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// Copyright 2012 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/tab_contents/tab_contents_iterator.h"
#include <algorithm>
#include <memory>
#include "build/build_config.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/browser/ui/tabs/tab_enums.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/test/base/browser_with_test_window_test.h"
#include "chrome/test/base/test_browser_window.h"
using BrowserListTest = BrowserWithTestWindowTest;
namespace {
// Helper function to iterate and count all the tabs.
size_t CountAllTabs() {
return std::distance(AllTabContentses().begin(), AllTabContentses().end());
}
} // namespace
TEST_F(BrowserListTest, TabContentsIteratorVerifyCount) {
// Make sure we have 1 window to start with.
EXPECT_EQ(1U, BrowserList::GetInstance()->size());
EXPECT_EQ(0U, CountAllTabs());
// Create more browsers/windows.
Browser::CreateParams native_params(profile(), true);
std::unique_ptr<Browser> browser2(
CreateBrowserWithTestWindowForParams(native_params));
// Create browser 3 and 4 on the Ash desktop (the iterator shouldn't see the
// difference).
Browser::CreateParams ash_params(profile(), true);
std::unique_ptr<Browser> browser3(
CreateBrowserWithTestWindowForParams(ash_params));
std::unique_ptr<Browser> browser4(
CreateBrowserWithTestWindowForParams(ash_params));
// Sanity checks.
EXPECT_EQ(4U, BrowserList::GetInstance()->size());
EXPECT_EQ(0, browser()->tab_strip_model()->count());
EXPECT_EQ(0, browser2->tab_strip_model()->count());
EXPECT_EQ(0, browser3->tab_strip_model()->count());
EXPECT_EQ(0, browser4->tab_strip_model()->count());
EXPECT_EQ(0U, CountAllTabs());
// Add some tabs.
for (size_t i = 0; i < 3; ++i) {
chrome::NewTab(browser2.get());
}
chrome::NewTab(browser3.get());
EXPECT_EQ(4U, CountAllTabs());
// Close some tabs.
browser2->tab_strip_model()->CloseAllTabs();
EXPECT_EQ(1U, CountAllTabs());
// Add lots of tabs.
for (size_t i = 0; i < 41; ++i) {
chrome::NewTab(browser());
}
EXPECT_EQ(42U, CountAllTabs());
// Close all remaining tabs to keep all the destructors happy.
browser3->tab_strip_model()->CloseAllTabs();
}
TEST_F(BrowserListTest, TabContentsIteratorVerifyBrowser) {
// Make sure we have 1 window to start with.
EXPECT_EQ(1U, BrowserList::GetInstance()->size());
// Create more browsers/windows.
Browser::CreateParams native_params(profile(), true);
std::unique_ptr<Browser> browser2(
CreateBrowserWithTestWindowForParams(native_params));
// Create browser 3 on the Ash desktop (the iterator shouldn't see the
// difference).
Browser::CreateParams ash_params(profile(), true);
std::unique_ptr<Browser> browser3(
CreateBrowserWithTestWindowForParams(ash_params));
// Sanity checks.
EXPECT_EQ(3U, BrowserList::GetInstance()->size());
EXPECT_EQ(0, browser()->tab_strip_model()->count());
EXPECT_EQ(0, browser2->tab_strip_model()->count());
EXPECT_EQ(0, browser3->tab_strip_model()->count());
EXPECT_EQ(0U, CountAllTabs());
// Add some tabs.
for (size_t i = 0; i < 3; ++i) {
chrome::NewTab(browser2.get());
}
for (size_t i = 0; i < 2; ++i) {
chrome::NewTab(browser3.get());
}
size_t count = 0;
auto& all_tabs = AllTabContentses();
for (auto iterator = all_tabs.begin(), end = all_tabs.end(); iterator != end;
++iterator, ++count) {
if (count < 3) {
EXPECT_EQ(browser2.get(), iterator.browser());
} else if (count < 5) {
EXPECT_EQ(browser3.get(), iterator.browser());
} else {
ADD_FAILURE();
}
}
// Close some tabs.
browser2->tab_strip_model()->CloseAllTabs();
// This is normally invoked when the tab strip is empty (specifically from
// BrowserView::OnWindowCloseRequested).
browser2->OnWindowClosing();
EXPECT_TRUE(browser2->is_delete_scheduled());
browser3->tab_strip_model()->CloseWebContentsAt(1, TabCloseTypes::CLOSE_NONE);
count = 0;
for (auto iterator = all_tabs.begin(), end = all_tabs.end(); iterator != end;
++iterator, ++count) {
if (count == 0) {
EXPECT_EQ(browser3.get(), iterator.browser());
} else {
ADD_FAILURE();
}
}
// Add one tab back to browser.
chrome::NewTab(browser());
count = 0;
for (auto iterator = all_tabs.begin(), end = all_tabs.end(); iterator != end;
++iterator, ++count) {
if (count == 0) {
EXPECT_EQ(browser(), iterator.browser());
} else if (count == 1) {
EXPECT_EQ(browser3.get(), iterator.browser());
} else {
ADD_FAILURE();
}
}
EXPECT_EQ(2u, count);
// Close all remaining tabs to keep all the destructors happy.
browser2->tab_strip_model()->CloseAllTabs();
browser3->tab_strip_model()->CloseAllTabs();
}
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