Test for navigating back to navigation that posts to a cross-site 307 redirect.

content/public/test/browser_test_utils.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_PUBLIC_TEST_BROWSER_TEST_UTILS_H_
 #define CONTENT_PUBLIC_TEST_BROWSER_TEST_UTILS_H_
 
 #include <queue>
 #include <string>
 #include <vector>
@@ skipping 246 matching lines @@
 
 // Fetch the histograms data from other processes. This should be called after
 // the test code has been executed but before performing assertions.
 void FetchHistogramsFromChildProcesses();
 
 // Registers a request handler which redirects to a different host, based
 // on the request path. The format of the path should be
 // "/cross-site/hostname/rest/of/path" to redirect the request to
 // "<scheme>://hostname:<port>/rest/of/path", where <scheme> and <port>
 // are the values for the instance of EmbeddedTestServer.
+//
+// By default, redirection will be done using HTTP 302 response, but in some
+// cases (e.g. to preserve HTTP method and POST body across redirects as
+// prescribed by https://tools.ietf.org/html/rfc7231#section-6.4.7) a test might
+// want to use HTTP 307 response instead.  This can be accomplished by replacing
+// "/cross-site/" URL substring above with "/cross-site-307/".
 void SetupCrossSiteRedirector(net::EmbeddedTestServer* embedded_test_server);
 
 // Waits for an interstitial page to attach to given web contents.
 void WaitForInterstitialAttach(content::WebContents* web_contents);
 
 // Waits for an interstitial page to detach from given web contents.
 void WaitForInterstitialDetach(content::WebContents* web_contents);
 
 // Runs task and waits for an interstitial page to detach from given web
 // contents. Prefer this over WaitForInterstitialDetach if web_contents may be
@@ skipping 229 matching lines @@
   blink::WebInputEvent::Type wait_for_type_;
   uint32_t ack_result_;
   base::Closure quit_;
 
   DISALLOW_COPY_AND_ASSIGN(InputMsgWatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_TEST_BROWSER_TEST_UTILS_H_