SDL2/test/testautomation_math.c
2022-06-15 12:05:30 -07:00

2410 lines
69 KiB
C

/**
* Math test suite
*/
#include <math.h>
#include <float.h>
#include "SDL.h"
#include "SDL_test.h"
/* Range tests parameters */
#define RANGE_TEST_ITERATIONS 10000000
#define RANGE_TEST_STEP SDL_MAX_UINT32 / RANGE_TEST_ITERATIONS
/* Define the Euler constant */
#ifndef M_E
#define EULER 2.7182818284590450907955982984276488423347473144531250
#else
#define EULER M_E
#endif
/* ================= Test Structs ================== */
/**
* Stores a single input and the expected result
*/
typedef struct
{
double input;
double expected;
} d_to_d;
/**
* Stores a pair of inputs and the expected result
*/
typedef struct
{
double x_input, y_input;
double expected;
} dd_to_d;
/*
NB: You cannot create an array of these structures containing INFINITY or NAN.
On platforms such as OS/2, they are defined as 'extern const double' making them
not compile-time constant.
*/
/* ================= Test Helpers ================== */
typedef double(SDLCALL *d_to_d_func)(double);
typedef double(SDLCALL *dd_to_d_func)(double, double);
/**
* \brief Runs all the cases on a given function with a signature double -> double
*
* \param func_name, the name of the tested function.
* \param func, the function to call.
* \param cases, an array of all the cases.
* \param cases_size, the size of the cases array.
*/
static int
helper_dtod(const char *func_name, d_to_d_func func,
const d_to_d *cases, const size_t cases_size)
{
Uint32 i;
for (i = 0; i < cases_size; i++) {
const double result = func(cases[i].input);
SDLTest_AssertCheck(result == cases[i].expected,
"%s(%f), expected %f, got %f",
func_name,
cases[i].input,
cases[i].expected, result);
}
return TEST_COMPLETED;
}
/**
* \brief Runs all the cases on a given function with a signature (double, double) -> double
*
* \param func_name, the name of the tested function.
* \param func, the function to call.
* \param cases, an array of all the cases.
* \param cases_size, the size of the cases array.
*/
static int
helper_ddtod(const char *func_name, dd_to_d_func func,
const dd_to_d *cases, const size_t cases_size)
{
Uint32 i;
for (i = 0; i < cases_size; i++) {
const double result = func(cases[i].x_input, cases[i].y_input);
SDLTest_AssertCheck(result == cases[i].expected,
"%s(%f,%f), expected %f, got %f",
func_name,
cases[i].x_input, cases[i].y_input,
cases[i].expected, result);
}
return TEST_COMPLETED;
}
/**
* \brief Runs a range of values on a given function with a signature double -> double
*
* This function is only meant to test functions that returns the input value if it is
* integral: f(x) -> x for x in N.
*
* \param func_name, the name of the tested function.
* \param func, the function to call.
*/
static int
helper_range(const char *func_name, d_to_d_func func)
{
Uint32 i;
double test_value = 0.0;
SDLTest_AssertPass("%s: Testing a range of %u values with steps of %u",
func_name,
RANGE_TEST_ITERATIONS,
RANGE_TEST_STEP);
for (i = 0; i < RANGE_TEST_ITERATIONS; i++, test_value += RANGE_TEST_STEP) {
double result;
/* These are tested elsewhere */
if (isnan(test_value) || isinf(test_value)) {
continue;
}
result = func(test_value);
if (result != test_value) { /* Only log failures to save performances */
SDLTest_AssertCheck(SDL_FALSE,
"%s(%.1f), expected %.1f, got %.1f",
func_name, test_value,
test_value, result);
return TEST_ABORTED;
}
}
return TEST_COMPLETED;
}
/* ================= Test Case Implementation ================== */
/* SDL_floor tests functions */
/**
* \brief Checks positive and negative infinity.
*/
static int
floor_infCases(void *args)
{
double result;
result = SDL_floor(INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Floor(%f), expected %f, got %f",
INFINITY, INFINITY, result);
result = SDL_floor(-INFINITY);
SDLTest_AssertCheck(-INFINITY == result,
"Floor(%f), expected %f, got %f",
-INFINITY, -INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks positive and negative zero.
*/
static int
floor_zeroCases(void *args)
{
const d_to_d zero_cases[] = { { 0.0, 0.0 }, { -0.0, -0.0 } };
return helper_dtod("Floor", SDL_floor, zero_cases, SDL_arraysize(zero_cases));
}
/**
* \brief Checks the NaN case.
*/
static int
floor_nanCase(void *args)
{
const double result = SDL_floor(NAN);
SDLTest_AssertCheck(isnan(result),
"Floor(nan), expected nan, got %f",
result);
return TEST_COMPLETED;
}
/**
* \brief Checks round values (x.0) for themselves
*/
static int
floor_roundNumbersCases(void *args)
{
const d_to_d round_cases[] = {
{ 1.0, 1.0 },
{ -1.0, -1.0 },
{ 15.0, 15.0 },
{ -15.0, -15.0 },
{ 125.0, 125.0 },
{ -125.0, -125.0 },
{ 1024.0, 1024.0 },
{ -1024.0, -1024.0 }
};
return helper_dtod("Floor", SDL_floor, round_cases, SDL_arraysize(round_cases));
}
/**
* \brief Checks a set of fractions
*/
static int
floor_fractionCases(void *args)
{
const d_to_d frac_cases[] = {
{ 1.0 / 2.0, 0.0 },
{ -1.0 / 2.0, -1.0 },
{ 4.0 / 3.0, 1.0 },
{ -4.0 / 3.0, -2.0 },
{ 76.0 / 7.0, 10.0 },
{ -76.0 / 7.0, -11.0 },
{ 535.0 / 8.0, 66.0 },
{ -535.0 / 8.0, -67.0 },
{ 19357.0 / 53.0, 365.0 },
{ -19357.0 / 53.0, -366.0 }
};
return helper_dtod("Floor", SDL_floor, frac_cases, SDL_arraysize(frac_cases));
}
/**
* \brief Checks a range of values between 0 and UINT32_MAX
*/
static int
floor_rangeTest(void *args)
{
return helper_range("Floor", SDL_floor);
}
/* SDL_ceil tests functions */
/**
* \brief Checks positive and negative infinity.
*/
static int
ceil_infCases(void *args)
{
double result;
result = SDL_ceil(INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Ceil(%f), expected %f, got %f",
INFINITY, INFINITY, result);
result = SDL_ceil(-INFINITY);
SDLTest_AssertCheck(-INFINITY == result,
"Ceil(%f), expected %f, got %f",
-INFINITY, -INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks positive and negative zero.
*/
static int
ceil_zeroCases(void *args)
{
const d_to_d zero_cases[] = { { 0.0, 0.0 }, { -0.0, -0.0 } };
return helper_dtod("Ceil", SDL_ceil, zero_cases, SDL_arraysize(zero_cases));
}
/**
* \brief Checks the NaN case.
*/
static int
ceil_nanCase(void *args)
{
const double result = SDL_ceil(NAN);
SDLTest_AssertCheck(isnan(result),
"Ceil(nan), expected nan, got %f",
result);
return TEST_COMPLETED;
}
/**
* \brief Checks round values (x.0) for themselves
*/
static int
ceil_roundNumbersCases(void *args)
{
const d_to_d round_cases[] = {
{ 1.0, 1.0 },
{ -1.0, -1.0 },
{ 15.0, 15.0 },
{ -15.0, -15.0 },
{ 125.0, 125.0 },
{ -125.0, -125.0 },
{ 1024.0, 1024.0 },
{ -1024.0, -1024.0 }
};
return helper_dtod("Ceil", SDL_ceil, round_cases, SDL_arraysize(round_cases));
}
/**
* \brief Checks a set of fractions
*/
static int
ceil_fractionCases(void *args)
{
const d_to_d frac_cases[] = {
{ 1.0 / 2.0, 1.0 },
{ -1.0 / 2.0, -0.0 },
{ 4.0 / 3.0, 2.0 },
{ -4.0 / 3.0, -1.0 },
{ 76.0 / 7.0, 11.0 },
{ -76.0 / 7.0, -10.0 },
{ 535.0 / 8.0, 67.0 },
{ -535.0 / 8.0, -66.0 },
{ 19357.0 / 53.0, 366.0 },
{ -19357.0 / 53.0, -365.0 }
};
return helper_dtod("Ceil", SDL_ceil, frac_cases, SDL_arraysize(frac_cases));
}
/**
* \brief Checks a range of values between 0 and UINT32_MAX
*/
static int
ceil_rangeTest(void *args)
{
return helper_range("Ceil", SDL_ceil);
}
/* SDL_trunc tests functions */
/**
* \brief Checks positive and negative infinity.
*/
static int
trunc_infCases(void *args)
{
double result;
result = SDL_trunc(INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Trunc(%f), expected %f, got %f",
INFINITY, INFINITY, result);
result = SDL_trunc(-INFINITY);
SDLTest_AssertCheck(-INFINITY == result,
"Trunc(%f), expected %f, got %f",
-INFINITY, -INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks positive and negative zero.
*/
static int
trunc_zeroCases(void *args)
{
const d_to_d zero_cases[] = { { 0.0, 0.0 }, { -0.0, -0.0 } };
return helper_dtod("Trunc", SDL_trunc, zero_cases, SDL_arraysize(zero_cases));
}
/**
* \brief Checks the NaN case.
*/
static int
trunc_nanCase(void *args)
{
const double result = SDL_trunc(NAN);
SDLTest_AssertCheck(isnan(result),
"Trunc(nan), expected nan, got %f",
result);
return TEST_COMPLETED;
}
/**
* \brief Checks round values (x.0) for themselves
*/
static int
trunc_roundNumbersCases(void *args)
{
const d_to_d round_cases[] = {
{ 1.0, 1.0 },
{ -1.0, -1.0 },
{ 15.0, 15.0 },
{ -15.0, -15.0 },
{ 125.0, 125.0 },
{ -125.0, -125.0 },
{ 1024.0, 1024.0 },
{ -1024.0, -1024.0 }
};
return helper_dtod("Trunc", SDL_trunc, round_cases, SDL_arraysize(round_cases));
}
/**
* \brief Checks a set of fractions
*/
static int
trunc_fractionCases(void *args)
{
const d_to_d frac_cases[] = {
{ 1.0 / 2.0, 0.0 },
{ -1.0 / 2.0, -0.0 },
{ 4.0 / 3.0, 1.0 },
{ -4.0 / 3.0, -1.0 },
{ 76.0 / 7.0, 10.0 },
{ -76.0 / 7.0, -10.0 },
{ 535.0 / 8.0, 66.0 },
{ -535.0 / 8.0, -66.0 },
{ 19357.0 / 53.0, 365.0 },
{ -19357.0 / 53.0, -365.0 }
};
return helper_dtod("Trunc", SDL_trunc, frac_cases, SDL_arraysize(frac_cases));
}
/**
* \brief Checks a range of values between 0 and UINT32_MAX
*/
static int
trunc_rangeTest(void *args)
{
return helper_range("Trunc", SDL_trunc);
}
/* SDL_round tests functions */
/**
* \brief Checks positive and negative infinity.
*/
static int
round_infCases(void *args)
{
double result;
result = SDL_round(INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Round(%f), expected %f, got %f",
INFINITY, INFINITY, result);
result = SDL_round(-INFINITY);
SDLTest_AssertCheck(-INFINITY == result,
"Round(%f), expected %f, got %f",
-INFINITY, -INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks positive and negative zero.
*/
static int
round_zeroCases(void *args)
{
const d_to_d zero_cases[] = { { 0.0, 0.0 }, { -0.0, -0.0 } };
return helper_dtod("Round", SDL_round, zero_cases, SDL_arraysize(zero_cases));
}
/**
* \brief Checks the NaN case.
*/
static int
round_nanCase(void *args)
{
const double result = SDL_round(NAN);
SDLTest_AssertCheck(isnan(result),
"Round(nan), expected nan, got %f",
result);
return TEST_COMPLETED;
}
/**
* \brief Checks round values (x.0) for themselves
*/
static int
round_roundNumbersCases(void *args)
{
const d_to_d round_cases[] = {
{ 1.0, 1.0 },
{ -1.0, -1.0 },
{ 15.0, 15.0 },
{ -15.0, -15.0 },
{ 125.0, 125.0 },
{ -125.0, -125.0 },
{ 1024.0, 1024.0 },
{ -1024.0, -1024.0 }
};
return helper_dtod("Round", SDL_round, round_cases, SDL_arraysize(round_cases));
}
/**
* \brief Checks a set of fractions
*/
static int
round_fractionCases(void *args)
{
const d_to_d frac_cases[] = {
{ 1.0 / 2.0, 1.0 },
{ -1.0 / 2.0, -1.0 },
{ 4.0 / 3.0, 1.0 },
{ -4.0 / 3.0, -1.0 },
{ 76.0 / 7.0, 11.0 },
{ -76.0 / 7.0, -11.0 },
{ 535.0 / 8.0, 67.0 },
{ -535.0 / 8.0, -67.0 },
{ 19357.0 / 53.0, 365.0 },
{ -19357.0 / 53.0, -365.0 }
};
return helper_dtod("Round", SDL_round, frac_cases, SDL_arraysize(frac_cases));
}
/**
* \brief Checks a range of values between 0 and UINT32_MAX
*/
static int
round_rangeTest(void *args)
{
return helper_range("Round", SDL_round);
}
/* SDL_fabs tests functions */
/**
* \brief Checks positive and negative infinity.
*/
static int
fabs_infCases(void *args)
{
double result;
result = SDL_fabs(INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Fabs(%f), expected %f, got %f",
INFINITY, INFINITY, result);
result = SDL_fabs(-INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Fabs(%f), expected %f, got %f",
-INFINITY, INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks positive and negative zero
*/
static int
fabs_zeroCases(void *args)
{
const d_to_d zero_cases[] = { { 0.0, 0.0 }, { -0.0, 0.0 } };
return helper_dtod("Fabs", SDL_fabs, zero_cases, SDL_arraysize(zero_cases));
}
/**
* \brief Checks the NaN case.
*/
static int
fabs_nanCase(void *args)
{
const double result = SDL_fabs(NAN);
SDLTest_AssertCheck(isnan(result),
"Fabs(nan), expected nan, got %f",
result);
return TEST_COMPLETED;
}
/**
* \brief Checks a range of values between 0 and UINT32_MAX
*/
static int
fabs_rangeTest(void *args)
{
return helper_range("Fabs", SDL_fabs);
}
/* SDL_copysign tests functions */
/**
* \brief Checks positive and negative inifnity.
*/
static int
copysign_infCases(void *args)
{
double result;
result = SDL_copysign(INFINITY, -1.0);
SDLTest_AssertCheck(-INFINITY == result,
"Copysign(%f,%.1f), expected %f, got %f",
INFINITY, -1.0, -INFINITY, result);
result = SDL_copysign(INFINITY, 1.0);
SDLTest_AssertCheck(INFINITY == result,
"Copysign(%f,%.1f), expected %f, got %f",
INFINITY, 1.0, INFINITY, result);
result = SDL_copysign(-INFINITY, -1.0);
SDLTest_AssertCheck(-INFINITY == result,
"Copysign(%f,%.1f), expected %f, got %f",
-INFINITY, -1.0, -INFINITY, result);
result = SDL_copysign(-INFINITY, 1.0);
SDLTest_AssertCheck(INFINITY == result,
"Copysign(%f,%.1f), expected %f, got %f",
-INFINITY, 1.0, INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks positive and negative zero.
*/
static int
copysign_zeroCases(void *args)
{
const dd_to_d zero_cases[] = {
{ 0.0, 1.0, 0.0 },
{ 0.0, -1.0, -0.0 },
{ -0.0, 1.0, 0.0 },
{ -0.0, -1.0, -0.0 }
};
return helper_ddtod("Copysign", SDL_copysign, zero_cases, SDL_arraysize(zero_cases));
}
/**
* \brief Checks the NaN cases.
*/
static int
copysign_nanCases(void *args)
{
double result;
result = SDL_copysign(NAN, 1.0);
SDLTest_AssertCheck(isnan(result),
"Copysign(nan,1.0), expected nan, got %f",
result);
result = SDL_copysign(NAN, -1.0);
SDLTest_AssertCheck(isnan(result),
"Copysign(nan,-1.0), expected nan, got %f",
result);
return TEST_COMPLETED;
}
/**
* \brief Checks a range of values between 0 and UINT32_MAX
*/
static int
copysign_rangeTest(void *args)
{
Uint32 i;
double test_value = 0.0;
SDLTest_AssertPass("Copysign: Testing a range of %u values with steps of %u",
RANGE_TEST_ITERATIONS,
RANGE_TEST_STEP);
for (i = 0; i < RANGE_TEST_ITERATIONS; i++, test_value += RANGE_TEST_STEP) {
double result;
/* These are tested elsewhere */
if (isnan(test_value) || isinf(test_value)) {
continue;
}
/* Only log failures to save performances */
result = SDL_copysign(test_value, 1.0);
if (result != test_value) {
SDLTest_AssertCheck(SDL_FALSE,
"Copysign(%.1f,%.1f), expected %.1f, got %.1f",
test_value, 1.0, test_value, result);
return TEST_ABORTED;
}
result = SDL_copysign(test_value, -1.0);
if (result != -test_value) {
SDLTest_AssertCheck(SDL_FALSE,
"Copysign(%.1f,%.1f), expected %.1f, got %.1f",
test_value, -1.0, -test_value, result);
return TEST_ABORTED;
}
}
return TEST_COMPLETED;
}
/* SDL_fmod tests functions */
/**
* \brief Checks division of positive and negative inifnity.
*/
static int
fmod_divOfInfCases(void *args)
{
double result;
result = SDL_fmod(INFINITY, -1.0);
SDLTest_AssertCheck(isnan(result),
"Fmod(%f,%.1f), expected %f, got %f",
INFINITY, -1.0, NAN, result);
result = SDL_fmod(INFINITY, 1.0);
SDLTest_AssertCheck(isnan(result),
"Fmod(%f,%.1f), expected %f, got %f",
INFINITY, 1.0, NAN, result);
result = SDL_fmod(-INFINITY, -1.0);
SDLTest_AssertCheck(isnan(result),
"Fmod(%f,%.1f), expected %f, got %f",
-INFINITY, -1.0, NAN, result);
result = SDL_fmod(-INFINITY, 1.0);
SDLTest_AssertCheck(isnan(result),
"Fmod(%f,%.1f), expected %f, got %f",
-INFINITY, 1.0, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks division by positive and negative inifnity.
*/
static int
fmod_divByInfCases(void *args)
{
double result;
result = SDL_fmod(1.0, INFINITY);
SDLTest_AssertCheck(1.0 == result,
"Fmod(%.1f,%f), expected %f, got %f",
1.0, INFINITY, 1.0, result);
result = SDL_fmod(-1.0, INFINITY);
SDLTest_AssertCheck(-1.0 == result,
"Fmod(%.1f,%f), expected %f, got %f",
-1.0, INFINITY, -1.0, result);
result = SDL_fmod(1.0, -INFINITY);
SDLTest_AssertCheck(1.0 == result,
"Fmod(%.1f,%f), expected %f, got %f",
1.0, -INFINITY, 1.0, result);
result = SDL_fmod(-1.0, -INFINITY);
SDLTest_AssertCheck(-1.0 == result,
"Fmod(%.1f,%f), expected %f, got %f",
-1.0, -INFINITY, -1.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks division of positive and negative zero.
*/
static int
fmod_divOfZeroCases(void *args)
{
const dd_to_d zero_cases[] = {
{ 0.0, 1.0, 0.0 },
{ 0.0, -1.0, 0.0 },
{ -0.0, 1.0, -0.0 },
{ -0.0, -1.0, -0.0 }
};
return helper_ddtod("Fmod", SDL_fmod, zero_cases, SDL_arraysize(zero_cases));
}
/**
* \brief Checks division by positive and negative zero.
*/
static int
fmod_divByZeroCases(void *args)
{
double result;
result = SDL_fmod(1.0, 0.0);
SDLTest_AssertCheck(isnan(result),
"Fmod(1.0,0.0), expected nan, got %f",
result);
result = SDL_fmod(-1.0, 0.0);
SDLTest_AssertCheck(isnan(result),
"Fmod(-1.0,0.0), expected nan, got %f",
result);
result = SDL_fmod(1.0, -0.0);
SDLTest_AssertCheck(isnan(result),
"Fmod(1.0,-0.0), expected nan, got %f",
result);
result = SDL_fmod(-1.0, -0.0);
SDLTest_AssertCheck(isnan(result),
"Fmod(-1.0,-0.0), expected nan, got %f",
result);
return TEST_COMPLETED;
}
/**
* \brief Checks the NaN cases.
*/
static int
fmod_nanCases(void *args)
{
double result;
result = SDL_fmod(NAN, 1.0);
SDLTest_AssertCheck(isnan(result),
"Fmod(nan,1.0), expected nan, got %f",
result);
result = SDL_fmod(NAN, -1.0);
SDLTest_AssertCheck(isnan(result),
"Fmod(nan,-1.0), expected nan, got %f",
result);
result = SDL_fmod(1.0, NAN);
SDLTest_AssertCheck(isnan(result),
"Fmod(1.0,nan), expected nan, got %f",
result);
result = SDL_fmod(-1.0, NAN);
SDLTest_AssertCheck(isnan(result),
"Fmod(-1.0,nan), expected nan, got %f",
result);
return TEST_COMPLETED;
}
/**
* \brief Checks a set of regular values.
*/
static int
fmod_regularCases(void *args)
{
const dd_to_d regular_cases[] = {
{ 3.5, 2.0, 1.5 },
{ -6.25, 3.0, -0.25 },
{ 7.5, 2.5, 0.0 },
{ 2.0 / 3.0, -1.0 / 3.0, 0.0 }
};
return helper_ddtod("Fmod", SDL_fmod, regular_cases, SDL_arraysize(regular_cases));
}
/**
* \brief Checks a range of values between 0 and UINT32_MAX
*/
static int
fmod_rangeTest(void *args)
{
Uint32 i;
double test_value = 0.0;
SDLTest_AssertPass("Fmod: Testing a range of %u values with steps of %u",
RANGE_TEST_ITERATIONS,
RANGE_TEST_STEP);
for (i = 0; i < RANGE_TEST_ITERATIONS; i++, test_value += RANGE_TEST_STEP) {
double result;
/* These are tested elsewhere */
if (isnan(test_value) || isinf(test_value)) {
continue;
}
/* Only log failures to save performances */
result = SDL_fmod(test_value, 1.0);
if (0.0 != result) {
SDLTest_AssertCheck(SDL_FALSE,
"Fmod(%.1f,%.1f), expected %.1f, got %.1f",
test_value, 1.0, 0.0, result);
return TEST_ABORTED;
}
}
return TEST_COMPLETED;
}
/* SDL_exp tests functions */
/**
* \brief Checks positive and negative infinity.
*/
static int
exp_infCases(void *args)
{
double result;
result = SDL_exp(INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Exp(%f), expected %f, got %f",
INFINITY, INFINITY, result);
result = SDL_exp(-INFINITY);
SDLTest_AssertCheck(0.0 == result,
"Exp(%f), expected %f, got %f",
-INFINITY, 0.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks positive and negative zero.
*/
static int
exp_zeroCases(void *args)
{
const d_to_d zero_cases[] = {
{ 0.0, 1.0 },
{ -0.0, 1.0 }
};
return helper_dtod("Exp", SDL_exp, zero_cases, SDL_arraysize(zero_cases));
}
/**
* \brief Checks for overflow.
*
* This test is skipped for double types larger than 64 bits.
*/
static int
exp_overflowCase(void *args)
{
double result;
if (sizeof(double) > 8) {
return TEST_SKIPPED;
}
result = SDL_exp(710.0);
SDLTest_AssertCheck(isinf(result),
"Exp(%f), expected %f, got %f",
710.0, INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks the base case of 1.0.
*/
static int
exp_baseCase(void *args)
{
const double result = SDL_exp(1.0);
SDLTest_AssertCheck(EULER == result,
"Exp(%f), expected %f, got %f",
1.0, EULER, result);
return TEST_COMPLETED;
}
/**
* \brief Checks a set of regular cases.
*/
static int
exp_regularCases(void *args)
{
/* Hexadecimal floating constants are not supported on C89 compilers */
const d_to_d regular_cases[] = {
{ -101.0, 1.36853947117385291381565719268793547578002532127613087E-44 },
{ -15.73, 0.00000014741707833928422931856502906683425990763681 },
{ -1.0, 0.36787944117144233402427744294982403516769409179688 },
{ -0.5, 0.60653065971263342426311737654032185673713684082031 },
{ 0.5, 1.64872127070012819416433558217249810695648193359375 },
{ 2.25, 9.48773583635852624240669683786109089851379394531250 },
{ 34.125, 661148770968660.375 },
{ 112.89, 10653788283588960962604279261058893737879589093376.0 },
{ 539.483, 1970107755334319939701129934673541628417235942656909222826926175622435588279443011110464355295725187195188154768877850257012251677751742837992843520967922303961718983154427294786640886286983037548604937796221048661733679844353544028160.0 },
};
return helper_dtod("Exp", SDL_exp, regular_cases, SDL_arraysize(regular_cases));
}
/* SDL_log tests functions */
/**
* \brief Checks limits (zeros and positive infinity).
*/
static int
log_limitCases(void *args)
{
double result;
result = SDL_log(INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Log(%f), expected %f, got %f",
INFINITY, INFINITY, result);
result = SDL_log(0.0);
SDLTest_AssertCheck(-INFINITY == result,
"Log(%f), expected %f, got %f",
0.0, -INFINITY, result);
result = SDL_log(-0.0);
SDLTest_AssertCheck(-INFINITY == result,
"Log(%f), expected %f, got %f",
-0.0, -INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks some base cases.
*/
static int
log_baseCases(void *args)
{
double result;
result = SDL_log(1.0);
SDLTest_AssertCheck(0.0 == result,
"Log(%f), expected %f, got %f",
1.0, 0.0, result);
result = SDL_log(EULER);
SDLTest_AssertCheck(1.0 == result,
"Log(%f), expected %f, got %f",
EULER, 1.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks the nan cases.
*/
static int
log_nanCases(void *args)
{
double result;
result = SDL_log(NAN);
SDLTest_AssertCheck(isnan(result),
"Log(%f), expected %f, got %f",
NAN, NAN, result);
result = SDL_log(-1234.5678);
SDLTest_AssertCheck(isnan(result),
"Log(%f), expected %f, got %f",
-1234.5678, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks a set of regular cases.
*/
static int
log_regularCases(void *args)
{
const d_to_d regular_cases[] = {
{ 5.0, 1.60943791243410028179994242236716672778129577636718750 },
{ 10.0, 2.302585092994045901093613792909309267997741699218750 },
{ 56.32, 4.031049711849786554296315443934872746467590332031250 },
{ 789.123, 6.670922202231861497523368598194792866706848144531250 },
{ 2734.876324, 7.91384149408957959792587644187733530998229980468750 }
};
return helper_dtod("Log", SDL_log, regular_cases, SDL_arraysize(regular_cases));
}
/* SDL_log10 tests functions */
/**
* \brief Checks limits (zeros and positive infinity).
*/
static int
log10_limitCases(void *args)
{
double result;
result = SDL_log10(INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Log10(%f), expected %f, got %f",
INFINITY, INFINITY, result);
result = SDL_log10(0.0);
SDLTest_AssertCheck(-INFINITY == result,
"Log10(%f), expected %f, got %f",
0.0, -INFINITY, result);
result = SDL_log10(-0.0);
SDLTest_AssertCheck(-INFINITY == result,
"Log10(%f), expected %f, got %f",
-0.0, -INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks some base cases.
*/
static int
log10_baseCases(void *args)
{
const d_to_d base_cases[] = {
{ 1.0, 0.0 },
{ 10.0, 1.0 },
{ 100.0, 2.0 },
{ 1000.0, 3.0 },
{ 10000.0, 4.0 },
{ 100000.0, 5.0 },
{ 1000000.0, 6.0 },
{ 10000000.0, 7.0 },
{ 100000000.0, 8.0 },
{ 1000000000.0, 9.0 },
};
return helper_dtod("Log10", SDL_log10, base_cases, SDL_arraysize(base_cases));
}
/**
* \brief Checks the nan cases.
*/
static int
log10_nanCases(void *args)
{
double result;
result = SDL_log10(NAN);
SDLTest_AssertCheck(isnan(result),
"Log10(%f), expected %f, got %f",
NAN, NAN, result);
result = SDL_log10(-1234.5678);
SDLTest_AssertCheck(isnan(result),
"Log10(%f), expected %f, got %f",
-1234.5678, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks a set of regular cases.
*/
static int
log10_regularCases(void *args)
{
const d_to_d regular_cases[] = {
{ 5.0, 0.698970004336018857493684208748163655400276184082031250 },
{ 12.5, 1.09691001300805646145875016372883692383766174316406250 },
{ 56.32, 1.750662646134055755453573510749265551567077636718750 },
{ 789.123, 2.8971447016351858927407647570362314581871032714843750 },
{ 2734.876324, 3.436937691540090433761633903486654162406921386718750 }
};
return helper_dtod("Log10", SDL_log10, regular_cases, SDL_arraysize(regular_cases));
}
/* SDL_pow tests functions */
/* Tests with positive and negative infinities as exponents */
/**
* \brief Checks the cases where the base is negative one and the exponent is infinity.
*/
static int
pow_baseNOneExpInfCases(void *args)
{
double result;
result = SDL_pow(-1.0, INFINITY);
SDLTest_AssertCheck(1.0 == result,
"Pow(%f,%f), expected %f, got %f",
-1.0, INFINITY, 1.0, result);
result = SDL_pow(-1.0, -INFINITY);
SDLTest_AssertCheck(1.0 == result,
"Pow(%f,%f), expected %f, got %f",
-1.0, -INFINITY, 1.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks the case where the base is zero and the exponent is negative infinity.
*/
static int
pow_baseZeroExpNInfCases(void *args)
{
double result;
result = SDL_pow(0.0, -INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
0.0, -INFINITY, INFINITY, result);
result = SDL_pow(-0.0, -INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
-0.0, -INFINITY, INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks the remaining cases where the exponent is infinity.
*/
static int
pow_expInfCases(void *args)
{
double result;
result = SDL_pow(0.5, INFINITY);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
0.5, INFINITY, 0.0, result);
result = SDL_pow(1.5, INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
1.5, INFINITY, INFINITY, result);
result = SDL_pow(0.5, -INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
0.5, INFINITY, INFINITY, result);
result = SDL_pow(1.5, -INFINITY);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
1.5, -INFINITY, 0.0, result);
return TEST_COMPLETED;
}
/* Tests with positive and negative infinities as base */
/**
* \brief Checks the cases with positive infinity as base.
*/
static int
pow_basePInfCases(void *args)
{
double result;
result = SDL_pow(INFINITY, -3.0);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
INFINITY, -3.0, 0.0, result);
result = SDL_pow(INFINITY, 2.0);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
INFINITY, 2.0, INFINITY, result);
result = SDL_pow(INFINITY, -2.12345);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
INFINITY, -2.12345, 0.0, result);
result = SDL_pow(INFINITY, 3.1345);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
INFINITY, 3.12345, INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks the cases with negative infinity as base.
*/
static int
pow_baseNInfCases(void *args)
{
double result;
result = SDL_pow(-INFINITY, -3.0);
SDLTest_AssertCheck(-0.0 == result,
"Pow(%f,%f), expected %f, got %f",
-INFINITY, -3.0, -0.0, result);
result = SDL_pow(-INFINITY, -2.0);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
-INFINITY, -2.0, 0.0, result);
result = SDL_pow(-INFINITY, -5.5);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
-INFINITY, -5.5, 0.0, result);
result = SDL_pow(-INFINITY, 3.0);
SDLTest_AssertCheck(-INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
-INFINITY, 3.0, -INFINITY, result);
result = SDL_pow(-INFINITY, 2.0);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
-INFINITY, 2.0, INFINITY, result);
result = SDL_pow(-INFINITY, 5.5);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
-INFINITY, 5.5, INFINITY, result);
return TEST_COMPLETED;
}
/* Tests related to nan */
/**
* \brief Checks the case where the base is finite and negative and exponent is finite and non-integer.
*/
static int
pow_badOperationCase(void *args)
{
const double result = SDL_pow(-2.0, 4.2);
SDLTest_AssertCheck(isnan(result),
"Pow(%f,%f), expected %f, got %f",
-2.0, 4.2, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks the case where the exponent is nan but the base is 1.
*/
static int
pow_base1ExpNanCase(void *args)
{
const double result = SDL_pow(1.0, NAN);
SDLTest_AssertCheck(1.0 == result,
"Pow(%f,%f), expected %f, got %f",
1.0, NAN, 1.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks the cases where the base is nan but the exponent is 0.
*/
static int
pow_baseNanExp0Cases(void *args)
{
double result;
result = SDL_pow(NAN, 0.0);
SDLTest_AssertCheck(1.0 == result,
"Pow(%f,%f), expected %f, got %f",
NAN, 0.0, 1.0, result);
return TEST_COMPLETED;
result = SDL_pow(NAN, -0.0);
SDLTest_AssertCheck(1.0 == result,
"Pow(%f,%f), expected %f, got %f",
NAN, -0.0, 1.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks the cases where either argument is nan.
*/
static int
pow_nanArgsCases(void *args)
{
double result;
result = SDL_pow(7.8, NAN);
SDLTest_AssertCheck(isnan(result),
"Pow(%f,%f), expected %f, got %f",
7.8, NAN, NAN, result);
result = SDL_pow(NAN, 10.0);
SDLTest_AssertCheck(isnan(result),
"Pow(%f,%f), expected %f, got %f",
NAN, 10.0, NAN, result);
result = SDL_pow(NAN, NAN);
SDLTest_AssertCheck(isnan(result),
"Pow(%f,%f), expected %f, got %f",
NAN, NAN, NAN, result);
return TEST_COMPLETED;
}
/* Tests with positive and negative zeros as base */
/**
* \brief Checks cases with negative zero as base and an odd exponent.
*/
static int
pow_baseNZeroExpOddCases(void *args)
{
double result;
result = SDL_pow(-0.0, -3.0);
SDLTest_AssertCheck(-INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
-0.0, -3.0, -INFINITY, result);
result = SDL_pow(-0.0, 3.0);
SDLTest_AssertCheck(-0.0 == result,
"Pow(%f,%f), expected %f, got %f",
-0.0, 3.0, -0.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks cases with positive zero as base and an odd exponent.
*/
static int
pow_basePZeroExpOddCases(void *args)
{
double result;
result = SDL_pow(0.0, -5.0);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
0.0, -5.0, INFINITY, result);
result = SDL_pow(0.0, 5.0);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
0.0, 5.0, 0.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks cases with negative zero as base and the exponent is finite and even or non-integer.
*/
static int
pow_baseNZeroCases(void *args)
{
double result;
result = SDL_pow(-0.0, -3.5);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
-0.0, -3.5, INFINITY, result);
result = SDL_pow(-0.0, -4.0);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
-0.0, -4.0, INFINITY, result);
result = SDL_pow(-0.0, 3.5);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
-0.0, 3.5, 0.0, result);
result = SDL_pow(-0.0, 4.0);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
-0.0, 4.0, 0.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks cases with positive zero as base and the exponent is finite and even or non-integer.
*/
static int
pow_basePZeroCases(void *args)
{
double result;
result = SDL_pow(0.0, -3.5);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
0.0, -3.5, INFINITY, result);
result = SDL_pow(0.0, -4.0);
SDLTest_AssertCheck(INFINITY == result,
"Pow(%f,%f), expected %f, got %f",
0.0, -4.0, INFINITY, result);
result = SDL_pow(0.0, 3.5);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
0.0, 3.5, 0.0, result);
result = SDL_pow(0.0, 4.0);
SDLTest_AssertCheck(0.0 == result,
"Pow(%f,%f), expected %f, got %f",
0.0, 4.0, 0.0, result);
return TEST_COMPLETED;
}
/* Remaining tests */
/**
* \brief Checks a set of regular values.
*/
static int
pow_regularCases(void *args)
{
const dd_to_d regular_cases[] = {
{ -391.25, -2.0, 0.00000653267870448815438463212659780943170062528224661946296691894531250 },
{ -72.3, 12.0, 20401381050275984310272.0 },
{ -5.0, 3.0, -125.0 },
{ 3.0, 2.5, 15.58845726811989607085706666111946105957031250 },
{ 39.23, -1.5, 0.0040697950366865498147972424192175822099670767784118652343750 },
{ 478.972, 12.125, 315326359630449587856007411793920.0 }
};
return helper_ddtod("Pow", SDL_pow, regular_cases, SDL_arraysize(regular_cases));
}
/**
* \brief Checks the powers of two from 1 to 8.
*/
static int
pow_powerOfTwo(void *args)
{
const dd_to_d power_of_two_cases[] = {
{ 2.0, 1, 2.0 },
{ 2.0, 2, 4.0 },
{ 2.0, 3, 8.0 },
{ 2.0, 4, 16.0 },
{ 2.0, 5, 32.0 },
{ 2.0, 6, 64.0 },
{ 2.0, 7, 128.0 },
{ 2.0, 8, 256.0 },
};
return helper_ddtod("Pow", SDL_pow, power_of_two_cases, SDL_arraysize(power_of_two_cases));
}
/**
* \brief Checks a range of values between 0 and UINT32_MAX to the power of 0.
*/
static int
pow_rangeTest(void *args)
{
Uint32 i;
double test_value = 0.0;
SDLTest_AssertPass("Pow: Testing a range of %u values with steps of %u",
RANGE_TEST_ITERATIONS,
RANGE_TEST_STEP);
for (i = 0; i < RANGE_TEST_ITERATIONS; i++, test_value += RANGE_TEST_STEP) {
double result;
/* These are tested elsewhere */
if (isnan(test_value) || isinf(test_value)) {
continue;
}
/* Only log failures to save performances */
result = SDL_pow(test_value, 0.0);
if (result != 1.0) {
SDLTest_AssertCheck(SDL_FALSE,
"Pow(%.1f,%.1f), expected %.1f, got %.1f",
test_value, 1.0, 1.0, result);
return TEST_ABORTED;
}
result = SDL_pow(test_value, -0.0);
if (result != 1.0) {
SDLTest_AssertCheck(SDL_FALSE,
"Pow(%.1f,%.1f), expected %.1f, got %.1f",
test_value, -0.0, 1.0, result);
return TEST_ABORTED;
}
}
return TEST_COMPLETED;
}
/* SDL_sqrt tests functions */
/**
* \brief Checks for positive infinity.
*/
static int
sqrt_infCase(void *args)
{
const double result = SDL_sqrt(INFINITY);
SDLTest_AssertCheck(INFINITY == result,
"Sqrt(%f), expected %f, got %f",
INFINITY, INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks for the nan case.
*/
static int
sqrt_nanCase(void *args)
{
const double result = SDL_sqrt(NAN);
SDLTest_AssertCheck(isnan(result),
"Sqrt(%f), expected %f, got %f",
NAN, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks for out of domain values (<0).
*/
static int
sqrt_outOfDomainCases(void *args)
{
double result;
result = SDL_sqrt(-1.0);
SDLTest_AssertCheck(isnan(result),
"Sqrt(%f), expected %f, got %f",
-1.0, NAN, result);
result = SDL_sqrt(-12345.6789);
SDLTest_AssertCheck(isnan(result),
"Sqrt(%f), expected %f, got %f",
-12345.6789, NAN, result);
result = SDL_sqrt(-INFINITY);
SDLTest_AssertCheck(isnan(result),
"Sqrt(%f), expected %f, got %f",
-INFINITY, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks a set of base cases.
*/
static int
sqrt_baseCases(void *args)
{
const d_to_d base_cases[] = {
{ -0.0, -0.0 },
{ 0.0, 0.0 },
{ 1.0, 1.0 }
};
return helper_dtod("Sqrt", SDL_sqrt, base_cases, SDL_arraysize(base_cases));
}
/**
* \brief Checks a set of regular cases.
*/
static int
sqrt_regularCases(void *args)
{
const d_to_d regular_cases[] = {
{ 4.0, 2.0 },
{ 9.0, 3.0 },
{ 27.2, 5.21536192416211896727418206864967942237854003906250 },
{ 240.250, 15.5 },
{ 1337.0, 36.565010597564445049556525191292166709899902343750 },
{ 2887.12782400000014604302123188972473144531250, 53.732 },
{ 65600.0156250, 256.125 }
};
return helper_dtod("Sqrt", SDL_sqrt, regular_cases, SDL_arraysize(regular_cases));
}
/* SDL_scalbn tests functions */
/**
* \brief Checks for positive and negative infinity arg.
*/
static int
scalbn_infCases(void *args)
{
double result;
result = SDL_scalbn(INFINITY, 1);
SDLTest_AssertCheck(INFINITY == result,
"Scalbn(%f,%d), expected %f, got %f",
INFINITY, 1, INFINITY, result);
result = SDL_scalbn(-INFINITY, 1);
SDLTest_AssertCheck(-INFINITY == result,
"Scalbn(%f,%d), expected %f, got %f",
-INFINITY, 1, -INFINITY, result);
return TEST_COMPLETED;
}
/**
* \brief Checks for positive and negative zero arg.
*/
static int
scalbn_baseZeroCases(void *args)
{
double result;
result = SDL_scalbn(0.0, 1);
SDLTest_AssertCheck(0.0 == result,
"Scalbn(%f,%d), expected %f, got %f",
0.0, 1, 0.0, result);
result = SDL_scalbn(-0.0, 1);
SDLTest_AssertCheck(-0.0 == result,
"Scalbn(%f,%d), expected %f, got %f",
-0.0, 1, -0.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks for zero exp.
*/
static int
scalbn_expZeroCase(void *args)
{
const double result = SDL_scalbn(42.0, 0);
SDLTest_AssertCheck(42.0 == result,
"Scalbn(%f,%d), expected %f, got %f",
42.0, 0, 42.0, result);
return TEST_COMPLETED;
}
/**
* \brief Checks for NAN arg.
*/
static int
scalbn_nanCase(void *args)
{
const double result = SDL_scalbn(NAN, 2);
SDLTest_AssertCheck(isnan(result),
"Scalbn(%f,%d), expected %f, got %f",
NAN, 2, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks a set of regular values.
*
* This test depends on SDL_pow functionning.
*/
static int
scalbn_regularCases(void *args)
{
double result, expected;
result = SDL_scalbn(2.0, 2);
expected = 2.0 * SDL_pow(FLT_RADIX, 2);
SDLTest_AssertCheck(result == expected,
"Scalbn(%f,%d), expected %f, got %f",
2.0, 2, expected, result);
result = SDL_scalbn(1.0, 13);
expected = 1.0 * SDL_pow(FLT_RADIX, 13);
SDLTest_AssertCheck(result == expected,
"Scalbn(%f,%d), expected %f, got %f",
1.0, 13, expected, result);
result = SDL_scalbn(2.0, -5);
expected = 2.0 * SDL_pow(FLT_RADIX, -5);
SDLTest_AssertCheck(result == expected,
"Scalbn(%f,%d), expected %f, got %f",
2.0, -5, expected, result);
result = SDL_scalbn(-1.0, -13);
expected = -1.0 * SDL_pow(FLT_RADIX, -13);
SDLTest_AssertCheck(result == expected,
"Scalbn(%f,%d), expected %f, got %f",
-1.0, -13, expected, result);
return TEST_COMPLETED;
}
/* SDL_cos tests functions */
/**
* \brief Checks positive and negative infinity.
*/
static int
cos_infCases(void *args)
{
double result;
result = SDL_cos(INFINITY);
SDLTest_AssertCheck(isnan(result),
"Cos(%f), expected %f, got %f",
INFINITY, NAN, result);
result = SDL_cos(-INFINITY);
SDLTest_AssertCheck(isnan(result),
"Cos(%f), expected %f, got %f",
-INFINITY, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks for nan.
*/
static int
cos_nanCase(void *args)
{
const double result = SDL_cos(NAN);
SDLTest_AssertCheck(isnan(result),
"Cos(%f), expected %f, got %f",
NAN, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks a set of regular values.
*/
static int
cos_regularCases(void *args)
{
const d_to_d regular_cases[] = {
{ -M_PI, -1.0 },
{ -0.0, 1.0 },
{ 0.0, 1.0 },
{ M_PI, -1.0 }
};
return helper_dtod("Cos", SDL_cos, regular_cases, SDL_arraysize(regular_cases));
}
/**
* \brief Checks cosine precision for the first 10 decimals.
*
* This function depends on SDL_floor functioning.
*/
static int
cos_precisionTest(void *args)
{
Uint32 i;
Uint32 iterations = 20;
double angle = 0.0;
double step = 2.0 * M_PI / iterations;
const double expected[] = {
10000000000.0, 9510565162.0, 8090169943.0, 5877852522.0, 3090169943.0,
0.0, -3090169943.0, -5877852522.0, -8090169943.0, -9510565162.0,
-10000000000.0, -9510565162.0, -8090169943.0, -5877852522.0, -3090169943.0,
0.0, 3090169943.0, 5877852522.0, 8090169943.0, 9510565162.0
};
for (i = 0; i < iterations; i++, angle += step) {
double result = SDL_cos(angle) * 1.0E10;
SDLTest_AssertCheck(SDL_trunc(result) == expected[i],
"Cos(%f), expected %f, got %f",
angle, expected[i], result);
}
return TEST_COMPLETED;
}
/**
* \brief Checks a range of values between 0 and UINT32_MAX.
*/
static int
cos_rangeTest(void *args)
{
Uint32 i;
double test_value = 0.0;
SDLTest_AssertPass("Cos: Testing a range of %u values with steps of %u",
RANGE_TEST_ITERATIONS,
RANGE_TEST_STEP);
for (i = 0; i < RANGE_TEST_ITERATIONS; i++, test_value += RANGE_TEST_STEP) {
double result;
/* These are tested elsewhere */
if (isnan(test_value) || isinf(test_value)) {
continue;
}
/* Only log failures to save performances */
result = SDL_cos(test_value);
if (result < -1.0 || result > 1.0) {
SDLTest_AssertCheck(SDL_FALSE,
"Cos(%.1f), expected [%.1f,%.1f], got %.1f",
test_value, -1.0, 1.0, result);
return TEST_ABORTED;
}
}
return TEST_COMPLETED;
}
/* SDL_sin tests functions */
/**
* \brief Checks positive and negative infinity.
*/
static int
sin_infCases(void *args)
{
double result;
result = SDL_sin(INFINITY);
SDLTest_AssertCheck(isnan(result),
"Sin(%f), expected %f, got %f",
INFINITY, NAN, result);
result = SDL_sin(-INFINITY);
SDLTest_AssertCheck(isnan(result),
"Sin(%f), expected %f, got %f",
-INFINITY, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks for nan.
*/
static int
sin_nanCase(void *args)
{
const double result = SDL_sin(NAN);
SDLTest_AssertCheck(isnan(result),
"Sin(%f), expected %f, got %f",
NAN, NAN, result);
return TEST_COMPLETED;
}
/**
* \brief Checks a set of regular values.
*/
static int
sin_regularCases(void *args)
{
const d_to_d regular_cases[] = {
{ -M_PI / 2, -1.0 },
{ -0.0, -0.0 },
{ 0.0, 0.0 },
{ M_PI / 2, 1.0 }
};
return helper_dtod("Sin", SDL_sin, regular_cases, SDL_arraysize(regular_cases));
}
/**
* \brief Checks sine precision for the first 10 decimals.
*/
static int
sin_precisionTest(void *args)
{
Uint32 i;
Uint32 iterations = 20;
double angle = 0.0;
double step = 2.0 * M_PI / iterations;
const double expected[] = {
0, 3090169943, 5877852522, 8090169943, 9510565162,
10000000000, 9510565162, 8090169943, 5877852522, 3090169943,
0, -3090169943, -5877852522, -8090169943, -9510565162,
-10000000000, -9510565162, -8090169943, -5877852522, -3090169943
};
for (i = 0; i < iterations; i++, angle += step) {
double result = SDL_sin(angle) * 1.0E10;
SDLTest_AssertCheck(SDL_trunc(result) == expected[i],
"Sin(%f), expected %f, got %f",
angle, expected[i], result);
}
return TEST_COMPLETED;
}
/**
* \brief Checks a range of values between 0 and UINT32_MAX.
*/
static int
sin_rangeTest(void *args)
{
Uint32 i;
double test_value = 0.0;
SDLTest_AssertPass("Sin: Testing a range of %u values with steps of %u",
RANGE_TEST_ITERATIONS,
RANGE_TEST_STEP);
for (i = 0; i < RANGE_TEST_ITERATIONS; i++, test_value += RANGE_TEST_STEP) {
double result;
/* These are tested elsewhere */
if (isnan(test_value) || isinf(test_value)) {
continue;
}
/* Only log failures to save performances */
result = SDL_sin(test_value);
if (result < -1.0 || result > 1.0) {
SDLTest_AssertCheck(SDL_FALSE,
"Sin(%.1f), expected [%.1f,%.1f], got %.1f",
test_value, -1.0, 1.0, result);
return TEST_ABORTED;
}
}
return TEST_COMPLETED;
}
/* ================= Test References ================== */
/* SDL_floor test cases */
static const SDLTest_TestCaseReference floorTestInf = {
(SDLTest_TestCaseFp) floor_infCases, "floor_infCases",
"Check positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference floorTestZero = {
(SDLTest_TestCaseFp) floor_zeroCases, "floor_zeroCases",
"Check positive and negative zero", TEST_ENABLED
};
static const SDLTest_TestCaseReference floorTestNan = {
(SDLTest_TestCaseFp) floor_nanCase, "floor_nanCase",
"Check the NaN special case", TEST_ENABLED
};
static const SDLTest_TestCaseReference floorTestRound = {
(SDLTest_TestCaseFp) floor_roundNumbersCases, "floor_roundNumberCases",
"Check a set of round numbers", TEST_ENABLED
};
static const SDLTest_TestCaseReference floorTestFraction = {
(SDLTest_TestCaseFp) floor_fractionCases, "floor_fractionCases",
"Check a set of fractions", TEST_ENABLED
};
static const SDLTest_TestCaseReference floorTestRange = {
(SDLTest_TestCaseFp) floor_rangeTest, "floor_rangeTest",
"Check a range of positive integer", TEST_ENABLED
};
/* SDL_ceil test cases */
static const SDLTest_TestCaseReference ceilTestInf = {
(SDLTest_TestCaseFp) ceil_infCases, "ceil_infCases",
"Check positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference ceilTestZero = {
(SDLTest_TestCaseFp) ceil_zeroCases, "ceil_zeroCases",
"Check positive and negative zero", TEST_ENABLED
};
static const SDLTest_TestCaseReference ceilTestNan = {
(SDLTest_TestCaseFp) ceil_nanCase, "ceil_nanCase",
"Check the NaN special case", TEST_ENABLED
};
static const SDLTest_TestCaseReference ceilTestRound = {
(SDLTest_TestCaseFp) ceil_roundNumbersCases, "ceil_roundNumberCases",
"Check a set of round numbers", TEST_ENABLED
};
static const SDLTest_TestCaseReference ceilTestFraction = {
(SDLTest_TestCaseFp) ceil_fractionCases, "ceil_fractionCases",
"Check a set of fractions", TEST_ENABLED
};
static const SDLTest_TestCaseReference ceilTestRange = {
(SDLTest_TestCaseFp) ceil_rangeTest, "ceil_rangeTest",
"Check a range of positive integer", TEST_ENABLED
};
/* SDL_trunc test cases */
static const SDLTest_TestCaseReference truncTestInf = {
(SDLTest_TestCaseFp) trunc_infCases, "trunc_infCases",
"Check positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference truncTestZero = {
(SDLTest_TestCaseFp) trunc_zeroCases, "trunc_zeroCases",
"Check positive and negative zero", TEST_ENABLED
};
static const SDLTest_TestCaseReference truncTestNan = {
(SDLTest_TestCaseFp) trunc_nanCase, "trunc_nanCase",
"Check the NaN special case", TEST_ENABLED
};
static const SDLTest_TestCaseReference truncTestRound = {
(SDLTest_TestCaseFp) trunc_roundNumbersCases, "trunc_roundNumberCases",
"Check a set of round numbers", TEST_ENABLED
};
static const SDLTest_TestCaseReference truncTestFraction = {
(SDLTest_TestCaseFp) trunc_fractionCases, "trunc_fractionCases",
"Check a set of fractions", TEST_ENABLED
};
static const SDLTest_TestCaseReference truncTestRange = {
(SDLTest_TestCaseFp) trunc_rangeTest, "trunc_rangeTest",
"Check a range of positive integer", TEST_ENABLED
};
/* SDL_round test cases */
static const SDLTest_TestCaseReference roundTestInf = {
(SDLTest_TestCaseFp) round_infCases, "round_infCases",
"Check positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference roundTestZero = {
(SDLTest_TestCaseFp) round_zeroCases, "round_zeroCases",
"Check positive and negative zero", TEST_ENABLED
};
static const SDLTest_TestCaseReference roundTestNan = {
(SDLTest_TestCaseFp) round_nanCase, "round_nanCase",
"Check the NaN special case", TEST_ENABLED
};
static const SDLTest_TestCaseReference roundTestRound = {
(SDLTest_TestCaseFp) round_roundNumbersCases, "round_roundNumberCases",
"Check a set of round numbers", TEST_ENABLED
};
static const SDLTest_TestCaseReference roundTestFraction = {
(SDLTest_TestCaseFp) round_fractionCases, "round_fractionCases",
"Check a set of fractions", TEST_ENABLED
};
static const SDLTest_TestCaseReference roundTestRange = {
(SDLTest_TestCaseFp) round_rangeTest, "round_rangeTest",
"Check a range of positive integer", TEST_ENABLED
};
/* SDL_fabs test cases */
static const SDLTest_TestCaseReference fabsTestInf = {
(SDLTest_TestCaseFp) fabs_infCases, "fabs_infCases",
"Check positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference fabsTestZero = {
(SDLTest_TestCaseFp) fabs_zeroCases, "fabs_zeroCases",
"Check positive and negative zero", TEST_ENABLED
};
static const SDLTest_TestCaseReference fabsTestNan = {
(SDLTest_TestCaseFp) fabs_nanCase, "fabs_nanCase",
"Check the NaN special case", TEST_ENABLED
};
static const SDLTest_TestCaseReference fabsTestRange = {
(SDLTest_TestCaseFp) fabs_rangeTest, "fabs_rangeTest",
"Check a range of positive integer", TEST_ENABLED
};
/* SDL_copysign test cases */
static const SDLTest_TestCaseReference copysignTestInf = {
(SDLTest_TestCaseFp) copysign_infCases, "copysign_infCases",
"Check positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference copysignTestZero = {
(SDLTest_TestCaseFp) copysign_zeroCases, "copysign_zeroCases",
"Check positive and negative zero", TEST_ENABLED
};
static const SDLTest_TestCaseReference copysignTestNan = {
(SDLTest_TestCaseFp) copysign_nanCases, "copysign_nanCases",
"Check the NaN special cases", TEST_ENABLED
};
static const SDLTest_TestCaseReference copysignTestRange = {
(SDLTest_TestCaseFp) copysign_rangeTest, "copysign_rangeTest",
"Check a range of positive integer", TEST_ENABLED
};
/* SDL_fmod test cases */
static const SDLTest_TestCaseReference fmodTestDivOfInf = {
(SDLTest_TestCaseFp) fmod_divOfInfCases, "fmod_divOfInfCases",
"Check division of positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference fmodTestDivByInf = {
(SDLTest_TestCaseFp) fmod_divByInfCases, "fmod_divByInfCases",
"Check division by positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference fmodTestDivOfZero = {
(SDLTest_TestCaseFp) fmod_divOfZeroCases, "fmod_divOfZeroCases",
"Check division of positive and negative zero", TEST_ENABLED
};
static const SDLTest_TestCaseReference fmodTestDivByZero = {
(SDLTest_TestCaseFp) fmod_divByZeroCases, "fmod_divByZeroCases",
"Check division by positive and negative zero", TEST_ENABLED
};
static const SDLTest_TestCaseReference fmodTestNan = {
(SDLTest_TestCaseFp) fmod_nanCases, "fmod_nanCases",
"Check the NaN special cases", TEST_ENABLED
};
static const SDLTest_TestCaseReference fmodTestRegular = {
(SDLTest_TestCaseFp) fmod_regularCases, "fmod_regularCases",
"Check a set of regular values", TEST_ENABLED
};
static const SDLTest_TestCaseReference fmodTestRange = {
(SDLTest_TestCaseFp) fmod_rangeTest, "fmod_rangeTest",
"Check a range of positive integer", TEST_ENABLED
};
/* SDL_exp test cases */
static const SDLTest_TestCaseReference expTestInf = {
(SDLTest_TestCaseFp) exp_infCases, "exp_infCases",
"Check positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference expTestZero = {
(SDLTest_TestCaseFp) exp_zeroCases, "exp_zeroCases",
"Check for positive and negative zero", TEST_ENABLED
};
static const SDLTest_TestCaseReference expTestOverflow = {
(SDLTest_TestCaseFp) exp_overflowCase, "exp_overflowCase",
"Check for overflow", TEST_ENABLED
};
static const SDLTest_TestCaseReference expTestBase = {
(SDLTest_TestCaseFp) exp_baseCase, "exp_baseCase",
"Check the base case of 1.0", TEST_ENABLED
};
static const SDLTest_TestCaseReference expTestRegular = {
(SDLTest_TestCaseFp) exp_regularCases, "exp_regularCases",
"Check a set of regular values", TEST_ENABLED
};
/* SDL_log test cases */
static const SDLTest_TestCaseReference logTestLimit = {
(SDLTest_TestCaseFp) log_limitCases, "log_limitCases",
"Check for limits", TEST_ENABLED
};
static const SDLTest_TestCaseReference logTestNan = {
(SDLTest_TestCaseFp) log_nanCases, "log_nanCases",
"Check for the nan cases", TEST_ENABLED
};
static const SDLTest_TestCaseReference logTestBase = {
(SDLTest_TestCaseFp) log_baseCases, "log_baseCases",
"Check for base cases", TEST_ENABLED
};
static const SDLTest_TestCaseReference logTestRegular = {
(SDLTest_TestCaseFp) log_regularCases, "log_regularCases",
"Check a set of regular values", TEST_ENABLED
};
/* SDL_log10 test cases */
static const SDLTest_TestCaseReference log10TestLimit = {
(SDLTest_TestCaseFp) log10_limitCases, "log10_limitCases",
"Check for limits", TEST_ENABLED
};
static const SDLTest_TestCaseReference log10TestNan = {
(SDLTest_TestCaseFp) log10_nanCases, "log10_nanCases",
"Check for the nan cases", TEST_ENABLED
};
static const SDLTest_TestCaseReference log10TestBase = {
(SDLTest_TestCaseFp) log10_baseCases, "log10_baseCases",
"Check for base cases", TEST_ENABLED
};
static const SDLTest_TestCaseReference log10TestRegular = {
(SDLTest_TestCaseFp) log10_regularCases, "log10_regularCases",
"Check a set of regular values", TEST_ENABLED
};
/* SDL_pow test cases */
static const SDLTest_TestCaseReference powTestExpInf1 = {
(SDLTest_TestCaseFp) pow_baseNOneExpInfCases, "pow_baseNOneExpInfCases",
"Check for pow(-1, +/-inf)", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestExpInf2 = {
(SDLTest_TestCaseFp) pow_baseZeroExpNInfCases, "pow_baseZeroExpNInfCases",
"Check for pow(+/-0, -inf)", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestExpInf3 = {
(SDLTest_TestCaseFp) pow_expInfCases, "pow_expInfCases",
"Check for pow(x, +/-inf)", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestBaseInf1 = {
(SDLTest_TestCaseFp) pow_basePInfCases, "pow_basePInfCases",
"Check for pow(inf, x)", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestBaseInf2 = {
(SDLTest_TestCaseFp) pow_baseNInfCases, "pow_baseNInfCases",
"Check for pow(-inf, x)", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestNan1 = {
(SDLTest_TestCaseFp) pow_badOperationCase, "pow_badOperationCase",
"Check for negative finite base and non-integer finite exponent", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestNan2 = {
(SDLTest_TestCaseFp) pow_base1ExpNanCase, "pow_base1ExpNanCase",
"Check for pow(1.0, nan)", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestNan3 = {
(SDLTest_TestCaseFp) pow_baseNanExp0Cases, "pow_baseNanExp0Cases",
"Check for pow(nan, +/-0)", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestNan4 = {
(SDLTest_TestCaseFp) pow_nanArgsCases, "pow_nanArgsCases",
"Check for pow(x, y) with either x or y being nan", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestZero1 = {
(SDLTest_TestCaseFp) pow_baseNZeroExpOddCases, "pow_baseNZeroExpOddCases",
"Check for pow(-0.0, y), with y an odd integer.", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestZero2 = {
(SDLTest_TestCaseFp) pow_basePZeroExpOddCases, "pow_basePZeroExpOddCases",
"Check for pow(0.0, y), with y an odd integer.", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestZero3 = {
(SDLTest_TestCaseFp) pow_baseNZeroCases, "pow_baseNZeroCases",
"Check for pow(-0.0, y), with y finite and even or non-integer number", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestZero4 = {
(SDLTest_TestCaseFp) pow_basePZeroCases, "pow_basePZeroCases",
"Check for pow(0.0, y), with y finite and even or non-integer number", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestRegular = {
(SDLTest_TestCaseFp) pow_regularCases, "pow_regularCases",
"Check a set of regular values", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestPowOf2 = {
(SDLTest_TestCaseFp) pow_powerOfTwo, "pow_powerOfTwo",
"Check the powers of two from 1 to 8", TEST_ENABLED
};
static const SDLTest_TestCaseReference powTestRange = {
(SDLTest_TestCaseFp) pow_rangeTest, "pow_rangeTest",
"Check a range of positive integer to the power of 0", TEST_ENABLED
};
/* SDL_sqrt test cases */
static const SDLTest_TestCaseReference sqrtTestInf = {
(SDLTest_TestCaseFp) sqrt_infCase, "sqrt_infCase",
"Check positive infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference sqrtTestNan = {
(SDLTest_TestCaseFp) sqrt_nanCase, "sqrt_nanCase",
"Check the NaN special case", TEST_ENABLED
};
static const SDLTest_TestCaseReference sqrtTestDomain = {
(SDLTest_TestCaseFp) sqrt_outOfDomainCases, "sqrt_outOfDomainCases",
"Check for out of domain values", TEST_ENABLED
};
static const SDLTest_TestCaseReference sqrtTestBase = {
(SDLTest_TestCaseFp) sqrt_baseCases, "sqrt_baseCases",
"Check the base cases", TEST_ENABLED
};
static const SDLTest_TestCaseReference sqrtTestRegular = {
(SDLTest_TestCaseFp) sqrt_regularCases, "sqrt_regularCases",
"Check a set of regular values", TEST_ENABLED
};
/* SDL_scalbn test cases */
static const SDLTest_TestCaseReference scalbnTestInf = {
(SDLTest_TestCaseFp) scalbn_infCases, "scalbn_infCases",
"Check positive and negative infinity arg", TEST_ENABLED
};
static const SDLTest_TestCaseReference scalbnTestBaseZero = {
(SDLTest_TestCaseFp) scalbn_baseZeroCases, "scalbn_baseZeroCases",
"Check for positive and negative zero arg", TEST_ENABLED
};
static const SDLTest_TestCaseReference scalbnTestExpZero = {
(SDLTest_TestCaseFp) scalbn_expZeroCase, "scalbn_expZeroCase",
"Check for zero exp", TEST_ENABLED
};
static const SDLTest_TestCaseReference scalbnTestNan = {
(SDLTest_TestCaseFp) scalbn_nanCase, "scalbn_nanCase",
"Check the NaN special case", TEST_ENABLED
};
static const SDLTest_TestCaseReference scalbnTestRegular = {
(SDLTest_TestCaseFp) scalbn_regularCases, "scalbn_regularCases",
"Check a set of regular cases", TEST_ENABLED
};
/* SDL_cos test cases */
static const SDLTest_TestCaseReference cosTestInf = {
(SDLTest_TestCaseFp) cos_infCases, "cos_infCases",
"Check for positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference cosTestNan = {
(SDLTest_TestCaseFp) cos_nanCase, "cos_nanCase",
"Check the NaN special case", TEST_ENABLED
};
static const SDLTest_TestCaseReference cosTestRegular = {
(SDLTest_TestCaseFp) cos_regularCases, "cos_regularCases",
"Check a set of regular cases", TEST_ENABLED
};
static const SDLTest_TestCaseReference cosTestPrecision = {
(SDLTest_TestCaseFp) cos_precisionTest, "cos_precisionTest",
"Check cosine precision to the tenth decimal", TEST_ENABLED
};
static const SDLTest_TestCaseReference cosTestRange = {
(SDLTest_TestCaseFp) cos_rangeTest, "cos_rangeTest",
"Check a range of positive integer", TEST_ENABLED
};
/* SDL_sin test cases */
static const SDLTest_TestCaseReference sinTestInf = {
(SDLTest_TestCaseFp) sin_infCases, "sin_infCases",
"Check for positive and negative infinity", TEST_ENABLED
};
static const SDLTest_TestCaseReference sinTestNan = {
(SDLTest_TestCaseFp) sin_nanCase, "sin_nanCase",
"Check the NaN special case", TEST_ENABLED
};
static const SDLTest_TestCaseReference sinTestRegular = {
(SDLTest_TestCaseFp) sin_regularCases, "sin_regularCases",
"Check a set of regular cases", TEST_ENABLED
};
static const SDLTest_TestCaseReference sinTestPrecision = {
(SDLTest_TestCaseFp) sin_precisionTest, "sin_precisionTest",
"Check sine precision to the tenth decimal", TEST_ENABLED
};
static const SDLTest_TestCaseReference sinTestRange = {
(SDLTest_TestCaseFp) sin_rangeTest, "sin_rangeTest",
"Check a range of positive integer", TEST_ENABLED
};
static const SDLTest_TestCaseReference *mathTests[] = {
&floorTestInf, &floorTestZero, &floorTestNan,
&floorTestRound, &floorTestFraction, &floorTestRange,
&ceilTestInf, &ceilTestZero, &ceilTestNan,
&ceilTestRound, &ceilTestFraction, &ceilTestRange,
&truncTestInf, &truncTestZero, &truncTestNan,
&truncTestRound, &truncTestFraction, &truncTestRange,
&roundTestInf, &roundTestZero, &roundTestNan,
&roundTestRound, &roundTestFraction, &roundTestRange,
&fabsTestInf, &fabsTestZero, &fabsTestNan, &fabsTestRange,
&copysignTestInf, &copysignTestZero, &copysignTestNan, &copysignTestRange,
&fmodTestDivOfInf, &fmodTestDivByInf, &fmodTestDivOfZero, &fmodTestDivByZero,
&fmodTestNan, &fmodTestRegular, &fmodTestRange,
&expTestInf, &expTestZero, &expTestOverflow,
&expTestBase, &expTestRegular,
&logTestLimit, &logTestNan,
&logTestBase, &logTestRegular,
&log10TestLimit, &log10TestNan,
&log10TestBase, &log10TestRegular,
&powTestExpInf1, &powTestExpInf2, &powTestExpInf3,
&powTestBaseInf1, &powTestBaseInf2,
&powTestNan1, &powTestNan2, &powTestNan3, &powTestNan4,
&powTestZero1, &powTestZero2, &powTestZero3, &powTestZero4,
&powTestRegular, &powTestPowOf2, &powTestRange,
&sqrtTestInf, &sqrtTestNan, &sqrtTestDomain,
&sqrtTestBase, &sqrtTestRegular,
&scalbnTestInf, &scalbnTestBaseZero, &scalbnTestExpZero,
&scalbnTestNan, &scalbnTestRegular,
&cosTestInf, &cosTestNan, &cosTestRegular,
&cosTestPrecision, &cosTestRange,
&sinTestInf, &sinTestNan, &sinTestRegular,
&sinTestPrecision, &sinTestRange,
NULL
};
SDLTest_TestSuiteReference mathTestSuite = { "Math", NULL, mathTests, NULL };