Enhance and refactor ChromeDriver's capability handling. Log warning for

chrome/test/webdriver/webdriver_capabilities_parser_unittest.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 "base/base64.h"
+#include "base/file_path.h"
+#include "base/file_util.h"
+#include "base/scoped_temp_dir.h"
+#include "base/values.h"
+#include "chrome/common/zip.h"
+#include "chrome/test/webdriver/webdriver_capabilities_parser.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using base::DictionaryValue;
+using base::ListValue;
+using base::Value;
+
+namespace webdriver {
+
+TEST(CapabilitiesParser, NoCaps) {
+  Capabilities caps;
+  DictionaryValue dict;
+  CapabilitiesParser parser(&dict, FilePath(), &caps);
+  ASSERT_FALSE(parser.Parse());
+}
+
+TEST(CapabilitiesParser, SimpleCaps) {
+  DictionaryValue dict;
+  DictionaryValue* options = new DictionaryValue();
+  dict.Set("chromeOptions", options);
+
+  options->SetString("binary", "binary");
+  options->SetString("channel", "channel");
+  options->SetBoolean("detach", true);
+  options->SetBoolean("loadAsync", true);
+  options->SetBoolean("nativeEvents", true);
+  options->SetBoolean("verbose", true);
+
+  Capabilities caps;
+  ScopedTempDir temp_dir;
+  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
+  CapabilitiesParser parser(&dict, temp_dir.path(), &caps);
+  ASSERT_FALSE(parser.Parse());
+  EXPECT_EQ(FILE_PATH_LITERAL("binary"), caps.command.GetProgram().value());
+  EXPECT_STREQ("channel", caps.channel.c_str());
+  EXPECT_TRUE(caps.detach);
+  EXPECT_TRUE(caps.load_async);
+  EXPECT_TRUE(caps.native_events);
+  EXPECT_TRUE(caps.verbose);
+}
+
+TEST(CapabilitiesParser, Args) {
+  DictionaryValue dict;
+  DictionaryValue* options = new DictionaryValue();
+  dict.Set("chromeOptions", options);
+
+  ListValue* args = new ListValue();
+  args->Append(Value::CreateStringValue("arg1"));
+  args->Append(Value::CreateStringValue("arg2=val"));
+  args->Append(Value::CreateStringValue("arg3='a space'"));
+  options->Set("args", args);
+
+  Capabilities caps;
+  ScopedTempDir temp_dir;
+  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
+  CapabilitiesParser parser(&dict, temp_dir.path(), &caps);
+  ASSERT_FALSE(parser.Parse());
+  EXPECT_TRUE(caps.command.HasSwitch("arg1"));
+  EXPECT_STREQ("val", caps.command.GetSwitchValueASCII("arg2").c_str());
+  EXPECT_STREQ("'a space'", caps.command.GetSwitchValueASCII("arg3").c_str());
+}
+
+TEST(CapabilitiesParser, Extensions) {
+  DictionaryValue dict;
+  DictionaryValue* options = new DictionaryValue();
+  dict.Set("chromeOptions", options);
+
+  ListValue* extensions = new ListValue();
+  extensions->Append(Value::CreateStringValue("TWFu"));
+  extensions->Append(Value::CreateStringValue("TWFuTWFu"));
+  options->Set("extensions", extensions);
+
+  Capabilities caps;
+  ScopedTempDir temp_dir;
+  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
+  CapabilitiesParser parser(&dict, temp_dir.path(), &caps);
+  ASSERT_FALSE(parser.Parse());
+  ASSERT_EQ(2u, caps.extensions.size());
+  std::string contents;
+  ASSERT_TRUE(file_util::ReadFileToString(caps.extensions[0], &contents));
+  EXPECT_STREQ("Man", contents.c_str());
+  contents.clear();
+  ASSERT_TRUE(file_util::ReadFileToString(caps.extensions[1], &contents));
+  EXPECT_STREQ("ManMan", contents.c_str());
+}
+
+TEST(CapabilitiesParser, Profile) {
+  DictionaryValue dict;
+  DictionaryValue* options = new DictionaryValue();
+  dict.Set("chromeOptions", options);
+
+  ScopedTempDir temp_dir;
+  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
+  FilePath folder = temp_dir.path().AppendASCII("folder");
+  ASSERT_TRUE(file_util::CreateDirectory(folder));
+  ASSERT_EQ(4, file_util::WriteFile(
+      folder.AppendASCII("data"), "data", 4));
+  FilePath zip = temp_dir.path().AppendASCII("data.zip");
+  ASSERT_TRUE(zip::Zip(folder, zip, false /* include_hidden_files */));
+  std::string contents;
+  ASSERT_TRUE(file_util::ReadFileToString(zip, &contents));
+  std::string base64;
+  ASSERT_TRUE(base::Base64Encode(contents, &base64));
+  options->SetString("profile", base64);
+
+  Capabilities caps;
+  CapabilitiesParser parser(&dict, temp_dir.path(), &caps);
+  ASSERT_FALSE(parser.Parse());
+  std::string new_contents;
+  ASSERT_TRUE(file_util::ReadFileToString(
+      caps.profile.AppendASCII("data"), &new_contents));
+  EXPECT_STREQ("data", new_contents.c_str());
+}
+
+TEST(CapabilitiesParser, UnknownCap) {
+  Capabilities caps;
+  DictionaryValue dict;
+  dict.SetString("chromeOptions.nosuchcap", "none");
+  CapabilitiesParser parser(&dict, FilePath(), &caps);
+  ASSERT_FALSE(parser.Parse());
+}
+
+TEST(CapabilitiesParser, BadInput) {
+  Capabilities caps;
+  DictionaryValue dict;
+  dict.SetString("chromeOptions.verbose", "false");
+  CapabilitiesParser parser(&dict, FilePath(), &caps);
+  ASSERT_TRUE(parser.Parse());
+}
+
+}  // namespace webdriver