Check implementation files for virtual and OVERRIDE

tools/clang/plugins/tests/overridden_methods.cpp

Index: tools/clang/plugins/tests/overridden_methods.cpp
diff --git a/tools/clang/plugins/tests/overridden_methods.cpp b/tools/clang/plugins/tests/overridden_methods.cpp
index f81d3a27ca1503e9985b87496c495cb5c7b35025..f572a41733f1c3795ef0e28a7016d06a421ed5f1 100644
--- a/tools/clang/plugins/tests/overridden_methods.cpp
+++ b/tools/clang/plugins/tests/overridden_methods.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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.
 
@@ -9,6 +9,30 @@ void DerivedClass::SomeMethod() {}
 void DerivedClass::SomeOtherMethod() {}
 void DerivedClass::WebKitModifiedSomething() {}
 
+class ImplementationInterimClass : public BaseClass {
+ public:
+  // Should not warn about pure virtual methods.
+  virtual void SomeMethod() = 0;
+};
+
+class ImplementationDerivedClass : public ImplementationInterimClass,
+                                   public webkit_glue::WebKitObserverImpl {
+ public:
+  // Should not warn about destructors.
+  virtual ~ImplementationDerivedClass() {}
+  // Should warn.
+  virtual void SomeMethod();
+  // Should not warn if marked as override.
+  virtual void SomeOtherMethod() override;
+  // Should not warn for inline implementations in implementation files.
+  virtual void SomeInlineMethod() {}
+  // Should not warn if overriding a method whose origin is WebKit.
+  virtual void WebKitModifiedSomething();
+  // Should warn if overridden method isn't pure.
+  virtual void SomeNonPureBaseMethod() {}
+};
+
 int main() {
   DerivedClass something;
+  ImplementationDerivedClass something_else;
 }