Added proper fraction test

Author: Seti-Jemal

Sprint-3/1-implement-and-rewrite-tests/implement/2-is-proper-fraction.js

@@ -37,16 +37,18 @@ function assertEquals(actualOutput, targetOutput) {
 assertEquals(isProperFraction(1, 2), true);
 //Test
 // Proper fraction 
-assertEqual(isproperFraction(3,5), true);
+assertEqual(isProperFraction(3,5), true);
 assertEual(isProperFraction(4,8), true);
-assertEqual(isproperfraction (-1,-2) false);
+assertEqual(isproperFraction(-1,2), true);
 
 
 //Not
-assertEqual(isproperFraction(9/7),false);
-assertEqual(isproperFracton(13/11),false);
+assertEqual(isproperFraction(9/7), false);
+assertEqual(isproperFracton(13/11), false);
+assertEqual(isProperFraction(-1,-2), false);
+assertEqual(ispProperFraction(1,-2), false)
 
 //Edge case
-assertEqual(isperoperFractio(0/5),true);
+assertEqual(isperoperFractio(0/5), true);