src/gin/shell/gin_shell_unittest.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/command_line.h"
   6 #include "base/files/file_util.h"
   7 #include "base/path_service.h"
   8 #include "base/process/launch.h"
   9 #include "base/strings/string_util.h"
  10 #include "testing/gtest/include/gtest/gtest.h"
  11
  12 base::FilePath GinShellPath() {
  13   base::FilePath dir;
  14   PathService::Get(base::DIR_EXE, &dir);
  15   return dir.AppendASCII("gin_shell");
  16 }
  17
  18 base::FilePath HelloWorldPath() {
  19   base::FilePath path;
  20   PathService::Get(base::DIR_SOURCE_ROOT, &path);
  21   return path
  22     .AppendASCII("gin")
  23     .AppendASCII("shell")
  24     .AppendASCII("hello_world.js");
  25 }
  26
  27 TEST(GinShellTest, HelloWorld) {
  28   base::FilePath gin_shell_path(GinShellPath());
  29   base::FilePath hello_world_path(HelloWorldPath());
  30   ASSERT_TRUE(base::PathExists(gin_shell_path));
  31   ASSERT_TRUE(base::PathExists(hello_world_path));
  32
  33   CommandLine cmd(gin_shell_path);
  34   cmd.AppendArgPath(hello_world_path);
  35   std::string output;
  36   ASSERT_TRUE(base::GetAppOutput(cmd, &output));
  37   base::TrimWhitespaceASCII(output, base::TRIM_ALL, &output);
  38   ASSERT_EQ("Hello World", output);
  39 }