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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 "base/files/file_path.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "url/gurl.h"
class IFrameTest : public InProcessBrowserTest {
public:
void SetUpOnMainThread() override {
ASSERT_TRUE(embedded_test_server()->Start());
}
protected:
void NavigateAndVerifyTitle(const char* file, const char* page_title) {
GURL url = ui_test_utils::GetTestUrl(
base::FilePath(), base::FilePath().AppendASCII(file));
ASSERT_TRUE(ui_test_utils::NavigateToURL(browser(), url));
EXPECT_EQ(base::ASCIIToUTF16(page_title),
browser()->tab_strip_model()->GetActiveWebContents()->GetTitle());
}
};
IN_PROC_BROWSER_TEST_F(IFrameTest, Crash) {
NavigateAndVerifyTitle("iframe.html", "iframe test");
}
IN_PROC_BROWSER_TEST_F(IFrameTest, InEmptyFrame) {
NavigateAndVerifyTitle("iframe_in_empty_frame.html", "iframe test");
}
// Test for https://crbug.com/621076. It ensures that file chooser triggered
// by an iframe, which is destroyed before the chooser is closed, does not
// result in a use-after-free condition.
//
// Note: This test is disabled temporarily to track down a memory leak reported
// by the ASan bots. It will be enabled once the root cause is found.
// TODO(crbug.com/40904458): Re-enable this test
#if defined(ADDRESS_SANITIZER) || defined(MEMORY_SANITIZER)
#define MAYBE_FileChooserInDestroyedSubframe \
DISABLED_FileChooserInDestroyedSubframe
#else
#define MAYBE_FileChooserInDestroyedSubframe FileChooserInDestroyedSubframe
#endif
IN_PROC_BROWSER_TEST_F(IFrameTest, MAYBE_FileChooserInDestroyedSubframe) {
content::WebContents* tab =
browser()->tab_strip_model()->GetActiveWebContents();
GURL file_input_url(embedded_test_server()->GetURL("/file_input.html"));
// Navigate to a page, which contains an iframe, and navigate the iframe
// to a document containing a file input field.
ASSERT_TRUE(ui_test_utils::NavigateToURL(
browser(), embedded_test_server()->GetURL("/iframe.html")));
NavigateIframeToURL(tab, "test", file_input_url);
// Invoke the file chooser and remove the iframe from the main document.
content::RenderFrameHost* frame = ChildFrameAt(tab->GetPrimaryMainFrame(), 0);
EXPECT_TRUE(frame);
EXPECT_EQ(frame->GetSiteInstance(),
tab->GetPrimaryMainFrame()->GetSiteInstance());
EXPECT_TRUE(ExecJs(frame, "document.getElementById('fileinput').click();"));
EXPECT_TRUE(ExecJs(tab->GetPrimaryMainFrame(),
"document.body.removeChild("
"document.querySelectorAll('iframe')[0])"));
ASSERT_EQ(nullptr, ChildFrameAt(tab->GetPrimaryMainFrame(), 0));
// On ASan bots, this test should succeed without reporting use-after-free
// condition.
}
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