PPAPI: Force async callback invocation option.

ppapi/tests/test_url_loader.cc

 // Copyright (c) 2011 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 "ppapi/tests/test_url_loader.h"
 
 #include <stdio.h>
 #include <string.h>
 #include <string>
 
@@ skipping 26 matching lines @@
   file_io_trusted_interface_ = static_cast<const PPB_FileIOTrusted_Dev*>(
       pp::Module::Get()->GetBrowserInterface(PPB_FILEIOTRUSTED_DEV_INTERFACE));
   if (!file_io_trusted_interface_) {
     instance_->AppendError("FileIOTrusted interface not available");
   }
   return InitTestingInterface() && EnsureRunningOverHTTP();
 }
 
 void TestURLLoader::RunTest() {
   RUN_TEST(BasicGET);
-  RUN_TEST(BasicPOST);
-  RUN_TEST(CompoundBodyPOST);
-  RUN_TEST(EmptyDataPOST);
+  RUN_TEST_FORCEASYNC(BasicPOST);
+  RUN_TEST_FORCEASYNC_AND_NOT(CompoundBodyPOST);
+  RUN_TEST_FORCEASYNC(EmptyDataPOST);
   RUN_TEST(BinaryDataPOST);
-  RUN_TEST(CustomRequestHeader);
-  RUN_TEST(IgnoresBogusContentLength);
+  RUN_TEST_FORCEASYNC_AND_NOT(CustomRequestHeader);
+  RUN_TEST_FORCEASYNC(IgnoresBogusContentLength);
   RUN_TEST(SameOriginRestriction);
-  RUN_TEST(CrossOriginRequest);
-  RUN_TEST(StreamToFile);
+  RUN_TEST_FORCEASYNC(CrossOriginRequest);
+  RUN_TEST_FORCEASYNC_AND_NOT(StreamToFile);
   RUN_TEST(AuditURLRedirect);
-  RUN_TEST(AbortCalls);
+  RUN_TEST_FORCEASYNC(AbortCalls);
 }
 
 std::string TestURLLoader::ReadEntireFile(pp::FileIO_Dev* file_io,
                                           std::string* data) {
-  TestCompletionCallback callback(instance_->pp_instance());
+  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
   char buf[256];
   int64_t offset = 0;
 
   for (;;) {
     int32_t rv = file_io->Read(offset, buf, sizeof(buf), callback);
+    if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+      return ReportError("FileIO::Read force_async", rv);
     if (rv == PP_OK_COMPLETIONPENDING)
       rv = callback.WaitForResult();
     if (rv < 0)
       return ReportError("FileIO::Read", rv);
     if (rv == 0)
       break;
     offset += rv;
     data->append(buf, rv);
   }
 
   PASS();
 }
 
 std::string TestURLLoader::ReadEntireResponseBody(pp::URLLoader* loader,
                                                   std::string* body) {
-  TestCompletionCallback callback(instance_->pp_instance());
+  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
   char buf[2];  // Small so that multiple reads are needed.
 
   for (;;) {
     int32_t rv = loader->ReadResponseBody(buf, sizeof(buf), callback);
+    if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+      return ReportError("URLLoader::ReadResponseBody force_async", rv);
     if (rv == PP_OK_COMPLETIONPENDING)
       rv = callback.WaitForResult();
     if (rv < 0)
       return ReportError("URLLoader::ReadResponseBody", rv);
     if (rv == 0)
       break;
     body->append(buf, rv);
   }
 
   PASS();
 }
 
 std::string TestURLLoader::LoadAndCompareBody(
     const pp::URLRequestInfo& request,
     const std::string& expected_body) {
-  TestCompletionCallback callback(instance_->pp_instance());
+  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
 
   pp::URLLoader loader(*instance_);
   int32_t rv = loader.Open(request, callback);
+  if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+    return ReportError("URLLoader::Open force_async", rv);
   if (rv == PP_OK_COMPLETIONPENDING)
     rv = callback.WaitForResult();
   if (rv != PP_OK)
     return ReportError("URLLoader::Open", rv);
 
   pp::URLResponseInfo response_info(loader.GetResponseInfo());
   if (response_info.is_null())
     return "URLLoader::GetResponseInfo returned null";
   int32_t status_code = response_info.GetStatusCode();
   if (status_code != 200)
@@ skipping 73 matching lines @@
   std::string postdata("postdata");
   request.AppendDataToBody(postdata.data(), postdata.length());
   return LoadAndCompareBody(request, postdata);
 }
 
 std::string TestURLLoader::TestStreamToFile() {
   pp::URLRequestInfo request(instance_);
   request.SetURL("test_url_loader_data/hello.txt");
   request.SetStreamToFile(true);
 
-  TestCompletionCallback callback(instance_->pp_instance());
+  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
 
   pp::URLLoader loader(*instance_);
   int32_t rv = loader.Open(request, callback);
+  if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+    return ReportError("URLLoader::Open force_async", rv);
   if (rv == PP_OK_COMPLETIONPENDING)
     rv = callback.WaitForResult();
   if (rv != PP_OK)
     return ReportError("URLLoader::Open", rv);
 
   pp::URLResponseInfo response_info(loader.GetResponseInfo());
   if (response_info.is_null())
     return "URLLoader::GetResponseInfo returned null";
   int32_t status_code = response_info.GetStatusCode();
   if (status_code != 200)
     return "Unexpected HTTP status code";
 
   pp::FileRef_Dev body(response_info.GetBodyAsFileRef());
   if (body.is_null())
     return "URLResponseInfo::GetBody returned null";
 
   rv = loader.FinishStreamingToFile(callback);
+  if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+    return ReportError("URLLoader::FinishStreamingToFile force_async", rv);
   if (rv == PP_OK_COMPLETIONPENDING)
     rv = callback.WaitForResult();
   if (rv != PP_OK)
     return ReportError("URLLoader::FinishStreamingToFile", rv);
 
   pp::FileIO_Dev reader(instance_);
   rv = reader.Open(body, PP_FILEOPENFLAG_READ, callback);
+  if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+    return ReportError("FileIO::Open force_async", rv);
   if (rv == PP_OK_COMPLETIONPENDING)
     rv = callback.WaitForResult();
   if (rv != PP_OK)
     return ReportError("FileIO::Open", rv);
 
   std::string data;
   std::string error = ReadEntireFile(&reader, &data);
   if (!error.empty())
     return error;
 
   std::string expected_body = "hello\n";
   if (data.size() != expected_body.size())
     return "ReadEntireFile returned unexpected content length";
   if (data != expected_body)
     return "ReadEntireFile returned unexpected content";
 
   int32_t file_descriptor = file_io_trusted_interface_->GetOSFileDescriptor(
       reader.pp_resource());
   if (file_descriptor < 0)
     return "FileIO::GetOSFileDescriptor() returned a bad file descriptor.";
 
   PASS();
 }
 
 std::string TestURLLoader::TestSameOriginRestriction() {
   pp::URLRequestInfo request(instance_);
   request.SetURL("http://www.google.com/");
 
-  TestCompletionCallback callback(instance_->pp_instance());
+  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
 
   pp::URLLoader loader(*instance_);
   int32_t rv = loader.Open(request, callback);
+  if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+    return ReportError("URLLoader::Open force_async", rv);
   if (rv == PP_OK_COMPLETIONPENDING)
     rv = callback.WaitForResult();
 
   // We expect a failure.
   if (rv != PP_ERROR_NOACCESS) {
     if (rv == PP_OK) {
       return "URLLoader::Open() failed to block a cross-origin request.";
     } else {
       return ReportError("URLLoader::Open()", rv);
     }
@@ skipping 13 matching lines @@
   // Replace "127.0.0.1" with "localhost".
   if (document_url.find("127.0.0.1") == std::string::npos)
     return "Can't construct a cross-origin URL";
   std::string cross_origin_url = document_url.replace(
       components.host.begin, components.host.len, "localhost");
 
   pp::URLRequestInfo request(instance_);
   request.SetURL(cross_origin_url);
   request.SetAllowCrossOriginRequests(true);
 
-  TestCompletionCallback callback(instance_->pp_instance());
+  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
 
   pp::URLLoader loader(*instance_);
   int32_t rv = loader.Open(request, callback);
-  if (rv == PP_ERROR_WOULDBLOCK)
+  if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+    return ReportError("URLLoader::Open force_async", rv);
+  if (rv == PP_OK_COMPLETIONPENDING)
     rv = callback.WaitForResult();
 
   // We expect success since we allowed a cross-origin request.
   if (rv != PP_OK)
     return ReportError("URLLoader::Open()", rv);
 
   PASS();
 }
 
 // This test should cause a redirect and ensure that the loader runs
 // the callback, rather than following the redirect.
 std::string TestURLLoader::TestAuditURLRedirect() {
   pp::URLRequestInfo request(instance_);
   // This path will cause the server to return a 301 redirect.
   request.SetURL("/server-redirect?www.google.com");
   request.SetFollowRedirects(false);
 
-  TestCompletionCallback callback(instance_->pp_instance());
+  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
 
   pp::URLLoader loader(*instance_);
   int32_t rv = loader.Open(request, callback);
+  if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+    return ReportError("URLLoader::Open force_async", rv);
   if (rv == PP_OK_COMPLETIONPENDING)
     rv = callback.WaitForResult();
   if (rv != PP_OK)
     return ReportError("URLLoader::Open", rv);
 
   // Checks that the response indicates a redirect, and that the URL
   // is correct.
   pp::URLResponseInfo response_info(loader.GetResponseInfo());
   if (response_info.is_null())
     return "URLLoader::GetResponseInfo returned null";
   int32_t status_code = response_info.GetStatusCode();
   if (status_code != 301)
     return "Response status should be 301";
   if (response_info.GetRedirectURL().AsString() != "www.google.com")
     return "Redirect URL should be www.google.com";
 
   PASS();
 }
 
 std::string TestURLLoader::TestAbortCalls() {
   pp::URLRequestInfo request(instance_);
   request.SetURL("test_url_loader_data/hello.txt");
 
-  TestCompletionCallback callback(instance_->pp_instance());
+  TestCompletionCallback callback(instance_->pp_instance(), force_async_);
   int32_t rv;
 
   // Abort |Open()|.
   {
     callback.reset_run_count();
     rv = pp::URLLoader(*instance_).Open(request, callback);
+    if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+      return ReportError("URLLoader::Open force_async", rv);
     if (callback.run_count() > 0)
       return "URLLoader::Open ran callback synchronously.";
     if (rv == PP_OK_COMPLETIONPENDING) {
       rv = callback.WaitForResult();
       if (rv != PP_ERROR_ABORTED)
         return "URLLoader::Open not aborted.";
     } else if (rv != PP_OK) {
       return ReportError("URLLoader::Open", rv);
     }
   }
 
   // Abort |ReadResponseBody()|.
   {
     char buf[2] = { 0 };
     {
       pp::URLLoader loader(*instance_);
       rv = loader.Open(request, callback);
+      if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+        return ReportError("URLLoader::Open force_async", rv);
       if (rv == PP_OK_COMPLETIONPENDING)
         rv = callback.WaitForResult();
       if (rv != PP_OK)
         return ReportError("URLLoader::Open", rv);
 
       callback.reset_run_count();
       rv = loader.ReadResponseBody(buf, sizeof(buf), callback);
+      if (force_async_ && rv != PP_OK_COMPLETIONPENDING)
+        return ReportError("URLLoader::ReadResponseBody force_async", rv);
     }  // Destroy |loader|.
     if (rv == PP_OK_COMPLETIONPENDING) {
       // Save a copy and make sure |buf| doesn't get written to.
       char buf_copy[2];
       memcpy(&buf_copy, &buf, sizeof(buf));
       rv = callback.WaitForResult();
       if (rv != PP_ERROR_ABORTED)
         return "URLLoader::ReadResponseBody not aborted.";
       if (memcmp(&buf_copy, &buf, sizeof(buf)) != 0)
         return "URLLoader::ReadResponseBody wrote data after resource "
                "destruction.";
     } else if (rv != PP_OK) {
       return ReportError("URLLoader::ReadResponseBody", rv);
     }
   }
 
   // TODO(viettrungluu): More abort tests (but add basic tests first).
   // Also test that Close() aborts properly. crbug.com/69457
 
   PASS();
 }
 
 // TODO(viettrungluu): Add tests for FollowRedirect,
 // Get{Upload,Download}Progress, Close (including abort tests if applicable).
 // TODO(darin): Add a test for GrantUniversalAccess.