src/testutils/testfileredirector.h

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  35 /*! \libinternal \file
  36  * \brief
  37  * Declares generic mock implementations for interfaces in fileredirector.h.
  38  *
  39  * \author Teemu Murtola <teemu.murtola@gmail.com>
  40  * \inlibraryapi
  41  * \ingroup module_testutils
  42  */
  43 #ifndef GMX_TESTUTILS_TESTFILEREDIRECTOR_H
  44 #define GMX_TESTUTILS_TESTFILEREDIRECTOR_H
  45
  46 #include <set>
  47 #include <string>
  48
  49 #include "gromacs/utility/classhelpers.h"
  50 #include "gromacs/utility/fileredirector.h"
  51
  52 namespace gmx
  53 {
  54 namespace test
  55 {
  56
  57 /*! \libinternal \brief
  58  * In-memory implementation for FileInputRedirectorInterface for tests.
  59  *
  60  * By default, this implementation will return `false` for all file existence
  61  * checks.  To return `true` for a specific path, use addExistingFile().
  62  *
  63  * \inlibraryapi
  64  * \ingroup module_testutils
  65  */
  66 class TestFileInputRedirector : public FileInputRedirectorInterface
  67 {
  68     public:
  69         TestFileInputRedirector();
  70         virtual ~TestFileInputRedirector();
  71
  72         /*! \brief
  73          * Marks the provided path as an existing file.
  74          *
  75          * \throws std::bad_alloc if out of memory.
  76          *
  77          * Further checks for existence of the given path will return `true`.
  78          */
  79         void addExistingFile(const char *filename);
  80
  81         // From FileInputRedirectorInterface
  82         virtual bool fileExists(const char *filename) const;
  83
  84     private:
  85         std::set<std::string> existingFiles_;
  86
  87         GMX_DISALLOW_COPY_AND_ASSIGN(TestFileInputRedirector);
  88 };
  89
  90 } // namespace test
  91 } // namespace gmx
  92
  93 #endif