src/testutils/integrationtests.h

   1 /*
   2  * This file is part of the GROMACS molecular simulation package.
   3  *
   4  * Copyright (c) 2013,2014, by the GROMACS development team, led by
   5  * Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
   6  * and including many others, as listed in the AUTHORS file in the
   7  * top-level source directory and at http://www.gromacs.org.
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  35 /*! \libinternal \file
  36  * \brief
  37  * Declares test fixture for integration tests
  38  *
  39  * \author Mark Abraham <mark.j.abraham@gmail.com>
  40  * \inlibraryapi
  41  * \ingroup module_testutils
  42  */
  43 #ifndef GMX_INTEGRATION_TESTS_MODULETEST_H
  44 #define GMX_INTEGRATION_TESTS_MODULETEST_H
  45
  46 #include <gtest/gtest.h>
  47
  48 #include "testutils/testfilemanager.h"
  49
  50 namespace gmx
  51 {
  52
  53 namespace test
  54 {
  55
  56 /*! \libinternal \brief
  57  * Test fixture for integration tests.
  58  *
  59  * Any method in this class may throw std::bad_alloc if out of memory.
  60  *
  61  * \inlibraryapi
  62  * \ingroup module_testutils
  63  */
  64 class IntegrationTestFixture : public ::testing::Test
  65 {
  66     protected:
  67         IntegrationTestFixture();
  68         virtual ~IntegrationTestFixture();
  69
  70         /*! \brief Accepts a string as input, writes it to a temporary
  71          * file and then reopens stdin to read the contents of that
  72          * string.
  73          *
  74          * \throws FileIOError  when the freopen() fails
  75          */
  76         void redirectStringToStdin(const char* theString);
  77
  78         /*! \brief Discards stdout while running a test
  79          *
  80          * \todo Implement this when the output routines are
  81          * sufficiently modular to permit it to work. */
  82         void redirectStdoutToDevNull();
  83         /*! \brief Discards stderr while running a test
  84          *
  85          * \todo Implement this when the output routines are
  86          * sufficiently modular to permit it to work. */
  87         void redirectStderrToDevNull();
  88
  89         /* TEST_F() constructs derived classes, and those classes and
  90          * their member objects might need to access implementation
  91          * details, so we cannot use the private access specifer
  92          * here. */
  93     public:
  94
  95         /*! \brief Object that manages finding input files, writing
  96          * temporary output files and cleaning up files.
  97          */
  98         ::gmx::test::TestFileManager fileManager_;
  99 };
 100
 101 } // namespace test
 102 } // namespace gmx
 103
 104 #endif