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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/test/metrics/user_action_tester.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/resource_coordinator/lifecycle_unit_state.mojom.h"
#include "chrome/browser/resource_coordinator/tab_lifecycle_unit_external.h"
#include "chrome/browser/resource_coordinator/tab_lifecycle_unit_source.h"
#include "chrome/browser/resource_coordinator/tab_manager.h"
#include "chrome/browser/ui/browser_element_identifiers.h"
#include "chrome/test/base/interactive_test_utils.h"
#include "chrome/test/base/ui_test_utils.h"
#include "chrome/test/interaction/interactive_browser_test.h"
#include "content/public/test/browser_test.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "ui/base/interaction/element_identifier.h"
#include "ui/base/interaction/interactive_test.h"
class OneTimePermissionsTrackerHelperBrowserTest
: public InteractiveBrowserTest {
public:
// InteractiveBrowserTest:
void SetUpOnMainThread() override {
InteractiveBrowserTest::SetUpOnMainThread();
ASSERT_TRUE(embedded_test_server()->Start());
}
};
// Regression test for crbug.com/396324286.
IN_PROC_BROWSER_TEST_F(OneTimePermissionsTrackerHelperBrowserTest,
TabDiscardDuringPendingNavigationEmitsUnloadCorrectly) {
DEFINE_LOCAL_ELEMENT_IDENTIFIER_VALUE(kFirstTab);
DEFINE_LOCAL_ELEMENT_IDENTIFIER_VALUE(kSecondTab);
const GURL url_1 = embedded_test_server()->GetURL("/title1.html");
const GURL url_2 = embedded_test_server()->GetURL("/title2.html");
const GURL url_3 = embedded_test_server()->GetURL("/title3.html");
RunTestSequence(
// Instrument 2 tabs, select the first.
InstrumentTab(kFirstTab), AddInstrumentedTab(kSecondTab, url_1),
SelectTab(kTabStripElementId, 0),
// Ensure both contents have finished navigation.
NavigateWebContents(kFirstTab, url_1), WaitForWebContentsReady(kFirstTab),
WaitForWebContentsReady(kSecondTab),
// Navigate the selected tab to another URL, do not wait for the
// navigation to finish.
Do(base::BindLambdaForTesting([&]() {
ui_test_utils::NavigateToURLWithDisposition(
browser(), url_3, WindowOpenDisposition::CURRENT_TAB,
ui_test_utils::BROWSER_TEST_NO_WAIT);
})),
// Immediately switch to the second tab and discard the first.
SelectTab(kTabStripElementId, 1), Do(base::BindLambdaForTesting([&]() {
auto* lifecycle_unit = resource_coordinator::TabLifecycleUnitSource::
GetTabLifecycleUnitExternal(
browser()->tab_strip_model()->GetWebContentsAt(0));
lifecycle_unit->DiscardTab(mojom::LifecycleUnitDiscardReason::EXTERNAL);
})));
// There should not be a crash.
}
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