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37 * Implements functions in testinit.h.
39 * \author Teemu Murtola <teemu.murtola@gmail.com>
40 * \ingroup module_testutils
51 #include <boost/scoped_ptr.hpp>
52 #include <gmock/gmock.h>
54 #include "gromacs/commandline/cmdlinehelpcontext.h"
55 #include "gromacs/commandline/cmdlinehelpwriter.h"
56 #include "gromacs/commandline/cmdlineinit.h"
57 #include "gromacs/commandline/cmdlineparser.h"
58 #include "gromacs/commandline/cmdlineprogramcontext.h"
59 #include "gromacs/math/utilities.h"
60 #include "gromacs/options/basicoptions.h"
61 #include "gromacs/options/options.h"
62 #include "gromacs/utility/errorcodes.h"
63 #include "gromacs/utility/exceptions.h"
64 #include "gromacs/utility/file.h"
65 #include "gromacs/utility/futil.h"
66 #include "gromacs/utility/path.h"
67 #include "gromacs/utility/programcontext.h"
69 #include "testutils/mpi-printer.h"
70 #include "testutils/refdata.h"
71 #include "testutils/testfilemanager.h"
72 #include "testutils/testoptions.h"
83 * Custom program context for test binaries.
85 * This context overrides the defaultLibraryDataPath() implementation to always
86 * load data files from the source directory, as the test binaries are never
87 * installed. It also support overriding the directory through a command-line
88 * option to the test binary.
90 * \ingroup module_testutils
92 class TestProgramContext : public ProgramContextInterface
96 * Initializes a test program context.
98 * \param[in] context Current \Gromacs program context.
100 explicit TestProgramContext(const ProgramContextInterface &context)
102 dataPath_(Path::join(CMAKE_SOURCE_DIR, "share/top"))
107 * Sets the source directory root from which to look for data files.
109 void overrideSourceRoot(const std::string &sourceRoot)
111 dataPath_ = Path::join(sourceRoot, "share/top");
114 virtual const char *programName() const
116 return context_.programName();
118 virtual const char *displayName() const
120 return context_.displayName();
122 virtual const char *fullBinaryPath() const
124 return context_.fullBinaryPath();
126 virtual const char *defaultLibraryDataPath() const
128 return dataPath_.c_str();
130 virtual const char *commandLine() const
132 return context_.commandLine();
136 const ProgramContextInterface &context_;
137 std::string dataPath_;
140 //! Prints the command-line options for the unit test binary.
141 void printHelp(const Options &options)
144 "\nYou can use the following GROMACS-specific command-line flags\n"
145 "to control the behavior of the tests:\n\n");
146 CommandLineHelpContext context(&File::standardError(),
147 eHelpOutputFormat_Console, NULL);
148 context.setModuleDisplayName(getProgramContext().displayName());
149 CommandLineHelpWriter(options).writeHelp(context);
152 //! Global program context instance for test binaries.
153 boost::scoped_ptr<TestProgramContext> g_testContext;
158 void initTestUtils(const char *dataPath, const char *tempPath, int *argc, char ***argv)
161 gmx_feenableexcept();
163 const CommandLineProgramContext &context = initForCommandLine(argc, argv);
166 g_testContext.reset(new TestProgramContext(context));
167 setProgramContext(g_testContext.get());
168 // Use the default finder that does not respect GMXLIB, since the tests
169 // generally can only get confused by a different set of data files.
170 setLibraryFileFinder(NULL);
171 ::testing::InitGoogleMock(argc, *argv);
172 if (dataPath != NULL)
174 TestFileManager::setInputDataDirectory(
175 Path::join(CMAKE_SOURCE_DIR, dataPath));
177 if (tempPath != NULL)
179 TestFileManager::setGlobalOutputTempDirectory(tempPath);
182 std::string sourceRoot;
183 Options options(NULL, NULL);
184 // TODO: A single option that accepts multiple names would be nicer.
185 // Also, we recognize -help, but GTest doesn't, which leads to a bit
186 // unintuitive behavior.
187 options.addOption(BooleanOption("h").store(&bHelp)
188 .description("Print GROMACS-specific unit test options"));
189 options.addOption(BooleanOption("help").store(&bHelp).hidden());
190 options.addOption(BooleanOption("?").store(&bHelp).hidden());
191 // TODO: Make this into a FileNameOption (or a DirectoryNameOption).
192 options.addOption(StringOption("src-root").store(&sourceRoot)
193 .description("Override source tree location (for data files)"));
194 // TODO: Consider removing this option from test binaries that do not need it.
195 initReferenceData(&options);
196 initTestOptions(&options);
199 CommandLineParser(&options).parse(argc, *argv);
202 catch (const UserInputError &)
211 if (!sourceRoot.empty())
213 g_testContext->overrideSourceRoot(sourceRoot);
214 TestFileManager::setInputDataDirectory(
215 Path::join(sourceRoot, dataPath));
217 setFatalErrorHandler(NULL);
220 catch (const std::exception &ex)
222 printFatalErrorMessage(stderr, ex);
223 int retcode = processExceptionAtExitForCommandLine(ex);
224 // TODO: It could be nice to destroy things in proper order such that
225 // g_testContext would not contain hanging references at this point,
226 // but in practice that should not matter.
227 g_testContext.reset();
232 void finalizeTestUtils()
234 setProgramContext(NULL);
235 g_testContext.reset();
236 finalizeForCommandLine();