test: Add test when base param is a string

Author: defvova

lib/cva/helper.rb

@@ -17,7 +17,7 @@ module Helper
       # This data is shared through the class and
       # can be accessed to build variant-specific class names dynamically.
       #
-      # @param base [Array<String>] Base class names applied to the object/component.
+      # @param base [Array<String> | String] Base class names applied to the object/component.
       # @param schema [Hash] Schema for defining variants, default variants, and compound variants.
       #
       # @return [void]

test/cva/test_cva_helper.rb

@@ -73,10 +73,8 @@ def test_when_schema_structure_invalid # rubocop:disable Metrics
     end
 
     def test_schema_with_variants
-      self.class.cva(
-        ["px-4 py-2", "bg-red-100"],
-        { variants: { size: { medium: "text-base", small: "text-sm" } } }
-      )
+      self.class.cva("px-4 py-2 bg-red-100",
+                     { variants: { size: { medium: "text-base", small: "text-sm" } } })
 
       assert_equal "px-4 py-2 bg-red-100 text-base", self.class.variants({ size: :medium })
       assert_equal "px-4 py-2 bg-red-100 text-sm", self.class.variants({ size: :small })

test/cva/test_integration_helper.rb

@@ -9,7 +9,7 @@ class TestIntegrationHelper < ActionView::TestCase
     include RenderERBUtils
 
     cva(
-      ["px-4 py-2", "bg-red-100"],
+      "px-4 py-2 bg-red-100",
       {
         variants: { size: { medium: "text-base", small: "text-sm", large: "text-xl" },
                     color: { red: "text-red-100" } },