// Copyright 2008 Google Inc.

// All Rights Reserved.

//

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// modification, are permitted provided that the following conditions are

// met:

//

//     * Redistributions of source code must retain the above copyright

// notice, this list of conditions and the following disclaimer.

//     * Redistributions in binary form must reproduce the above

// copyright notice, this list of conditions and the following disclaimer

// in the documentation and/or other materials provided with the

// distribution.

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// contributors may be used to endorse or promote products derived from

// this software without specific prior written permission.

//

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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// Author: wan@google.com (Zhanyong Wan)

#include "gtest/gtest-typed-test.h"

#include "gtest/gtest.h"

namespace testing {

namespace internal {

#if GTEST_HAS_TYPED_TEST_P

// Skips to the first non-space char in str. Returns an empty string if str

// contains only whitespace characters.

static const char* SkipSpaces(const char* str) {

  while (IsSpace(*str))

    str++;

  return str;

}

// Verifies that registered_tests match the test names in

// defined_test_names_; returns registered_tests if successful, or

// aborts the program otherwise.

const char* TypedTestCasePState::VerifyRegisteredTestNames(

    const char* file, int line, const char* registered_tests) {

  typedef ::std::set<const char*>::const_iterator DefinedTestIter;

  registered_ = true;

  // Skip initial whitespace in registered_tests since some

  // preprocessors prefix stringizied literals with whitespace.

  registered_tests = SkipSpaces(registered_tests);

  Message errors;

  ::std::set<std::string> tests;

  for (const char* names = registered_tests; names != NULL;

       names = SkipComma(names)) {

    const std::string name = GetPrefixUntilComma(names);

    if (tests.count(name) != 0) {

      errors << "Test " << name << " is listed more than once.\n";

      continue;

    }

    bool found = false;

    for (DefinedTestIter it = defined_test_names_.begin();

         it != defined_test_names_.end();

         ++it) {

      if (name == *it) {

        found = true;

        break;

      }

    }

    if (found) {

      tests.insert(name);

    } else {

      errors << "No test named " << name

             << " can be found in this test case.\n";

    }

  }

  for (DefinedTestIter it = defined_test_names_.begin();

       it != defined_test_names_.end();

       ++it) {

    if (tests.count(*it) == 0) {

      errors << "You forgot to list test " << *it << ".\n";

    }

  }

  const std::string& errors_str = errors.GetString();

  if (errors_str != "") {

    fprintf(stderr, "%s %s", FormatFileLocation(file, line).c_str(),

            errors_str.c_str());

    fflush(stderr);

    posix::Abort();

  }

  return registered_tests;

}

#endif  // GTEST_HAS_TYPED_TEST_P

}  // namespace internal

}  // namespace testing