reflow comments in web/tests

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

 /*
  * Copyright (C) 2015 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 153 matching lines @@
 
   webView->handleInputEvent(generateEvent(WebInputEvent::GestureScrollBegin));
   EXPECT_FLOAT_EQ(50.f, webView->topControls().contentOffset());
 
   // Top controls should be scrolled partially and page should not scroll.
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, -25.f));
   EXPECT_FLOAT_EQ(25.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 0), frame()->view()->scrollPosition());
 
-  // Top controls should consume 25px and become hidden. Excess scroll should be consumed by the page.
+  // Top controls should consume 25px and become hidden. Excess scroll should be
+  // consumed by the page.
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, -40.f));
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 15), frame()->view()->scrollPosition());
 
   // Only page should consume scroll
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, -20.f));
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 35), frame()->view()->scrollPosition());
@@ skipping 26 matching lines @@
   WebViewImpl* webView = initialize();
   // initialize top controls to be shown and position page at 100px.
   webView->resizeWithTopControls(webView->size(), 50.f, true);
   webView->topControls().setShownRatio(1);
   frame()->view()->getScrollableArea()->setScrollPosition(IntPoint(0, 100),
                                                           ProgrammaticScroll);
 
   webView->handleInputEvent(generateEvent(WebInputEvent::GestureScrollBegin));
   EXPECT_FLOAT_EQ(50.f, webView->topControls().contentOffset());
 
-  // Scroll down to completely hide top controls. Excess deltaY (100px) should be consumed by the page.
+  // Scroll down to completely hide top controls. Excess deltaY (100px) should
+  // be consumed by the page.
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, -150.f));
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 200), frame()->view()->scrollPosition());
 
-  // Scroll up and ensure the top controls does not move until we recover 100px previously scrolled.
+  // Scroll up and ensure the top controls does not move until we recover 100px
+  // previously scrolled.
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, 40.f));
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 160), frame()->view()->scrollPosition());
 
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, 60.f));
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 100), frame()->view()->scrollPosition());
 
-  // Now we have hit the threshold so further scroll up should be consumed by top controls.
+  // Now we have hit the threshold so further scroll up should be consumed by
+  // top controls.
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, 30.f));
   EXPECT_FLOAT_EQ(30.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 100), frame()->view()->scrollPosition());
 
   // Once top control is fully shown then page should consume any excess scroll.
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, 70.f));
   EXPECT_FLOAT_EQ(50.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 50), frame()->view()->scrollPosition());
 }
 
 // Scrolling down should always cause visible top controls to start hiding even
 // if we have been scrolling up previously.
 TEST_F(TopControlsTest, MAYBE(ScrollUpThenDown)) {
   WebViewImpl* webView = initialize();
   // initialize top controls to be hidden and position page at 100px.
   webView->resizeWithTopControls(webView->size(), 50.f, false);
   webView->topControls().setShownRatio(0);
   frame()->view()->getScrollableArea()->setScrollPosition(IntPoint(0, 100),
                                                           ProgrammaticScroll);
 
   webView->handleInputEvent(generateEvent(WebInputEvent::GestureScrollBegin));
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
 
-  // Scroll up to completely show top controls. Excess deltaY (50px) should be consumed by the page.
+  // Scroll up to completely show top controls. Excess deltaY (50px) should be
+  // consumed by the page.
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, 100.f));
   EXPECT_FLOAT_EQ(50.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 50), frame()->view()->scrollPosition());
 
   // Scroll down and ensure only top controls is scrolled
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, -40.f));
   EXPECT_FLOAT_EQ(10.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 50), frame()->view()->scrollPosition());
@@ skipping 39 matching lines @@
   webView->handleInputEvent(generateEvent(WebInputEvent::GestureScrollBegin));
   EXPECT_FLOAT_EQ(50.f, webView->topControls().contentOffset());
 
   // Top controls should be scrolled partially and page should not scroll.
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, -20.f));
   EXPECT_FLOAT_EQ(30.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 0),
                   frame()->view()->getScrollableArea()->scrollPositionDouble());
 
-  // Top controls should consume 30px and become hidden. Excess scroll should be consumed by the page at 2x scale.
+  // Top controls should consume 30px and become hidden. Excess scroll should be
+  // consumed by the page at 2x scale.
   webView->handleInputEvent(
       generateEvent(WebInputEvent::GestureScrollUpdate, 0, -70.f));
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 20),
                   frame()->view()->getScrollableArea()->scrollPositionDouble());
 
   webView->handleInputEvent(generateEvent(WebInputEvent::GestureScrollEnd));
 
   // Change page scale and test.
   webView->setPageScaleFactor(0.5);
@@ skipping 42 matching lines @@
 
 // Scrollable subregions should scroll before top controls
 TEST_F(TopControlsTest, MAYBE(ScrollableSubregionScrollFirst)) {
   WebViewImpl* webView = initialize("overflow-scrolling.html");
   webView->resizeWithTopControls(webView->size(), 50.f, true);
   webView->topControls().setShownRatio(1);
   frame()->view()->getScrollableArea()->setScrollPosition(IntPoint(0, 50),
                                                           ProgrammaticScroll);
 
   // Test scroll down
-  // Scroll down should scroll the overflow div first but top controls and main frame should not scroll.
+  // Scroll down should scroll the overflow div first but top controls and main
+  // frame should not scroll.
   verticalScroll(-800.f);
   EXPECT_FLOAT_EQ(50.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 50), frame()->view()->scrollPosition());
 
-  // Continued scroll down should start hiding top controls but main frame should not scroll.
+  // Continued scroll down should start hiding top controls but main frame
+  // should not scroll.
   verticalScroll(-40.f);
   EXPECT_FLOAT_EQ(10.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 50), frame()->view()->scrollPosition());
 
   // Continued scroll down should scroll down the main frame
   verticalScroll(-40.f);
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 80), frame()->view()->scrollPosition());
 
   // Test scroll up
   // scroll up should scroll overflow div first
   verticalScroll(800.f);
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 80), frame()->view()->scrollPosition());
 
-  // Continued scroll up should start showing top controls but main frame should not scroll.
+  // Continued scroll up should start showing top controls but main frame should
+  // not scroll.
   verticalScroll(40.f);
   EXPECT_FLOAT_EQ(40.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 80), frame()->view()->scrollPosition());
 
   // Continued scroll down up scroll up the main frame
   verticalScroll(40.f);
   EXPECT_FLOAT_EQ(50.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 50), frame()->view()->scrollPosition());
 }
 
 // Scrollable iframes should scroll before top controls
 TEST_F(TopControlsTest, MAYBE(ScrollableIframeScrollFirst)) {
   WebViewImpl* webView = initialize("iframe-scrolling.html");
   webView->resizeWithTopControls(webView->size(), 50.f, true);
   webView->topControls().setShownRatio(1);
   frame()->view()->getScrollableArea()->setScrollPosition(IntPoint(0, 50),
                                                           ProgrammaticScroll);
 
   // Test scroll down
-  // Scroll down should scroll the iframe first but top controls and main frame should not scroll.
+  // Scroll down should scroll the iframe first but top controls and main frame
+  // should not scroll.
   verticalScroll(-800.f);
   EXPECT_FLOAT_EQ(50.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 50), frame()->view()->scrollPosition());
 
-  // Continued scroll down should start hiding top controls but main frame should not scroll.
+  // Continued scroll down should start hiding top controls but main frame
+  // should not scroll.
   verticalScroll(-40.f);
   EXPECT_FLOAT_EQ(10.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 50), frame()->view()->scrollPosition());
 
   // Continued scroll down should scroll down the main frame
   verticalScroll(-40.f);
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 80), frame()->view()->scrollPosition());
 
   // Test scroll up
   // scroll up should scroll iframe first
   verticalScroll(800.f);
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 80), frame()->view()->scrollPosition());
 
-  // Continued scroll up should start showing top controls but main frame should not scroll.
+  // Continued scroll up should start showing top controls but main frame should
+  // not scroll.
   verticalScroll(40.f);
   EXPECT_FLOAT_EQ(40.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 80), frame()->view()->scrollPosition());
 
   // Continued scroll down up scroll up the main frame
   verticalScroll(40.f);
   EXPECT_FLOAT_EQ(50.f, webView->topControls().contentOffset());
   EXPECT_POINT_EQ(IntPoint(0, 50), frame()->view()->scrollPosition());
 }
 
 // Top controls visibility should remain consistent when height is changed.
 TEST_F(TopControlsTest, MAYBE(HeightChangeMaintainsVisibility)) {
   WebViewImpl* webView = initialize();
   webView->resizeWithTopControls(webView->size(), 20.f, false);
   webView->topControls().setShownRatio(0);
 
   webView->resizeWithTopControls(webView->size(), 20.f, false);
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
 
   webView->resizeWithTopControls(webView->size(), 40.f, false);
   EXPECT_FLOAT_EQ(0.f, webView->topControls().contentOffset());
 
   // Scroll up to show top controls.
   verticalScroll(40.f);
   EXPECT_FLOAT_EQ(40.f, webView->topControls().contentOffset());
 
-  // Changing height of a fully shown top controls should correctly adjust content offset
+  // Changing height of a fully shown top controls should correctly adjust
+  // content offset
   webView->resizeWithTopControls(webView->size(), 30.f, false);
   EXPECT_FLOAT_EQ(30.f, webView->topControls().contentOffset());
 }
 
 // Zero delta should not have any effect on top controls.
 TEST_F(TopControlsTest, MAYBE(ZeroHeightMeansNoEffect)) {
   WebViewImpl* webView = initialize();
   webView->resizeWithTopControls(webView->size(), 0, false);
   webView->topControls().setShownRatio(0);
   frame()->view()->getScrollableArea()->setScrollPosition(IntPoint(0, 100),
@@ skipping 346 matching lines @@
     view->setScrollPosition(view->scrollPosition(), ProgrammaticScroll);
 
     ASSERT_EQ(80.f, webView->topControls().contentOffset());
     EXPECT_EQ(expectedRootOffset, rootViewport->scrollPosition().y());
 
     webView->handleInputEvent(generateEvent(WebInputEvent::GestureScrollEnd));
   }
 }
 
 }  // namespace blink