Refactor net tests to use GMock matchers for checking net::Error results

net/url_request/url_request_job_unittest.cc

 // 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.
 
 #include "net/url_request/url_request_job.h"
 
 #include <memory>
 
 #include "base/run_loop.h"
 #include "net/base/request_priority.h"
 #include "net/http/http_transaction_test_util.h"
 #include "net/test/cert_test_util.h"
+#include "net/test/gtest_util.h"
 #include "net/test/test_data_directory.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_test_util.h"
+#include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+using net::test::IsError;
+using net::test::IsOk;
+
 namespace net {
 
 namespace {
 
 // Data encoded in kBrotliHelloData.
 const char kBrotliDecodedHelloData[] = "hello, world!\n";
 // kBrotliDecodedHelloData encoded with brotli.
 const char kBrotliHelloData[] =
     "\033\015\0\0\244\024\102\152\020\111\152\072\235\126\034";
 
@@ skipping 472 matching lines @@
   req->set_method("GET");
   req->Start();
 
   base::RunLoop().Run();
 
   // Request failed indicates the request failed before headers were received,
   // so should be false.
   EXPECT_FALSE(d.request_failed());
   EXPECT_EQ(200, req->GetResponseCode());
   EXPECT_FALSE(req->status().is_success());
-  EXPECT_EQ(ERR_CONTENT_DECODING_FAILED, req->status().error());
+  EXPECT_THAT(req->status().error(), IsError(ERR_CONTENT_DECODING_FAILED));
   EXPECT_TRUE(d.data_received().empty());
   EXPECT_FALSE(network_layer.done_reading_called());
 
   RemoveMockTransaction(&kInvalidContentGZip_Transaction);
 }
 
 // Regression test for crbug.com/553300.
 TEST(URLRequestJob, SlowFilterRead) {
   MockNetworkLayer network_layer;
   TestURLRequestContext context;
@@ skipping 34 matching lines @@
 
   EXPECT_FALSE(d.request_failed());
   EXPECT_EQ(200, req->GetResponseCode());
   EXPECT_EQ(kBrotliDecodedHelloData, d.data_received());
   EXPECT_TRUE(network_layer.done_reading_called());
 
   RemoveMockTransaction(&kBrotli_Slow_Transaction);
 }
 
 }  // namespace net