ExpectTotalCount(
       internal::kHistogramDocWriteBlockReloadCount, 2);
 
   histogram_tester().ExpectTotalCount(internal::kHistogramDocWriteBlockCount,
                                       0);
 }
 
 TEST_F(DocumentWritePageLoadMetricsObserverTest, NoPossibleBlock) {
   base::TimeDelta contentful_paint = base::TimeDelta::FromMilliseconds(1);
-  page_load_metrics::PageLoadTiming timing;
+  page_load_metrics::mojom::PageLoadTiming timing;
+  page_load_metrics::InitPageLoadTimingForTest(&timing);
   timing.navigation_start = base::Time::FromDoubleT(1);
-  timing.paint_timing.first_contentful_paint = contentful_paint;
+  timing.paint_timing->first_contentful_paint = contentful_paint;
   PopulateRequiredTimingFields(&timing);
 
-  page_load_metrics::PageLoadMetadata metadata;
+  page_load_metrics::mojom::PageLoadMetadata metadata;
   NavigateAndCommit(GURL("https://www.google.com"));
   SimulateTimingAndMetadataUpdate(timing, metadata);
 
   NavigateAndCommit(GURL("https://www.example.com"));
   AssertNoBlockHistogramsLogged();
 }