Add test for referenceValue schema (#766)

Author: lukasoppermann

src/schemas/referenceValue.ts

@@ -2,7 +2,7 @@ import {z} from 'zod'
 import {schemaErrorMessage} from '../utilities/schemaErrorMessage'
 
 export const referenceValue = z.string().refine(
-  ref => /^{\w+\.(\w+\.|@\.)*(\w+|@)}$/.test(ref),
+  ref => /^{\w+(\.\w+)*(\.\w+|\.@)}$/.test(ref),
   ref => ({
     message: schemaErrorMessage(
       `Invalid reference: "${ref}"`,

src/schemas/referenceValueSchema.test.ts

@@ -0,0 +1,20 @@
+import {referenceValue} from './referenceValue'
+
+describe('Schema: referenceValue', () => {
+  it('returns success on valid reference', () => {
+    expect(referenceValue.safeParse('{color.token}').success).toStrictEqual(true)
+    expect(referenceValue.safeParse('{color.token.900}').success).toStrictEqual(true)
+    expect(referenceValue.safeParse('{color.@}').success).toStrictEqual(true)
+  })
+
+  it('fails on invalid reference', () => {
+    expect(referenceValue.safeParse('color.token').success).toStrictEqual(false)
+    expect(referenceValue.safeParse('{color}').success).toStrictEqual(false)
+    expect(referenceValue.safeParse('{[email protected]}').success).toStrictEqual(false)
+    expect(referenceValue.safeParse('{}').success).toStrictEqual(false)
+    expect(referenceValue.safeParse('').success).toStrictEqual(false)
+    expect(referenceValue.safeParse(100).success).toStrictEqual(false)
+    expect(referenceValue.safeParse(false).success).toStrictEqual(false)
+    expect(referenceValue.safeParse(undefined).success).toStrictEqual(false)
+  })
+})