diff --git a/test/testautomation_math.c b/test/testautomation_math.c index d8f4fd4d5..be07bddea 100644 --- a/test/testautomation_math.c +++ b/test/testautomation_math.c @@ -1545,6 +1545,92 @@ pow_rangeTest(void *args) 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)); +} + /* ================= Test References ================== */ /* SDL_floor test cases */ @@ -1852,6 +1938,29 @@ static const SDLTest_TestCaseReference powTestRange = { "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 +}; + static const SDLTest_TestCaseReference *mathTests[] = { &floorTestInf, &floorTestZero, &floorTestNan, &floorTestRound, &floorTestFraction, &floorTestRange, @@ -1887,6 +1996,9 @@ static const SDLTest_TestCaseReference *mathTests[] = { &powTestZero1, &powTestZero2, &powTestZero3, &powTestZero4, &powTestRegular, &powTestPowOf2, &powTestRange, + &sqrtTestInf, &sqrtTestNan, &sqrtTestDomain, + &sqrtTestBase, &sqrtTestRegular, + NULL };