[Extensions Bindings] Add more utility functions

extensions/renderer/api_binding_test_util.h

Index: extensions/renderer/api_binding_test_util.h
diff --git a/extensions/renderer/api_binding_test_util.h b/extensions/renderer/api_binding_test_util.h
index 4a56c69e6326bb44f0235f4e06a444da50590318..aa98697ceeda2ffe67bbe97b74c6ca3acd72e13c 100644
--- a/extensions/renderer/api_binding_test_util.h
+++ b/extensions/renderer/api_binding_test_util.h
@@ -51,6 +51,61 @@ v8::Local<v8::Function> FunctionFromString(v8::Local<v8::Context> context,
 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[]);
+
+// 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);
+
 }  // extensions
 
 #endif  // EXTENSIONS_RENDERER_API_BINDING_TEST_UTIL_H_