src/testutils/testoptions.cpp

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  35 /*! \internal \file
  36  * \brief
  37  * Implements functions in testoptions.h.
  38  *
  39  * \author Teemu Murtola <teemu.murtola@gmail.com>
  40  * \ingroup module_testutils
  41  */
  42 #include "gmxpre.h"
  43
  44 #include "testoptions.h"
  45
  46 #include <list>
  47
  48 #include "thread_mpi/mutex.h"
  49
  50 #include "gromacs/utility/classhelpers.h"
  51
  52 namespace gmx
  53 {
  54 namespace test
  55 {
  56
  57 namespace
  58 {
  59
  60 /*! \brief
  61  * Singleton registry for test options added with #GMX_TEST_OPTIONS.
  62  *
  63  * \ingroup module_testutils
  64  */
  65 class TestOptionsRegistry
  66 {
  67     public:
  68         //! Returns the singleton instance of this class.
  69         static TestOptionsRegistry &getInstance()
  70         {
  71             static TestOptionsRegistry singleton;
  72             return singleton;
  73         }
  74
  75         //! Adds a provider into the registry.
  76         void add(const char * /*name*/, TestOptionsProvider *provider)
  77         {
  78             tMPI::lock_guard<tMPI::mutex> lock(listMutex_);
  79             providerList_.push_back(provider);
  80         }
  81
  82         //! Initializes the options from all the provides.
  83         void initOptions(Options *options);
  84
  85     private:
  86         TestOptionsRegistry() {}
  87
  88         typedef std::list<TestOptionsProvider *> ProviderList;
  89
  90         tMPI::mutex             listMutex_;
  91         ProviderList            providerList_;
  92
  93         GMX_DISALLOW_COPY_AND_ASSIGN(TestOptionsRegistry);
  94 };
  95
  96 void TestOptionsRegistry::initOptions(Options *options)
  97 {
  98     // TODO: Have some deterministic order for the options; now it depends on
  99     // the order in which the global initializers are run.
 100     tMPI::lock_guard<tMPI::mutex> lock(listMutex_);
 101     ProviderList::const_iterator  i;
 102     for (i = providerList_.begin(); i != providerList_.end(); ++i)
 103     {
 104         (*i)->initOptions(options);
 105     }
 106 }
 107
 108 }       // namespace
 109
 110 void registerTestOptions(const char *name, TestOptionsProvider *provider)
 111 {
 112     TestOptionsRegistry::getInstance().add(name, provider);
 113 }
 114
 115 void initTestOptions(Options *options)
 116 {
 117     TestOptionsRegistry::getInstance().initOptions(options);
 118 }
 119
 120 } // namespace test
 121 } // namespace gmx