Add modulo tests

1 files changed, 24 insertions, 0 deletions

diff --git a/run_tests.sh b/run_tests.sh
index b8088f0..ea83e92 100644
--- a/run_tests.sh
+++ b/run_tests.sh
@@ -1,3 +1,6 @@
+MAX_SINT="2147483647"
+MIN_SING="-2147483648"
+
 (( FAIL = 0 ))
 (( PASS = 0 ))
 
@@ -65,4 +68,25 @@ run_test "./math-int div -25 -5 5"
 #Two nefative args with remainder
 run_test "./math-int div -24 -5 4"
 
+################################################################################
+#Integer Modulo                                                                #
+################################################################################
+
+#Test Modulo is zero
+run_test "./math-int mod 18 6 0"
+#Test Modulo is non-zero
+run_test "./math-int mod 59 12 11"
+#Test arg0 negative modulo is zero
+run_test "./math-int mod -20 5 0"
+#Test arg0 negative modulo is non-zero (In the real world -18 % 5 = 2)
+run_test "./math-int mod -18 5 -3"
+#Test arg1 negative modulo is zero
+run_test "./math-int mod 50 -10 0"
+#Test arg1 negative modulo is non-zero (In the real world 16 % -3 = -2)
+run_test "./math-int mod 16 -3 1"
+#Test arg1 = MAX_SINT
+run_test "./math-int mod ${MAX_SINT} 12345 9172"
+#Test arg1 = MIN_SINT (In the real world MIN_SING % 476 = 348)
+run_test "./math-int mod ${MIN_SINT} 476 -128"
+
 echo "$PASS passes, $FAIL fails"