test: test required attribute handling

packages/ra-cubicweb/src/__tests__/createFormHelpers.ts

+import { isRequired } from "ra-core";
+
 import { createFormHelpers } from "../createFormHelpers";
 
 const schema = {
   entities: {
     User: {
@@ -1,9 +3,10 @@
 import { createFormHelpers } from "../createFormHelpers";
 
 const schema = {
   entities: {
     User: {
-      login: { type: "String" } as const,
+      login: { type: "String", required: true } as const,
+      address: { type: "String" } as const,
     },
   },
   relationsDefinitions: [],
@@ -16,5 +19,15 @@
       const props = formHelpers.User.getInputProps("login");
       expect(props.source).toBe("login");
     });
+
+    it("returns validate props for which isRequired returns false when attribute is not required", () => {
+      const props = formHelpers.User.getInputProps("address");
+      expect(isRequired(props.validate)).toBe(false);
+    });
+
+    it("returns validate props for which isRequired returns true when attribute is required", () => {
+      const props = formHelpers.User.getInputProps("login");
+      expect(isRequired(props.validate)).toBe(true);
+    });
   });
 });