| Index: tools/nixysa/third_party/gflags-1.0/src/gflags_unittest.cc
|
| ===================================================================
|
| --- tools/nixysa/third_party/gflags-1.0/src/gflags_unittest.cc (revision 0)
|
| +++ tools/nixysa/third_party/gflags-1.0/src/gflags_unittest.cc (revision 0)
|
| @@ -0,0 +1,1511 @@
|
| +// Copyright (c) 2006, Google Inc.
|
| +// All rights reserved.
|
| +//
|
| +// Redistribution and use in source and binary forms, with or without
|
| +// modification, are permitted provided that the following conditions are
|
| +// met:
|
| +//
|
| +// * Redistributions of source code must retain the above copyright
|
| +// notice, this list of conditions and the following disclaimer.
|
| +// * Redistributions in binary form must reproduce the above
|
| +// copyright notice, this list of conditions and the following disclaimer
|
| +// in the documentation and/or other materials provided with the
|
| +// distribution.
|
| +// * Neither the name of Google Inc. nor the names of its
|
| +// contributors may be used to endorse or promote products derived from
|
| +// this software without specific prior written permission.
|
| +//
|
| +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
| +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
| +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
| +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
| +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
| +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
| +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
| +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
| +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
| +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
| +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
| +
|
| +// ---
|
| +// Author: Marius Eriksen
|
| +//
|
| +// For now, this unit test does not cover all features of
|
| +// gflags.cc
|
| +
|
| +#include "config.h"
|
| +#include <stdio.h>
|
| +#include <stdlib.h> // for &exit
|
| +#include <string.h>
|
| +#include <unistd.h> // for unlink()
|
| +#include <sys/stat.h> // for mkdir()
|
| +#include <math.h> // for isinf() and isnan()
|
| +#include <vector>
|
| +#include <string>
|
| +#include "gflags/gflags.h"
|
| +// I don't actually use this header file, but #include it under the
|
| +// old location to make sure that the include-header-forwarding
|
| +// works.
|
| +#include "google/gflags_completions.h"
|
| +void (*unused_fn)() = &GOOGLE_NAMESPACE::HandleCommandLineCompletions;
|
| +
|
| +using std::vector;
|
| +using std::string;
|
| +using GOOGLE_NAMESPACE::int32;
|
| +using GOOGLE_NAMESPACE::FlagRegisterer;
|
| +
|
| +// Returns the number of elements in an array.
|
| +#define GET_ARRAY_SIZE(arr) (sizeof(arr)/sizeof(*(arr)))
|
| +
|
| +DECLARE_string(tryfromenv); // in gflags.cc
|
| +
|
| +DEFINE_string(test_tmpdir, "/tmp/gflags_unittest", "Dir we use for temp files");
|
| +DEFINE_string(srcdir, GOOGLE_NAMESPACE::StringFromEnv("SRCDIR", "."),
|
| + "Source-dir root, needed to find gflags_unittest_flagfile");
|
| +
|
| +
|
| +DEFINE_bool(test_bool, false, "tests bool-ness");
|
| +DEFINE_int32(test_int32, -1, "");
|
| +DEFINE_int64(test_int64, -2, "");
|
| +DEFINE_uint64(test_uint64, 2, "");
|
| +DEFINE_double(test_double, -1.0, "");
|
| +DEFINE_string(test_string, "initial", "");
|
| +
|
| +//
|
| +// The below ugliness gets some additional code coverage in the -helpxml
|
| +// and -helpmatch test cases having to do with string lengths and formatting
|
| +//
|
| +DEFINE_bool(test_bool_with_quite_quite_quite_quite_quite_quite_quite_quite_quite_quite_quite_quite_quite_quite_long_name,
|
| + false,
|
| + "extremely_extremely_extremely_extremely_extremely_extremely_extremely_extremely_long_meaning");
|
| +
|
| +DEFINE_string(test_str1, "initial", "");
|
| +DEFINE_string(test_str2, "initial", "");
|
| +DEFINE_string(test_str3, "initial", "");
|
| +
|
| +// This is used to test setting tryfromenv manually
|
| +DEFINE_string(test_tryfromenv, "initial", "");
|
| +
|
| +// boolean flag assigned correctly with bool
|
| +DEFINE_bool(test_bool_bool, true, "");
|
| +
|
| +// boolean flag assigned with string
|
| +DEFINE_bool(test_bool_string, "", "");
|
| +
|
| +// boolean flag assigned with float
|
| +DEFINE_bool(test_bool_float, 1.0, "");
|
| +
|
| +// boolean flag assigned with int
|
| +DEFINE_bool(test_bool_int, 1, "");
|
| +
|
| +// Don't try this at home!
|
| +static int changeable_var = 12;
|
| +DEFINE_int32(changeable_var, ++changeable_var, "");
|
| +
|
| +static int changeable_bool_var = 8008;
|
| +DEFINE_bool(changeable_bool_var, ++changeable_bool_var == 8009, "");
|
| +
|
| +static int changeable_string_var = 0;
|
| +static string ChangeableString() {
|
| + char r[] = {'0' + ++changeable_string_var, '\0'};
|
| + return r;
|
| +}
|
| +DEFINE_string(changeable_string_var, ChangeableString(), "");
|
| +
|
| +// These are never used in this unittest, but can be used by
|
| +// gflags_unittest.sh when it needs to specify flags
|
| +// that are legal for gflags_unittest but don't need to
|
| +// be a particular value.
|
| +DEFINE_bool(unused_bool, true, "unused bool-ness");
|
| +DEFINE_int32(unused_int32, -1001, "");
|
| +DEFINE_int64(unused_int64, -2001, "");
|
| +DEFINE_uint64(unused_uint64, 2000, "");
|
| +DEFINE_double(unused_double, -1000.0, "");
|
| +DEFINE_string(unused_string, "unused", "");
|
| +
|
| +// These flags are used by gflags_unittest.sh
|
| +DEFINE_bool(changed_bool1, false, "changed");
|
| +DEFINE_bool(changed_bool2, false, "changed");
|
| +
|
| +static bool AlwaysFail(const char* flag, bool value) { return value == false; }
|
| +DEFINE_bool(always_fail, false, "will fail to validate when you set it");
|
| +static const bool dummy = GOOGLE_NAMESPACE::RegisterFlagValidator(&FLAGS_always_fail, AlwaysFail);
|
| +
|
| +// This is a psuedo-flag -- we want to register a flag with a filename
|
| +// at the top level, but there is no way to do this except by faking
|
| +// the filename.
|
| +namespace fLI {
|
| + static const int32 FLAGS_nonotldflag1 = 12;
|
| + int32 FLAGS_tldflag1 = FLAGS_nonotldflag1;
|
| + int32 FLAGS_notldflag1 = FLAGS_nonotldflag1;
|
| + static FlagRegisterer o_tldflag1(
|
| + "tldflag1", "int32",
|
| + "should show up in --helpshort", "gflags_unittest.cc",
|
| + &FLAGS_tldflag1, &FLAGS_notldflag1);
|
| +}
|
| +using fLI::FLAGS_tldflag1;
|
| +
|
| +namespace fLI {
|
| + static const int32 FLAGS_nonotldflag2 = 23;
|
| + int32 FLAGS_tldflag2 = FLAGS_nonotldflag2;
|
| + int32 FLAGS_notldflag2 = FLAGS_nonotldflag2;
|
| + static FlagRegisterer o_tldflag2(
|
| + "tldflag2", "int32",
|
| + "should show up in --helpshort", "gflags_unittest.",
|
| + &FLAGS_tldflag2, &FLAGS_notldflag2);
|
| +}
|
| +using fLI::FLAGS_tldflag2;
|
| +
|
| +_START_GOOGLE_NAMESPACE_
|
| +
|
| +// The following is some bare-bones testing infrastructure
|
| +
|
| +#define EXPECT_TRUE(cond) \
|
| + do { \
|
| + if (!(cond)) { \
|
| + fprintf(stderr, "Check failed: %s\n", #cond); \
|
| + exit(1); \
|
| + } \
|
| + } while (0)
|
| +
|
| +#define EXPECT_FALSE(cond) EXPECT_TRUE(!(cond))
|
| +
|
| +#define EXPECT_OP(op, val1, val2) \
|
| + do { \
|
| + if (!((val1) op (val2))) { \
|
| + fprintf(stderr, "Check failed: %s %s %s\n", #val1, #op, #val2); \
|
| + exit(1); \
|
| + } \
|
| + } while (0)
|
| +
|
| +#define EXPECT_EQ(val1, val2) EXPECT_OP(==, val1, val2)
|
| +#define EXPECT_NE(val1, val2) EXPECT_OP(!=, val1, val2)
|
| +#define EXPECT_GT(val1, val2) EXPECT_OP(>, val1, val2)
|
| +#define EXPECT_LT(val1, val2) EXPECT_OP(<, val1, val2)
|
| +
|
| +// C99 declares isnan and isinf should be macros, so the #ifdef test
|
| +// should be reliable everywhere. Of course, it's not, but these
|
| +// are testing pertty marginal functionality anyway, so it's ok to
|
| +// not-run them even in situations they might, with effort, be made to work.
|
| +#ifdef isnan // Some compilers, like sun's for Solaris 10, don't define this
|
| +#define EXPECT_NAN(arg) \
|
| + do { \
|
| + if (!isnan(arg)) { \
|
| + fprintf(stderr, "Check failed: isnan(%s)\n", #arg); \
|
| + exit(1); \
|
| + } \
|
| + } while (0)
|
| +#else
|
| +#define EXPECT_NAN(arg)
|
| +#endif
|
| +
|
| +#ifdef isinf // Some compilers, like sun's for Solaris 10, don't define this
|
| +#define EXPECT_INF(arg) \
|
| + do { \
|
| + if (!isinf(arg)) { \
|
| + fprintf(stderr, "Check failed: isinf(%s)\n", #arg); \
|
| + exit(1); \
|
| + } \
|
| + } while (0)
|
| +#else
|
| +#define EXPECT_INF(arg)
|
| +#endif
|
| +
|
| +#define EXPECT_DOUBLE_EQ(val1, val2) \
|
| + do { \
|
| + if (((val1) < (val2) - 0.001 || (val1) > (val2) + 0.001)) { \
|
| + fprintf(stderr, "Check failed: %s == %s\n", #val1, #val2); \
|
| + exit(1); \
|
| + } \
|
| + } while (0)
|
| +
|
| +#define EXPECT_STREQ(val1, val2) \
|
| + do { \
|
| + if (strcmp((val1), (val2)) != 0) { \
|
| + fprintf(stderr, "Check failed: streq(%s, %s)\n", #val1, #val2); \
|
| + exit(1); \
|
| + } \
|
| + } while (0)
|
| +
|
| +static bool g_called_exit;
|
| +static void CalledExit(int) { g_called_exit = true; }
|
| +
|
| +#define EXPECT_DEATH(fn, msg) \
|
| + do { \
|
| + g_called_exit = false; \
|
| + extern void (*commandlineflags_exitfunc)(int); /* in gflags.cc */ \
|
| + commandlineflags_exitfunc = &CalledExit; \
|
| + fn; \
|
| + commandlineflags_exitfunc = &exit; /* set back to its default */ \
|
| + if (!g_called_exit) { \
|
| + fprintf(stderr, "Function didn't die (%s): %s\n", msg, #fn); \
|
| + exit(1); \
|
| + } \
|
| + } while (0)
|
| +
|
| +
|
| +vector<void (*)()> g_testlist; // the tests to run
|
| +
|
| +#define TEST(a, b) \
|
| + struct Test_##a##_##b { \
|
| + Test_##a##_##b() { g_testlist.push_back(&Run); } \
|
| + static void Run() { FlagSaver fs; RunTest(); } \
|
| + static void RunTest(); \
|
| + }; \
|
| + static Test_##a##_##b g_test_##a##_##b; \
|
| + void Test_##a##_##b::RunTest()
|
| +
|
| +
|
| +static int RUN_ALL_TESTS() {
|
| + vector<void (*)()>::const_iterator it;
|
| + for (it = g_testlist.begin(); it != g_testlist.end(); ++it) {
|
| + (*it)();
|
| + }
|
| + fprintf(stderr, "Passed %d tests\n\nPASS\n", (int)g_testlist.size());
|
| + return 0;
|
| +}
|
| +
|
| +
|
| +// Defining a variable of type CompileAssertTypesEqual<T1, T2> will cause a
|
| +// compiler error iff T1 and T2 are different types.
|
| +template <typename T1, typename T2>
|
| +struct CompileAssertTypesEqual;
|
| +
|
| +template <typename T>
|
| +struct CompileAssertTypesEqual<T, T> {
|
| +};
|
| +
|
| +
|
| +template <typename Expected, typename Actual>
|
| +void AssertIsType(Actual& x) {
|
| + CompileAssertTypesEqual<Expected, Actual>();
|
| +}
|
| +
|
| +// Verify all the flags are the right type.
|
| +TEST(FlagTypes, FlagTypes) {
|
| + AssertIsType<bool>(FLAGS_test_bool);
|
| + AssertIsType<int32>(FLAGS_test_int32);
|
| + AssertIsType<int64>(FLAGS_test_int64);
|
| + AssertIsType<uint64>(FLAGS_test_uint64);
|
| + AssertIsType<double>(FLAGS_test_double);
|
| + AssertIsType<string>(FLAGS_test_string);
|
| +}
|
| +
|
| +// Death tests for "help" options.
|
| +//
|
| +// The help system automatically calls exit(1) when you specify any of
|
| +// the help-related flags ("-helpmatch", "-helpxml") so we can't test
|
| +// those mainline.
|
| +
|
| +// Tests that "-helpmatch" causes the process to die.
|
| +TEST(ReadFlagsFromStringDeathTest, HelpMatch) {
|
| + EXPECT_DEATH(ReadFlagsFromString("-helpmatch=base", GetArgv0(), true),
|
| + "");
|
| +}
|
| +
|
| +
|
| +// Tests that "-helpxml" causes the process to die.
|
| +TEST(ReadFlagsFromStringDeathTest, HelpXml) {
|
| + EXPECT_DEATH(ReadFlagsFromString("-helpxml", GetArgv0(), true),
|
| + "");
|
| +}
|
| +
|
| +
|
| +// A subroutine needed for testing reading flags from a string.
|
| +void TestFlagString(const string& flags,
|
| + const string& expected_string,
|
| + bool expected_bool,
|
| + int32 expected_int32,
|
| + double expected_double) {
|
| + EXPECT_TRUE(ReadFlagsFromString(flags,
|
| + GetArgv0(),
|
| + // errors are fatal
|
| + true));
|
| +
|
| + EXPECT_EQ(expected_string, FLAGS_test_string);
|
| + EXPECT_EQ(expected_bool, FLAGS_test_bool);
|
| + EXPECT_EQ(expected_int32, FLAGS_test_int32);
|
| + EXPECT_DOUBLE_EQ(expected_double, FLAGS_test_double);
|
| +}
|
| +
|
| +
|
| +// Tests reading flags from a string.
|
| +TEST(FlagFileTest, ReadFlagsFromString) {
|
| + TestFlagString(
|
| + // Flag string
|
| + "-test_string=continued\n"
|
| + "# some comments are in order\n"
|
| + "# some\n"
|
| + " # comments\n"
|
| + "#are\n"
|
| + " #trickier\n"
|
| + "# than others\n"
|
| + "-test_bool=true\n"
|
| + " -test_int32=1\n"
|
| + "-test_double=0.0\n",
|
| + // Expected values
|
| + "continued",
|
| + true,
|
| + 1,
|
| + 0.0);
|
| +
|
| + TestFlagString(
|
| + // Flag string
|
| + "# let's make sure it can update values\n"
|
| + "-test_string=initial\n"
|
| + "-test_bool=false\n"
|
| + "-test_int32=123\n"
|
| + "-test_double=123.0\n",
|
| + // Expected values
|
| + "initial",
|
| + false,
|
| + 123,
|
| + 123.0);
|
| +}
|
| +
|
| +// Tests the filename part of the flagfile
|
| +TEST(FlagFileTest, FilenamesOurfileLast) {
|
| + FLAGS_test_string = "initial";
|
| + FLAGS_test_bool = false;
|
| + FLAGS_test_int32 = -1;
|
| + FLAGS_test_double = -1.0;
|
| + TestFlagString(
|
| + // Flag string
|
| + "-test_string=continued\n"
|
| + "# some comments are in order\n"
|
| + "# some\n"
|
| + " # comments\n"
|
| + "#are\n"
|
| + " #trickier\n"
|
| + "# than others\n"
|
| + "not_our_filename\n"
|
| + "-test_bool=true\n"
|
| + " -test_int32=1\n"
|
| + "gflags_unittest\n"
|
| + "-test_double=1000.0\n",
|
| + // Expected values
|
| + "continued",
|
| + false,
|
| + -1,
|
| + 1000.0);
|
| +}
|
| +
|
| +TEST(FlagFileTest, FilenamesOurfileFirst) {
|
| + FLAGS_test_string = "initial";
|
| + FLAGS_test_bool = false;
|
| + FLAGS_test_int32 = -1;
|
| + FLAGS_test_double = -1.0;
|
| + TestFlagString(
|
| + // Flag string
|
| + "-test_string=continued\n"
|
| + "# some comments are in order\n"
|
| + "# some\n"
|
| + " # comments\n"
|
| + "#are\n"
|
| + " #trickier\n"
|
| + "# than others\n"
|
| + "gflags_unittest\n"
|
| + "-test_bool=true\n"
|
| + " -test_int32=1\n"
|
| + "not_our_filename\n"
|
| + "-test_double=1000.0\n",
|
| + // Expected values
|
| + "continued",
|
| + true,
|
| + 1,
|
| + -1.0);
|
| +}
|
| +
|
| +TEST(FlagFileTest, FilenamesOurfileGlob) {
|
| + FLAGS_test_string = "initial";
|
| + FLAGS_test_bool = false;
|
| + FLAGS_test_int32 = -1;
|
| + FLAGS_test_double = -1.0;
|
| + TestFlagString(
|
| + // Flag string
|
| + "-test_string=continued\n"
|
| + "# some comments are in order\n"
|
| + "# some\n"
|
| + " # comments\n"
|
| + "#are\n"
|
| + " #trickier\n"
|
| + "# than others\n"
|
| + "*flags*\n"
|
| + "-test_bool=true\n"
|
| + " -test_int32=1\n"
|
| + "flags\n"
|
| + "-test_double=1000.0\n",
|
| + // Expected values
|
| + "continued",
|
| + true,
|
| + 1,
|
| + -1.0);
|
| +}
|
| +
|
| +TEST(FlagFileTest, FilenamesOurfileInBigList) {
|
| + FLAGS_test_string = "initial";
|
| + FLAGS_test_bool = false;
|
| + FLAGS_test_int32 = -1;
|
| + FLAGS_test_double = -1.0;
|
| + TestFlagString(
|
| + // Flag string
|
| + "-test_string=continued\n"
|
| + "# some comments are in order\n"
|
| + "# some\n"
|
| + " # comments\n"
|
| + "#are\n"
|
| + " #trickier\n"
|
| + "# than others\n"
|
| + "*first* *flags* *third*\n"
|
| + "-test_bool=true\n"
|
| + " -test_int32=1\n"
|
| + "flags\n"
|
| + "-test_double=1000.0\n",
|
| + // Expected values
|
| + "continued",
|
| + true,
|
| + 1,
|
| + -1.0);
|
| +}
|
| +
|
| +// Tests that a failed flag-from-string read keeps flags at default values
|
| +TEST(FlagFileTest, FailReadFlagsFromString) {
|
| + FLAGS_test_int32 = 119;
|
| + string flags("# let's make sure it can update values\n"
|
| + "-test_string=non_initial\n"
|
| + "-test_bool=false\n"
|
| + "-test_int32=123\n"
|
| + "-test_double=illegal\n");
|
| +
|
| + EXPECT_FALSE(ReadFlagsFromString(flags,
|
| + GetArgv0(),
|
| + // errors are fatal
|
| + false));
|
| +
|
| + EXPECT_EQ(119, FLAGS_test_int32);
|
| + EXPECT_EQ("initial", FLAGS_test_string);
|
| +}
|
| +
|
| +// Tests that flags can be set to ordinary values.
|
| +TEST(SetFlagValueTest, OrdinaryValues) {
|
| + EXPECT_EQ("initial", FLAGS_test_str1);
|
| +
|
| + SetCommandLineOptionWithMode("test_str1", "second", SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ("second", FLAGS_test_str1); // set; was default
|
| +
|
| + SetCommandLineOptionWithMode("test_str1", "third", SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ("second", FLAGS_test_str1); // already set once
|
| +
|
| + FLAGS_test_str1 = "initial";
|
| + SetCommandLineOptionWithMode("test_str1", "third", SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ("initial", FLAGS_test_str1); // still already set before
|
| +
|
| + SetCommandLineOptionWithMode("test_str1", "third", SET_FLAGS_VALUE);
|
| + EXPECT_EQ("third", FLAGS_test_str1); // changed value
|
| +
|
| + SetCommandLineOptionWithMode("test_str1", "fourth", SET_FLAGS_DEFAULT);
|
| + EXPECT_EQ("third", FLAGS_test_str1);
|
| + // value not changed (already set before)
|
| +
|
| + EXPECT_EQ("initial", FLAGS_test_str2);
|
| +
|
| + SetCommandLineOptionWithMode("test_str2", "second", SET_FLAGS_DEFAULT);
|
| + EXPECT_EQ("second", FLAGS_test_str2); // changed (was default)
|
| +
|
| + FLAGS_test_str2 = "extra";
|
| + EXPECT_EQ("extra", FLAGS_test_str2);
|
| +
|
| + FLAGS_test_str2 = "second";
|
| + SetCommandLineOptionWithMode("test_str2", "third", SET_FLAGS_DEFAULT);
|
| + EXPECT_EQ("third", FLAGS_test_str2); // still changed (was equal to default)
|
| +
|
| + SetCommandLineOptionWithMode("test_str2", "fourth", SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ("fourth", FLAGS_test_str2); // changed (was default)
|
| +
|
| + EXPECT_EQ("initial", FLAGS_test_str3);
|
| +
|
| + SetCommandLineOptionWithMode("test_str3", "second", SET_FLAGS_DEFAULT);
|
| + EXPECT_EQ("second", FLAGS_test_str3); // changed
|
| +
|
| + FLAGS_test_str3 = "third";
|
| + SetCommandLineOptionWithMode("test_str3", "fourth", SET_FLAGS_DEFAULT);
|
| + EXPECT_EQ("third", FLAGS_test_str3); // not changed (was set)
|
| +
|
| + SetCommandLineOptionWithMode("test_str3", "fourth", SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ("third", FLAGS_test_str3); // not changed (was set)
|
| +
|
| + SetCommandLineOptionWithMode("test_str3", "fourth", SET_FLAGS_VALUE);
|
| + EXPECT_EQ("fourth", FLAGS_test_str3); // changed value
|
| +}
|
| +
|
| +
|
| +// Tests that flags can be set to exceptional values.
|
| +TEST(SetFlagValueTest, ExceptionalValues) {
|
| +#ifdef isinf // on systems without isinf, inf stuff may not work at all
|
| + EXPECT_EQ("test_double set to inf\n",
|
| + SetCommandLineOption("test_double", "inf"));
|
| + EXPECT_INF(FLAGS_test_double);
|
| +
|
| + EXPECT_EQ("test_double set to inf\n",
|
| + SetCommandLineOption("test_double", "INF"));
|
| + EXPECT_INF(FLAGS_test_double);
|
| +#endif
|
| +
|
| + // set some bad values
|
| + EXPECT_EQ("",
|
| + SetCommandLineOption("test_double", "0.1xxx"));
|
| + EXPECT_EQ("",
|
| + SetCommandLineOption("test_double", " "));
|
| + EXPECT_EQ("",
|
| + SetCommandLineOption("test_double", ""));
|
| +#ifdef isinf
|
| + EXPECT_EQ("test_double set to -inf\n",
|
| + SetCommandLineOption("test_double", "-inf"));
|
| + EXPECT_INF(FLAGS_test_double);
|
| + EXPECT_GT(0, FLAGS_test_double);
|
| +#endif
|
| +
|
| +#ifdef isnan
|
| + EXPECT_EQ("test_double set to nan\n",
|
| + SetCommandLineOption("test_double", "NaN"));
|
| + EXPECT_NAN(FLAGS_test_double);
|
| +#endif
|
| +}
|
| +
|
| +// Tests that integer flags can be specified in many ways
|
| +TEST(SetFlagValueTest, DifferentRadices) {
|
| + EXPECT_EQ("test_int32 set to 12\n",
|
| + SetCommandLineOption("test_int32", "12"));
|
| +
|
| + EXPECT_EQ("test_int32 set to 16\n",
|
| + SetCommandLineOption("test_int32", "0x10"));
|
| +
|
| + EXPECT_EQ("test_int32 set to 34\n",
|
| + SetCommandLineOption("test_int32", "0X22"));
|
| +
|
| + // Leading 0 is *not* octal; it's still decimal
|
| + EXPECT_EQ("test_int32 set to 10\n",
|
| + SetCommandLineOption("test_int32", "010"));
|
| +}
|
| +
|
| +// Tests what happens when you try to set a flag to an illegal value
|
| +TEST(SetFlagValueTest, IllegalValues) {
|
| + FLAGS_test_bool = true;
|
| + FLAGS_test_int32 = 119;
|
| + FLAGS_test_int64 = 1191;
|
| + FLAGS_test_uint64 = 11911;
|
| +
|
| + EXPECT_EQ("",
|
| + SetCommandLineOption("test_bool", "12"));
|
| +
|
| + EXPECT_EQ("",
|
| + SetCommandLineOption("test_int32", "7000000000000"));
|
| +
|
| + // TODO(csilvers): uncomment this when we disallow negative numbers for uint64
|
| +#if 0
|
| + EXPECT_EQ("",
|
| + SetCommandLineOption("test_uint64", "-1"));
|
| +#endif
|
| +
|
| + EXPECT_EQ("",
|
| + SetCommandLineOption("test_int64", "not a number!"));
|
| +
|
| + // Test the empty string with each type of input
|
| + EXPECT_EQ("", SetCommandLineOption("test_bool", ""));
|
| + EXPECT_EQ("", SetCommandLineOption("test_int32", ""));
|
| + EXPECT_EQ("", SetCommandLineOption("test_int64", ""));
|
| + EXPECT_EQ("", SetCommandLineOption("test_uint64", ""));
|
| + EXPECT_EQ("", SetCommandLineOption("test_double", ""));
|
| + EXPECT_EQ("test_string set to \n", SetCommandLineOption("test_string", ""));
|
| +
|
| + EXPECT_EQ(true, FLAGS_test_bool);
|
| + EXPECT_EQ(119, FLAGS_test_int32);
|
| + EXPECT_EQ(1191, FLAGS_test_int64);
|
| + EXPECT_EQ(11911, FLAGS_test_uint64);
|
| +}
|
| +
|
| +
|
| +// Tests that we only evaluate macro args once
|
| +TEST(MacroArgs, EvaluateOnce) {
|
| + EXPECT_EQ(13, FLAGS_changeable_var);
|
| + // Make sure we don't ++ the value somehow, when evaluating the flag.
|
| + EXPECT_EQ(13, FLAGS_changeable_var);
|
| + // Make sure the macro only evaluated this var once.
|
| + EXPECT_EQ(13, changeable_var);
|
| + // Make sure the actual value and default value are the same
|
| + SetCommandLineOptionWithMode("changeable_var", "21", SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ(21, FLAGS_changeable_var);
|
| +}
|
| +
|
| +TEST(MacroArgs, EvaluateOnceBool) {
|
| + EXPECT_EQ(true, FLAGS_changeable_bool_var);
|
| + EXPECT_EQ(true, FLAGS_changeable_bool_var);
|
| + EXPECT_EQ(8009, changeable_bool_var);
|
| + SetCommandLineOptionWithMode("changeable_bool_var", "false",
|
| + SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ(false, FLAGS_changeable_bool_var);
|
| +}
|
| +
|
| +TEST(MacroArgs, EvaluateOnceStrings) {
|
| + EXPECT_EQ("1", FLAGS_changeable_string_var);
|
| + EXPECT_EQ("1", FLAGS_changeable_string_var);
|
| + EXPECT_EQ(1, changeable_string_var);
|
| + SetCommandLineOptionWithMode("changeable_string_var", "different",
|
| + SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ("different", FLAGS_changeable_string_var);
|
| +}
|
| +
|
| +// Tests that the FooFromEnv does the right thing
|
| +TEST(FromEnvTest, LegalValues) {
|
| + setenv("BOOL_VAL1", "true", 1);
|
| + setenv("BOOL_VAL2", "false", 1);
|
| + setenv("BOOL_VAL3", "1", 1);
|
| + setenv("BOOL_VAL4", "F", 1);
|
| + EXPECT_EQ(true, BoolFromEnv("BOOL_VAL1", false));
|
| + EXPECT_EQ(false, BoolFromEnv("BOOL_VAL2", true));
|
| + EXPECT_EQ(true, BoolFromEnv("BOOL_VAL3", false));
|
| + EXPECT_EQ(false, BoolFromEnv("BOOL_VAL4", true));
|
| + EXPECT_EQ(true, BoolFromEnv("BOOL_VAL_UNKNOWN", true));
|
| + EXPECT_EQ(false, BoolFromEnv("BOOL_VAL_UNKNOWN", false));
|
| +
|
| + setenv("INT_VAL1", "1", 1);
|
| + setenv("INT_VAL2", "-1", 1);
|
| + EXPECT_EQ(1, Int32FromEnv("INT_VAL1", 10));
|
| + EXPECT_EQ(-1, Int32FromEnv("INT_VAL2", 10));
|
| + EXPECT_EQ(10, Int32FromEnv("INT_VAL_UNKNOWN", 10));
|
| +
|
| + setenv("INT_VAL3", "1099511627776", 1);
|
| + EXPECT_EQ(1, Int64FromEnv("INT_VAL1", 20));
|
| + EXPECT_EQ(-1, Int64FromEnv("INT_VAL2", 20));
|
| + EXPECT_EQ(1099511627776LL, Int64FromEnv("INT_VAL3", 20));
|
| + EXPECT_EQ(20, Int64FromEnv("INT_VAL_UNKNOWN", 20));
|
| +
|
| + EXPECT_EQ(1, Uint64FromEnv("INT_VAL1", 30));
|
| + EXPECT_EQ(1099511627776ULL, Uint64FromEnv("INT_VAL3", 30));
|
| + EXPECT_EQ(30, Uint64FromEnv("INT_VAL_UNKNOWN", 30));
|
| +
|
| + // I pick values here that can be easily represented exactly in floating-point
|
| + setenv("DOUBLE_VAL1", "0.0", 1);
|
| + setenv("DOUBLE_VAL2", "1.0", 1);
|
| + setenv("DOUBLE_VAL3", "-1.0", 1);
|
| + EXPECT_EQ(0.0, DoubleFromEnv("DOUBLE_VAL1", 40.0));
|
| + EXPECT_EQ(1.0, DoubleFromEnv("DOUBLE_VAL2", 40.0));
|
| + EXPECT_EQ(-1.0, DoubleFromEnv("DOUBLE_VAL3", 40.0));
|
| + EXPECT_EQ(40.0, DoubleFromEnv("DOUBLE_VAL_UNKNOWN", 40.0));
|
| +
|
| + setenv("STRING_VAL1", "", 1);
|
| + setenv("STRING_VAL2", "my happy string!", 1);
|
| + EXPECT_STREQ("", StringFromEnv("STRING_VAL1", "unknown"));
|
| + EXPECT_STREQ("my happy string!", StringFromEnv("STRING_VAL2", "unknown"));
|
| + EXPECT_STREQ("unknown", StringFromEnv("STRING_VAL_UNKNOWN", "unknown"));
|
| +}
|
| +
|
| +// Tests that the FooFromEnv dies on parse-error
|
| +TEST(FromEnvDeathTest, IllegalValues) {
|
| + setenv("BOOL_BAD1", "so true!",1 );
|
| + setenv("BOOL_BAD2", "", 1);
|
| + EXPECT_DEATH(BoolFromEnv("BOOL_BAD1", false), "error parsing env variable");
|
| + EXPECT_DEATH(BoolFromEnv("BOOL_BAD2", true), "error parsing env variable");
|
| +
|
| + setenv("INT_BAD1", "one", 1);
|
| + setenv("INT_BAD2", "100000000000000000", 1);
|
| + setenv("INT_BAD3", "0xx10", 1);
|
| + setenv("INT_BAD4", "", 1);
|
| + EXPECT_DEATH(Int32FromEnv("INT_BAD1", 10), "error parsing env variable");
|
| + EXPECT_DEATH(Int32FromEnv("INT_BAD2", 10), "error parsing env variable");
|
| + EXPECT_DEATH(Int32FromEnv("INT_BAD3", 10), "error parsing env variable");
|
| + EXPECT_DEATH(Int32FromEnv("INT_BAD4", 10), "error parsing env variable");
|
| +
|
| + setenv("BIGINT_BAD1", "18446744073709551616000", 1);
|
| + EXPECT_DEATH(Int64FromEnv("INT_BAD1", 20), "error parsing env variable");
|
| + EXPECT_DEATH(Int64FromEnv("INT_BAD3", 20), "error parsing env variable");
|
| + EXPECT_DEATH(Int64FromEnv("INT_BAD4", 20), "error parsing env variable");
|
| + EXPECT_DEATH(Int64FromEnv("BIGINT_BAD1", 200), "error parsing env variable");
|
| +
|
| + setenv("BIGINT_BAD2", "-1", 1);
|
| + EXPECT_DEATH(Uint64FromEnv("INT_BAD1", 30), "error parsing env variable");
|
| + EXPECT_DEATH(Uint64FromEnv("INT_BAD3", 30), "error parsing env variable");
|
| + EXPECT_DEATH(Uint64FromEnv("INT_BAD4", 30), "error parsing env variable");
|
| + EXPECT_DEATH(Uint64FromEnv("BIGINT_BAD1", 30), "error parsing env variable");
|
| + // TODO(csilvers): uncomment this when we disallow negative numbers for uint64
|
| +#if 0
|
| + EXPECT_DEATH(Uint64FromEnv("BIGINT_BAD2", 30), "error parsing env variable");
|
| +#endif
|
| +
|
| + setenv("DOUBLE_BAD1", "0.0.0", 1);
|
| + setenv("DOUBLE_BAD2", "", 1);
|
| + EXPECT_DEATH(DoubleFromEnv("DOUBLE_BAD1", 40.0), "error parsing env variable");
|
| + EXPECT_DEATH(DoubleFromEnv("DOUBLE_BAD2", 40.0), "error parsing env variable");
|
| +}
|
| +
|
| +// Tests that FlagSaver can save the states of string flags.
|
| +TEST(FlagSaverTest, CanSaveStringFlagStates) {
|
| + // 1. Initializes the flags.
|
| +
|
| + // State of flag test_str1:
|
| + // default value - "initial"
|
| + // current value - "initial"
|
| + // not set - true
|
| +
|
| + SetCommandLineOptionWithMode("test_str2", "second", SET_FLAGS_VALUE);
|
| + // State of flag test_str2:
|
| + // default value - "initial"
|
| + // current value - "second"
|
| + // not set - false
|
| +
|
| + SetCommandLineOptionWithMode("test_str3", "second", SET_FLAGS_DEFAULT);
|
| + // State of flag test_str3:
|
| + // default value - "second"
|
| + // current value - "second"
|
| + // not set - true
|
| +
|
| + // 2. Saves the flag states.
|
| +
|
| + {
|
| + FlagSaver fs;
|
| +
|
| + // 3. Modifies the flag states.
|
| +
|
| + SetCommandLineOptionWithMode("test_str1", "second", SET_FLAGS_VALUE);
|
| + EXPECT_EQ("second", FLAGS_test_str1);
|
| + // State of flag test_str1:
|
| + // default value - "second"
|
| + // current value - "second"
|
| + // not set - true
|
| +
|
| + SetCommandLineOptionWithMode("test_str2", "third", SET_FLAGS_DEFAULT);
|
| + EXPECT_EQ("second", FLAGS_test_str2);
|
| + // State of flag test_str2:
|
| + // default value - "third"
|
| + // current value - "second"
|
| + // not set - false
|
| +
|
| + SetCommandLineOptionWithMode("test_str3", "third", SET_FLAGS_VALUE);
|
| + EXPECT_EQ("third", FLAGS_test_str3);
|
| + // State of flag test_str1:
|
| + // default value - "second"
|
| + // current value - "third"
|
| + // not set - false
|
| +
|
| + // 4. Restores the flag states.
|
| + }
|
| +
|
| + // 5. Verifies that the states were restored.
|
| +
|
| + // Verifies that the value of test_str1 was restored.
|
| + EXPECT_EQ("initial", FLAGS_test_str1);
|
| + // Verifies that the "not set" attribute of test_str1 was restored to true.
|
| + SetCommandLineOptionWithMode("test_str1", "second", SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ("second", FLAGS_test_str1);
|
| +
|
| + // Verifies that the value of test_str2 was restored.
|
| + EXPECT_EQ("second", FLAGS_test_str2);
|
| + // Verifies that the "not set" attribute of test_str2 was restored to false.
|
| + SetCommandLineOptionWithMode("test_str2", "fourth", SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ("second", FLAGS_test_str2);
|
| +
|
| + // Verifies that the value of test_str3 was restored.
|
| + EXPECT_EQ("second", FLAGS_test_str3);
|
| + // Verifies that the "not set" attribute of test_str3 was restored to true.
|
| + SetCommandLineOptionWithMode("test_str3", "fourth", SET_FLAG_IF_DEFAULT);
|
| + EXPECT_EQ("fourth", FLAGS_test_str3);
|
| +}
|
| +
|
| +
|
| +// Tests that FlagSaver can save the values of various-typed flags.
|
| +TEST(FlagSaverTest, CanSaveVariousTypedFlagValues) {
|
| + // Initializes the flags.
|
| + FLAGS_test_bool = false;
|
| + FLAGS_test_int32 = -1;
|
| + FLAGS_test_int64 = -2;
|
| + FLAGS_test_uint64 = 3;
|
| + FLAGS_test_double = 4.0;
|
| + FLAGS_test_string = "good";
|
| +
|
| + // Saves the flag states.
|
| + {
|
| + FlagSaver fs;
|
| +
|
| + // Modifies the flags.
|
| + FLAGS_test_bool = true;
|
| + FLAGS_test_int32 = -5;
|
| + FLAGS_test_int64 = -6;
|
| + FLAGS_test_uint64 = 7;
|
| + FLAGS_test_double = 8.0;
|
| + FLAGS_test_string = "bad";
|
| +
|
| + // Restores the flag states.
|
| + }
|
| +
|
| + // Verifies the flag values were restored.
|
| + EXPECT_FALSE(FLAGS_test_bool);
|
| + EXPECT_EQ(-1, FLAGS_test_int32);
|
| + EXPECT_EQ(-2, FLAGS_test_int64);
|
| + EXPECT_EQ(3, FLAGS_test_uint64);
|
| + EXPECT_DOUBLE_EQ(4.0, FLAGS_test_double);
|
| + EXPECT_EQ("good", FLAGS_test_string);
|
| +}
|
| +
|
| +TEST(GetAllFlagsTest, BaseTest) {
|
| + vector<CommandLineFlagInfo> flags;
|
| + GetAllFlags(&flags);
|
| + bool found_test_bool = false;
|
| + vector<CommandLineFlagInfo>::const_iterator i;
|
| + for (i = flags.begin(); i != flags.end(); ++i) {
|
| + if (i->name == "test_bool") {
|
| + found_test_bool = true;
|
| + EXPECT_EQ(i->type, "bool");
|
| + EXPECT_EQ(i->default_value, "false");
|
| + break;
|
| + }
|
| + }
|
| + EXPECT_EQ(true, found_test_bool);
|
| +}
|
| +
|
| +TEST(ShowUsageWithFlagsTest, BaseTest) {
|
| + // TODO(csilvers): test this by allowing output other than to stdout.
|
| + // Not urgent since this functionality is tested via
|
| + // gflags_unittest.sh, though only through use of --help.
|
| +}
|
| +
|
| +TEST(ShowUsageWithFlagsRestrictTest, BaseTest) {
|
| + // TODO(csilvers): test this by allowing output other than to stdout.
|
| + // Not urgent since this functionality is tested via
|
| + // gflags_unittest.sh, though only through use of --helpmatch.
|
| +}
|
| +
|
| +// Note: all these argv-based tests depend on SetArgv being called
|
| +// before InitGoogle() in main(), below.
|
| +TEST(GetArgvsTest, BaseTest) {
|
| + vector<string> argvs = GetArgvs();
|
| + EXPECT_EQ(4, argvs.size());
|
| + EXPECT_EQ("/test/argv/for/gflags_unittest", argvs[0]);
|
| + EXPECT_EQ("argv 2", argvs[1]);
|
| + EXPECT_EQ("3rd argv", argvs[2]);
|
| + EXPECT_EQ("argv #4", argvs[3]);
|
| +}
|
| +
|
| +TEST(GetArgvTest, BaseTest) {
|
| + EXPECT_STREQ("/test/argv/for/gflags_unittest "
|
| + "argv 2 3rd argv argv #4", GetArgv());
|
| +}
|
| +
|
| +TEST(GetArgv0Test, BaseTest) {
|
| + EXPECT_STREQ("/test/argv/for/gflags_unittest", GetArgv0());
|
| +}
|
| +
|
| +TEST(GetArgvSumTest, BaseTest) {
|
| + // This number is just the sum of the ASCII values of all the chars
|
| + // in GetArgv().
|
| + EXPECT_EQ(4904, GetArgvSum());
|
| +}
|
| +
|
| +TEST(ProgramInvocationNameTest, BaseTest) {
|
| + EXPECT_STREQ("/test/argv/for/gflags_unittest",
|
| + ProgramInvocationName());
|
| +}
|
| +
|
| +TEST(ProgramInvocationShortNameTest, BaseTest) {
|
| + EXPECT_STREQ("gflags_unittest", ProgramInvocationShortName());
|
| +}
|
| +
|
| +TEST(ProgramUsageTest, BaseTest) { // Depends on 1st arg to InitGoogle in main()
|
| + EXPECT_STREQ("/test/argv/for/gflags_unittest: "
|
| + "<useless flag> [...]\nDoes something useless.\n",
|
| + ProgramUsage());
|
| +}
|
| +
|
| +TEST(GetCommandLineOptionTest, NameExistsAndIsDefault) {
|
| + string value("will be changed");
|
| + bool r = GetCommandLineOption("test_bool", &value);
|
| + EXPECT_EQ(true, r);
|
| + EXPECT_EQ("false", value);
|
| +
|
| + r = GetCommandLineOption("test_int32", &value);
|
| + EXPECT_EQ(true, r);
|
| + EXPECT_EQ("-1", value);
|
| +}
|
| +
|
| +TEST(GetCommandLineOptionTest, NameExistsAndWasAssigned) {
|
| + FLAGS_test_int32 = 400;
|
| + string value("will be changed");
|
| + const bool r = GetCommandLineOption("test_int32", &value);
|
| + EXPECT_EQ(true, r);
|
| + EXPECT_EQ("400", value);
|
| +}
|
| +
|
| +TEST(GetCommandLineOptionTest, NameExistsAndWasSet) {
|
| + SetCommandLineOption("test_int32", "700");
|
| + string value("will be changed");
|
| + const bool r = GetCommandLineOption("test_int32", &value);
|
| + EXPECT_EQ(true, r);
|
| + EXPECT_EQ("700", value);
|
| +}
|
| +
|
| +TEST(GetCommandLineOptionTest, NameExistsAndWasNotSet) {
|
| + // This doesn't set the flag's value, but rather its default value.
|
| + // is_default is still true, but the 'default' value returned has changed!
|
| + SetCommandLineOptionWithMode("test_int32", "800", SET_FLAGS_DEFAULT);
|
| + string value("will be changed");
|
| + const bool r = GetCommandLineOption("test_int32", &value);
|
| + EXPECT_EQ(true, r);
|
| + EXPECT_EQ("800", value);
|
| + EXPECT_EQ(true, GetCommandLineFlagInfoOrDie("test_int32").is_default);
|
| +
|
| +}
|
| +
|
| +TEST(GetCommandLineOptionTest, NameExistsAndWasConditionallySet) {
|
| + SetCommandLineOptionWithMode("test_int32", "900", SET_FLAG_IF_DEFAULT);
|
| + string value("will be changed");
|
| + const bool r = GetCommandLineOption("test_int32", &value);
|
| + EXPECT_EQ(true, r);
|
| + EXPECT_EQ("900", value);
|
| +}
|
| +
|
| +TEST(GetCommandLineOptionTest, NameDoesNotExist) {
|
| + string value("will not be changed");
|
| + const bool r = GetCommandLineOption("test_int3210", &value);
|
| + EXPECT_EQ(false, r);
|
| + EXPECT_EQ("will not be changed", value);
|
| +}
|
| +
|
| +TEST(GetCommandLineFlagInfoTest, FlagExists) {
|
| + CommandLineFlagInfo info;
|
| + bool r = GetCommandLineFlagInfo("test_int32", &info);
|
| + EXPECT_EQ(true, r);
|
| + EXPECT_EQ("test_int32", info.name);
|
| + EXPECT_EQ("int32", info.type);
|
| + EXPECT_EQ("", info.description);
|
| + EXPECT_EQ("-1", info.current_value);
|
| + EXPECT_EQ("-1", info.default_value);
|
| + EXPECT_EQ(true, info.is_default);
|
| + EXPECT_EQ(false, info.has_validator_fn);
|
| +
|
| + FLAGS_test_bool = true;
|
| + r = GetCommandLineFlagInfo("test_bool", &info);
|
| + EXPECT_EQ(true, r);
|
| + EXPECT_EQ("test_bool", info.name);
|
| + EXPECT_EQ("bool", info.type);
|
| + EXPECT_EQ("tests bool-ness", info.description);
|
| + EXPECT_EQ("true", info.current_value);
|
| + EXPECT_EQ("false", info.default_value);
|
| + EXPECT_EQ(false, info.is_default);
|
| + EXPECT_EQ(false, info.has_validator_fn);
|
| +
|
| + FLAGS_test_bool = false;
|
| + r = GetCommandLineFlagInfo("test_bool", &info);
|
| + EXPECT_EQ(true, r);
|
| + EXPECT_EQ("test_bool", info.name);
|
| + EXPECT_EQ("bool", info.type);
|
| + EXPECT_EQ("tests bool-ness", info.description);
|
| + EXPECT_EQ("false", info.current_value);
|
| + EXPECT_EQ("false", info.default_value);
|
| + EXPECT_EQ(false, info.is_default); // value is same, but flag *was* modified
|
| + EXPECT_EQ(false, info.has_validator_fn);
|
| +}
|
| +
|
| +TEST(GetCommandLineFlagInfoTest, FlagDoesNotExist) {
|
| + CommandLineFlagInfo info;
|
| + // Set to some random values that GetCommandLineFlagInfo should not change
|
| + info.name = "name";
|
| + info.type = "type";
|
| + info.current_value = "curr";
|
| + info.default_value = "def";
|
| + info.filename = "/";
|
| + info.is_default = false;
|
| + info.has_validator_fn = true;
|
| + bool r = GetCommandLineFlagInfo("test_int3210", &info);
|
| + EXPECT_EQ(false, r);
|
| + EXPECT_EQ("name", info.name);
|
| + EXPECT_EQ("type", info.type);
|
| + EXPECT_EQ("", info.description);
|
| + EXPECT_EQ("curr", info.current_value);
|
| + EXPECT_EQ("def", info.default_value);
|
| + EXPECT_EQ("/", info.filename);
|
| + EXPECT_EQ(false, info.is_default);
|
| + EXPECT_EQ(true, info.has_validator_fn);
|
| +}
|
| +
|
| +TEST(GetCommandLineFlagInfoOrDieTest, FlagExistsAndIsDefault) {
|
| + CommandLineFlagInfo info;
|
| + info = GetCommandLineFlagInfoOrDie("test_int32");
|
| + EXPECT_EQ("test_int32", info.name);
|
| + EXPECT_EQ("int32", info.type);
|
| + EXPECT_EQ("", info.description);
|
| + EXPECT_EQ("-1", info.current_value);
|
| + EXPECT_EQ("-1", info.default_value);
|
| + EXPECT_EQ(true, info.is_default);
|
| + info = GetCommandLineFlagInfoOrDie("test_bool");
|
| + EXPECT_EQ("test_bool", info.name);
|
| + EXPECT_EQ("bool", info.type);
|
| + EXPECT_EQ("tests bool-ness", info.description);
|
| + EXPECT_EQ("false", info.current_value);
|
| + EXPECT_EQ("false", info.default_value);
|
| + EXPECT_EQ(true, info.is_default);
|
| + EXPECT_EQ(false, info.has_validator_fn);
|
| +}
|
| +
|
| +TEST(GetCommandLineFlagInfoOrDieTest, FlagExistsAndWasAssigned) {
|
| + FLAGS_test_int32 = 400;
|
| + CommandLineFlagInfo info;
|
| + info = GetCommandLineFlagInfoOrDie("test_int32");
|
| + EXPECT_EQ("test_int32", info.name);
|
| + EXPECT_EQ("int32", info.type);
|
| + EXPECT_EQ("", info.description);
|
| + EXPECT_EQ("400", info.current_value);
|
| + EXPECT_EQ("-1", info.default_value);
|
| + EXPECT_EQ(false, info.is_default);
|
| + FLAGS_test_bool = true;
|
| + info = GetCommandLineFlagInfoOrDie("test_bool");
|
| + EXPECT_EQ("test_bool", info.name);
|
| + EXPECT_EQ("bool", info.type);
|
| + EXPECT_EQ("tests bool-ness", info.description);
|
| + EXPECT_EQ("true", info.current_value);
|
| + EXPECT_EQ("false", info.default_value);
|
| + EXPECT_EQ(false, info.is_default);
|
| + EXPECT_EQ(false, info.has_validator_fn);
|
| +}
|
| +
|
| +TEST(GetCommandLineFlagInfoOrDieDeathTest, FlagDoesNotExist) {
|
| + EXPECT_DEATH(GetCommandLineFlagInfoOrDie("test_int3210"),
|
| + ".*: flag test_int3210 does not exist");
|
| +}
|
| +
|
| +
|
| +// These are lightly tested because they're deprecated. Basically,
|
| +// the tests are meant to cover how existing users use these functions,
|
| +// but not necessarily how new users could use them.
|
| +TEST(DeprecatedFunctionsTest, CommandlineFlagsIntoString) {
|
| + string s = CommandlineFlagsIntoString();
|
| + EXPECT_NE(string::npos, s.find("--test_bool="));
|
| +}
|
| +
|
| +TEST(DeprecatedFunctionsTest, AppendFlagsIntoFile) {
|
| + FLAGS_test_int32 = 10; // just to make the test more interesting
|
| + string filename(FLAGS_test_tmpdir + "/flagfile");
|
| + unlink(filename.c_str()); // just to be safe
|
| + const bool r = AppendFlagsIntoFile(filename, "not the real argv0");
|
| + EXPECT_EQ(true, r);
|
| +
|
| + FILE* fp = fopen(filename.c_str(), "r");
|
| + EXPECT_TRUE(fp != NULL);
|
| + char line[8192];
|
| + fgets(line, sizeof(line)-1, fp); // first line should be progname
|
| + EXPECT_STREQ("not the real argv0\n", line);
|
| +
|
| + bool found_bool = false, found_int32 = false;
|
| + while (fgets(line, sizeof(line)-1, fp)) {
|
| + line[sizeof(line)-1] = '\0'; // just to be safe
|
| + if (strcmp(line, "--test_bool=false\n") == 0)
|
| + found_bool = true;
|
| + if (strcmp(line, "--test_int32=10\n") == 0)
|
| + found_int32 = true;
|
| + }
|
| + EXPECT_EQ(true, found_int32);
|
| + EXPECT_EQ(true, found_bool);
|
| + fclose(fp);
|
| +}
|
| +
|
| +TEST(DeprecatedFunctionsTest, ReadFromFlagsFile) {
|
| + FLAGS_test_int32 = -10; // just to make the test more interesting
|
| + string filename(FLAGS_test_tmpdir + "/flagfile2");
|
| + unlink(filename.c_str()); // just to be safe
|
| + bool r = AppendFlagsIntoFile(filename, GetArgv0());
|
| + EXPECT_EQ(true, r);
|
| +
|
| + FLAGS_test_int32 = -11;
|
| + r = ReadFromFlagsFile(filename, GetArgv0(), true);
|
| + EXPECT_EQ(true, r);
|
| + EXPECT_EQ(-10, FLAGS_test_int32);
|
| +}
|
| +
|
| +TEST(DeprecatedFunctionsTest, ReadFromFlagsFileFailure) {
|
| + FLAGS_test_int32 = -20;
|
| + string filename(FLAGS_test_tmpdir + "/flagfile3");
|
| + FILE* fp = fopen(filename.c_str(), "w");
|
| + EXPECT_TRUE(fp != NULL);
|
| + // Note the error in the bool assignment below...
|
| + fprintf(fp, "%s\n--test_int32=-21\n--test_bool=not_a_bool!\n", GetArgv0());
|
| + fclose(fp);
|
| +
|
| + FLAGS_test_int32 = -22;
|
| + const bool r = ReadFromFlagsFile(filename, GetArgv0(), false);
|
| + EXPECT_EQ(false, r);
|
| + EXPECT_EQ(-22, FLAGS_test_int32); // the -21 from the flagsfile didn't take
|
| +}
|
| +
|
| +TEST(FlagsSetBeforeInitGoogleTest, TryFromEnv) {
|
| + EXPECT_EQ("pre-set", FLAGS_test_tryfromenv);
|
| +}
|
| +
|
| +// The following test case verifies that ParseCommandLineFlags() and
|
| +// ParseCommandLineNonHelpFlags() uses the last definition of a flag
|
| +// in case it's defined more than once.
|
| +
|
| +DEFINE_int32(test_flag, -1, "used for testing commandlineflags.cc");
|
| +
|
| +// Returns the definition of the --flagfile flag to be used in the tests.
|
| +const char* GetFlagFileFlag() {
|
| + static const string flagfile_flag = string("--flagfile=")
|
| + + FLAGS_srcdir + "/src/gflags_unittest_flagfile";
|
| +
|
| + return flagfile_flag.c_str();
|
| +}
|
| +
|
| +// Parses and returns the --test_flag flag.
|
| +// If with_help is true, calls ParseCommandLineFlags; otherwise calls
|
| +// ParseCommandLineNonHelpFlags.
|
| +int32 ParseTestFlag(bool with_help, int argc, const char** const_argv) {
|
| + FlagSaver fs; // Restores the flags before returning.
|
| +
|
| + // Makes a copy of the input array s.t. it can be reused
|
| + // (ParseCommandLineFlags() will alter the array).
|
| + char** const argv_save = new char*[argc + 1];
|
| + char** argv = argv_save;
|
| + memcpy(argv, const_argv, sizeof(*argv)*(argc + 1));
|
| +
|
| + if (with_help) {
|
| + ParseCommandLineFlags(&argc, &argv, true);
|
| + } else {
|
| + ParseCommandLineNonHelpFlags(&argc, &argv, true);
|
| + }
|
| +
|
| + delete[] argv_save;
|
| + return FLAGS_test_flag;
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsUsesLastDefinitionTest,
|
| + WhenFlagIsDefinedTwiceOnCommandLine) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "--test_flag=1",
|
| + "--test_flag=2",
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_EQ(2, ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv));
|
| + EXPECT_EQ(2, ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv));
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsUsesLastDefinitionTest,
|
| + WhenFlagIsDefinedTwiceInFlagFile) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + GetFlagFileFlag(),
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_EQ(2, ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv));
|
| + EXPECT_EQ(2, ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv));
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsUsesLastDefinitionTest,
|
| + WhenFlagIsDefinedInCommandLineAndThenFlagFile) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "--test_flag=0",
|
| + GetFlagFileFlag(),
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_EQ(2, ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv));
|
| + EXPECT_EQ(2, ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv));
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsUsesLastDefinitionTest,
|
| + WhenFlagIsDefinedInFlagFileAndThenCommandLine) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + GetFlagFileFlag(),
|
| + "--test_flag=3",
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_EQ(3, ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv));
|
| + EXPECT_EQ(3, ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv));
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsUsesLastDefinitionTest,
|
| + WhenFlagIsDefinedInCommandLineAndFlagFileAndThenCommandLine) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "--test_flag=0",
|
| + GetFlagFileFlag(),
|
| + "--test_flag=3",
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_EQ(3, ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv));
|
| + EXPECT_EQ(3, ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv));
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsAndDashArgs, TwoDashArgFirst) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "--",
|
| + "--test_flag=0",
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_EQ(-1, ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv));
|
| + EXPECT_EQ(-1, ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv));
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsAndDashArgs, TwoDashArgMiddle) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "--test_flag=7",
|
| + "--",
|
| + "--test_flag=0",
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_EQ(7, ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv));
|
| + EXPECT_EQ(7, ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv));
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsAndDashArgs, OneDashArg) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "-",
|
| + "--test_flag=0",
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_EQ(0, ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv));
|
| + EXPECT_EQ(0, ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv));
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsUnknownFlagDeathTest,
|
| + FlagIsCompletelyUnknown) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "--this_flag_does_not_exist",
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_DEATH(ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv),
|
| + "unknown command line flag.*");
|
| + EXPECT_DEATH(ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv),
|
| + "unknown command line flag.*");
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsUnknownFlagDeathTest,
|
| + BoolFlagIsCompletelyUnknown) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "--nothis_flag_does_not_exist",
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_DEATH(ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv),
|
| + "unknown command line flag.*");
|
| + EXPECT_DEATH(ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv),
|
| + "unknown command line flag.*");
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsUnknownFlagDeathTest,
|
| + FlagIsNotABool) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "--notest_string",
|
| + NULL,
|
| + };
|
| +
|
| + EXPECT_DEATH(ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv),
|
| + "boolean value .* specified for .* command line flag");
|
| + EXPECT_DEATH(ParseTestFlag(false, GET_ARRAY_SIZE(argv) - 1, argv),
|
| + "boolean value .* specified for .* command line flag");
|
| +}
|
| +
|
| +TEST(ParseCommandLineFlagsWrongFields,
|
| + DescriptionIsInvalid) {
|
| + // These must not be automatic variables, since command line flags
|
| + // aren't unregistered and gUnit uses FlagSaver to save and restore
|
| + // command line flags' values. If these are on the stack, then when
|
| + // later tests attempt to save and restore their values, the stack
|
| + // addresses of these variables will be overwritten... Stack smash!
|
| + static bool current_storage;
|
| + static bool defvalue_storage;
|
| + FlagRegisterer fr("flag_name", "bool", 0, "filename",
|
| + ¤t_storage, &defvalue_storage);
|
| + CommandLineFlagInfo fi;
|
| + EXPECT_TRUE(GetCommandLineFlagInfo("flag_name", &fi));
|
| + EXPECT_EQ("", fi.description);
|
| +}
|
| +
|
| +static bool ValidateTestFlagIs5(const char* flagname, int32 flagval) {
|
| + if (flagval == 5)
|
| + return true;
|
| + printf("%s isn't 5!\n", flagname);
|
| + return false;
|
| +}
|
| +
|
| +static bool ValidateTestFlagIs10(const char* flagname, int32 flagval) {
|
| + return flagval == 10;
|
| +}
|
| +
|
| +
|
| +TEST(FlagsValidator, ValidFlagViaArgv) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "--test_flag=5",
|
| + NULL,
|
| + };
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + EXPECT_EQ(5, ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv));
|
| + // Undo the flag validator setting
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, NULL));
|
| +}
|
| +
|
| +TEST(FlagsValidator, ValidFlagViaSetDefault) {
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + // SetCommandLineOptionWithMode returns the empty string on error.
|
| + EXPECT_NE("", SetCommandLineOptionWithMode("test_flag", "5",
|
| + SET_FLAG_IF_DEFAULT));
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, NULL));
|
| +}
|
| +
|
| +TEST(FlagsValidator, ValidFlagViaSetValue) {
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + FLAGS_test_flag = 100; // doesn't trigger the validator
|
| + // SetCommandLineOptionWithMode returns the empty string on error.
|
| + EXPECT_NE("", SetCommandLineOptionWithMode("test_flag", "5",
|
| + SET_FLAGS_VALUE));
|
| + EXPECT_NE("", SetCommandLineOptionWithMode("test_flag", "5",
|
| + SET_FLAGS_DEFAULT));
|
| + EXPECT_NE("", SetCommandLineOption("test_flag", "5"));
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, NULL));
|
| +}
|
| +
|
| +TEST(FlagsValidatorDeathTest, InvalidFlagViaArgv) {
|
| + const char* argv[] = {
|
| + "my_test",
|
| + "--test_flag=50",
|
| + NULL,
|
| + };
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + EXPECT_DEATH(ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv),
|
| + "ERROR: failed validation of new value '50' for flag 'test_flag'");
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, NULL));
|
| +}
|
| +
|
| +TEST(FlagsValidator, InvalidFlagViaSetDefault) {
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + // SetCommandLineOptionWithMode returns the empty string on error.
|
| + EXPECT_EQ("", SetCommandLineOptionWithMode("test_flag", "50",
|
| + SET_FLAG_IF_DEFAULT));
|
| + EXPECT_EQ(-1, FLAGS_test_flag); // the setting-to-50 should have failed
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, NULL));
|
| +}
|
| +
|
| +TEST(FlagsValidator, InvalidFlagViaSetValue) {
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + FLAGS_test_flag = 100; // doesn't trigger the validator
|
| + // SetCommandLineOptionWithMode returns the empty string on error.
|
| + EXPECT_EQ("", SetCommandLineOptionWithMode("test_flag", "50",
|
| + SET_FLAGS_VALUE));
|
| + EXPECT_EQ("", SetCommandLineOptionWithMode("test_flag", "50",
|
| + SET_FLAGS_DEFAULT));
|
| + EXPECT_EQ("", SetCommandLineOption("test_flag", "50"));
|
| + EXPECT_EQ(100, FLAGS_test_flag); // the setting-to-50 should have failed
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, NULL));
|
| +}
|
| +
|
| +TEST(FlagsValidatorDeathTest, InvalidFlagNeverSet) {
|
| + // If a flag keeps its default value, and that default value is
|
| + // invalid, we should die at argv-parse time.
|
| + const char* argv[] = {
|
| + "my_test",
|
| + NULL,
|
| + };
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + EXPECT_DEATH(ParseTestFlag(true, GET_ARRAY_SIZE(argv) - 1, argv),
|
| + "ERROR: --test_flag must be set on the commandline");
|
| +}
|
| +
|
| +TEST(FlagsValidator, InvalidFlagPtr) {
|
| + int32 dummy;
|
| + EXPECT_FALSE(RegisterFlagValidator(NULL, &ValidateTestFlagIs5));
|
| + EXPECT_FALSE(RegisterFlagValidator(&dummy, &ValidateTestFlagIs5));
|
| +}
|
| +
|
| +TEST(FlagsValidator, RegisterValidatorTwice) {
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + EXPECT_FALSE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs10));
|
| + EXPECT_FALSE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs10));
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, NULL));
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs10));
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, NULL));
|
| +}
|
| +
|
| +TEST(FlagsValidator, CommandLineFlagInfo) {
|
| + CommandLineFlagInfo info;
|
| + info = GetCommandLineFlagInfoOrDie("test_flag");
|
| + EXPECT_FALSE(info.has_validator_fn);
|
| +
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + info = GetCommandLineFlagInfoOrDie("test_flag");
|
| + EXPECT_TRUE(info.has_validator_fn);
|
| +
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, NULL));
|
| + info = GetCommandLineFlagInfoOrDie("test_flag");
|
| + EXPECT_FALSE(info.has_validator_fn);
|
| +}
|
| +
|
| +TEST(FlagsValidator, FlagSaver) {
|
| + {
|
| + FlagSaver fs;
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + EXPECT_EQ("", SetCommandLineOption("test_flag", "50")); // fails validation
|
| + }
|
| + EXPECT_NE("", SetCommandLineOption("test_flag", "50")); // validator is gone
|
| +
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, &ValidateTestFlagIs5));
|
| + {
|
| + FlagSaver fs;
|
| + EXPECT_TRUE(RegisterFlagValidator(&FLAGS_test_flag, NULL));
|
| + EXPECT_NE("", SetCommandLineOption("test_flag", "50")); // no validator
|
| + }
|
| + EXPECT_EQ("", SetCommandLineOption("test_flag", "50")); // validator is back
|
| +}
|
| +
|
| +
|
| +static int Main(int argc, char **argv) {
|
| + // We need to call SetArgv before InitGoogle, so our "test" argv will
|
| + // win out over this executable's real argv. That makes running this
|
| + // test with a real --help flag kinda annoying, unfortunately.
|
| + const char* test_argv[] = { "/test/argv/for/gflags_unittest",
|
| + "argv 2", "3rd argv", "argv #4" };
|
| + SetArgv(GET_ARRAY_SIZE(test_argv), test_argv);
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| +
|
| + // The first arg is the usage message, also important for testing.
|
| + string usage_message = (string(GetArgv0()) +
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| + ": <useless flag> [...]\nDoes something useless.\n");
|
| +
|
| + // We test setting tryfromenv manually, and making sure initgoogle still
|
| + // evaluates it.
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| + FLAGS_tryfromenv = "test_tryfromenv";
|
| + setenv("FLAGS_test_tryfromenv", "pre-set", 1);
|
| +
|
| + // Modify flag values from declared default value in two ways.
|
| + // The recommended way:
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| + SetCommandLineOptionWithMode("changed_bool1", "true", SET_FLAGS_DEFAULT);
|
| + // The non-recommended way:
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| + FLAGS_changed_bool2 = true;
|
| +
|
| + SetUsageMessage(usage_message.c_str());
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| + ParseCommandLineFlags(&argc, &argv, true);
|
| +
|
| + mkdir(FLAGS_test_tmpdir.c_str(), 0755);
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| +
|
| + return RUN_ALL_TESTS();
|
| +}
|
| +
|
| +_END_GOOGLE_NAMESPACE_
|
| +
|
| +int main(int argc, char** argv) {
|
| + return GOOGLE_NAMESPACE::Main(argc, argv);
|
| +}
|
|
|
| Property changes on: tools/nixysa/third_party/gflags-1.0/src/gflags_unittest.cc
|
| ___________________________________________________________________
|
| Added: svn:eol-style
|
| + LF
|
|
|
|
|
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