diff --git a/tests/inputs/variables.scss b/tests/inputs/variables.scss
index 3606b01e..53a6c1ea 100644
--- a/tests/inputs/variables.scss
+++ b/tests/inputs/variables.scss
@@ -41,3 +41,14 @@ del {
     color: $something;
 }
 
+$font-family-simple: Arial !default;
+$font-family-spaces: Helvetica Nueue !default;
+$font-family-quotes: "Helvetica Nueue" !default;
+$font-family-commas: Helvetica, Arial, sans-serif !default;
+
+body {
+    font-family: $font-family-simple;
+    font-family: $font-family-spaces;
+    font-family: $font-family-quotes;
+    font-family: $font-family-commas;
+}
diff --git a/tests/outputs/variables.css b/tests/outputs/variables.css
index 3cfed718..2864012f 100644
--- a/tests/outputs/variables.css
+++ b/tests/outputs/variables.css
@@ -15,3 +15,9 @@ del {
   color: red; }
   del div pre {
     color: red; }
+
+body {
+  font-family: Arial;
+  font-family: Helvetica Nueue;
+  font-family: "Helvetica Nueue";
+  font-family: Helvetica, Arial, sans-serif; }