content/renderer/render_view_browsertest_mac.mm - platform/external/chromium_org - Git at Google

 // Copyright (c) 2012 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 "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "content/public/browser/native_web_keyboard_event.h"
 #include "content/public/test/render_view_test.h"
 #include "content/renderer/render_view_impl.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "webkit/common/webpreferences.h"

 #include <Cocoa/Cocoa.h>
 #include <Carbon/Carbon.h>  // for the kVK_* constants.

 namespace content {

 NSEvent* CmdDeadKeyEvent(NSEventType type, unsigned short code) {
   UniChar uniChar = 0;
   switch(code) {
     case kVK_UpArrow:
       uniChar = NSUpArrowFunctionKey;
       break;
     case kVK_DownArrow:
       uniChar = NSDownArrowFunctionKey;
       break;
     default:
       CHECK(false);
   }
   NSString* s = [NSString stringWithFormat:@"%C", uniChar];

   return [NSEvent keyEventWithType:type
                           location:NSZeroPoint
                      modifierFlags:NSCommandKeyMask
                          timestamp:0.0
                       windowNumber:0
                            context:nil
                         characters:s
        charactersIgnoringModifiers:s
                          isARepeat:NO
                            keyCode:code];
 }

 // Test that cmd-up/down scrolls the page exactly if it is not intercepted by
 // javascript.
 TEST_F(RenderViewTest, MacTestCmdUp) {
   // Some preprocessor trickery so that we can have literal html in our source,
   // makes it easier to copy html to and from an html file for testing (the
   // preprocessor will remove the newlines at the line ends, turning this into
   // a single long line).
   #define HTML(s) #s
   const char* kRawHtml = HTML(
   <html>
   <head><title></title>
   <script type='text/javascript' language='javascript'>
   function OnKeyEvent(ev) {
     var result = document.getElementById(ev.type);
     result.innerText = (ev.which || ev.keyCode) + ',' +
       ev.shiftKey + ',' +
       ev.ctrlKey + ',' +
       ev.metaKey + ',' +
       ev.altKey;
     return %s;  /* Replace with "return true;" when testing in an html file. */
   }
   function OnScroll(ev) {
     var result = document.getElementById("scroll");
     result.innerText = window.pageYOffset;
     return true;
   }
   </script>
   <style type="text/css">
   p { border-bottom:5000px solid black; } /* enforce vertical scroll bar */
   </style>
   </head>
   <body
     onscroll='return OnScroll(event);'
     onkeydown='return OnKeyEvent(event);'>
   <div id='keydown' contenteditable='true'> </div>
   <div id='scroll' contenteditable='true'> </div>
   <p>p1
   <p>p2
   </body>
   </html>
   );
   #undef HTML

   WebPreferences prefs;
   prefs.enable_scroll_animator = false;

   RenderViewImpl* view = static_cast<RenderViewImpl*>(view_);
   view->OnUpdateWebPreferences(prefs);

   const int kMaxOutputCharacters = 1024;
   string16 output;
   char htmlBuffer[2048];

   NSEvent* arrowDownKeyDown = CmdDeadKeyEvent(NSKeyDown, kVK_DownArrow);
   NSEvent* arrowUpKeyDown = CmdDeadKeyEvent(NSKeyDown, kVK_UpArrow);

   // First test when javascript does not eat keypresses -- should scroll.
   sprintf(htmlBuffer, kRawHtml, "true");
   view->set_send_content_state_immediately(true);
   LoadHTML(htmlBuffer);
   render_thread_->sink().ClearMessages();

   const char* kArrowDownScrollDown =
       "40,false,false,true,false\n10128\np1\n\np2";
   view->OnSetEditCommandsForNextKeyEvent(
       EditCommands(1, EditCommand("moveToEndOfDocument", "")));
   SendNativeKeyEvent(NativeWebKeyboardEvent(arrowDownKeyDown));
   ProcessPendingMessages();
   output = GetMainFrame()->contentAsText(kMaxOutputCharacters);
   EXPECT_EQ(kArrowDownScrollDown, UTF16ToASCII(output));

   const char* kArrowUpScrollUp =
       "38,false,false,true,false\n0\np1\n\np2";
   view->OnSetEditCommandsForNextKeyEvent(
       EditCommands(1, EditCommand("moveToBeginningOfDocument", "")));
   SendNativeKeyEvent(NativeWebKeyboardEvent(arrowUpKeyDown));
   ProcessPendingMessages();
   output = GetMainFrame()->contentAsText(kMaxOutputCharacters);
   EXPECT_EQ(kArrowUpScrollUp, UTF16ToASCII(output));


   // Now let javascript eat the key events -- no scrolling should happen
   sprintf(htmlBuffer, kRawHtml, "false");
   view->set_send_content_state_immediately(true);
   LoadHTML(htmlBuffer);
   render_thread_->sink().ClearMessages();

   const char* kArrowDownNoScroll =
       "40,false,false,true,false\np1\n\np2";
   view->OnSetEditCommandsForNextKeyEvent(
       EditCommands(1, EditCommand("moveToEndOfDocument", "")));
   SendNativeKeyEvent(NativeWebKeyboardEvent(arrowDownKeyDown));
   ProcessPendingMessages();
   output = GetMainFrame()->contentAsText(kMaxOutputCharacters);
   EXPECT_EQ(kArrowDownNoScroll, UTF16ToASCII(output));

   const char* kArrowUpNoScroll =
       "38,false,false,true,false\np1\n\np2";
   view->OnSetEditCommandsForNextKeyEvent(
       EditCommands(1, EditCommand("moveToBeginningOfDocument", "")));
   SendNativeKeyEvent(NativeWebKeyboardEvent(arrowUpKeyDown));
   ProcessPendingMessages();
   output = GetMainFrame()->contentAsText(kMaxOutputCharacters);
   EXPECT_EQ(kArrowUpNoScroll, UTF16ToASCII(output));
 }

 }  // namespace content
	// Copyright (c) 2012 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 "base/strings/string16.h"
	#include "base/strings/string_util.h"
	#include "content/public/browser/native_web_keyboard_event.h"
	#include "content/public/test/render_view_test.h"
	#include "content/renderer/render_view_impl.h"
	#include "testing/gtest/include/gtest/gtest.h"
	#include "webkit/common/webpreferences.h"

	#include <Cocoa/Cocoa.h>
	#include <Carbon/Carbon.h> // for the kVK_* constants.

	namespace content {

	NSEvent* CmdDeadKeyEvent(NSEventType type, unsigned short code) {
	UniChar uniChar = 0;
	switch(code) {
	case kVK_UpArrow:
	uniChar = NSUpArrowFunctionKey;
	break;
	case kVK_DownArrow:
	uniChar = NSDownArrowFunctionKey;
	break;
	default:
	CHECK(false);
	}
	NSString* s = [NSString stringWithFormat:@"%C", uniChar];

	return [NSEvent keyEventWithType:type
	location:NSZeroPoint
	modifierFlags:NSCommandKeyMask
	timestamp:0.0
	windowNumber:0
	context:nil
	characters:s
	charactersIgnoringModifiers:s
	isARepeat:NO
	keyCode:code];
	}

	// Test that cmd-up/down scrolls the page exactly if it is not intercepted by
	// javascript.
	TEST_F(RenderViewTest, MacTestCmdUp) {
	// Some preprocessor trickery so that we can have literal html in our source,
	// makes it easier to copy html to and from an html file for testing (the
	// preprocessor will remove the newlines at the line ends, turning this into
	// a single long line).
	#define HTML(s) #s
	const char* kRawHtml = HTML(
	<html>
	<head><title></title>
	<script type='text/javascript' language='javascript'>
	function OnKeyEvent(ev) {
	var result = document.getElementById(ev.type);
	result.innerText = (ev.which \|\| ev.keyCode) + ',' +
	ev.shiftKey + ',' +
	ev.ctrlKey + ',' +
	ev.metaKey + ',' +
	ev.altKey;
	return %s; /* Replace with "return true;" when testing in an html file. */
	}
	function OnScroll(ev) {
	var result = document.getElementById("scroll");
	result.innerText = window.pageYOffset;
	return true;
	}
	</script>
	<style type="text/css">
	p { border-bottom:5000px solid black; } /* enforce vertical scroll bar */
	</style>
	</head>
	<body
	onscroll='return OnScroll(event);'
	onkeydown='return OnKeyEvent(event);'>
	<div id='keydown' contenteditable='true'> </div>
	<div id='scroll' contenteditable='true'> </div>
	<p>p1
	<p>p2
	</body>
	</html>
	);
	#undef HTML

	WebPreferences prefs;
	prefs.enable_scroll_animator = false;

	RenderViewImpl* view = static_cast<RenderViewImpl*>(view_);
	view->OnUpdateWebPreferences(prefs);

	const int kMaxOutputCharacters = 1024;
	string16 output;
	char htmlBuffer[2048];

	NSEvent* arrowDownKeyDown = CmdDeadKeyEvent(NSKeyDown, kVK_DownArrow);
	NSEvent* arrowUpKeyDown = CmdDeadKeyEvent(NSKeyDown, kVK_UpArrow);

	// First test when javascript does not eat keypresses -- should scroll.
	sprintf(htmlBuffer, kRawHtml, "true");
	view->set_send_content_state_immediately(true);
	LoadHTML(htmlBuffer);
	render_thread_->sink().ClearMessages();

	const char* kArrowDownScrollDown =
	"40,false,false,true,false\n10128\np1\n\np2";
	view->OnSetEditCommandsForNextKeyEvent(
	EditCommands(1, EditCommand("moveToEndOfDocument", "")));
	SendNativeKeyEvent(NativeWebKeyboardEvent(arrowDownKeyDown));
	ProcessPendingMessages();
	output = GetMainFrame()->contentAsText(kMaxOutputCharacters);
	EXPECT_EQ(kArrowDownScrollDown, UTF16ToASCII(output));

	const char* kArrowUpScrollUp =
	"38,false,false,true,false\n0\np1\n\np2";
	view->OnSetEditCommandsForNextKeyEvent(
	EditCommands(1, EditCommand("moveToBeginningOfDocument", "")));
	SendNativeKeyEvent(NativeWebKeyboardEvent(arrowUpKeyDown));
	ProcessPendingMessages();
	output = GetMainFrame()->contentAsText(kMaxOutputCharacters);
	EXPECT_EQ(kArrowUpScrollUp, UTF16ToASCII(output));


	// Now let javascript eat the key events -- no scrolling should happen
	sprintf(htmlBuffer, kRawHtml, "false");
	view->set_send_content_state_immediately(true);
	LoadHTML(htmlBuffer);
	render_thread_->sink().ClearMessages();

	const char* kArrowDownNoScroll =
	"40,false,false,true,false\np1\n\np2";
	view->OnSetEditCommandsForNextKeyEvent(
	EditCommands(1, EditCommand("moveToEndOfDocument", "")));
	SendNativeKeyEvent(NativeWebKeyboardEvent(arrowDownKeyDown));
	ProcessPendingMessages();
	output = GetMainFrame()->contentAsText(kMaxOutputCharacters);
	EXPECT_EQ(kArrowDownNoScroll, UTF16ToASCII(output));

	const char* kArrowUpNoScroll =
	"38,false,false,true,false\np1\n\np2";
	view->OnSetEditCommandsForNextKeyEvent(
	EditCommands(1, EditCommand("moveToBeginningOfDocument", "")));
	SendNativeKeyEvent(NativeWebKeyboardEvent(arrowUpKeyDown));
	ProcessPendingMessages();
	output = GetMainFrame()->contentAsText(kMaxOutputCharacters);
	EXPECT_EQ(kArrowUpNoScroll, UTF16ToASCII(output));
	}

	} // namespace content