Leaves - Cloudy

lib/array_equals.rb

@@ -1,5 +1,16 @@
 # Determines if the two input arrays have the same count of elements
 # and the same integer values in the same exact order
-def array_equals(array1, array2)
-  raise NotImplementedError
-end
+def array_equals(arr1, arr2)
+  if (arr1 == [] && arr2 == [] || arr1 == nil && arr2 == nil)
+    return true
+  elsif arr1 == nil || arr2 == nil || arr1.length != arr2.length
+    return false 
+  else
+    arr1.length.times do |num|
+      if arr1[num] != arr2[num]
+        return false
+      end
+    end
+    return true
+  end
+end

test/array_equals_test.rb

@@ -7,65 +7,65 @@
     it "arrays are equal" do
       array1 = [10, 20, 30, 40, 50, 60]
       array2 = [10, 20, 30, 40, 50, 60]
-
+      
       array_equals(array1, array2).must_equal true
     end
-
+    
     it "arrays not equal: first six elements are same" do
       array1 = [10, 20, 30, 40, 50, 60]
       array2 = [10, 20, 30, 40, 50, 60, 70]
-
+      
       array_equals(array1, array2).must_equal false
     end
-
+    
     it "arrays not equal: same count of elements" do
       array1 = [10, 20, 30, 40, 50, 60]
       array2 = [20, 3, 50, 10, 68, 74]
-
+      
       array_equals(array1, array2).must_equal false
     end
   end
-
+  
   describe "edge cases" do
     it "arrays are empty: equal" do
       array1 = []
       array2 = []
-
+      
       array_equals(array1, array2).must_equal true
     end
-
+    
     it "only first array is empty: not equal" do
       array1 = []
       array2 = [50, 30]
-
+      
       array_equals(array1, array2).must_equal false
     end
-
+    
     it "only second array is empty: not equal" do
       array1 = [20]
       array2 = []
-
+      
       array_equals(array1, array2).must_equal false
     end
-
+    
     it "arrays are nil: equal" do
       array1 = nil
       array2 = nil
-
+      
       array_equals(array1, array2).must_equal true
     end
-
+    
     it "only first array is nil: not equal" do
       array1 = nil
       array2 = [10, 20]
-
+      
       array_equals(array1, array2).must_equal false
     end
-
+    
     it "only second array is nil: not equal" do
       array1 = [20]
       array2 = nil
-
+      
       array_equals(array1, array2).must_equal false
     end
   end