test: replaceFieldValue should clear onMount errors

Author: Pascalmh

packages/form-core/tests/standardSchemaValidator.spec.ts

@@ -608,4 +608,52 @@ describe('standard schema validator', () => {
       ])
     })
   })
+
+  it("should clean onMount errors when replacing an array field's value", () => {
+      const schema = z.object({
+        people: z.array(
+          z.object({
+            firstName: z.string().min(3),
+            lastName: z.string().min(3),
+          }),
+        ),
+      })
+  
+      const form = new FormApi({
+        defaultValues: {
+          people: [
+            {
+              firstName: '',
+              lastName: '',
+            },
+          ],
+        },
+        validators: {
+          onMount: schema,
+          onChange: schema,
+        },
+      })
+      form.mount()
+  
+      // Since validation runs through the field, a field must be mounted for that array
+      new FieldApi({ form, name: 'people' }).mount()
+  
+      form.replaceFieldValue('people', 0, {
+        firstName: 'Chuck',
+        lastName: 'Norris',
+      })
+  
+      expect(form.state.values).toStrictEqual({
+        people: [
+          {
+            firstName: 'Chuck',
+            lastName: 'Norris',
+          }
+        ]
+      })
+      expect(form.state.fieldMetaBase["people[0].firstName"]!.errorMap).toStrictEqual({})
+      expect(
+        form.state.fieldMetaBase['people[0].firstName']!.errorSourceMap,
+      ).toStrictEqual({})
+    })
 })