Enable mojo js tests which depend on mojom.js files in gen/.

content/browser/webui/web_ui_mojo_browsertest.cc

 // Copyright 2014 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 <limits>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
 #include "base/strings/string_util.h"
 #include "content/browser/webui/web_ui_controller_factory_registry.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui_controller.h"
 #include "content/public/browser/web_ui_data_source.h"
 #include "content/public/common/content_paths.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/url_utils.h"
 #include "content/public/test/content_browser_test.h"
 #include "content/public/test/content_browser_test_utils.h"
 #include "content/test/data/web_ui_test_mojo_bindings.mojom.h"
 #include "grit/content_resources.h"
+#include "mojo/common/test/test_utils.h"
 #include "mojo/public/cpp/bindings/allocation_scope.h"
 #include "mojo/public/cpp/bindings/remote_ptr.h"
 #include "mojo/public/js/bindings/constants.h"
 
 namespace content {
 namespace {
 
 bool got_message = false;
 int message_count = 0;
 
@@ skipping 17 matching lines @@
 const double kExpectedDoubleVal = 3.14159265358979323846;
 const double kExpectedDoubleInf = std::numeric_limits<double>::infinity();
 const double kExpectedDoubleNan = std::numeric_limits<double>::quiet_NaN();
 const float kExpectedFloatVal = static_cast<float>(kExpectedDoubleVal);
 const float kExpectedFloatInf = std::numeric_limits<float>::infinity();
 const float kExpectedFloatNan = std::numeric_limits<float>::quiet_NaN();
 
 // NaN has the property that it is not equal to itself.
 #define EXPECT_NAN(x) EXPECT_NE(x, x)
 
-// Returns the path to the mojom js bindings file.
-base::FilePath GetFilePathForJSResource(const std::string& path) {
-  std::string binding_path = "gen/" + path + ".js";
-#if defined(OS_WIN)
-  std::string tmp;
-  base::ReplaceChars(binding_path, "//", "\\", &tmp);
-  binding_path.swap(tmp);
-#endif
-  base::FilePath file_path;
-  PathService::Get(CHILD_PROCESS_EXE, &file_path);
-  return file_path.DirName().AppendASCII(binding_path);
-}
-
 // The bindings for the page are generated from a .mojom file. This code looks
 // up the generated file from disk and returns it.
 bool GetResource(const std::string& id,
                  const WebUIDataSource::GotDataCallback& callback) {
   // These are handled by the WebUIDataSource that AddMojoDataSource() creates.
   if (id == mojo::kCodecModuleName ||
       id == mojo::kConnectionModuleName ||
       id == mojo::kConnectorModuleName ||
       id == mojo::kRouterModuleName)
     return false;
 
   std::string contents;
-  CHECK(base::ReadFileToString(GetFilePathForJSResource(id), &contents,
+  CHECK(base::ReadFileToString(mojo::test::GetFilePathForJSResource(id),
+                               &contents,
                                std::string::npos)) << id;
   base::RefCountedString* ref_contents = new base::RefCountedString;
   ref_contents->data() = contents;
   callback.Run(ref_contents);
   return true;
 }
 
 class BrowserTargetImpl : public mojo::BrowserTarget {
  public:
   BrowserTargetImpl(mojo::ScopedRendererTargetHandle& handle,
@@ skipping 229 matching lines @@
 #endif
 
 // Loads a webui page that contains mojo bindings and verifies a message makes
 // it from the browser to the page and back.
 IN_PROC_BROWSER_TEST_F(WebUIMojoTest, MAYBE_EndToEndPing) {
   // Currently there is no way to have a generated file included in the isolate
   // files. If the bindings file doesn't exist assume we're on such a bot and
   // pass.
   // TODO(sky): remove this conditional when isolates support copying from gen.
   const base::FilePath test_file_path(
-      GetFilePathForJSResource(
+      mojo::test::GetFilePathForJSResource(
           "content/test/data/web_ui_test_mojo_bindings.mojom"));
   if (!base::PathExists(test_file_path)) {
     LOG(WARNING) << " mojom binding file doesn't exist, assuming on isolate";
     return;
   }
 
   got_message = false;
   ASSERT_TRUE(test_server()->Start());
   base::RunLoop run_loop;
   factory()->set_run_loop(&run_loop);
   GURL test_url(test_server()->GetURL("files/web_ui_mojo.html?ping"));
   NavigateToURL(shell(), test_url);
   // RunLoop is quit when message received from page.
   run_loop.Run();
   EXPECT_TRUE(got_message);
 }
 
 // Loads a webui page that contains mojo bindings and verifies that
 // parameters are passed back correctly from JavaScript.
 IN_PROC_BROWSER_TEST_F(WebUIMojoTest, MAYBE_EndToEndEcho) {
   // Currently there is no way to have a generated file included in the isolate
   // files. If the bindings file doesn't exist assume we're on such a bot and
   // pass.
   // TODO(sky): remove this conditional when isolates support copying from gen.
   const base::FilePath test_file_path(
-      GetFilePathForJSResource(
+      mojo::test::GetFilePathForJSResource(
           "content/test/data/web_ui_test_mojo_bindings.mojom"));
   if (!base::PathExists(test_file_path)) {
     LOG(WARNING) << " mojom binding file doesn't exist, assuming on isolate";
     return;
   }
 
   message_count = 0;
   ASSERT_TRUE(test_server()->Start());
   base::RunLoop run_loop;
   factory()->set_run_loop(&run_loop);
   GURL test_url(test_server()->GetURL("files/web_ui_mojo.html?echo"));
   NavigateToURL(shell(), test_url);
   // RunLoop is quit when response received from page.
   run_loop.Run();
   EXPECT_EQ(kExpectedMessageCount, message_count);
 }
 
 }  // namespace
 }  // namespace content