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#include "prometheus/detail/utils.h"
#include <gtest/gtest.h>
namespace prometheus {
namespace {
class UtilsTest : public testing::Test {
public:
detail::LabelHasher hasher;
};
TEST_F(UtilsTest, hash_labels_1) {
Labels labels{{"key1", "value1"}, {"key2", "vaule2"}};
EXPECT_EQ(hasher(labels), hasher(labels));
}
TEST_F(UtilsTest, hash_labels_2) {
Labels labels1{{"aa", "bb"}};
Labels labels2{{"a", "abb"}};
EXPECT_NE(hasher(labels1), hasher(labels2));
}
TEST_F(UtilsTest, hash_label_3) {
Labels labels1{{"a", "a"}};
Labels labels2{{"aa", ""}};
EXPECT_NE(hasher(labels1), hasher(labels2));
}
} // namespace
} // namespace prometheus
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