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#include "util.h"
#include <gtest/gtest.h>
#include <vector>
TEST(Util, SwapArrayTest) {
TFloat arr[8] = { 0, 1, 2, 3, 4, 5, 6, 7 };
SwapArray(arr, 8);
for (size_t i = 0; i < 8; ++i) {
EXPECT_NEAR((TFloat)i, arr[7-i], 0.000000000001);
}
}
TEST(Util, GetFirstSetBitTest) {
EXPECT_EQ(1, GetFirstSetBit(2));
EXPECT_EQ(1, GetFirstSetBit(3));
EXPECT_EQ(2, GetFirstSetBit(4));
EXPECT_EQ(2, GetFirstSetBit(5));
EXPECT_EQ(2, GetFirstSetBit(6));
EXPECT_EQ(2, GetFirstSetBit(7));
EXPECT_EQ(3, GetFirstSetBit(8));
EXPECT_EQ(3, GetFirstSetBit(9));
EXPECT_EQ(3, GetFirstSetBit(10));
}
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