Test: Add Log tests to math suite.

main
Pierre Wendling 2022-05-15 11:36:12 -04:00 committed by Sam Lantinga
parent dd30ff2e31
commit 7041bbaf00
1 changed files with 108 additions and 0 deletions

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@ -962,6 +962,92 @@ exp_regularCases(void *args)
return helper_dtod("Exp", SDL_exp, regular_cases, SDL_arraysize(regular_cases)); 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));
}
/* ================= Test References ================== */ /* ================= Test References ================== */
/* SDL_floor test cases */ /* SDL_floor test cases */
@ -1164,6 +1250,25 @@ static const SDLTest_TestCaseReference expTestRegular = {
"Check a set of regular values", TEST_ENABLED "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
};
static const SDLTest_TestCaseReference *mathTests[] = { static const SDLTest_TestCaseReference *mathTests[] = {
&floorTestInf, &floorTestZero, &floorTestNan, &floorTestInf, &floorTestZero, &floorTestNan,
&floorTestRound, &floorTestFraction, &floorTestRange, &floorTestRound, &floorTestFraction, &floorTestRange,
@ -1187,6 +1292,9 @@ static const SDLTest_TestCaseReference *mathTests[] = {
&expTestInf, &expTestZero, &expTestOverflow, &expTestInf, &expTestZero, &expTestOverflow,
&expTestBase, &expTestRegular, &expTestBase, &expTestRegular,
&logTestLimit, &logTestNan,
&logTestBase, &logTestRegular,
NULL NULL
}; };