forked from 0ad/0ad
55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
#include "lib/self_test.h"
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#include "lib/sysdep/sysdep.h"
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#include "lib/posix/posix.h" // fminf etc.
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class TestSysdep : public CxxTest::TestSuite
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{
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public:
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void test_float_int()
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{
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TS_ASSERT_EQUALS(cpu_i32FromFloat(0.99999f), 0);
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TS_ASSERT_EQUALS(cpu_i32FromFloat(1.0f), 1);
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TS_ASSERT_EQUALS(cpu_i32FromFloat(1.01f), 1);
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TS_ASSERT_EQUALS(cpu_i32FromFloat(5.6f), 5);
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TS_ASSERT_EQUALS(cpu_i32FromDouble(0.99999), 0);
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TS_ASSERT_EQUALS(cpu_i32FromDouble(1.0), 1);
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TS_ASSERT_EQUALS(cpu_i32FromDouble(1.01), 1);
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TS_ASSERT_EQUALS(cpu_i32FromDouble(5.6), 5);
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TS_ASSERT_EQUALS(cpu_i64FromDouble(0.99999), 0LL);
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TS_ASSERT_EQUALS(cpu_i64FromDouble(1.0), 1LL);
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TS_ASSERT_EQUALS(cpu_i64FromDouble(1.01), 1LL);
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TS_ASSERT_EQUALS(cpu_i64FromDouble(5.6), 5LL);
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}
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void test_round()
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{
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TS_ASSERT_EQUALS(rintf(0.99999f), 1.0f);
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TS_ASSERT_EQUALS(rintf(1.0f), 1.0f);
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TS_ASSERT_EQUALS(rintf(1.01f), 1.0f);
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TS_ASSERT_EQUALS(rintf(5.6f), 6.0f);
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TS_ASSERT_EQUALS(rint(0.99999), 1.0);
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TS_ASSERT_EQUALS(rint(1.0), 1.0);
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TS_ASSERT_EQUALS(rint(1.01), 1.0);
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TS_ASSERT_EQUALS(rint(5.6), 6.0);
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}
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void test_min_max()
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{
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TS_ASSERT_EQUALS(fminf(0.0f, 10000.0f), 0.0f);
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TS_ASSERT_EQUALS(fminf(100.0f, 10000.0f), 100.0f);
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TS_ASSERT_EQUALS(fminf(-1.0f, 2.0f), -1.0f);
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TS_ASSERT_EQUALS(fminf(-2.0f, 1.0f), -2.0f);
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TS_ASSERT_EQUALS(fminf(0.001f, 0.00001f), 0.00001f);
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TS_ASSERT_EQUALS(fmaxf(0.0f, 10000.0f), 10000.0f);
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TS_ASSERT_EQUALS(fmaxf(100.0f, 10000.0f), 10000.0f);
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TS_ASSERT_EQUALS(fmaxf(-1.0f, 2.0f), 2.0f);
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TS_ASSERT_EQUALS(fmaxf(-2.0f, 1.0f), 1.0f);
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TS_ASSERT_EQUALS(fmaxf(0.001f, 0.00001f), 0.001f);
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}
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};
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