Update: checking the output

jb1717 · jb1717 · commit 0db8a3446cae · 2015-09-07T14:02:34.000+02:00
diff --git a/10_Harshad_Number/C/jb1717/10_Harshad_Number_test.c b/10_Harshad_Number/C/jb1717/10_Harshad_Number_test.c
@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <assert.h>
 #include "10_Harshad_Number.h"
 
 /*
@@ -7,12 +8,25 @@
 int main(void)
 {
   int pretty = 0;
+  int idx = 0;
+  int sample[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
+		  12, 18, 20, 21, 24, 27, 30, 36,
+		  40, 42, 45, 48, 50, 54, 60, 63,
+		  70, 72, 80, 81, 84, 90, 100, 102,
+		  108, 110, 111, 112, 114, 117, 120,
+		  126, 132, 133, 135, 140, 144, 150,
+		  152,153, 156, 162, 171, 180, 190,
+		  192, 195, 198, 200};
 
   printf("Display all Harshad numbers between 1 and 200\n\n");
+
   for (int i = 0; i < 201; ++i)
     {
       if (isHarshad(i))
 	{
+	  // if a number is consider Harshad but not in the sample
+	  assert(sample[idx++] == i);
+
 	  printf("%d", i);
 	  pretty++;
 	  if (pretty % 5 == 0)
@@ -21,6 +35,6 @@ int main(void)
 	    printf("\t");
 	}
     }
-  printf("\n\n=== END ===\n");
+  printf("\n\n=== END ===\n\n");
   return (0);
 }
