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// Copyright 2021 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/breadcrumb_manager_browser_agent.h"
#include <memory>
#include <string>
#include "base/containers/circular_deque.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/test/base/browser_with_test_window_test.h"
#include "components/breadcrumbs/core/breadcrumb_manager.h"
#include "components/breadcrumbs/core/breadcrumbs_status.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/web_contents_tester.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
const base::circular_deque<std::string>& GetEvents() {
return breadcrumbs::BreadcrumbManager::GetInstance().GetEvents();
}
} // namespace
// Test fixture for testing BreadcrumbManagerBrowserAgent class.
class BreadcrumbManagerBrowserAgentTest : public BrowserWithTestWindowTest {
protected:
void InsertTab(Browser* browser) {
std::unique_ptr<content::WebContents> contents =
content::WebContentsTester::CreateTestWebContents(profile(), nullptr);
browser->tab_strip_model()->AppendWebContents(std::move(contents),
/*foreground=*/true);
}
private:
breadcrumbs::ScopedEnableBreadcrumbsForTesting scoped_enable_breadcrumbs_;
};
// Tests that an event logged by the BrowserAgent is returned with events for
// the associated tab.
TEST_F(BreadcrumbManagerBrowserAgentTest, LogEvent) {
ASSERT_EQ(0u, GetEvents().size());
InsertTab(browser());
EXPECT_EQ(1u, GetEvents().size());
}
// Tests that events logged through BrowserAgents associated with different
// Browser instances are returned with events for the associated tab and are
// uniquely identifiable.
TEST_F(BreadcrumbManagerBrowserAgentTest, MultipleBrowsers) {
ASSERT_EQ(0u, GetEvents().size());
// Insert tab into `browser`.
InsertTab(browser());
// Create and set up second Browser.
Browser::CreateParams create_params(profile(), false);
std::unique_ptr<BrowserWindow> test_window = CreateBrowserWindow();
create_params.window = test_window.get();
auto browser2 = Browser::DeprecatedCreateOwnedForTesting(create_params);
EXPECT_TRUE(browser2);
// Insert tab into `browser2`.
InsertTab(browser2.get());
const auto& events = GetEvents();
EXPECT_EQ(2u, events.size());
const std::string event1 = events.front();
const std::string event2 = events.back();
// Separately compare the start and end of the event strings to ensure
// uniqueness at both the Browser and tab layer.
const size_t event1_split_pos = event1.find("Insert");
const size_t event2_split_pos = event2.find("Insert");
// The start of the string must be unique to differentiate the associated
// Browser object by including the BreadcrumbManagerBrowserAgent's
// `unique_id_`.
// (The timestamp will match due to TimeSource::MOCK_TIME in the `task_env_`.)
const std::string event1_browser_part = event1.substr(event1_split_pos);
const std::string event2_browser_part = event2.substr(event2_split_pos);
EXPECT_NE(event1_browser_part, event2_browser_part);
// The end of the string must be unique because the tabs are different
// and that needs to be represented in the event string.
const std::string event1_tab_part =
event1.substr(event1_split_pos, event1.length() - event1_split_pos);
const std::string event2_tab_part =
event2.substr(event2_split_pos, event2.length() - event2_split_pos);
EXPECT_NE(event1_tab_part, event2_tab_part);
// Empty `browser2`'s tab strip so that it can be destroyed.
browser2->tab_strip_model()->CloseAllTabs();
}
// Tests batch closing.
TEST_F(BreadcrumbManagerBrowserAgentTest, BatchOperations) {
InsertTab(browser());
InsertTab(browser());
// Close multiple tabs.
browser()->tab_strip_model()->CloseAllTabs();
const auto& events = GetEvents();
ASSERT_EQ(3u, events.size());
EXPECT_NE(std::string::npos, events.back().find("Closed 2 tabs"))
<< events.back();
}
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