[Extensions Bindings] Add a bindings/ subdirectory under renderer

extensions/renderer/api_binding_test_util.h

-// Copyright 2016 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.
-
-#ifndef EXTENSIONS_RENDERER_API_BINDING_TEST_UTIL_H_
-#define EXTENSIONS_RENDERER_API_BINDING_TEST_UTIL_H_
-
-#include <memory>
-#include <string>
-
-#include "base/strings/string_piece.h"
-#include "v8/include/v8.h"
-
-namespace base {
-class DictionaryValue;
-class ListValue;
-class Value;
-}
-
-namespace extensions {
-
-// Returns a string with all single quotes replaced with double quotes. Useful
-// to write JSON strings without needing to escape quotes.
-std::string ReplaceSingleQuotes(base::StringPiece str);
-
-// Returns a base::Value parsed from |str|. EXPECTs the conversion to succeed.
-std::unique_ptr<base::Value> ValueFromString(base::StringPiece str);
-
-// As above, but returning a ListValue.
-std::unique_ptr<base::ListValue> ListValueFromString(base::StringPiece str);
-
-// As above, but returning a DictionaryValue.
-std::unique_ptr<base::DictionaryValue> DictionaryValueFromString(
-    base::StringPiece str);
-
-// Converts the given |value| to a JSON string. EXPECTs the conversion to
-// succeed.
-std::string ValueToString(const base::Value& value);
-
-// Converts the given |value| to a string. Returns "empty", "undefined", "null",
-// or "function" for unserializable values. Note this differs from
-// gin::V8ToString, which only accepts v8::String values.
-std::string V8ToString(v8::Local<v8::Value> value,
-                       v8::Local<v8::Context> context);
-
-// Returns a v8::Value result from compiling and running |source|, or an empty
-// local on failure.
-v8::Local<v8::Value> V8ValueFromScriptSource(v8::Local<v8::Context> context,
-                                             base::StringPiece source);
-
-// Returns a v8::Function parsed from the given |source|. EXPECTs the conversion
-// to succeed.
-v8::Local<v8::Function> FunctionFromString(v8::Local<v8::Context> context,
-                                           base::StringPiece source);
-
-// Converts the given |value| to a base::Value and returns the result.
-std::unique_ptr<base::Value> V8ToBaseValue(v8::Local<v8::Value> value,
-                                           v8::Local<v8::Context> context);
-
-// Calls the given |function| with the specified |receiver| and arguments, and
-// returns the result. EXPECTs no errors to be thrown.
-v8::Local<v8::Value> RunFunction(v8::Local<v8::Function> function,
-                                 v8::Local<v8::Context> context,
-                                 v8::Local<v8::Value> receiver,
-                                 int argc,
-                                 v8::Local<v8::Value> argv[]);
-
-// Like RunFunction(), but uses v8::Undefined for the receiver.
-v8::Local<v8::Value> RunFunction(v8::Local<v8::Function> function,
-                                 v8::Local<v8::Context> context,
-                                 int argc,
-                                 v8::Local<v8::Value> argv[]);
-
-// Like RunFunction(), but uses the |context|'s Global for the receiver.
-v8::Local<v8::Value> RunFunctionOnGlobal(v8::Local<v8::Function> function,
-                                         v8::Local<v8::Context> context,
-                                         int argc,
-                                         v8::Local<v8::Value> argv[]);
-
-// Like RunFunctionOnGlobal(), but doesn't return the result. This is useful
-// for binding in places a result isn't expected.
-void RunFunctionOnGlobalAndIgnoreResult(v8::Local<v8::Function> function,
-                                        v8::Local<v8::Context> context,
-                                        int argc,
-                                        v8::Local<v8::Value> argv[]);
-
-// Like RunFunctionOnGlobal(), but returns a persistent handle for the result.
-v8::Global<v8::Value> RunFunctionOnGlobalAndReturnHandle(
-    v8::Local<v8::Function> function,
-    v8::Local<v8::Context> context,
-    int argc,
-    v8::Local<v8::Value> argv[]);
-
-// Calls the given |function| with the specified |receiver| and arguments, but
-// EXPECTs the function to throw the |expected_error|.
-void RunFunctionAndExpectError(v8::Local<v8::Function> function,
-                               v8::Local<v8::Context> context,
-                               v8::Local<v8::Value> receiver,
-                               int argc,
-                               v8::Local<v8::Value> argv[],
-                               const std::string& expected_error);
-
-// Like RunFunctionAndExpectError(), but uses v8::Undefined for the receiver.
-void RunFunctionAndExpectError(v8::Local<v8::Function> function,
-                               v8::Local<v8::Context> context,
-                               int argc,
-                               v8::Local<v8::Value> argv[],
-                               const std::string& expected_error);
-
-// Returns the property with the given |key| from the |object|. EXPECTs the
-// operation not throw an error, but doesn't assume the key is present.
-v8::Local<v8::Value> GetPropertyFromObject(v8::Local<v8::Object> object,
-                                           v8::Local<v8::Context> context,
-                                           base::StringPiece key);
-
-// As above, but converts the result to a base::Value.
-std::unique_ptr<base::Value> GetBaseValuePropertyFromObject(
-    v8::Local<v8::Object> object,
-    v8::Local<v8::Context> context,
-    base::StringPiece key);
-
-// As above, but returns a JSON-serialized version of the value, or
-// "undefined", "null", "function", or "empty".
-std::string GetStringPropertyFromObject(v8::Local<v8::Object> object,
-                                        v8::Local<v8::Context> context,
-                                        base::StringPiece key);
-
-}  // extensions
-
-#endif  // EXTENSIONS_RENDERER_API_BINDING_TEST_UTIL_H_