// 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/run_loop.h" #include "base/strings/string16.h" #include "base/strings/string_util.h" #include "base/strings/utf_string_conversions.h" #include "content/common/frame_messages.h" #include "content/common/frame_replication_state.h" #include "content/common/input_messages.h" #include "content/common/text_input_client_messages.h" #include "content/public/browser/native_web_keyboard_event.h" #include "content/public/common/web_preferences.h" #include "content/public/test/render_view_test.h" #include "content/renderer/render_view_impl.h" #include "testing/gtest/include/gtest/gtest.h" #include "third_party/blink/public/web/web_frame_content_dumper.h" #include "third_party/blink/public/web/web_local_frame.h" #include "third_party/blink/public/web/web_view.h" #include // for the kVK_* constants. #include using blink::WebFrameContentDumper; using blink::WebImeTextSpan; 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) { const char* kRawHtml = "" "" "

" "

" ""; WebPreferences prefs; prefs.enable_scroll_animator = false; RenderViewImpl* view = static_cast(view_); view->OnUpdateWebPreferences(prefs); const int kMaxOutputCharacters = 1024; std::string output; NSEvent* arrowDownKeyDown = CmdDeadKeyEvent(NSKeyDown, kVK_DownArrow); NSEvent* arrowUpKeyDown = CmdDeadKeyEvent(NSKeyDown, kVK_UpArrow); // First test when javascript does not eat keypresses -- should scroll. view->set_send_content_state_immediately(true); LoadHTML(kRawHtml); render_thread_->sink().ClearMessages(); const char* kArrowDownScrollDown = "40,false,false,true,false\n9844"; view->OnSetEditCommandsForNextKeyEvent( EditCommands(1, EditCommand("moveToEndOfDocument", ""))); SendNativeKeyEvent(NativeWebKeyboardEvent(arrowDownKeyDown)); base::RunLoop().RunUntilIdle(); ExecuteJavaScriptForTests("scroll.textContent = window.pageYOffset"); output = WebFrameContentDumper::DumpWebViewAsText(view->GetWebView(), kMaxOutputCharacters) .Ascii(); EXPECT_EQ(kArrowDownScrollDown, output); const char* kArrowUpScrollUp = "38,false,false,true,false\n0"; view->OnSetEditCommandsForNextKeyEvent( EditCommands(1, EditCommand("moveToBeginningOfDocument", ""))); SendNativeKeyEvent(NativeWebKeyboardEvent(arrowUpKeyDown)); base::RunLoop().RunUntilIdle(); ExecuteJavaScriptForTests("scroll.textContent = window.pageYOffset"); output = WebFrameContentDumper::DumpWebViewAsText(view->GetWebView(), kMaxOutputCharacters) .Ascii(); EXPECT_EQ(kArrowUpScrollUp, output); // Now let javascript eat the key events -- no scrolling should happen. // Set a scroll position slightly down the page to ensure that it does not // move. ExecuteJavaScriptForTests("allowKeyEvents = false; window.scrollTo(0, 100)"); const char* kArrowDownNoScroll = "40,false,false,true,false\n100"; view->OnSetEditCommandsForNextKeyEvent( EditCommands(1, EditCommand("moveToEndOfDocument", ""))); SendNativeKeyEvent(NativeWebKeyboardEvent(arrowDownKeyDown)); base::RunLoop().RunUntilIdle(); ExecuteJavaScriptForTests("scroll.textContent = window.pageYOffset"); output = WebFrameContentDumper::DumpWebViewAsText(view->GetWebView(), kMaxOutputCharacters) .Ascii(); EXPECT_EQ(kArrowDownNoScroll, output); const char* kArrowUpNoScroll = "38,false,false,true,false\n100"; view->OnSetEditCommandsForNextKeyEvent( EditCommands(1, EditCommand("moveToBeginningOfDocument", ""))); SendNativeKeyEvent(NativeWebKeyboardEvent(arrowUpKeyDown)); base::RunLoop().RunUntilIdle(); ExecuteJavaScriptForTests("scroll.textContent = window.pageYOffset"); output = WebFrameContentDumper::DumpWebViewAsText(view->GetWebView(), kMaxOutputCharacters) .Ascii(); EXPECT_EQ(kArrowUpNoScroll, output); } // TODO(ekaramad): This test could be removed once we do not send irrelevant // IPCs from browser during the time RenderViewImpl is swapped out // (https://crbug.com/669219). // This test verfies that when RenderViewImpl is swapped out, handling IPCs // which need a WebFrameWidget will not lead to a crash. TEST_F(RenderViewTest, HandleIPCsInSwappedOutState) { LoadHTML(""); // Normally, we have a WebFrameWidget. EXPECT_TRUE(GetWebWidget()->IsWebFrameWidget()); // Swap out the main frame so that the frame widget is destroyed. auto* view = static_cast(view_); auto* main_frame = view->GetMainRenderFrame(); main_frame->OnMessageReceived(FrameMsg_SwapOut( main_frame->GetRoutingID(), 123, true, FrameReplicationState())); // We no longer have a frame widget. EXPECT_FALSE(GetWebWidget()->IsWebFrameWidget()); int routing_id = view->GetRoutingID(); // Now simulate some TextInputClientMac IPCs. These will be handled by // RenderWidget which forwards them to the TextInputClientObserver using Range = gfx::Range; using Point = gfx::Point; view->OnMessageReceived( TextInputClientMsg_CharacterIndexForPoint(routing_id, Point())); view->OnMessageReceived( TextInputClientMsg_FirstRectForCharacterRange(routing_id, Range())); view->OnMessageReceived( TextInputClientMsg_StringForRange(routing_id, Range())); view->OnMessageReceived( TextInputClientMsg_CharacterIndexForPoint(routing_id, Point())); } } // namespace content