Add test for no specified config

Author: hudochenkov

test/fixtures/without-specified-config.css

@@ -0,0 +1,24 @@
+.platform-organize-media {
+    &__items {
+        margin-bottom: 24px;
+    }
+    width: 80px;
+    font-size: 12px;
+    $size: 20px;
+    display: inline-block;
+    border: 2px solid #fff;
+    &__item {
+    }
+    &__nav-item {
+        width: 80px;
+        display: inline-block;
+        border: 2px solid #fff;
+        font-size: 12px;
+        &:hover {
+            background: rgba(255, 255, 255, .2);
+        }
+        line-height: 26px;
+        transition: background .15s;
+        cursor: pointer;
+    }
+}

test/fixtures/without-specified-config.expected.css

@@ -0,0 +1,27 @@
+.platform-organize-media {
+    $size: 20px;
+
+    display: inline-block;
+    width: 80px;
+    border: 2px solid #fff;
+    font-size: 12px;
+
+    &__items {
+        margin-bottom: 24px;
+    }
+    &__item {
+    }
+    &__nav-item {
+        display: inline-block;
+        width: 80px;
+        border: 2px solid #fff;
+        font-size: 12px;
+        line-height: 26px;
+        cursor: pointer;
+        transition: background .15s;
+
+        &:hover {
+            background: rgba(255, 255, 255, .2);
+        }
+    }
+}

test/test.js

@@ -177,6 +177,6 @@ test('Should sort at-rules by name', t => {
     ] });
 });
 
-test.skip('Should use default config if config is empty', t => {
-    return run(t, 'at-rules-by-name', { });
+test('Should use default config if config is empty', t => {
+    return run(t, 'without-specified-config');
 });