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1 // Copyright (c) 2009 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 #ifndef CHROME_TEST_V8_UNIT_TEST_H_ | |
6 #define CHROME_TEST_V8_UNIT_TEST_H_ | |
7 #pragma once | |
8 | |
9 #include <string> | |
10 | |
11 #include "testing/gtest/include/gtest/gtest.h" | |
12 #include "v8/include/v8.h" | |
13 | |
14 namespace base { | |
15 class StringPiece; | |
16 } | |
17 | |
18 // A superclass for unit tests that involve running JavaScript. This class | |
19 // sets up V8 context and has methods that make it easy to execute scripts in | |
20 // this context as well as call functions in the context. | |
21 class V8UnitTest : public testing::Test { | |
22 public: | |
23 V8UnitTest(); | |
24 virtual ~V8UnitTest(); | |
25 | |
26 virtual void SetUp(); | |
27 | |
28 protected: | |
29 // Executes the given script source in the context. The specified script | |
30 // name is used when reporting errors. | |
31 virtual void ExecuteScriptInContext(const base::StringPiece& script_source, | |
32 const base::StringPiece& script_name); | |
33 | |
34 // Set a variable to a string value in the global scope. | |
35 virtual void SetGlobalStringVar(const std::string& var_name, | |
36 const std::string& value); | |
37 | |
38 // Converts a v8::TryCatch into a human readable string. | |
39 virtual std::string ExceptionToString(v8::TryCatch* try_catch); | |
40 | |
41 // Calls the specified function that resides in the global scope of the | |
42 // context. If the function throws an exception, FAIL() is called to | |
43 // indicate a unit test failure. This is useful for executing unit test | |
44 // functions implemented in JavaScript. | |
45 virtual void TestFunction(const std::string& function_name); | |
46 | |
47 // This method is bound to a global function "log" in the context. | |
48 // Scripts running in the context can call this to print out logging | |
49 // information to the console. | |
50 static v8::Handle<v8::Value> Log(const v8::Arguments& args); | |
51 | |
52 // Handle scope that is used throughout the life of this class. | |
53 v8::HandleScope handle_scope_; | |
54 | |
55 // Context for the JavaScript in the test. | |
56 v8::Handle<v8::Context> context_; | |
57 }; | |
58 | |
59 #endif // CHROME_TEST_V8_UNIT_TEST_H_ | |
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