blob: 398c929055e7b00dce7d750d5248d6784b4c8661 [file] [log] [blame]
/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "cmdline_parser.h"
#include <numeric>
#include "gtest/gtest.h"
#include "base/utils.h"
#include "jdwp_provider.h"
#include "experimental_flags.h"
#include "parsed_options.h"
#include "runtime.h"
#include "runtime_options.h"
#define EXPECT_NULL(expected) EXPECT_EQ(reinterpret_cast<const void*>(expected), \
reinterpret_cast<void*>(nullptr));
namespace art {
bool UsuallyEquals(double expected, double actual);
// This has a gtest dependency, which is why it's in the gtest only.
bool operator==(const ProfileSaverOptions& lhs, const ProfileSaverOptions& rhs) {
return lhs.enabled_ == rhs.enabled_ &&
lhs.min_save_period_ms_ == rhs.min_save_period_ms_ &&
lhs.save_resolved_classes_delay_ms_ == rhs.save_resolved_classes_delay_ms_ &&
lhs.hot_startup_method_samples_ == rhs.hot_startup_method_samples_ &&
lhs.min_methods_to_save_ == rhs.min_methods_to_save_ &&
lhs.min_classes_to_save_ == rhs.min_classes_to_save_ &&
lhs.min_notification_before_wake_ == rhs.min_notification_before_wake_ &&
lhs.max_notification_before_wake_ == rhs.max_notification_before_wake_;
}
bool UsuallyEquals(double expected, double actual) {
using FloatingPoint = ::testing::internal::FloatingPoint<double>;
FloatingPoint exp(expected);
FloatingPoint act(actual);
// Compare with ULPs instead of comparing with ==
return exp.AlmostEquals(act);
}
template <typename T>
bool UsuallyEquals(const T& expected, const T& actual,
typename std::enable_if<
detail::SupportsEqualityOperator<T>::value>::type* = nullptr) {
return expected == actual;
}
template <char Separator>
bool UsuallyEquals(const std::vector<std::string>& expected,
const ParseStringList<Separator>& actual) {
return expected == static_cast<std::vector<std::string>>(actual);
}
// Try to use memcmp to compare simple plain-old-data structs.
//
// This should *not* generate false positives, but it can generate false negatives.
// This will mostly work except for fields like float which can have different bit patterns
// that are nevertheless equal.
// If a test is failing because the structs aren't "equal" when they really are
// then it's recommended to implement operator== for it instead.
template <typename T, typename ... Ignore>
bool UsuallyEquals(const T& expected, const T& actual,
const Ignore& ... more ATTRIBUTE_UNUSED,
typename std::enable_if<std::is_pod<T>::value>::type* = nullptr,
typename std::enable_if<!detail::SupportsEqualityOperator<T>::value>::type* = nullptr
) {
return memcmp(std::addressof(expected), std::addressof(actual), sizeof(T)) == 0;
}
bool UsuallyEquals(const XGcOption& expected, const XGcOption& actual) {
return memcmp(std::addressof(expected), std::addressof(actual), sizeof(expected)) == 0;
}
bool UsuallyEquals(const char* expected, const std::string& actual) {
return std::string(expected) == actual;
}
template <typename TMap, typename TKey, typename T>
::testing::AssertionResult IsExpectedKeyValue(const T& expected,
const TMap& map,
const TKey& key) {
auto* actual = map.Get(key);
if (actual != nullptr) {
if (!UsuallyEquals(expected, *actual)) {
return ::testing::AssertionFailure()
<< "expected " << detail::ToStringAny(expected) << " but got "
<< detail::ToStringAny(*actual);
}
return ::testing::AssertionSuccess();
}
return ::testing::AssertionFailure() << "key was not in the map";
}
template <typename TMap, typename TKey, typename T>
::testing::AssertionResult IsExpectedDefaultKeyValue(const T& expected,
const TMap& map,
const TKey& key) {
const T& actual = map.GetOrDefault(key);
if (!UsuallyEquals(expected, actual)) {
return ::testing::AssertionFailure()
<< "expected " << detail::ToStringAny(expected) << " but got "
<< detail::ToStringAny(actual);
}
return ::testing::AssertionSuccess();
}
class CmdlineParserTest : public ::testing::Test {
public:
CmdlineParserTest() = default;
~CmdlineParserTest() = default;
protected:
using M = RuntimeArgumentMap;
using RuntimeParser = ParsedOptions::RuntimeParser;
static void SetUpTestCase() {
art::Locks::Init();
art::InitLogging(nullptr, art::Runtime::Abort); // argv = null
}
void SetUp() override {
parser_ = ParsedOptions::MakeParser(false); // do not ignore unrecognized options
}
static ::testing::AssertionResult IsResultSuccessful(const CmdlineResult& result) {
if (result.IsSuccess()) {
return ::testing::AssertionSuccess();
} else {
return ::testing::AssertionFailure()
<< result.GetStatus() << " with: " << result.GetMessage();
}
}
static ::testing::AssertionResult IsResultFailure(const CmdlineResult& result,
CmdlineResult::Status failure_status) {
if (result.IsSuccess()) {
return ::testing::AssertionFailure() << " got success but expected failure: "
<< failure_status;
} else if (result.GetStatus() == failure_status) {
return ::testing::AssertionSuccess();
}
return ::testing::AssertionFailure() << " expected failure " << failure_status
<< " but got " << result.GetStatus();
}
std::unique_ptr<RuntimeParser> parser_;
};
#define EXPECT_KEY_EXISTS(map, key) EXPECT_TRUE((map).Exists(key))
#define EXPECT_KEY_VALUE(map, key, expected) EXPECT_TRUE(IsExpectedKeyValue(expected, map, key))
#define EXPECT_DEFAULT_KEY_VALUE(map, key, expected) EXPECT_TRUE(IsExpectedDefaultKeyValue(expected, map, key))
#define _EXPECT_SINGLE_PARSE_EMPTY_SUCCESS(argv) \
do { \
EXPECT_TRUE(IsResultSuccessful(parser_->Parse(argv))); \
EXPECT_EQ(0u, parser_->GetArgumentsMap().Size()); \
#define EXPECT_SINGLE_PARSE_EMPTY_SUCCESS(argv) \
_EXPECT_SINGLE_PARSE_EMPTY_SUCCESS(argv); \
} while (false)
#define EXPECT_SINGLE_PARSE_DEFAULT_VALUE(expected, argv, key)\
_EXPECT_SINGLE_PARSE_EMPTY_SUCCESS(argv); \
RuntimeArgumentMap args = parser_->ReleaseArgumentsMap(); \
EXPECT_DEFAULT_KEY_VALUE(args, key, expected); \
} while (false) // NOLINT [readability/namespace] [5]
#define _EXPECT_SINGLE_PARSE_EXISTS(argv, key) \
do { \
EXPECT_TRUE(IsResultSuccessful(parser_->Parse(argv))); \
RuntimeArgumentMap args = parser_->ReleaseArgumentsMap(); \
EXPECT_EQ(1u, args.Size()); \
EXPECT_KEY_EXISTS(args, key); \
#define EXPECT_SINGLE_PARSE_EXISTS(argv, key) \
_EXPECT_SINGLE_PARSE_EXISTS(argv, key); \
} while (false)
#define EXPECT_SINGLE_PARSE_VALUE(expected, argv, key) \
_EXPECT_SINGLE_PARSE_EXISTS(argv, key); \
EXPECT_KEY_VALUE(args, key, expected); \
} while (false)
#define EXPECT_SINGLE_PARSE_VALUE_STR(expected, argv, key) \
EXPECT_SINGLE_PARSE_VALUE(std::string(expected), argv, key)
#define EXPECT_SINGLE_PARSE_FAIL(argv, failure_status) \
do { \
EXPECT_TRUE(IsResultFailure(parser_->Parse(argv), failure_status));\
RuntimeArgumentMap args = parser_->ReleaseArgumentsMap();\
EXPECT_EQ(0u, args.Size()); \
} while (false)
TEST_F(CmdlineParserTest, TestSimpleSuccesses) {
auto& parser = *parser_;
EXPECT_LT(0u, parser.CountDefinedArguments());
{
// Test case 1: No command line arguments
EXPECT_TRUE(IsResultSuccessful(parser.Parse("")));
RuntimeArgumentMap args = parser.ReleaseArgumentsMap();
EXPECT_EQ(0u, args.Size());
}
EXPECT_SINGLE_PARSE_EXISTS("-Xzygote", M::Zygote);
EXPECT_SINGLE_PARSE_VALUE(std::vector<std::string>({"/hello/world"}),
"-Xbootclasspath:/hello/world",
M::BootClassPath);
EXPECT_SINGLE_PARSE_VALUE(std::vector<std::string>({"/hello", "/world"}),
"-Xbootclasspath:/hello:/world",
M::BootClassPath);
EXPECT_SINGLE_PARSE_VALUE_STR("/hello/world", "-classpath /hello/world", M::ClassPath);
EXPECT_SINGLE_PARSE_VALUE(Memory<1>(234), "-Xss234", M::StackSize);
EXPECT_SINGLE_PARSE_VALUE(MemoryKiB(1234*MB), "-Xms1234m", M::MemoryInitialSize);
EXPECT_SINGLE_PARSE_VALUE(true, "-XX:EnableHSpaceCompactForOOM", M::EnableHSpaceCompactForOOM);
EXPECT_SINGLE_PARSE_VALUE(false, "-XX:DisableHSpaceCompactForOOM", M::EnableHSpaceCompactForOOM);
EXPECT_SINGLE_PARSE_VALUE(0.5, "-XX:HeapTargetUtilization=0.5", M::HeapTargetUtilization);
EXPECT_SINGLE_PARSE_VALUE(5u, "-XX:ParallelGCThreads=5", M::ParallelGCThreads);
} // TEST_F
TEST_F(CmdlineParserTest, TestSimpleFailures) {
// Test argument is unknown to the parser
EXPECT_SINGLE_PARSE_FAIL("abcdefg^%@#*(@#", CmdlineResult::kUnknown);
// Test value map substitution fails
EXPECT_SINGLE_PARSE_FAIL("-Xverify:whatever", CmdlineResult::kFailure);
// Test value type parsing failures
EXPECT_SINGLE_PARSE_FAIL("-Xsswhatever", CmdlineResult::kFailure); // invalid memory value
EXPECT_SINGLE_PARSE_FAIL("-Xms123", CmdlineResult::kFailure); // memory value too small
EXPECT_SINGLE_PARSE_FAIL("-XX:HeapTargetUtilization=0.0", CmdlineResult::kOutOfRange); // toosmal
EXPECT_SINGLE_PARSE_FAIL("-XX:HeapTargetUtilization=2.0", CmdlineResult::kOutOfRange); // toolarg
EXPECT_SINGLE_PARSE_FAIL("-XX:ParallelGCThreads=-5", CmdlineResult::kOutOfRange); // too small
EXPECT_SINGLE_PARSE_FAIL("-Xgc:blablabla", CmdlineResult::kUsage); // not a valid suboption
} // TEST_F
TEST_F(CmdlineParserTest, TestLogVerbosity) {
{
const char* log_args = "-verbose:"
"class,compiler,gc,heap,interpreter,jdwp,jni,monitor,profiler,signals,simulator,startup,"
"third-party-jni,threads,verifier,verifier-debug";
LogVerbosity log_verbosity = LogVerbosity();
log_verbosity.class_linker = true;
log_verbosity.compiler = true;
log_verbosity.gc = true;
log_verbosity.heap = true;
log_verbosity.interpreter = true;
log_verbosity.jdwp = true;
log_verbosity.jni = true;
log_verbosity.monitor = true;
log_verbosity.profiler = true;
log_verbosity.signals = true;
log_verbosity.simulator = true;
log_verbosity.startup = true;
log_verbosity.third_party_jni = true;
log_verbosity.threads = true;
log_verbosity.verifier = true;
log_verbosity.verifier_debug = true;
EXPECT_SINGLE_PARSE_VALUE(log_verbosity, log_args, M::Verbose);
}
{
const char* log_args = "-verbose:"
"class,compiler,gc,heap,jdwp,jni,monitor";
LogVerbosity log_verbosity = LogVerbosity();
log_verbosity.class_linker = true;
log_verbosity.compiler = true;
log_verbosity.gc = true;
log_verbosity.heap = true;
log_verbosity.jdwp = true;
log_verbosity.jni = true;
log_verbosity.monitor = true;
EXPECT_SINGLE_PARSE_VALUE(log_verbosity, log_args, M::Verbose);
}
EXPECT_SINGLE_PARSE_FAIL("-verbose:blablabla", CmdlineResult::kUsage); // invalid verbose opt
{
const char* log_args = "-verbose:deopt";
LogVerbosity log_verbosity = LogVerbosity();
log_verbosity.deopt = true;
EXPECT_SINGLE_PARSE_VALUE(log_verbosity, log_args, M::Verbose);
}
{
const char* log_args = "-verbose:collector";
LogVerbosity log_verbosity = LogVerbosity();
log_verbosity.collector = true;
EXPECT_SINGLE_PARSE_VALUE(log_verbosity, log_args, M::Verbose);
}
{
const char* log_args = "-verbose:oat";
LogVerbosity log_verbosity = LogVerbosity();
log_verbosity.oat = true;
EXPECT_SINGLE_PARSE_VALUE(log_verbosity, log_args, M::Verbose);
}
{
const char* log_args = "-verbose:dex";
LogVerbosity log_verbosity = LogVerbosity();
log_verbosity.dex = true;
EXPECT_SINGLE_PARSE_VALUE(log_verbosity, log_args, M::Verbose);
}
} // TEST_F
// TODO: Enable this b/19274810
TEST_F(CmdlineParserTest, DISABLED_TestXGcOption) {
/*
* Test success
*/
{
XGcOption option_all_true{};
option_all_true.collector_type_ = gc::CollectorType::kCollectorTypeCMS;
option_all_true.verify_pre_gc_heap_ = true;
option_all_true.verify_pre_sweeping_heap_ = true;
option_all_true.verify_post_gc_heap_ = true;
option_all_true.verify_pre_gc_rosalloc_ = true;
option_all_true.verify_pre_sweeping_rosalloc_ = true;
option_all_true.verify_post_gc_rosalloc_ = true;
const char * xgc_args_all_true = "-Xgc:concurrent,"
"preverify,presweepingverify,postverify,"
"preverify_rosalloc,presweepingverify_rosalloc,"
"postverify_rosalloc,precise,"
"verifycardtable";
EXPECT_SINGLE_PARSE_VALUE(option_all_true, xgc_args_all_true, M::GcOption);
XGcOption option_all_false{};
option_all_false.collector_type_ = gc::CollectorType::kCollectorTypeMS;
option_all_false.verify_pre_gc_heap_ = false;
option_all_false.verify_pre_sweeping_heap_ = false;
option_all_false.verify_post_gc_heap_ = false;
option_all_false.verify_pre_gc_rosalloc_ = false;
option_all_false.verify_pre_sweeping_rosalloc_ = false;
option_all_false.verify_post_gc_rosalloc_ = false;
const char* xgc_args_all_false = "-Xgc:nonconcurrent,"
"nopreverify,nopresweepingverify,nopostverify,nopreverify_rosalloc,"
"nopresweepingverify_rosalloc,nopostverify_rosalloc,noprecise,noverifycardtable";
EXPECT_SINGLE_PARSE_VALUE(option_all_false, xgc_args_all_false, M::GcOption);
XGcOption option_all_default{};
const char* xgc_args_blank = "-Xgc:";
EXPECT_SINGLE_PARSE_VALUE(option_all_default, xgc_args_blank, M::GcOption);
}
/*
* Test failures
*/
EXPECT_SINGLE_PARSE_FAIL("-Xgc:blablabla", CmdlineResult::kUsage); // invalid Xgc opt
} // TEST_F
/*
* { "-XjdwpProvider:_" }
*/
TEST_F(CmdlineParserTest, TestJdwpProviderEmpty) {
{
EXPECT_SINGLE_PARSE_DEFAULT_VALUE(JdwpProvider::kUnset, "", M::JdwpProvider);
}
} // TEST_F
TEST_F(CmdlineParserTest, TestJdwpProviderDefault) {
const char* opt_args = "-XjdwpProvider:default";
EXPECT_SINGLE_PARSE_VALUE(JdwpProvider::kDefaultJdwpProvider, opt_args, M::JdwpProvider);
} // TEST_F
TEST_F(CmdlineParserTest, TestJdwpProviderNone) {
const char* opt_args = "-XjdwpProvider:none";
EXPECT_SINGLE_PARSE_VALUE(JdwpProvider::kNone, opt_args, M::JdwpProvider);
} // TEST_F
TEST_F(CmdlineParserTest, TestJdwpProviderAdbconnection) {
const char* opt_args = "-XjdwpProvider:adbconnection";
EXPECT_SINGLE_PARSE_VALUE(JdwpProvider::kAdbConnection, opt_args, M::JdwpProvider);
} // TEST_F
TEST_F(CmdlineParserTest, TestJdwpProviderHelp) {
EXPECT_SINGLE_PARSE_FAIL("-XjdwpProvider:help", CmdlineResult::kUsage);
} // TEST_F
TEST_F(CmdlineParserTest, TestJdwpProviderFail) {
EXPECT_SINGLE_PARSE_FAIL("-XjdwpProvider:blablabla", CmdlineResult::kFailure);
} // TEST_F
/*
* -D_ -D_ -D_ ...
*/
TEST_F(CmdlineParserTest, TestPropertiesList) {
/*
* Test successes
*/
{
std::vector<std::string> opt = {"hello"};
EXPECT_SINGLE_PARSE_VALUE(opt, "-Dhello", M::PropertiesList);
}
{
std::vector<std::string> opt = {"hello", "world"};
EXPECT_SINGLE_PARSE_VALUE(opt, "-Dhello -Dworld", M::PropertiesList);
}
{
std::vector<std::string> opt = {"one", "two", "three"};
EXPECT_SINGLE_PARSE_VALUE(opt, "-Done -Dtwo -Dthree", M::PropertiesList);
}
} // TEST_F
/*
* -Xcompiler-option foo -Xcompiler-option bar ...
*/
TEST_F(CmdlineParserTest, TestCompilerOption) {
/*
* Test successes
*/
{
std::vector<std::string> opt = {"hello"};
EXPECT_SINGLE_PARSE_VALUE(opt, "-Xcompiler-option hello", M::CompilerOptions);
}
{
std::vector<std::string> opt = {"hello", "world"};
EXPECT_SINGLE_PARSE_VALUE(opt,
"-Xcompiler-option hello -Xcompiler-option world",
M::CompilerOptions);
}
{
std::vector<std::string> opt = {"one", "two", "three"};
EXPECT_SINGLE_PARSE_VALUE(opt,
"-Xcompiler-option one -Xcompiler-option two -Xcompiler-option three",
M::CompilerOptions);
}
} // TEST_F
/*
* -Xjit, -Xnojit, -Xjitcodecachesize, Xjitcompilethreshold
*/
TEST_F(CmdlineParserTest, TestJitOptions) {
/*
* Test successes
*/
{
EXPECT_SINGLE_PARSE_VALUE(true, "-Xusejit:true", M::UseJitCompilation);
EXPECT_SINGLE_PARSE_VALUE(false, "-Xusejit:false", M::UseJitCompilation);
}
{
EXPECT_SINGLE_PARSE_VALUE(
MemoryKiB(16 * KB), "-Xjitinitialsize:16K", M::JITCodeCacheInitialCapacity);
EXPECT_SINGLE_PARSE_VALUE(
MemoryKiB(16 * MB), "-Xjitmaxsize:16M", M::JITCodeCacheMaxCapacity);
}
{
EXPECT_SINGLE_PARSE_VALUE(12345u, "-Xjitthreshold:12345", M::JITCompileThreshold);
}
} // TEST_F
/*
* -Xps-*
*/
TEST_F(CmdlineParserTest, ProfileSaverOptions) {
ProfileSaverOptions opt = ProfileSaverOptions(true, 1, 2, 3, 4, 5, 6, 7, "abc", true);
EXPECT_SINGLE_PARSE_VALUE(opt,
"-Xjitsaveprofilinginfo "
"-Xps-min-save-period-ms:1 "
"-Xps-save-resolved-classes-delay-ms:2 "
"-Xps-hot-startup-method-samples:3 "
"-Xps-min-methods-to-save:4 "
"-Xps-min-classes-to-save:5 "
"-Xps-min-notification-before-wake:6 "
"-Xps-max-notification-before-wake:7 "
"-Xps-profile-path:abc "
"-Xps-profile-boot-class-path",
M::ProfileSaverOpts);
} // TEST_F
/* -Xexperimental:_ */
TEST_F(CmdlineParserTest, TestExperimentalFlags) {
// Default
EXPECT_SINGLE_PARSE_DEFAULT_VALUE(ExperimentalFlags::kNone,
"",
M::Experimental);
// Disabled explicitly
EXPECT_SINGLE_PARSE_VALUE(ExperimentalFlags::kNone,
"-Xexperimental:none",
M::Experimental);
}
// -Xverify:_
TEST_F(CmdlineParserTest, TestVerify) {
EXPECT_SINGLE_PARSE_VALUE(verifier::VerifyMode::kNone, "-Xverify:none", M::Verify);
EXPECT_SINGLE_PARSE_VALUE(verifier::VerifyMode::kEnable, "-Xverify:remote", M::Verify);
EXPECT_SINGLE_PARSE_VALUE(verifier::VerifyMode::kEnable, "-Xverify:all", M::Verify);
EXPECT_SINGLE_PARSE_VALUE(verifier::VerifyMode::kSoftFail, "-Xverify:softfail", M::Verify);
}
TEST_F(CmdlineParserTest, TestIgnoreUnrecognized) {
RuntimeParser::Builder parserBuilder;
parserBuilder
.Define("-help")
.IntoKey(M::Help)
.IgnoreUnrecognized(true);
parser_.reset(new RuntimeParser(parserBuilder.Build()));
EXPECT_SINGLE_PARSE_EMPTY_SUCCESS("-non-existent-option");
EXPECT_SINGLE_PARSE_EMPTY_SUCCESS("-non-existent-option1 --non-existent-option-2");
} // TEST_F
TEST_F(CmdlineParserTest, TestIgnoredArguments) {
std::initializer_list<const char*> ignored_args = {
"-ea", "-da", "-enableassertions", "-disableassertions", "--runtime-arg", "-esa",
"-dsa", "-enablesystemassertions", "-disablesystemassertions", "-Xrs", "-Xint:abdef",
"-Xdexopt:foobar", "-Xnoquithandler", "-Xjnigreflimit:ixnay", "-Xgenregmap", "-Xnogenregmap",
"-Xverifyopt:never", "-Xcheckdexsum", "-Xincludeselectedop", "-Xjitop:noop",
"-Xincludeselectedmethod", "-Xjitblocking", "-Xjitmethod:_", "-Xjitclass:nosuchluck",
"-Xjitoffset:none", "-Xjitconfig:yes", "-Xjitcheckcg", "-Xjitverbose", "-Xjitprofile",
"-Xjitdisableopt", "-Xjitsuspendpoll", "-XX:mainThreadStackSize=1337"
};
// Check they are ignored when parsed one at a time
for (auto&& arg : ignored_args) {
SCOPED_TRACE(arg);
EXPECT_SINGLE_PARSE_EMPTY_SUCCESS(arg);
}
// Check they are ignored when we pass it all together at once
std::vector<const char*> argv = ignored_args;
EXPECT_SINGLE_PARSE_EMPTY_SUCCESS(argv);
} // TEST_F
TEST_F(CmdlineParserTest, MultipleArguments) {
EXPECT_TRUE(IsResultSuccessful(parser_->Parse(
"-help -XX:ForegroundHeapGrowthMultiplier=0.5 "
"-Xmethod-trace -XX:LargeObjectSpace=map")));
auto&& map = parser_->ReleaseArgumentsMap();
EXPECT_EQ(4u, map.Size());
EXPECT_KEY_VALUE(map, M::Help, Unit{});
EXPECT_KEY_VALUE(map, M::ForegroundHeapGrowthMultiplier, 0.5);
EXPECT_KEY_VALUE(map, M::MethodTrace, Unit{});
EXPECT_KEY_VALUE(map, M::LargeObjectSpace, gc::space::LargeObjectSpaceType::kMap);
} // TEST_F
TEST_F(CmdlineParserTest, TypesNotInRuntime) {
CmdlineType<std::vector<int32_t>> ct;
auto success0 =
CmdlineParseResult<std::vector<int32_t>>::Success(std::vector<int32_t>({1, 2, 3, 4}));
EXPECT_EQ(success0, ct.Parse("1,2,3,4"));
auto success1 = CmdlineParseResult<std::vector<int32_t>>::Success(std::vector<int32_t>({0}));
EXPECT_EQ(success1, ct.Parse("1"));
EXPECT_FALSE(ct.Parse("").IsSuccess());
EXPECT_FALSE(ct.Parse(",").IsSuccess());
EXPECT_FALSE(ct.Parse("1,").IsSuccess());
EXPECT_FALSE(ct.Parse(",1").IsSuccess());
EXPECT_FALSE(ct.Parse("1a2").IsSuccess());
EXPECT_EQ(CmdlineResult::kOutOfRange, ct.Parse("1,10000000000000").GetStatus());
EXPECT_EQ(CmdlineResult::kOutOfRange, ct.Parse("-10000000000000,123").GetStatus());
} // TEST_F
} // namespace art