Assert event timestamp to be monotonic and not from future

third_party/WebKit/Source/web/tests/TextFinderTest.cpp

 // 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 "web/TextFinder.h"
 
 #include "bindings/core/v8/ExceptionStatePlaceholder.h"
 #include "core/dom/Document.h"
 #include "core/dom/NodeList.h"
 #include "core/dom/Range.h"
@@ skipping 446 matching lines @@
     Node* textInIElement = document().body()->lastChild()->firstChild();
     EXPECT_EQ(findInPageRect(textInBElement, 4, textInBElement, 10), matchRects[0]);
     EXPECT_EQ(findInPageRect(textInIElement, 2, textInIElement, 8), matchRects[1]);
 }
 
 class TextFinderFakeTimerTest : public TextFinderTest {
 protected:
     void SetUp() override
     {
         s_timeElapsed = 0.0;
-        m_originalTimeFunction = setTimeFunctionsForTesting(returnMockTime);
+        m_originalMonotonicTimeFunction = setMonotonicallyIncreasingTimeFunctionForTesting(returnMockTime);
+        m_originalCurrentTimeFunction = setCurrentTimeFunctionForTesting(returnMockTime);
     }
 
     void TearDown() override
     {
-        setTimeFunctionsForTesting(m_originalTimeFunction);
+        setMonotonicallyIncreasingTimeFunctionForTesting(m_originalMonotonicTimeFunction);
+        setCurrentTimeFunctionForTesting(m_originalCurrentTimeFunction);
     }
 
 private:
     static double returnMockTime()
     {
         s_timeElapsed += 1.0;
         return s_timeElapsed;
     }
 
-    TimeFunction m_originalTimeFunction;
+    TimeFunction m_originalMonotonicTimeFunction;
+    TimeFunction m_originalCurrentTimeFunction;
     static double s_timeElapsed;
 };
 
 double TextFinderFakeTimerTest::s_timeElapsed;
 
 TEST_F(TextFinderFakeTimerTest, ScopeWithTimeouts)
 {
     // Make a long string.
     String text(Vector<UChar>(100));
     text.fill('a');
@@ skipping 15 matching lines @@
     // There will be only one iteration before timeout, because increment
     // of the TimeProxyPlatform timer is greater than timeout threshold.
     textFinder().scopeStringMatches(identifier, searchPattern, findOptions, true);
     while (textFinder().scopingInProgress())
         runPendingTasks();
 
     EXPECT_EQ(4, textFinder().totalMatchCount());
 }
 
 } // namespace blink