| 12345678910111213141516171819202122232425262728293031323334 | #include "prometheus/detail/utils.h"#include <gmock/gmock.h>#include <map>namespace prometheus {namespace {TEST(UtilsTest, hash_labels_1) {  std::map<std::string, std::string> labels;  labels.insert(std::make_pair<std::string, std::string>("key1", "value1"));  labels.insert(std::make_pair<std::string, std::string>("key2", "vaule2"));  auto value1 = detail::hash_labels(labels);  auto value2 = detail::hash_labels(labels);  EXPECT_EQ(value1, value2);}TEST(UtilsTest, hash_labels_2) {  std::map<std::string, std::string> labels1{{"aa", "bb"}};  std::map<std::string, std::string> labels2{{"a", "abb"}};  EXPECT_NE(detail::hash_labels(labels1), detail::hash_labels(labels2));}TEST(UtilsTest, hash_label_3) {  std::map<std::string, std::string> labels1{{"a", "a"}};  std::map<std::string, std::string> labels2{{"aa", ""}};  EXPECT_NE(detail::hash_labels(labels1), detail::hash_labels(labels2));}}  // namespace}  // namespace prometheus
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