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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
43 #include <gtest/gtest.h>
45 #include "gromacs/commandline/cmdlineparser.h"
46 #include "gromacs/options/basicoptions.h"
47 #include "gromacs/options/options.h"
49 #include "testutils/cmdlinetest.h"
54 using gmx::test::CommandLine;
56 class CommandLineParserTest : public ::testing::Test
59 CommandLineParserTest();
61 gmx::Options options_;
62 gmx::CommandLineParser parser_;
64 std::vector<int> ivalues_;
65 std::vector<double> dvalues_;
68 CommandLineParserTest::CommandLineParserTest()
69 : options_(NULL, NULL), parser_(&options_),
72 using gmx::BooleanOption;
73 using gmx::IntegerOption;
74 using gmx::DoubleOption;
75 options_.addOption(BooleanOption("flag").store(&flag_));
76 options_.addOption(IntegerOption("mvi").storeVector(&ivalues_).multiValue());
77 options_.addOption(DoubleOption("mvd").storeVector(&dvalues_).allowMultiple());
80 TEST_F(CommandLineParserTest, HandlesSingleValues)
82 const char *const cmdline[] = {
83 "test", "-flag", "yes", "-mvi", "2", "-mvd", "2.7"
85 CommandLine args(CommandLine::create(cmdline));
86 ASSERT_NO_THROW(parser_.parse(&args.argc(), args.argv()));
87 ASSERT_NO_THROW(options_.finish());
90 ASSERT_EQ(1U, ivalues_.size());
91 EXPECT_EQ(2, ivalues_[0]);
92 ASSERT_EQ(1U, dvalues_.size());
93 EXPECT_DOUBLE_EQ(2.7, dvalues_[0]);
96 TEST_F(CommandLineParserTest, HandlesNegativeNumbers)
98 const char *const cmdline[] = {
99 "test", "-mvi", "1", "-2", "-mvd", "-2.7"
101 CommandLine args(CommandLine::create(cmdline));
102 ASSERT_NO_THROW(parser_.parse(&args.argc(), args.argv()));
103 ASSERT_NO_THROW(options_.finish());
105 ASSERT_EQ(2U, ivalues_.size());
106 EXPECT_EQ(1, ivalues_[0]);
107 EXPECT_EQ(-2, ivalues_[1]);
108 ASSERT_EQ(1U, dvalues_.size());
109 EXPECT_DOUBLE_EQ(-2.7, dvalues_[0]);