40 lines
995 B
C++
40 lines
995 B
C++
/*
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Unit tests for math functions.
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*/
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#include "math/func.h"
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#include <gtest/gtest.h>
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TEST(IsPowerOfTwo, TestDifferentValues)
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{
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EXPECT_FALSE(Math::IsPowerOfTwo(0));
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EXPECT_TRUE(Math::IsPowerOfTwo(1));
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EXPECT_TRUE(Math::IsPowerOfTwo(2));
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EXPECT_FALSE(Math::IsPowerOfTwo(3));
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EXPECT_TRUE(Math::IsPowerOfTwo(4));
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EXPECT_FALSE(Math::IsPowerOfTwo(31));
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EXPECT_TRUE(Math::IsPowerOfTwo(32));
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EXPECT_FALSE(Math::IsPowerOfTwo(33));
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EXPECT_FALSE(Math::IsPowerOfTwo(1234));
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}
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TEST(NextPowerOfTwo, TestDifferentValues)
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{
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EXPECT_EQ(2, Math::NextPowerOfTwo(2));
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EXPECT_EQ(4, Math::NextPowerOfTwo(3));
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EXPECT_EQ(4, Math::NextPowerOfTwo(4));
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EXPECT_EQ(8, Math::NextPowerOfTwo(5));
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EXPECT_EQ(8, Math::NextPowerOfTwo(7));
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EXPECT_EQ(8, Math::NextPowerOfTwo(8));
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EXPECT_EQ(16, Math::NextPowerOfTwo(9));
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EXPECT_EQ(32, Math::NextPowerOfTwo(31));
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EXPECT_EQ(32, Math::NextPowerOfTwo(32));
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EXPECT_EQ(64, Math::NextPowerOfTwo(33));
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}
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