From aabd524142625647fdad84ecf2401ba6cadfcfa6 Mon Sep 17 00:00:00 2001 From: Pierre Bourdon Date: Sun, 9 Mar 2014 14:27:04 +0100 Subject: Add more tests for Common and Core/MMIO --- Source/UnitTests/Common/MathUtilTest.cpp | 56 ++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 Source/UnitTests/Common/MathUtilTest.cpp (limited to 'Source/UnitTests/Common/MathUtilTest.cpp') diff --git a/Source/UnitTests/Common/MathUtilTest.cpp b/Source/UnitTests/Common/MathUtilTest.cpp new file mode 100644 index 0000000000..a6924f9cf7 --- /dev/null +++ b/Source/UnitTests/Common/MathUtilTest.cpp @@ -0,0 +1,56 @@ +// Copyright 2014 Dolphin Emulator Project +// Licensed under GPLv2 +// Refer to the license.txt file included. + +#include +#include + +#include "Common/MathUtil.h" + +template +T ClampAndReturn(const T& val, const T& min, const T& max) +{ + T ret = val; + MathUtil::Clamp(&ret, min, max); + return ret; +} + +TEST(MathUtil, Clamp) +{ + EXPECT_EQ(1, ClampAndReturn(1, 0, 2)); + EXPECT_EQ(1.0, ClampAndReturn(1.0, 0.0, 2.0)); + + EXPECT_EQ(2, ClampAndReturn(4, 0, 2)); + EXPECT_EQ(2.0, ClampAndReturn(4.0, 0.0, 2.0)); + + EXPECT_EQ(0, ClampAndReturn(-1, 0, 2)); + EXPECT_EQ(0.0, ClampAndReturn(-1.0, 0.0, 2.0)); +} + +TEST(MathUtil, IsNAN) +{ + EXPECT_TRUE(MathUtil::IsNAN(nan(""))); +} + +TEST(MathUtil, IsQNAN) +{ + // TODO +} + +TEST(MathUtil, IsSNAN) +{ + // TODO +} + +TEST(MathUtil, Log2) +{ + EXPECT_EQ(0, Log2(1)); + EXPECT_EQ(1, Log2(2)); + EXPECT_EQ(2, Log2(4)); + EXPECT_EQ(3, Log2(8)); + EXPECT_EQ(63, Log2(0x8000000000000000ull)); + + // Rounding behavior. + EXPECT_EQ(3, Log2(15)); + EXPECT_EQ(63, Log2(0xFFFFFFFFFFFFFFFFull)); +} -- cgit v1.2.3