Utilities > CssSelector > useful methods related to CSS selectors

src/Traits/Test/Base/BaseTestCaseTrait.php

@@ -49,6 +49,20 @@ trait BaseTestCaseTrait
         yield[[]];
     }
 
+    /**
+     * Provides an empty scalar value
+     *
+     * @return Generator
+     */
+    public function provideEmptyScalarValue()
+    {
+        yield[''];
+        yield['   '];
+        yield[null];
+        yield[0];
+        yield[false];
+    }
+
     /**
      * Provides boolean value
      *