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// Copyright (c) 2010 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/print_preview_tab_controller.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/browser/tabs/tab_strip_model.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/test/browser_with_test_window_test.h"
#include "chrome/test/testing_profile.h"
typedef BrowserWithTestWindowTest PrintPreviewTabControllerTest;
// Create/Get a preview tab for initiator tab.
TEST_F(PrintPreviewTabControllerTest, GetOrCreatePreviewTab) {
ASSERT_TRUE(browser());
BrowserList::SetLastActive(browser());
ASSERT_TRUE(BrowserList::GetLastActive());
// Lets start with one window with one tab.
EXPECT_EQ(1u, BrowserList::size());
EXPECT_EQ(0, browser()->tab_count());
browser()->NewTab();
EXPECT_EQ(1, browser()->tab_count());
// Create a reference to initiator tab contents.
TabContents* initiator_tab = browser()->GetSelectedTabContents();
scoped_refptr<printing::PrintPreviewTabController>
tab_controller(new printing::PrintPreviewTabController());
ASSERT_TRUE(tab_controller);
// Get the preview tab for initiator tab.
TabContents* preview_tab = tab_controller->GetOrCreatePreviewTab(
initiator_tab, initiator_tab->controller().window_id().id());
// New print preview tab is created. Current focus is on preview tab.
EXPECT_EQ(2, browser()->tab_count());
EXPECT_NE(initiator_tab, preview_tab);
// Activate initiator_tab.
initiator_tab->Activate();
// Get the print preview tab for initiator tab.
TabContents* new_preview_tab = tab_controller->GetOrCreatePreviewTab(
initiator_tab, initiator_tab->controller().window_id().id());
// Preview tab already exists. Tab count remains the same.
EXPECT_EQ(2, browser()->tab_count());
// 1:1 relationship between initiator and preview tab.
EXPECT_EQ(new_preview_tab, preview_tab);
}
// To show multiple print preview tabs exist in the same browser for
// different initiator tabs. If preview tab already exists for an initiator, it
// gets focused.
TEST_F(PrintPreviewTabControllerTest, MultiplePreviewTabs) {
ASSERT_TRUE(browser());
BrowserList::SetLastActive(browser());
ASSERT_TRUE(BrowserList::GetLastActive());
// Lets start with one window and two tabs.
EXPECT_EQ(1u, BrowserList::size());
EXPECT_EQ(0, browser()->tab_count());
browser()->NewTab();
TabContents* tab_contents_1 = browser()->GetSelectedTabContents();
ASSERT_TRUE(tab_contents_1);
browser()->NewTab();
TabContents* tab_contents_2 = browser()->GetSelectedTabContents();
ASSERT_TRUE(tab_contents_2);
EXPECT_EQ(2, browser()->tab_count());
scoped_refptr<printing::PrintPreviewTabController>
tab_controller(new printing::PrintPreviewTabController());
ASSERT_TRUE(tab_controller);
// Create preview tab for |tab_contents_1|
TabContents* preview_tab_1 = tab_controller->GetOrCreatePreviewTab(
tab_contents_1, tab_contents_1->controller().window_id().id());
EXPECT_NE(tab_contents_1, preview_tab_1);
EXPECT_EQ(3, browser()->tab_count());
// Create preview tab for |tab_contents_2|
TabContents* preview_tab_2 = tab_controller->GetOrCreatePreviewTab(
tab_contents_2, tab_contents_2->controller().window_id().id());
EXPECT_NE(tab_contents_2, preview_tab_2);
// 2 initiator tab and 2 preview tabs exist in the same browser.
EXPECT_EQ(4, browser()->tab_count());
TabStripModel* model = browser()->tabstrip_model();
ASSERT_TRUE(model);
int preview_tab_1_index = model->GetWrapperIndex(preview_tab_1);
int preview_tab_2_index = model->GetWrapperIndex(preview_tab_2);
EXPECT_NE(-1, preview_tab_1_index);
EXPECT_NE(-1, preview_tab_2_index);
// Current tab is |preview_tab_2|.
EXPECT_EQ(preview_tab_2_index, browser()->selected_index());
// Activate |tab_contents_1| tab.
tab_contents_1->Activate();
// When we get the preview tab for |tab_contents_1|,
// |preview_tab_1| is activated and focused.
tab_controller->GetOrCreatePreviewTab(
tab_contents_1, tab_contents_1->controller().window_id().id());
EXPECT_EQ(preview_tab_1_index, browser()->selected_index());
}
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