chore: tidy defaultValue and introduce test for default value on refe…

…rence

packages/core/src/__tests__/references.spec.ts

@@ -50,3 +50,23 @@ test('description on $ref', async() => {
 	expect(valueProperty?.description).toEqual('Description on $ref')
 	expect(valueProperty?.schema.description).toEqual('MyObject description')
 })
+
+test('default value on $ref', async() => {
+	const result = await createTestDocument('references/default-value.yml')
+	const op = result.groups[0].operations[0]
+	expect(op).toBeDefined()
+
+	const responseSchema = op.defaultResponse?.defaultContent?.schema as CodegenObjectSchema
+	expect(responseSchema).toBeDefined()
+
+	const properties = responseSchema.properties
+	expect(properties).toBeTruthy()
+
+	const valueProperty = idx.get(properties!, 'value')
+	expect(valueProperty).toBeTruthy()
+
+	const defaultValue = valueProperty?.defaultValue
+	expect(defaultValue).not.toBeNull()
+	expect(typeof defaultValue?.value).toBe('object')
+	expect((defaultValue?.value as Record<string, string>).prop1).toEqual('Test 1')
+})

packages/core/src/__tests__/references/default-value.yml

@@ -0,0 +1,31 @@
+openapi: 3.0.3
+info:
+  title: Default value on reference
+  version: '1.0.1'
+paths:
+  /test1:
+    get:
+      responses:
+        200:
+          description: OK
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  value:
+                    $ref: '#/components/schemas/MyObject'
+                    default:
+                      prop1: Test 1
+                      prop2: Test 2
+components:
+  schemas:
+    MyObject:
+      type: object
+      description: MyObject description
+      properties:
+        prop1:
+          type: string
+          description: Prop1 description
+        prop2:
+          type: string

packages/types/src/types.ts

@@ -510,6 +510,10 @@ export interface CodegenSchemaUsage<T extends CodegenSchema = CodegenSchema> ext
 	schema: T
 	required: boolean
 	examples: CodegenExamples | null
+
+	/**
+	 * The default value of the usage from the spec.
+	 */
 	defaultValue: CodegenValue | null
 }
 
@@ -525,11 +529,6 @@ export interface CodegenProperty extends CodegenSchemaUsage {
 	 */
 	initialValue: CodegenValue | null
 
-	/**
-	 * The default value of the property from the spec.
-	 */
-	defaultValue: CodegenValue | null
-
 	/** The discriminators that this property is used by, if this property is used by a discriminator.
 	 * We usually remove properties used for discriminators, but sometimes they are left for
 	 * interface comformance.