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33 * Tests gmx::CommandLineParser.
35 * These tests exercise a large fraction of the code, so they may
36 * catch errors in other parts than just in command-line parsing.
38 * \author Teemu Murtola <teemu.murtola@cbr.su.se>
39 * \ingroup module_commandline
45 #include <gtest/gtest.h>
47 #include "gromacs/commandline/cmdlineparser.h"
48 #include "gromacs/options/basicoptions.h"
49 #include "gromacs/options/options.h"
54 class CommandLineParserTest : public ::testing::Test
57 CommandLineParserTest();
58 ~CommandLineParserTest();
60 void createArguments(const char *cmdline[]);
62 gmx::Options _options;
63 gmx::CommandLineParser _parser;
65 std::vector<int> _ivalues;
66 std::vector<double> _dvalues;
71 CommandLineParserTest::CommandLineParserTest()
72 : _options(NULL, NULL), _parser(&_options),
76 using gmx::BooleanOption;
77 using gmx::IntegerOption;
78 using gmx::DoubleOption;
79 _options.addOption(BooleanOption("flag").store(&_flag));
80 _options.addOption(IntegerOption("mvi").storeVector(&_ivalues).multiValue());
81 _options.addOption(DoubleOption("mvd").storeVector(&_dvalues).allowMultiple());
84 CommandLineParserTest::~CommandLineParserTest()
88 for (int i = 0; i < _argc; ++i)
96 void CommandLineParserTest::createArguments(const char *cmdline[])
99 while (cmdline[_argc] != NULL) ++_argc;
102 _argv = new char *[_argc];
103 _argv[0] = strdup("test");
104 for (int i = 1; i < _argc; ++i)
106 _argv[i] = strdup(cmdline[i - 1]);
110 TEST_F(CommandLineParserTest, HandlesSingleValues)
112 const char *cmdline[] = {"-flag", "yes", "-mvi", "2", "-mvd", "2.7", NULL};
113 createArguments(cmdline);
114 ASSERT_NO_THROW(_parser.parse(&_argc, _argv));
115 ASSERT_NO_THROW(_options.finish());
118 ASSERT_EQ(1U, _ivalues.size());
119 EXPECT_EQ(2, _ivalues[0]);
120 ASSERT_EQ(1U, _dvalues.size());
121 EXPECT_DOUBLE_EQ(2.7, _dvalues[0]);
124 TEST_F(CommandLineParserTest, HandlesNegativeNumbers)
126 const char *cmdline[] = {"-mvi", "1", "-2", "-mvd", "-2.7", NULL};
127 createArguments(cmdline);
128 ASSERT_NO_THROW(_parser.parse(&_argc, _argv));
129 ASSERT_NO_THROW(_options.finish());
131 ASSERT_EQ(2U, _ivalues.size());
132 EXPECT_EQ(1, _ivalues[0]);
133 EXPECT_EQ(-2, _ivalues[1]);
134 ASSERT_EQ(1U, _dvalues.size());
135 EXPECT_DOUBLE_EQ(-2.7, _dvalues[0]);