34 lines
1.2 KiB
C++
34 lines
1.2 KiB
C++
// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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#include "opentelemetry/sdk/common/attributemap_hash.h"
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#include <gtest/gtest.h>
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using namespace opentelemetry::sdk::common;
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TEST(AttributeMapHashTest, BasicTests)
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{
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{
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OrderedAttributeMap map1 = {{"k1", "v1"}, {"k2", "v2"}, {"k3", "v3"}};
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OrderedAttributeMap map2 = {{"k1", "v1"}, {"k2", "v2"}, {"k3", "v3"}, {"k4", "v4"}};
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OrderedAttributeMap map3 = {{"k3", "v3"}, {"k1", "v1"}, {"k2", "v2"}};
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EXPECT_TRUE(GetHashForAttributeMap(map1) != 0);
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EXPECT_TRUE(GetHashForAttributeMap(map1) == GetHashForAttributeMap(map1));
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EXPECT_TRUE(GetHashForAttributeMap(map1) != GetHashForAttributeMap(map2));
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EXPECT_TRUE(GetHashForAttributeMap(map1) == GetHashForAttributeMap(map3));
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}
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{
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// hash algo returns same value irrespective of order of attributes.
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OrderedAttributeMap map1 = {{"k1", 10}, {"k2", true}, {"k3", 12.22}};
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OrderedAttributeMap map2 = {{"k3", 12.22}, {"k1", 10}, {"k2", true}};
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EXPECT_TRUE(GetHashForAttributeMap(map1) == GetHashForAttributeMap(map2));
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EXPECT_TRUE(GetHashForAttributeMap(map1) != 0);
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}
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{
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OrderedAttributeMap map1 = {};
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EXPECT_TRUE(GetHashForAttributeMap(map1) == 0);
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}
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}
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