text_paint_timing_detector_test.cc | Explore in Territory

// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/renderer/core/paint/timing/text_paint_timing_detector.h"

#include "base/test/test_mock_time_task_runner.h"
#include "base/test/trace_event_analyzer.h"
#include "base/time/time.h"
#include "third_party/blink/renderer/core/dom/text.h"
#include "third_party/blink/renderer/core/frame/frame_test_helpers.h"
#include "third_party/blink/renderer/core/frame/web_local_frame_impl.h"
#include "third_party/blink/renderer/core/paint/timing/paint_timing_detector.h"
#include "third_party/blink/renderer/core/paint/timing/paint_timing_test_helper.h"
#include "third_party/blink/renderer/core/svg/svg_text_content_element.h"
#include "third_party/blink/renderer/core/testing/core_unit_test_helper.h"
#include "third_party/blink/renderer/platform/testing/runtime_enabled_features_test_helpers.h"
#include "third_party/blink/renderer/platform/testing/task_environment.h"

namespace blink {

class TextPaintTimingDetectorTest : public testing::Test { … };

constexpr base::TimeDelta TextPaintTimingDetectorTest::kQuantumOfTime;

TEST_F(TextPaintTimingDetectorTest, LargestTextPaint_NoText) { … }

TEST_F(TextPaintTimingDetectorTest, LargestTextPaint_OneText) { … }

TEST_F(TextPaintTimingDetectorTest, LaterSameSizeCandidate) { … }

TEST_F(TextPaintTimingDetectorTest,
       LargestTextPaint_FontSizeChange_MultipleUpdates) { … }

TEST_F(TextPaintTimingDetectorTest, LargestTextPaint_TraceEvent_Candidate) { … }

TEST_F(TextPaintTimingDetectorTest,
       LargestTextPaint_TraceEvent_Candidate_Frame) { … }

TEST_F(TextPaintTimingDetectorTest, AggregationBySelfPaintingInlineElement) { … }

TEST_F(TextPaintTimingDetectorTest, LargestTextPaint_OpacityZero) { … }

TEST_F(TextPaintTimingDetectorTest,
       NodeRemovedBeforeAssigningPresentationTime) { … }

TEST_F(TextPaintTimingDetectorTest, LargestTextPaint_LargestText) { … }

TEST_F(TextPaintTimingDetectorTest, UpdateResultWhenCandidateChanged) { … }

// There is a risk that a text that is just recorded is selected to be the
// metric candidate. The algorithm should skip the text record if its paint time
// hasn't been recorded yet.
TEST_F(TextPaintTimingDetectorTest, PendingTextIsLargest) { … }

// The same node may be visited by recordText for twice before the paint time
// is set. In some previous design, this caused the node to be recorded twice.
TEST_F(TextPaintTimingDetectorTest, VisitSameNodeTwiceBeforePaintTimeIsSet) { … }

TEST_F(TextPaintTimingDetectorTest, LargestTextPaint_ReportFirstPaintTime) { … }

TEST_F(TextPaintTimingDetectorTest,
       LargestTextPaint_IgnoreTextOutsideViewport) { … }

TEST_F(TextPaintTimingDetectorTest, LargestTextPaint_RemovedText) { … }

TEST_F(TextPaintTimingDetectorTest,
       RemoveRecordFromAllContainerAfterTextRemoval) { … }

TEST_F(TextPaintTimingDetectorTest,
       RemoveRecordFromAllContainerAfterRepeatedAttachAndDetach) { … }

TEST_F(TextPaintTimingDetectorTest,
       DestroyLargestTextPaintMangerAfterUserInput) { … }

TEST_F(TextPaintTimingDetectorTest, DoNotStopRecordingLCPAfterKeyUp) { … }

TEST_F(TextPaintTimingDetectorTest, LargestTextPaint_TextRecordAfterRemoval) { … }

TEST_F(TextPaintTimingDetectorTest,
       LargestTextPaint_CompareVisualSizeNotActualSize) { … }

TEST_F(TextPaintTimingDetectorTest, LargestTextPaint_CompareSizesAtFirstPaint) { … }

TEST_F(TextPaintTimingDetectorTest, TreatEllipsisAsText) { … }

TEST_F(TextPaintTimingDetectorTest, CaptureFileUploadController) { … }

TEST_F(TextPaintTimingDetectorTest, CapturingListMarkers) { … }

TEST_F(TextPaintTimingDetectorTest, CaptureSVGText) { … }

// This is for comparison with the ClippedByViewport test.
TEST_F(TextPaintTimingDetectorTest, NormalTextUnclipped) { … }

TEST_F(TextPaintTimingDetectorTest, ClippedByViewport) { … }

TEST_F(TextPaintTimingDetectorTest, ClippedByParentVisibleRect) { … }

TEST_F(TextPaintTimingDetectorTest, Iframe) { … }

TEST_F(TextPaintTimingDetectorTest, Iframe_ClippedByViewport) { … }

TEST_F(TextPaintTimingDetectorTest, SameSizeShouldNotBeIgnored) { … }

TEST_F(TextPaintTimingDetectorTest, VisibleTextAfterUserInput) { … }

TEST_F(TextPaintTimingDetectorTest, VisibleTextAfterUserScroll) { … }

TEST_F(TextPaintTimingDetectorTest, OpacityZeroHTML) { … }

TEST_F(TextPaintTimingDetectorTest, OpacityZeroHTML2) { … }

}  // namespace blink
chromium/third_party/blink/renderer/core/paint/timing/text_paint_timing_detector_test.cc
