Commit 7041bbaf0031b756af6907bf9f78b8a5667e9f14
2022-05-15T11:36:12
Test: Add Log tests to math suite.
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diff --git a/test/testautomation_math.c b/test/testautomation_math.c
index 95243b4..bb50f3a 100644
--- a/test/testautomation_math.c
+++ b/test/testautomation_math.c
@@ -962,6 +962,92 @@ exp_regularCases(void *args)
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 ================== */
/* SDL_floor test cases */
@@ -1164,6 +1250,25 @@ static const SDLTest_TestCaseReference expTestRegular = {
"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[] = {
&floorTestInf, &floorTestZero, &floorTestNan,
&floorTestRound, &floorTestFraction, &floorTestRange,
@@ -1187,6 +1292,9 @@ static const SDLTest_TestCaseReference *mathTests[] = {
&expTestInf, &expTestZero, &expTestOverflow,
&expTestBase, &expTestRegular,
+ &logTestLimit, &logTestNan,
+ &logTestBase, &logTestRegular,
+
NULL
};