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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/views/content_test_utils.h"
#include "base/run_loop.h"
#include "base/task/single_thread_task_runner.h"
#include "content/public/test/browser_test_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/events/test/event_generator.h"
#if defined(USE_AURA)
#include "ui/aura/window.h"
#endif // defined(USE_AURA)
namespace {
// Helper to use inside a loop instead of using RunLoop::RunUntilIdle() to avoid
// the loop being a busy loop that prevents renderer from doing its job. Use
// only when there is no better way to synchronize.
void GiveItSomeTime(base::TimeDelta delta) {
base::RunLoop run_loop;
base::SingleThreadTaskRunner::GetCurrentDefault()->PostDelayedTask(
FROM_HERE, run_loop.QuitClosure(), delta);
run_loop.Run();
}
} // namespace
void TestTextInputViaKeyEvent(content::WebContents* contents) {
// Replace the dialog content with a single text input element and focus it.
ASSERT_TRUE(content::WaitForLoadStop(contents));
ASSERT_TRUE(content::ExecJs(contents, R"(
document.body.innerHTML = trustedTypes.emptyHTML;
const input = document.createElement('input');
input.type = 'text';
input.id = 'text-id';
document.body.appendChild(input);
document.getElementById('text-id').focus();
)"));
// Generate a key event for 'a'.
gfx::NativeWindow event_window = contents->GetTopLevelNativeWindow();
#if defined(USE_AURA)
event_window = event_window->GetRootWindow();
#endif
ui::test::EventGenerator generator(event_window);
generator.PressKey(ui::VKEY_A, ui::EF_NONE);
// Verify text input is updated.
std::string result;
while (result != "a") {
GiveItSomeTime(base::Milliseconds(100));
result =
content::EvalJs(contents, "document.getElementById('text-id').value;")
.ExtractString();
}
}
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