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// Copyright (c) 2009 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/common/native_web_keyboard_event.h"
#include "chrome/common/render_messages.h"
#include "chrome/test/render_view_test.h"
#include "testing/gtest/include/gtest/gtest.h"
TEST_F(RenderViewTest, OnLoadAlternateHTMLText) {
// Test a new navigation.
GURL test_url("http://www.google.com/some_test_url");
view_->OnLoadAlternateHTMLText("<html></html>", true, test_url,
std::string());
// We should have gotten two different types of start messages in the
// following order.
ASSERT_EQ((size_t)2, render_thread_.sink().message_count());
const IPC::Message* msg = render_thread_.sink().GetMessageAt(0);
EXPECT_EQ(ViewHostMsg_DidStartLoading::ID, msg->type());
msg = render_thread_.sink().GetMessageAt(1);
EXPECT_EQ(ViewHostMsg_DidStartProvisionalLoadForFrame::ID, msg->type());
ViewHostMsg_DidStartProvisionalLoadForFrame::Param start_params;
ViewHostMsg_DidStartProvisionalLoadForFrame::Read(msg, &start_params);
EXPECT_EQ(GURL("chrome-ui://chromewebdata/"), start_params.b);
}
// Test that we get form state change notifications when input fields change.
TEST_F(RenderViewTest, OnNavStateChanged) {
// Don't want any delay for form state sync changes. This will still post a
// message so updates will get coalesced, but as soon as we spin the message
// loop, it will generate an update.
view_->set_delay_seconds_for_form_state_sync(0);
LoadHTML("<input type=\"text\" id=\"elt_text\"></input>");
// We should NOT have gotten a form state change notification yet.
EXPECT_FALSE(render_thread_.sink().GetFirstMessageMatching(
ViewHostMsg_UpdateState::ID));
render_thread_.sink().ClearMessages();
// Change the value of the input. We should have gotten an update state
// notification. We need to spin the message loop to catch this update.
ExecuteJavaScript("document.getElementById('elt_text').value = 'foo';");
ProcessPendingMessages();
EXPECT_TRUE(render_thread_.sink().GetUniqueMessageMatching(
ViewHostMsg_UpdateState::ID));
}
// Test that our IME backend sends a notification message when the input focus
// changes.
TEST_F(RenderViewTest, OnImeStateChanged) {
// Enable our IME backend code.
view_->OnImeSetInputMode(true);
// Load an HTML page consisting of two input fields.
view_->set_delay_seconds_for_form_state_sync(0);
LoadHTML("<html>"
"<head>"
"</head>"
"<body>"
"<input id=\"test1\" type=\"text\"></input>"
"<input id=\"test2\" type=\"password\"></input>"
"</body>"
"</html>");
render_thread_.sink().ClearMessages();
const int kRepeatCount = 10;
for (int i = 0; i < kRepeatCount; i++) {
// Move the input focus to the first <input> element, where we should
// activate IMEs.
ExecuteJavaScript("document.getElementById('test1').focus();");
ProcessPendingMessages();
render_thread_.sink().ClearMessages();
// Update the IME status and verify if our IME backend sends an IPC message
// to activate IMEs.
view_->UpdateIME();
const IPC::Message* msg = render_thread_.sink().GetMessageAt(0);
EXPECT_TRUE(msg != NULL);
EXPECT_EQ(ViewHostMsg_ImeUpdateStatus::ID, msg->type());
ViewHostMsg_ImeUpdateStatus::Param params;
ViewHostMsg_ImeUpdateStatus::Read(msg, ¶ms);
EXPECT_EQ(params.a, IME_COMPLETE_COMPOSITION);
EXPECT_TRUE(params.b.x() > 0 && params.b.y() > 0);
// Move the input focus to the second <input> element, where we should
// de-activate IMEs.
ExecuteJavaScript("document.getElementById('test2').focus();");
ProcessPendingMessages();
render_thread_.sink().ClearMessages();
// Update the IME status and verify if our IME backend sends an IPC message
// to de-activate IMEs.
view_->UpdateIME();
msg = render_thread_.sink().GetMessageAt(0);
EXPECT_TRUE(msg != NULL);
EXPECT_EQ(ViewHostMsg_ImeUpdateStatus::ID, msg->type());
ViewHostMsg_ImeUpdateStatus::Read(msg, ¶ms);
EXPECT_EQ(params.a, IME_DISABLE);
}
}
// Test that our IME backend can compose CJK words.
// Our IME front-end sends many platform-independent messages to the IME backend
// while it composes CJK words. This test sends the minimal messages captured
// on my local environment directly to the IME backend to verify if the backend
// can compose CJK words without any problems.
// This test uses an array of command sets because an IME composotion does not
// only depends on IME events, but also depends on window events, e.g. moving
// the window focus while composing a CJK text. To handle such complicated
// cases, this test should not only call IME-related functions in the
// RenderWidget class, but also call some RenderWidget members, e.g.
// ExecuteJavaScript(), RenderWidget::OnSetFocus(), etc.
TEST_F(RenderViewTest, ImeComposition) {
enum ImeCommand {
IME_INITIALIZE,
IME_SETINPUTMODE,
IME_SETFOCUS,
IME_SETCOMPOSITION,
};
struct ImeMessage {
ImeCommand command;
bool enable;
int string_type;
int cursor_position;
int target_start;
int target_end;
const wchar_t* ime_string;
const wchar_t* result;
};
static const ImeMessage kImeMessages[] = {
// Scenario 1: input a Chinese word with Microsoft IME (on Vista).
{IME_INITIALIZE, true, 0, 0, 0, 0, NULL, NULL},
{IME_SETINPUTMODE, true, 0, 0, 0, 0, NULL, NULL},
{IME_SETFOCUS, true, 0, 0, 0, 0, NULL, NULL},
{IME_SETCOMPOSITION, false, 0, 1, -1, -1, L"n", L"n"},
{IME_SETCOMPOSITION, false, 0, 2, -1, -1, L"ni", L"ni"},
{IME_SETCOMPOSITION, false, 0, 3, -1, -1, L"nih", L"nih"},
{IME_SETCOMPOSITION, false, 0, 4, -1, -1, L"niha", L"niha"},
{IME_SETCOMPOSITION, false, 0, 5, -1, -1, L"nihao", L"nihao"},
{IME_SETCOMPOSITION, false, 0, 2, -1, -1, L"\x4F60\x597D", L"\x4F60\x597D"},
{IME_SETCOMPOSITION, false, 1, -1, -1, -1, L"\x4F60\x597D",
L"\x4F60\x597D"},
{IME_SETCOMPOSITION, false, -1, -1, -1, -1, L"", L"\x4F60\x597D"},
// Scenario 2: input a Japanese word with Microsoft IME (on Vista).
{IME_INITIALIZE, true, 0, 0, 0, 0, NULL, NULL},
{IME_SETINPUTMODE, true, 0, 0, 0, 0, NULL, NULL},
{IME_SETFOCUS, true, 0, 0, 0, 0, NULL, NULL},
{IME_SETCOMPOSITION, false, 0, 1, 0, 1, L"\xFF4B", L"\xFF4B"},
{IME_SETCOMPOSITION, false, 0, 1, 0, 1, L"\x304B", L"\x304B"},
{IME_SETCOMPOSITION, false, 0, 2, 0, 2, L"\x304B\xFF4E", L"\x304B\xFF4E"},
{IME_SETCOMPOSITION, false, 0, 3, 0, 3, L"\x304B\x3093\xFF4A",
L"\x304B\x3093\xFF4A"},
{IME_SETCOMPOSITION, false, 0, 3, 0, 3, L"\x304B\x3093\x3058",
L"\x304B\x3093\x3058"},
{IME_SETCOMPOSITION, false, 0, 0, 0, 2, L"\x611F\x3058", L"\x611F\x3058"},
{IME_SETCOMPOSITION, false, 0, 0, 0, 2, L"\x6F22\x5B57", L"\x6F22\x5B57"},
{IME_SETCOMPOSITION, false, 1, -1, -1, -1, L"\x6F22\x5B57",
L"\x6F22\x5B57"},
{IME_SETCOMPOSITION, false, -1, -1, -1, -1, L"", L"\x6F22\x5B57"},
// Scenario 3: input a Korean word with Microsot IME (on Vista).
{IME_INITIALIZE, true, 0, 0, 0, 0, NULL, NULL},
{IME_SETINPUTMODE, true, 0, 0, 0, 0, NULL, NULL},
{IME_SETFOCUS, true, 0, 0, 0, 0, NULL, NULL},
{IME_SETCOMPOSITION, false, 0, 0, 0, 1, L"\x3147", L"\x3147"},
{IME_SETCOMPOSITION, false, 0, 0, 0, 1, L"\xC544", L"\xC544"},
{IME_SETCOMPOSITION, false, 0, 0, 0, 1, L"\xC548", L"\xC548"},
{IME_SETCOMPOSITION, false, 1, -1, -1, -1, L"\xC548", L"\xC548"},
{IME_SETCOMPOSITION, false, 0, 0, 0, 1, L"\x3134", L"\xC548\x3134"},
{IME_SETCOMPOSITION, false, 0, 0, 0, 1, L"\xB140", L"\xC548\xB140"},
{IME_SETCOMPOSITION, false, 0, 0, 0, 1, L"\xB155", L"\xC548\xB155"},
{IME_SETCOMPOSITION, false, -1, -1, -1, -1, L"", L"\xC548"},
{IME_SETCOMPOSITION, false, 1, -1, -1, -1, L"\xB155", L"\xC548\xB155"},
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kImeMessages); i++) {
const ImeMessage* ime_message = &kImeMessages[i];
switch (ime_message->command) {
case IME_INITIALIZE:
// Load an HTML page consisting of a content-editable <div> element,
// and move the input focus to the <div> element, where we can use
// IMEs.
view_->OnImeSetInputMode(ime_message->enable);
view_->set_delay_seconds_for_form_state_sync(0);
LoadHTML("<html>"
"<head>"
"</head>"
"<body>"
"<div id=\"test1\" contenteditable=\"true\"></div>"
"</body>"
"</html>");
ExecuteJavaScript("document.getElementById('test1').focus();");
break;
case IME_SETINPUTMODE:
// Activate (or deactivate) our IME back-end.
view_->OnImeSetInputMode(ime_message->enable);
break;
case IME_SETFOCUS:
// Update the window focus.
view_->OnSetFocus(ime_message->enable);
break;
case IME_SETCOMPOSITION:
view_->OnImeSetComposition(ime_message->string_type,
ime_message->cursor_position,
ime_message->target_start,
ime_message->target_end,
ime_message->ime_string);
break;
}
// Update the status of our IME back-end.
// TODO(hbono): we should verify messages to be sent from the back-end.
view_->UpdateIME();
ProcessPendingMessages();
render_thread_.sink().ClearMessages();
if (ime_message->result) {
// Retrieve the content of this page and compare it with the expected
// result.
const int kMaxOutputCharacters = 128;
std::wstring output;
GetMainFrame()->GetContentAsPlainText(kMaxOutputCharacters, &output);
EXPECT_EQ(output, ime_message->result);
}
}
}
// Test that the RenderView::OnSetTextDirection() function can change the text
// direction of the selected input element.
TEST_F(RenderViewTest, OnSetTextDirection) {
// Load an HTML page consisting of a <textarea> element and a <div> element.
// This test changes the text direction of the <textarea> element, and
// writes the values of its 'dir' attribute and its 'direction' property to
// verify that the text direction is changed.
view_->set_delay_seconds_for_form_state_sync(0);
LoadHTML("<html>"
"<head>"
"</head>"
"<body>"
"<textarea id=\"test\"></textarea>"
"<div id=\"result\" contenteditable=\"true\"></div>"
"</body>"
"</html>");
render_thread_.sink().ClearMessages();
static const struct {
WebTextDirection direction;
const wchar_t* expected_result;
} kTextDirection[] = {
{WEB_TEXT_DIRECTION_RTL, L"\x000A" L"rtl,rtl"},
{WEB_TEXT_DIRECTION_LTR, L"\x000A" L"ltr,ltr"},
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kTextDirection); ++i) {
// Set the text direction of the <textarea> element.
ExecuteJavaScript("document.getElementById('test').focus();");
view_->OnSetTextDirection(kTextDirection[i].direction);
// Write the values of its DOM 'dir' attribute and its CSS 'direction'
// property to the <div> element.
ExecuteJavaScript("var result = document.getElementById('result');"
"var node = document.getElementById('test');"
"var style = getComputedStyle(node, null);"
"result.innerText ="
" node.getAttribute('dir') + ',' +"
" style.getPropertyValue('direction');");
// Copy the document content to std::wstring and compare with the
// expected result.
const int kMaxOutputCharacters = 16;
std::wstring output;
GetMainFrame()->GetContentAsPlainText(kMaxOutputCharacters, &output);
EXPECT_EQ(output, kTextDirection[i].expected_result);
}
}
// Tests that printing pages work and sending and receiving messages through
// that channel all works.
TEST_F(RenderViewTest, OnPrintPages) {
#if defined(OS_WIN)
// Lets simulate a print pages with Hello world.
LoadHTML("<body><p>Hello World!</p></body>");
view_->OnPrintPages();
// The renderer should be done calculating the number of rendered pages
// according to the specified settings defined in the mock render thread.
// Verify the page count is correct.
const IPC::Message* page_cnt_msg =
render_thread_.sink().GetUniqueMessageMatching(
ViewHostMsg_DidGetPrintedPagesCount::ID);
EXPECT_TRUE(page_cnt_msg);
ViewHostMsg_DidGetPrintedPagesCount::Param post_page_count_param;
ViewHostMsg_DidGetPrintedPagesCount::Read(page_cnt_msg,
&post_page_count_param);
EXPECT_EQ(1, post_page_count_param.b);
// Verify the rendered "printed page".
const IPC::Message* did_print_msg =
render_thread_.sink().GetUniqueMessageMatching(
ViewHostMsg_DidPrintPage::ID);
EXPECT_TRUE(did_print_msg);
ViewHostMsg_DidPrintPage::Param post_did_print_page_param;
ViewHostMsg_DidPrintPage::Read(did_print_msg, &post_did_print_page_param);
EXPECT_EQ(0, post_did_print_page_param.page_number);
#else
NOTIMPLEMENTED();
#endif
}
// Test that we can receive correct DOM events when we send input events
// through the RenderWidget::OnHandleInputEvent() function.
TEST_F(RenderViewTest, OnHandleKeyboardEvent) {
#if defined(OS_WIN)
// Save the keyboard layout and the status.
// This test changes the keyboard layout and status. This may break
// succeeding tests. To prevent this possible break, we should save the
// layout and status here to restore when this test is finished.
HKL original_layout = GetKeyboardLayout(0);
BYTE original_key_states[256];
GetKeyboardState(&original_key_states[0]);
// Load an HTML page consisting of one <input> element and three
// contentediable <div> elements.
// The <input> element is used for sending keyboard events, and the <div>
// elements are used for writing DOM events in the following format:
// "<keyCode>,<shiftKey>,<controlKey>,<altKey>,<metaKey>".
view_->set_delay_seconds_for_form_state_sync(0);
LoadHTML("<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.altKey + ',' +"
" ev.metaKey;"
" return true;"
"}"
"</script>"
"</head>"
"<body>"
"<input id='test' type='text'"
" onkeydown='return OnKeyEvent(event);'"
" onkeypress='return OnKeyEvent(event);'"
" onkeyup='return OnKeyEvent(event);'>"
"</input>"
"<div id='keydown' contenteditable='true'>"
"</div>"
"<div id='keypress' contenteditable='true'>"
"</div>"
"<div id='keyup' contenteditable='true'>"
"</div>"
"</body>"
"</html>");
ExecuteJavaScript("document.getElementById('test').focus();");
render_thread_.sink().ClearMessages();
// Language IDs used in this test.
// This test directly loads keyboard-layout drivers and use them for
// emulating non-US keyboard layouts.
static const wchar_t* kLanguageIDs[] = {
L"00000401", // Arabic
L"00000409", // United States
L"0000040c", // French
L"0000040d", // Hebrew
L"00001009", // Canadian French
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kLanguageIDs); ++i) {
// Load a keyboard-layout driver.
HKL handle = LoadKeyboardLayout(kLanguageIDs[i], KLF_ACTIVATE);
EXPECT_TRUE(handle != NULL);
// For each key code, we send two keyboard events: one when we only press
// the key, and one when we press the key and a shift key.
for (int modifiers = 0; modifiers < 2; ++modifiers) {
// Virtual key codes used for this test.
static const int kKeyCodes[] = {
'0', '1', '2', '3', '4', '5', '6', '7',
'8', '9', 'A', 'B', 'C', 'D', 'E', 'F',
'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N',
'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V',
'W', 'X', 'Y', 'Z',
VK_OEM_1,
VK_OEM_PLUS,
VK_OEM_COMMA,
VK_OEM_MINUS,
VK_OEM_PERIOD,
VK_OEM_2,
VK_OEM_3,
VK_OEM_4,
VK_OEM_5,
VK_OEM_6,
VK_OEM_7,
VK_OEM_8,
};
// Over-write the keyboard status with our modifier-key status.
// WebInputEventFactory::keyboardEvent() uses GetKeyState() to retrive
// modifier-key status. So, we update the modifier-key status with this
// SetKeyboardState() call before creating NativeWebKeyboardEvent
// instances.
BYTE key_states[256];
memset(&key_states[0], 0, sizeof(key_states));
key_states[VK_SHIFT] = (modifiers & 0x01) ? 0x80 : 0;
SetKeyboardState(&key_states[0]);
for (size_t j = 0; j <= ARRAYSIZE_UNSAFE(kKeyCodes); ++j) {
// Retrieve the Unicode character composed from the virtual-key code
// and our modifier-key status from the keyboard-layout driver.
// This character is used for creating a WM_CHAR message and an
// expected result.
int key_code = kKeyCodes[j];
wchar_t codes[4];
int length = ToUnicodeEx(key_code, MapVirtualKey(key_code, 0),
&key_states[0], &codes[0],
ARRAYSIZE_UNSAFE(codes), 0, handle);
if (length != 1)
continue;
// Create IPC messages from Windows messages and send them to our
// back-end.
// A keyboard event of Windows consists of three Windows messages:
// WM_KEYDOWN, WM_CHAR, and WM_KEYUP.
// WM_KEYDOWN and WM_KEYUP sends virtual-key codes. On the other hand,
// WM_CHAR sends a composed Unicode character.
NativeWebKeyboardEvent keydown_event(NULL, WM_KEYDOWN, key_code, 0);
scoped_ptr<IPC::Message> keydown_message(
new ViewMsg_HandleInputEvent(0));
keydown_message->WriteData(
reinterpret_cast<const char*>(&keydown_event),
sizeof(WebKit::WebKeyboardEvent));
view_->OnHandleInputEvent(*keydown_message);
NativeWebKeyboardEvent char_event(NULL, WM_CHAR, codes[0], 0);
scoped_ptr<IPC::Message> char_message(new ViewMsg_HandleInputEvent(0));
char_message->WriteData(reinterpret_cast<const char*>(&char_event),
sizeof(WebKit::WebKeyboardEvent));
view_->OnHandleInputEvent(*char_message);
NativeWebKeyboardEvent keyup_event(NULL, WM_KEYUP, key_code, 0);
scoped_ptr<IPC::Message> keyup_message(new ViewMsg_HandleInputEvent(0));
keyup_message->WriteData(reinterpret_cast<const char*>(&keyup_event),
sizeof(WebKit::WebKeyboardEvent));
view_->OnHandleInputEvent(*keyup_message);
// Create an expected result from the virtual-key code, the character
// code, and the modifier-key status.
// We format a string that emulates a DOM-event string produced hy
// our JavaScript function. (See the above comment for the format.)
static const wchar_t* kModifiers[] = {
L"false,false,false,false",
L"true,false,false,false",
};
static wchar_t expected_result[1024];
wsprintf(&expected_result[0],
L"\x000A" // texts in the <input> element
L"%d,%s\x000A" // texts in the first <div> element
L"%d,%s\x000A" // texts in the second <div> element
L"%d,%s", // texts in the third <div> element
key_code, kModifiers[modifiers],
codes[0], kModifiers[modifiers],
key_code, kModifiers[modifiers]);
// Retrieve the text in the test page and compare it with the expected
// text created from a virtual-key code, a character code, and the
// modifier-key status.
const int kMaxOutputCharacters = 1024;
std::wstring output;
GetMainFrame()->GetContentAsPlainText(kMaxOutputCharacters, &output);
EXPECT_EQ(expected_result, output);
}
}
UnloadKeyboardLayout(handle);
}
// Restore the keyboard layout and status.
SetKeyboardState(&original_key_states[0]);
ActivateKeyboardLayout(original_layout, KLF_RESET);
#else
NOTIMPLEMENTED();
#endif
}
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