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// Copyright (c) 2011 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/printing/background_printing_manager.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
#include "chrome/common/url_constants.h"
#include "chrome/test/base/browser_with_test_window_test.h"
#include "chrome/test/base/testing_browser_process.h"
typedef BrowserWithTestWindowTest BrowserListTest;
namespace {
// Helper function to iterate and count all the tabs.
size_t CountAllTabs() {
size_t count = 0;
for (TabContentsIterator iterator; !iterator.done(); ++iterator)
++count;
return count;
}
// Helper function to navigate to the print preview page.
void NavigateToPrintUrl(TabContentsWrapper* tab, int page_id) {
static_cast<TestRenderViewHost*>(
tab->render_view_host())->SendNavigate(page_id,
GURL(chrome::kChromeUIPrintURL));
}
} // namespace
TEST_F(BrowserListTest, TabContentsIteratorVerifyCount) {
// Make sure we have 1 window to start with.
EXPECT_EQ(1U, BrowserList::size());
EXPECT_EQ(0U, CountAllTabs());
// Create more browsers/windows.
scoped_ptr<Browser> browser2(new Browser(Browser::TYPE_TABBED, profile()));
scoped_ptr<Browser> browser3(new Browser(Browser::TYPE_TABBED, profile()));
scoped_ptr<Browser> browser4(new Browser(Browser::TYPE_TABBED, profile()));
scoped_ptr<TestBrowserWindow> window2(new TestBrowserWindow(browser2.get()));
scoped_ptr<TestBrowserWindow> window3(new TestBrowserWindow(browser3.get()));
scoped_ptr<TestBrowserWindow> window4(new TestBrowserWindow(browser4.get()));
browser2->set_window(window2.get());
browser3->set_window(window3.get());
browser4->set_window(window4.get());
// Sanity checks.
EXPECT_EQ(4U, BrowserList::size());
EXPECT_EQ(0, browser()->tab_count());
EXPECT_EQ(0, browser2->tab_count());
EXPECT_EQ(0, browser3->tab_count());
EXPECT_EQ(0, browser4->tab_count());
EXPECT_EQ(0U, CountAllTabs());
// Add some tabs.
for (size_t i = 0; i < 3; ++i)
browser2->NewTab();
browser3->NewTab();
EXPECT_EQ(4U, CountAllTabs());
// Close some tabs.
browser2->CloseAllTabs();
EXPECT_EQ(1U, CountAllTabs());
// Add lots of tabs.
for (size_t i = 0; i < 41; ++i)
browser()->NewTab();
EXPECT_EQ(42U, CountAllTabs());
// Close all remaining tabs to keep all the destructors happy.
browser3->CloseAllTabs();
}
TEST_F(BrowserListTest, TabContentsIteratorVerifyBrowser) {
// Make sure we have 1 window to start with.
EXPECT_EQ(1U, BrowserList::size());
// Create more browsers/windows.
scoped_ptr<Browser> browser2(new Browser(Browser::TYPE_TABBED, profile()));
scoped_ptr<Browser> browser3(new Browser(Browser::TYPE_TABBED, profile()));
scoped_ptr<TestBrowserWindow> window2(new TestBrowserWindow(browser2.get()));
scoped_ptr<TestBrowserWindow> window3(new TestBrowserWindow(browser3.get()));
browser2->set_window(window2.get());
browser3->set_window(window3.get());
// Sanity checks.
EXPECT_EQ(3U, BrowserList::size());
EXPECT_EQ(0, browser()->tab_count());
EXPECT_EQ(0, browser2->tab_count());
EXPECT_EQ(0, browser3->tab_count());
EXPECT_EQ(0U, CountAllTabs());
// Add some tabs.
for (size_t i = 0; i < 3; ++i)
browser2->NewTab();
browser3->NewTab();
size_t count = 0;
for (TabContentsIterator iterator; !iterator.done(); ++iterator, ++count) {
if (count < 3)
EXPECT_EQ(browser2.get(), iterator.browser());
else if (count == 3)
EXPECT_EQ(browser3.get(), iterator.browser());
else
EXPECT_TRUE(false);
}
// Close some tabs.
browser2->CloseAllTabs();
count = 0;
for (TabContentsIterator iterator; !iterator.done(); ++iterator, ++count) {
if (count == 0)
EXPECT_EQ(browser3.get(), iterator.browser());
else
EXPECT_TRUE(false);
}
// Now make it one tab per browser.
browser()->NewTab();
browser2->NewTab();
count = 0;
for (TabContentsIterator iterator; !iterator.done(); ++iterator, ++count) {
if (count == 0)
EXPECT_EQ(browser(), iterator.browser());
else if (count == 1)
EXPECT_EQ(browser2.get(), iterator.browser());
else if (count == 2)
EXPECT_EQ(browser3.get(), iterator.browser());
else
EXPECT_TRUE(false);
}
// Close all remaining tabs to keep all the destructors happy.
browser2->CloseAllTabs();
browser3->CloseAllTabs();
}
TEST_F(BrowserListTest, TabContentsIteratorBackgroundPrinting) {
// Make sure we have 1 window to start with.
EXPECT_EQ(1U, BrowserList::size());
// Create more browsers/windows.
scoped_ptr<Browser> browser2(new Browser(Browser::TYPE_TABBED, profile()));
scoped_ptr<Browser> browser3(new Browser(Browser::TYPE_TABBED, profile()));
scoped_ptr<TestBrowserWindow> window2(new TestBrowserWindow(browser2.get()));
scoped_ptr<TestBrowserWindow> window3(new TestBrowserWindow(browser3.get()));
browser2->set_window(window2.get());
browser3->set_window(window3.get());
EXPECT_EQ(0U, CountAllTabs());
// Add some tabs.
for (size_t i = 0; i < 3; ++i)
browser2->NewTab();
browser3->NewTab();
EXPECT_EQ(4U, CountAllTabs());
TestingBrowserProcess* browser_process =
static_cast<TestingBrowserProcess*>(g_browser_process);
printing::BackgroundPrintingManager* bg_print_manager =
browser_process->background_printing_manager();
// Grab a tab and give ownership to BackgroundPrintingManager.
TabContentsIterator tab_iterator;
TabContentsWrapper* tab = *tab_iterator;
int page_id = 1;
NavigateToPrintUrl(tab, page_id++);
bg_print_manager->OwnPrintPreviewTab(tab);
EXPECT_EQ(4U, CountAllTabs());
// Close remaining tabs.
browser2->CloseAllTabs();
browser3->CloseAllTabs();
EXPECT_EQ(1U, CountAllTabs());
// Delete the last remaining tab.
delete tab;
EXPECT_EQ(0U, CountAllTabs());
// Add some tabs.
for (size_t i = 0; i < 3; ++i) {
browser2->NewTab();
browser3->NewTab();
}
EXPECT_EQ(6U, CountAllTabs());
// Tell BackgroundPrintingManager to take ownership of all tabs.
// Save the tabs in |owned_tabs| because manipulating tabs in the middle of
// TabContentsIterator is a bad idea.
std::vector<TabContentsWrapper*> owned_tabs;
for (TabContentsIterator iterator; !iterator.done(); ++iterator) {
NavigateToPrintUrl(*iterator, page_id++);
owned_tabs.push_back(*iterator);
}
for (std::vector<TabContentsWrapper*>::iterator it = owned_tabs.begin();
it != owned_tabs.end(); ++it) {
bg_print_manager->OwnPrintPreviewTab(*it);
}
EXPECT_EQ(6U, CountAllTabs());
// Delete all tabs to clean up.
for (std::vector<TabContentsWrapper*>::iterator it = owned_tabs.begin();
it != owned_tabs.end(); ++it) {
delete *it;
}
EXPECT_EQ(0U, CountAllTabs());
}
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