Miscellaneous changes to Extension class in prep for user scripts

chrome/browser/extensions/extension_unittest.cc

 // Copyright (c) 2006-2008 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/string_util.h"
+#include "base/path_service.h"
 #include "chrome/browser/extensions/extension.h"
+#include "chrome/common/chrome_paths.h"
+#include "chrome/common/json_value_serializer.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 class ExtensionTest : public testing::Test {
 };
 
 TEST(ExtensionTest, InitFromValueInvalid) {
-  Extension extension;
+#if defined(OS_WIN)
+  FilePath path(FILE_PATH_LITERAL("c:\\foo"));
+#elif defined(OS_POSIX)
+  FilePath path(FILE_PATH_LITERAL("/foo"));
+#endif
+  Extension extension(path);
   std::string error;
 
-  // Test invalid format version
-  DictionaryValue input_value;
-  input_value.SetInteger(Extension::kFormatVersionKey, 2);
-  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
+  // Start with a valid extension manifest
+  std::wstring extensions_dir;
+  ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &extensions_dir));
+  FilePath extensions_path = FilePath::FromWStringHack(extensions_dir)
+      .Append(FILE_PATH_LITERAL("extensions"))
+      .Append(FILE_PATH_LITERAL("extension1"))
+      .Append(FILE_PATH_LITERAL("manifest"));
+
+  JSONFileValueSerializer serializer(extensions_path.ToWStringHack());
+  scoped_ptr<DictionaryValue> valid_value(
+      static_cast<DictionaryValue*>(serializer.Deserialize(&error)));
+  ASSERT_TRUE(valid_value.get());
+  ASSERT_EQ("", error);
+  ASSERT_TRUE(extension.InitFromValue(*valid_value, &error));
+  ASSERT_EQ("", error);
+
+  scoped_ptr<DictionaryValue> input_value;
+
+  // Test missing and invalid format versions
+  input_value.reset(static_cast<DictionaryValue*>(valid_value->DeepCopy()));
+  input_value->Remove(Extension::kFormatVersionKey, NULL);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
   EXPECT_EQ(Extension::kInvalidFormatVersionError, error);
-  input_value.SetInteger(Extension::kFormatVersionKey, 1);
+
+  input_value->SetString(Extension::kFormatVersionKey, "foo");
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_EQ(Extension::kInvalidFormatVersionError, error);
+
+  input_value->SetInteger(Extension::kFormatVersionKey, 2);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_EQ(Extension::kInvalidFormatVersionError, error);
 
   // Test missing and invalid ids
-  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
+  input_value.reset(static_cast<DictionaryValue*>(valid_value->DeepCopy()));
+  input_value->Remove(Extension::kIdKey, NULL);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
   EXPECT_EQ(Extension::kInvalidIdError, error);
-  input_value.SetInteger(Extension::kIdKey, 42);
-  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
+
+  input_value->SetInteger(Extension::kIdKey, 42);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
   EXPECT_EQ(Extension::kInvalidIdError, error);
-  input_value.SetString(Extension::kIdKey, L"com.google.myextension");
 
   // Test missing and invalid versions
-  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
+  input_value.reset(static_cast<DictionaryValue*>(valid_value->DeepCopy()));
+  input_value->Remove(Extension::kVersionKey, NULL);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
   EXPECT_EQ(Extension::kInvalidVersionError, error);
-  input_value.SetInteger(Extension::kVersionKey, 42);
-  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
+
+  input_value->SetInteger(Extension::kVersionKey, 42);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
   EXPECT_EQ(Extension::kInvalidVersionError, error);
-  input_value.SetString(Extension::kVersionKey, L"1.0");
 
   // Test missing and invalid names
-  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
+  input_value.reset(static_cast<DictionaryValue*>(valid_value->DeepCopy()));
+  input_value->Remove(Extension::kNameKey, NULL);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
   EXPECT_EQ(Extension::kInvalidNameError, error);
-  input_value.SetInteger(Extension::kNameKey, 42);
-  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
+
+  input_value->SetInteger(Extension::kNameKey, 42);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
   EXPECT_EQ(Extension::kInvalidNameError, error);
-  input_value.SetString(Extension::kNameKey, L"my extension");
 
   // Test invalid description
-  input_value.SetInteger(Extension::kDescriptionKey, 42);
-  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
+  input_value.reset(static_cast<DictionaryValue*>(valid_value->DeepCopy()));
+  input_value->SetInteger(Extension::kDescriptionKey, 42);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
   EXPECT_EQ(Extension::kInvalidDescriptionError, error);
-  input_value.Remove(Extension::kDescriptionKey, NULL);
-
-  // Test invalid content scripts list
-  input_value.SetInteger(Extension::kContentScriptsKey, 42);
-  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
-  EXPECT_EQ(Extension::kInvalidContentScriptsListError, error);
-
-  // Test invalid content script item
-  ListValue* content_scripts = new ListValue;
-  input_value.Set(Extension::kContentScriptsKey, content_scripts);
-  content_scripts->Set(0, Value::CreateIntegerValue(42));
-  EXPECT_FALSE(extension.InitFromValue(input_value, &error));
-  EXPECT_EQ(0u, error.find(Extension::kInvalidContentScriptError));
+
+  // Test invalid user scripts list
+  input_value.reset(static_cast<DictionaryValue*>(valid_value->DeepCopy()));
+  input_value->SetInteger(Extension::kUserScriptsKey, 42);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_EQ(Extension::kInvalidUserScriptsListError, error);
+
+  // Test invalid user script item
+  input_value.reset(static_cast<DictionaryValue*>(valid_value->DeepCopy()));
+  ListValue* user_scripts = NULL;
+  input_value->GetList(Extension::kUserScriptsKey, &user_scripts);
+  user_scripts->Set(0, Value::CreateIntegerValue(42));
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_TRUE(MatchPattern(error, Extension::kInvalidUserScriptError));
+
+  // Test missing and invalid matches array
+  input_value.reset(static_cast<DictionaryValue*>(valid_value->DeepCopy()));
+  input_value->GetList(Extension::kUserScriptsKey, &user_scripts);
+  DictionaryValue* user_script = NULL;
+  user_scripts->GetDictionary(0, &user_script);
+  user_script->Remove(Extension::kMatchesKey, NULL);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_TRUE(MatchPattern(error, Extension::kInvalidMatchesError));
+
+  user_script->Set(Extension::kMatchesKey, Value::CreateIntegerValue(42));
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_TRUE(MatchPattern(error, Extension::kInvalidMatchesError));
+
+  ListValue* matches = new ListValue;
+  user_script->Set(Extension::kMatchesKey, matches);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_TRUE(MatchPattern(error, Extension::kInvalidMatchCountError));
+
+  // Test invalid match element
+  matches->Set(0, Value::CreateIntegerValue(42));
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_TRUE(MatchPattern(error, Extension::kInvalidMatchError));
+
+  // Test missing and invalid files array
+  input_value.reset(static_cast<DictionaryValue*>(valid_value->DeepCopy()));
+  input_value->GetList(Extension::kUserScriptsKey, &user_scripts);
+  user_scripts->GetDictionary(0, &user_script);
+  user_script->Remove(Extension::kFilesKey, NULL);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_TRUE(MatchPattern(error, Extension::kInvalidFilesError));
+
+  user_script->Set(Extension::kFilesKey, Value::CreateIntegerValue(42));
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_TRUE(MatchPattern(error, Extension::kInvalidFilesError));
+
+  ListValue* files = new ListValue;
+  user_script->Set(Extension::kFilesKey, files);
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_TRUE(MatchPattern(error, Extension::kInvalidFileCountError));
+
+  // Test invalid file element
+  files->Set(0, Value::CreateIntegerValue(42));
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_TRUE(MatchPattern(error, Extension::kInvalidFileError));
+
+  // Test too many file elements (more than one not yet supported)
+  files->Set(0, Value::CreateStringValue("foo.js"));
+  files->Set(1, Value::CreateStringValue("bar.js"));
+  EXPECT_FALSE(extension.InitFromValue(*input_value, &error));
+  EXPECT_TRUE(MatchPattern(error, Extension::kInvalidFileCountError));
 }
 
 TEST(ExtensionTest, InitFromValueValid) {
-  Extension extension;
+#if defined(OS_WIN)
+  FilePath path(FILE_PATH_LITERAL("C:\\foo"));
+#elif defined(OS_POSIX)
+  FilePath path(FILE_PATH_LITERAL("/foo"));
+#endif
+  Extension extension(path);
   std::string error;
   DictionaryValue input_value;
-  DictionaryValue output_value;
 
   // Test minimal extension
   input_value.SetInteger(Extension::kFormatVersionKey, 1);
-  input_value.SetString(Extension::kIdKey, L"com.google.myextension");
-  input_value.SetString(Extension::kVersionKey, L"1.0");
-  input_value.SetString(Extension::kNameKey, L"my extension");
+  input_value.SetString(Extension::kIdKey, "com.google.myextension");
+  input_value.SetString(Extension::kVersionKey, "1.0");
+  input_value.SetString(Extension::kNameKey, "my extension");
 
   EXPECT_TRUE(extension.InitFromValue(input_value, &error));
-  extension.CopyToValue(&output_value);
-  EXPECT_TRUE(input_value.Equals(&output_value));
-
-  // Test with a description
-  input_value.SetString(Extension::kDescriptionKey,
-                        L"my extension does things");
-  EXPECT_TRUE(extension.InitFromValue(input_value, &error));
-  extension.CopyToValue(&output_value);
-  EXPECT_TRUE(input_value.Equals(&output_value));
-
-  // Test content_scripts
-  ListValue* content_scripts = new ListValue();
-  input_value.Set(Extension::kContentScriptsKey, content_scripts);
-  content_scripts->Set(0, Value::CreateStringValue(L"foo/bar.js"));
-  content_scripts->Set(1, Value::CreateStringValue(L"hot/dog.js"));
-  EXPECT_TRUE(extension.InitFromValue(input_value, &error));
-  extension.CopyToValue(&output_value);
-  EXPECT_TRUE(input_value.Equals(&output_value));
+  EXPECT_EQ("", error);
+  EXPECT_EQ("com.google.myextension", extension.id());
+  EXPECT_EQ("1.0", extension.version());
+  EXPECT_EQ("my extension", extension.name());
+  EXPECT_EQ("chrome-extension://com.google.myextension/",
+            extension.url().spec());
+  EXPECT_EQ(path.value(), extension.path().value());
 }
+
+TEST(ExtensionTest, GetResourceURLAndPath) {
+#if defined(OS_WIN)
+  FilePath path(FILE_PATH_LITERAL("C:\\foo"));
+#elif defined(OS_POSIX)
+  FilePath path(FILE_PATH_LITERAL("/foo"));
+#endif
+  Extension extension(path);
+  DictionaryValue input_value;
+  input_value.SetInteger(Extension::kFormatVersionKey, 1);
+  input_value.SetString(Extension::kIdKey, "com.google.myextension");
+  input_value.SetString(Extension::kVersionKey, "1.0");
+  input_value.SetString(Extension::kNameKey, "my extension");
+  EXPECT_TRUE(extension.InitFromValue(input_value, NULL));
+
+  EXPECT_EQ(extension.url().spec() + "bar/baz.js",
+            Extension::GetResourceURL(extension.url(), "bar/baz.js").spec());
+  EXPECT_EQ(extension.url().spec() + "baz.js",
+            Extension::GetResourceURL(extension.url(), "bar/../baz.js").spec());
+  EXPECT_EQ(extension.url().spec() + "baz.js",
+            Extension::GetResourceURL(extension.url(), "../baz.js").spec());
+
+  EXPECT_EQ(path.Append(FILE_PATH_LITERAL("bar"))
+                .Append(FILE_PATH_LITERAL("baz.js")).value(),
+            Extension::GetResourcePath(extension.path(), "bar/baz.js").value());
+  EXPECT_EQ(path.Append(FILE_PATH_LITERAL("baz.js")).value(),
+            Extension::GetResourcePath(extension.path(), "bar/../baz.js")
+                .value());
+  EXPECT_EQ(FilePath().value(),
+            Extension::GetResourcePath(extension.path(), "../baz.js").value());
+}