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// Copyright (c) 2013 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/browser/ui/browser_iterator.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/browser/ui/host_desktop.h"
#include "chrome/test/base/browser_with_test_window_test.h"
typedef BrowserWithTestWindowTest BrowserIteratorTest;
namespace {
// BrowserWithTestWindowTest's default window is on the native desktop by
// default. Force it to be on the Ash desktop to be able to test the iterator
// in a situation with no browsers on the native desktop.
class BrowserIteratorTestWithInitialWindowInAsh
: public BrowserWithTestWindowTest {
public:
BrowserIteratorTestWithInitialWindowInAsh()
: BrowserWithTestWindowTest(Browser::TYPE_TABBED,
chrome::HOST_DESKTOP_TYPE_ASH,
false) {
}
};
// Helper function to iterate and count all the browsers.
size_t CountAllBrowsers() {
size_t count = 0;
for (chrome::BrowserIterator iterator; !iterator.done(); iterator.Next())
++count;
return count;
}
}
TEST_F(BrowserIteratorTest, BrowsersOnMultipleDesktops) {
Browser::CreateParams native_params(profile(),
chrome::HOST_DESKTOP_TYPE_NATIVE);
Browser::CreateParams ash_params(profile(), chrome::HOST_DESKTOP_TYPE_ASH);
// Note, browser 1 is on the native desktop.
scoped_ptr<Browser> browser2(
chrome::CreateBrowserWithTestWindowForParams(&native_params));
scoped_ptr<Browser> browser3(
chrome::CreateBrowserWithTestWindowForParams(&native_params));
scoped_ptr<Browser> browser4(
chrome::CreateBrowserWithTestWindowForParams(&ash_params));
scoped_ptr<Browser> browser5(
chrome::CreateBrowserWithTestWindowForParams(&ash_params));
// Sanity checks.
BrowserList* native_list =
BrowserList::GetInstance(chrome::HOST_DESKTOP_TYPE_NATIVE);
#if defined(OS_CHROMEOS)
// On Chrome OS, the native list and the ash list are the same.
EXPECT_EQ(5U, native_list->size());
#else
BrowserList* ash_list =
BrowserList::GetInstance(chrome::HOST_DESKTOP_TYPE_ASH);
EXPECT_EQ(3U, native_list->size());
EXPECT_EQ(2U, ash_list->size());
#endif
// Make sure the iterator finds all 5 browsers regardless of which desktop
// they are on.
EXPECT_EQ(5U, CountAllBrowsers());
}
TEST_F(BrowserIteratorTest, NoBrowsersOnAshDesktop) {
Browser::CreateParams native_params(profile(),
chrome::HOST_DESKTOP_TYPE_NATIVE);
// Note, browser 1 is on the native desktop.
scoped_ptr<Browser> browser2(
chrome::CreateBrowserWithTestWindowForParams(&native_params));
scoped_ptr<Browser> browser3(
chrome::CreateBrowserWithTestWindowForParams(&native_params));
// Sanity checks.
BrowserList* native_list =
BrowserList::GetInstance(chrome::HOST_DESKTOP_TYPE_NATIVE);
EXPECT_EQ(3U, native_list->size());
#if !defined(OS_CHROMEOS)
// On non-Chrome OS platforms the Ash list is independent from the native
// list, double-check that it's empty.
BrowserList* ash_list =
BrowserList::GetInstance(chrome::HOST_DESKTOP_TYPE_ASH);
EXPECT_EQ(0U, ash_list->size());
#endif
// Make sure the iterator finds all 3 browsers on the native desktop and
// doesn't trip over the empty Ash desktop list.
EXPECT_EQ(3U, CountAllBrowsers());
}
TEST_F(BrowserIteratorTestWithInitialWindowInAsh, NoBrowsersOnNativeDesktop) {
Browser::CreateParams ash_params(profile(), chrome::HOST_DESKTOP_TYPE_ASH);
// Note, browser 1 is on the ash desktop.
scoped_ptr<Browser> browser2(
chrome::CreateBrowserWithTestWindowForParams(&ash_params));
scoped_ptr<Browser> browser3(
chrome::CreateBrowserWithTestWindowForParams(&ash_params));
BrowserList* ash_list =
BrowserList::GetInstance(chrome::HOST_DESKTOP_TYPE_ASH);
EXPECT_EQ(3U, ash_list->size());
#if !defined(OS_CHROMEOS)
// On non-Chrome OS platforms the native list is independent from the Ash
// list; double-check that it's empty.
BrowserList* native_list =
BrowserList::GetInstance(chrome::HOST_DESKTOP_TYPE_NATIVE);
EXPECT_EQ(0U, native_list->size());
#endif
// Make sure the iterator finds all 3 browsers on the ash desktop and
// doesn't trip over the empty native desktop list.
EXPECT_EQ(3U, CountAllBrowsers());
}
// Verify that the iterator still behaves if there are no browsers at all.
TEST(BrowserIteratorTestWithNoTestWindow, NoBrowser) {
EXPECT_EQ(0U, CountAllBrowsers());
}
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