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102 lines
3.0 KiB
102 lines
3.0 KiB
/*
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* Copyright 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <gtest/gtest.h>
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#include <input/NamedEnum.h>
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namespace android {
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// Test enum class maximum enum value smaller than default maximum of 8.
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enum class TestEnums { ZERO = 0x0, ONE = 0x1, TWO = 0x2, THREE = 0x3, SEVEN = 0x7 };
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// Big enum contains enum values greater than default maximum of 8.
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enum class TestBigEnums { ZERO = 0x0, FIFTEEN = 0xF };
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// Declared to specialize the maximum enum since the enum size exceeds 8 by default.
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template <>
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constexpr size_t NamedEnum::max<TestBigEnums> = 16;
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namespace test {
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using android::TestBigEnums;
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using android::TestEnums;
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TEST(NamedEnum, RuntimeNamedEnum) {
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TestEnums e = TestEnums::ZERO;
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ASSERT_EQ(NamedEnum::enum_name(e), "ZERO");
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e = TestEnums::ONE;
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ASSERT_EQ(NamedEnum::enum_name(e), "ONE");
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e = TestEnums::THREE;
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ASSERT_EQ(NamedEnum::enum_name(e), "THREE");
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e = TestEnums::SEVEN;
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ASSERT_EQ(NamedEnum::enum_name(e), "SEVEN");
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}
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// Test big enum
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TEST(NamedEnum, RuntimeBigNamedEnum) {
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TestBigEnums e = TestBigEnums::ZERO;
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ASSERT_EQ(NamedEnum::enum_name(e), "ZERO");
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e = TestBigEnums::FIFTEEN;
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ASSERT_EQ(NamedEnum::enum_name(e), "FIFTEEN");
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}
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TEST(NamedEnum, RuntimeNamedEnumAsString) {
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TestEnums e = TestEnums::ZERO;
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ASSERT_EQ(NamedEnum::string(e), "ZERO");
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e = TestEnums::ONE;
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ASSERT_EQ(NamedEnum::string(e), "ONE");
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e = TestEnums::THREE;
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ASSERT_EQ(NamedEnum::string(e), "THREE");
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e = TestEnums::SEVEN;
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ASSERT_EQ(NamedEnum::string(e), "SEVEN");
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}
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TEST(NamedEnum, RuntimeBigNamedEnumAsString) {
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TestBigEnums e = TestBigEnums::ZERO;
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ASSERT_EQ(NamedEnum::string(e), "ZERO");
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e = TestBigEnums::FIFTEEN;
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ASSERT_EQ(NamedEnum::string(e), "FIFTEEN");
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}
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TEST(NamedEnum, RuntimeUnknownNamedEnum) {
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TestEnums e = static_cast<TestEnums>(0x5);
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ASSERT_EQ(NamedEnum::enum_name(e), std::nullopt);
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e = static_cast<TestEnums>(0x9);
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ASSERT_EQ(NamedEnum::enum_name(e), std::nullopt);
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}
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TEST(NamedEnum, RuntimeUnknownNamedEnumAsString) {
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TestEnums e = static_cast<TestEnums>(0x5);
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ASSERT_EQ(NamedEnum::string(e), "05");
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e = static_cast<TestEnums>(0x9);
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ASSERT_EQ(NamedEnum::string(e, "0x%08x"), "0x00000009");
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}
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TEST(NamedEnum, CompileTimeFlagName) {
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static_assert(NamedEnum::enum_name<TestEnums::TWO>() == "TWO");
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static_assert(NamedEnum::enum_name<TestEnums::THREE>() == "THREE");
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}
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} // namespace test
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} // namespace android
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