1 files changed, 6 insertions, 1 deletions
diff --git a/spec/unit/parser/functions/abs_spec.rb b/spec/unit/parser/functions/abs_spec.rb
index 6bf0b41..65ba2e8 100755
--- a/spec/unit/parser/functions/abs_spec.rb
+++ b/spec/unit/parser/functions/abs_spec.rb
@@ -19,8 +19,13 @@ describe "the abs function" do
   end
 
   it "should convert a negative number into a positive" do
-    result = @scope.function_abs([-34])
+    result = @scope.function_abs(["-34"])
     result.should(eq(34))
   end
 
+  it "should do nothing with a positive number" do
+    result = @scope.function_abs(["5678"])
+    result.should(eq(5678))
+  end
+
 end