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-rw-r--r--absl/base/log_severity_test.cc163
1 files changed, 162 insertions, 1 deletions
diff --git a/absl/base/log_severity_test.cc b/absl/base/log_severity_test.cc
index 1de2d101..2302aa12 100644
--- a/absl/base/log_severity_test.cc
+++ b/absl/base/log_severity_test.cc
@@ -14,14 +14,26 @@
#include "absl/base/log_severity.h"
+#include <cstdint>
+#include <ios>
+#include <limits>
+#include <ostream>
#include <sstream>
#include <string>
+#include <tuple>
#include "gmock/gmock.h"
#include "gtest/gtest.h"
+#include "absl/flags/internal/flag.h"
+#include "absl/flags/marshalling.h"
+#include "absl/strings/str_cat.h"
namespace {
-using testing::Eq;
+using ::testing::Eq;
+using ::testing::IsFalse;
+using ::testing::IsTrue;
+using ::testing::TestWithParam;
+using ::testing::Values;
std::string StreamHelper(absl::LogSeverity value) {
std::ostringstream stream;
@@ -40,4 +52,153 @@ TEST(StreamTest, Works) {
Eq("absl::LogSeverity(4)"));
}
+static_assert(
+ absl::flags_internal::IsAtomicFlagTypeTrait<absl::LogSeverity>::value,
+ "Flags of type absl::LogSeverity ought to be lock-free.");
+
+using ParseFlagFromOutOfRangeIntegerTest = TestWithParam<int64_t>;
+INSTANTIATE_TEST_SUITE_P(
+ Instantiation, ParseFlagFromOutOfRangeIntegerTest,
+ Values(static_cast<int64_t>(std::numeric_limits<int>::min()) - 1,
+ static_cast<int64_t>(std::numeric_limits<int>::max()) + 1));
+TEST_P(ParseFlagFromOutOfRangeIntegerTest, ReturnsError) {
+ const std::string to_parse = absl::StrCat(GetParam());
+ absl::LogSeverity value;
+ std::string error;
+ EXPECT_THAT(absl::ParseFlag(to_parse, &value, &error), IsFalse()) << value;
+}
+
+using ParseFlagFromAlmostOutOfRangeIntegerTest = TestWithParam<int>;
+INSTANTIATE_TEST_SUITE_P(Instantiation,
+ ParseFlagFromAlmostOutOfRangeIntegerTest,
+ Values(std::numeric_limits<int>::min(),
+ std::numeric_limits<int>::max()));
+TEST_P(ParseFlagFromAlmostOutOfRangeIntegerTest, YieldsExpectedValue) {
+ const auto expected = static_cast<absl::LogSeverity>(GetParam());
+ const std::string to_parse = absl::StrCat(GetParam());
+ absl::LogSeverity value;
+ std::string error;
+ ASSERT_THAT(absl::ParseFlag(to_parse, &value, &error), IsTrue()) << error;
+ EXPECT_THAT(value, Eq(expected));
+}
+
+using ParseFlagFromIntegerMatchingEnumeratorTest =
+ TestWithParam<std::tuple<absl::string_view, absl::LogSeverity>>;
+INSTANTIATE_TEST_SUITE_P(
+ Instantiation, ParseFlagFromIntegerMatchingEnumeratorTest,
+ Values(std::make_tuple("0", absl::LogSeverity::kInfo),
+ std::make_tuple(" 0", absl::LogSeverity::kInfo),
+ std::make_tuple("-0", absl::LogSeverity::kInfo),
+ std::make_tuple("+0", absl::LogSeverity::kInfo),
+ std::make_tuple("00", absl::LogSeverity::kInfo),
+ std::make_tuple("0 ", absl::LogSeverity::kInfo),
+ std::make_tuple("0x0", absl::LogSeverity::kInfo),
+ std::make_tuple("1", absl::LogSeverity::kWarning),
+ std::make_tuple("+1", absl::LogSeverity::kWarning),
+ std::make_tuple("2", absl::LogSeverity::kError),
+ std::make_tuple("3", absl::LogSeverity::kFatal)));
+TEST_P(ParseFlagFromIntegerMatchingEnumeratorTest, YieldsExpectedValue) {
+ const absl::string_view to_parse = std::get<0>(GetParam());
+ const absl::LogSeverity expected = std::get<1>(GetParam());
+ absl::LogSeverity value;
+ std::string error;
+ ASSERT_THAT(absl::ParseFlag(to_parse, &value, &error), IsTrue()) << error;
+ EXPECT_THAT(value, Eq(expected));
+}
+
+using ParseFlagFromOtherIntegerTest =
+ TestWithParam<std::tuple<absl::string_view, int>>;
+INSTANTIATE_TEST_SUITE_P(Instantiation, ParseFlagFromOtherIntegerTest,
+ Values(std::make_tuple("-1", -1),
+ std::make_tuple("4", 4),
+ std::make_tuple("010", 10),
+ std::make_tuple("0x10", 16)));
+TEST_P(ParseFlagFromOtherIntegerTest, YieldsExpectedValue) {
+ const absl::string_view to_parse = std::get<0>(GetParam());
+ const auto expected = static_cast<absl::LogSeverity>(std::get<1>(GetParam()));
+ absl::LogSeverity value;
+ std::string error;
+ ASSERT_THAT(absl::ParseFlag(to_parse, &value, &error), IsTrue()) << error;
+ EXPECT_THAT(value, Eq(expected));
+}
+
+using ParseFlagFromEnumeratorTest =
+ TestWithParam<std::tuple<absl::string_view, absl::LogSeverity>>;
+INSTANTIATE_TEST_SUITE_P(
+ Instantiation, ParseFlagFromEnumeratorTest,
+ Values(std::make_tuple("INFO", absl::LogSeverity::kInfo),
+ std::make_tuple("info", absl::LogSeverity::kInfo),
+ std::make_tuple("kInfo", absl::LogSeverity::kInfo),
+ std::make_tuple("iNfO", absl::LogSeverity::kInfo),
+ std::make_tuple("kInFo", absl::LogSeverity::kInfo),
+ std::make_tuple("WARNING", absl::LogSeverity::kWarning),
+ std::make_tuple("warning", absl::LogSeverity::kWarning),
+ std::make_tuple("kWarning", absl::LogSeverity::kWarning),
+ std::make_tuple("WaRnInG", absl::LogSeverity::kWarning),
+ std::make_tuple("KwArNiNg", absl::LogSeverity::kWarning),
+ std::make_tuple("ERROR", absl::LogSeverity::kError),
+ std::make_tuple("error", absl::LogSeverity::kError),
+ std::make_tuple("kError", absl::LogSeverity::kError),
+ std::make_tuple("eRrOr", absl::LogSeverity::kError),
+ std::make_tuple("kErRoR", absl::LogSeverity::kError),
+ std::make_tuple("FATAL", absl::LogSeverity::kFatal),
+ std::make_tuple("fatal", absl::LogSeverity::kFatal),
+ std::make_tuple("kFatal", absl::LogSeverity::kFatal),
+ std::make_tuple("FaTaL", absl::LogSeverity::kFatal),
+ std::make_tuple("KfAtAl", absl::LogSeverity::kFatal)));
+TEST_P(ParseFlagFromEnumeratorTest, YieldsExpectedValue) {
+ const absl::string_view to_parse = std::get<0>(GetParam());
+ const absl::LogSeverity expected = std::get<1>(GetParam());
+ absl::LogSeverity value;
+ std::string error;
+ ASSERT_THAT(absl::ParseFlag(to_parse, &value, &error), IsTrue()) << error;
+ EXPECT_THAT(value, Eq(expected));
+}
+
+using ParseFlagFromGarbageTest = TestWithParam<absl::string_view>;
+INSTANTIATE_TEST_SUITE_P(Instantiation, ParseFlagFromGarbageTest,
+ Values("", "\0", " ", "garbage", "kkinfo", "I"));
+TEST_P(ParseFlagFromGarbageTest, ReturnsError) {
+ const absl::string_view to_parse = GetParam();
+ absl::LogSeverity value;
+ std::string error;
+ EXPECT_THAT(absl::ParseFlag(to_parse, &value, &error), IsFalse()) << value;
+}
+
+using UnparseFlagToEnumeratorTest =
+ TestWithParam<std::tuple<absl::LogSeverity, absl::string_view>>;
+INSTANTIATE_TEST_SUITE_P(
+ Instantiation, UnparseFlagToEnumeratorTest,
+ Values(std::make_tuple(absl::LogSeverity::kInfo, "INFO"),
+ std::make_tuple(absl::LogSeverity::kWarning, "WARNING"),
+ std::make_tuple(absl::LogSeverity::kError, "ERROR"),
+ std::make_tuple(absl::LogSeverity::kFatal, "FATAL")));
+TEST_P(UnparseFlagToEnumeratorTest, ReturnsExpectedValueAndRoundTrips) {
+ const absl::LogSeverity to_unparse = std::get<0>(GetParam());
+ const absl::string_view expected = std::get<1>(GetParam());
+ const std::string stringified_value = absl::UnparseFlag(to_unparse);
+ EXPECT_THAT(stringified_value, Eq(expected));
+ absl::LogSeverity reparsed_value;
+ std::string error;
+ EXPECT_THAT(absl::ParseFlag(stringified_value, &reparsed_value, &error),
+ IsTrue());
+ EXPECT_THAT(reparsed_value, Eq(to_unparse));
+}
+
+using UnparseFlagToOtherIntegerTest = TestWithParam<int>;
+INSTANTIATE_TEST_SUITE_P(Instantiation, UnparseFlagToOtherIntegerTest,
+ Values(std::numeric_limits<int>::min(), -1, 4,
+ std::numeric_limits<int>::max()));
+TEST_P(UnparseFlagToOtherIntegerTest, ReturnsExpectedValueAndRoundTrips) {
+ const absl::LogSeverity to_unparse =
+ static_cast<absl::LogSeverity>(GetParam());
+ const std::string expected = absl::StrCat(GetParam());
+ const std::string stringified_value = absl::UnparseFlag(to_unparse);
+ EXPECT_THAT(stringified_value, Eq(expected));
+ absl::LogSeverity reparsed_value;
+ std::string error;
+ EXPECT_THAT(absl::ParseFlag(stringified_value, &reparsed_value, &error),
+ IsTrue());
+ EXPECT_THAT(reparsed_value, Eq(to_unparse));
+}
} // namespace
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 20:02:12 +0000