Check for inputs not generated by deps

tools/gn/test_with_scope.h

 // Copyright (c) 2013 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 TOOLS_GN_TEST_WITH_SCOPE_H_
 #define TOOLS_GN_TEST_WITH_SCOPE_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "tools/gn/build_settings.h"
 #include "tools/gn/err.h"
 #include "tools/gn/input_file.h"
 #include "tools/gn/parse_tree.h"
 #include "tools/gn/scope.h"
 #include "tools/gn/settings.h"
+#include "tools/gn/target.h"
 #include "tools/gn/token.h"
 #include "tools/gn/toolchain.h"
 #include "tools/gn/value.h"
 
 // A helper class for setting up a Scope that a test can use. It makes a
 // toolchain and sets up all the build state.
 class TestWithScope {
  public:
   TestWithScope();
   ~TestWithScope();
 
   BuildSettings* build_settings() { return &build_settings_; }
   Settings* settings() { return &settings_; }
   Toolchain* toolchain() { return &toolchain_; }
   Scope* scope() { return &scope_; }
 
   // This buffer accumulates output from any print() commands executed in the
   // context of this test. Note that the implementation of this is not
   // threadsafe so don't write tests that call print from multiple threads.
   std::string& print_output() { return print_output_; }
 
+  // Parse the given string into a label in the default toolchain. This will
+  // assert if the label isn't valid (this is intended for hardcoded labels).
+  Label ParseLabel(const std::string& str) const;
+
   // Fills in the tools for the given toolchain with reasonable default values.
   // The toolchain in this object will be automatically set up with this
   // function, it is exposed to allow tests to get the same functionality for
   // other toolchains they make
   static void SetupToolchain(Toolchain* toolchain);
 
  private:
   void AppendPrintOutput(const std::string& str);
 
   BuildSettings build_settings_;
@@ skipping 27 matching lines @@
   InputFile input_file_;
 
   std::vector<Token> tokens_;
   scoped_ptr<ParseNode> parsed_;
 
   Err parse_err_;
 
   DISALLOW_COPY_AND_ASSIGN(TestParseInput);
 };
 
+// Shortcut for creating targets for tests that take the test setup, a pretty-
+// style label, and a target type and sets everything up. The target will
+// default to public visibility.
+class TestTarget : public Target {
+ public:
+  TestTarget(TestWithScope& setup,
+             const std::string& label_string,
+             Target::OutputType type);
+  ~TestTarget() override;
+};
+
 #endif  // TOOLS_GN_TEST_WITH_SCOPE_H_