is proper fraction

Sprint-3/1-key-implement/2-is-proper-fraction.js

@@ -8,9 +8,14 @@
 // write one test at a time, and make it pass, build your solution up methodically
 
 function isProperFraction(numerator, denominator) {
-    if (numerator < denominator) return true;
+  if (numerator < denominator) {
+    return true;
+  } else if (numerator >= denominator) {
+    return false;
+  } else if (numerator === 1) {
+    return true;
+  }
 }
-
 // here's our helper again
 function assertEquals(actualOutput, targetOutput) {
   console.assert(
@@ -41,13 +46,15 @@ assertEquals(improperFraction, false);
 // Explanation: The fraction -4/7 is a proper fraction because the absolute value of the numerator (4) is less than the denominator (7). The function should return true.
 const negativeFraction = isProperFraction(-4, 7);
 // ====> complete with your assertion
-
+assertEquals(negativeFraction, true);
 // Equal Numerator and Denominator check:
 // Input: numerator = 3, denominator = 3
 // target output: false
 // Explanation: The fraction 3/3 is not a proper fraction because the numerator is equal to the denominator. The function should return false.
 const equalFraction = isProperFraction(3, 3);
 // ====> complete with your assertion
-
+assertEquals(equalFraction, false);
 // Stretch:
 // What other scenarios could you test for?
+const unitFraction = isProperFraction(1, 9);
+assertEquals(unitFraction, true);