fix: incorrect value type when using @default with boolean field from auth()

fixes #2038

Author: ymc9

packages/schema/src/plugins/prisma/schema-generator.ts

@@ -893,7 +893,7 @@ export class PrismaSchemaGenerator {
         const dummyDefaultValue = match(field.type.type)
             .with('String', () => new AttributeArgValue('String', ''))
             .with(P.union('Int', 'BigInt', 'Float', 'Decimal'), () => new AttributeArgValue('Number', '0'))
-            .with('Boolean', () => new AttributeArgValue('Boolean', 'false'))
+            .with('Boolean', () => new AttributeArgValue('Boolean', false))
             .with('DateTime', () => new AttributeArgValue('FunctionCall', new PrismaFunctionCall('now')))
             .with('Json', () => new AttributeArgValue('String', '{}'))
             .with('Bytes', () => new AttributeArgValue('String', ''))

tests/regression/tests/issue-2038.test.ts

@@ -0,0 +1,26 @@
+import { loadSchema } from '@zenstackhq/testtools';
+
+describe('issue 2038', () => {
+    it('regression', async () => {
+        const { enhance } = await loadSchema(
+            `
+            model User {
+                id Int @id @default(autoincrement())
+                flag Boolean
+                @@allow('all', true)
+            }
+            
+            model Post {
+                id Int @id @default(autoincrement())
+                published Boolean @default(auth().flag)
+                @@allow('all', true)
+            }
+            `
+        );
+
+        const db = enhance({ id: 1, flag: true });
+        await expect(db.post.create({ data: {} })).resolves.toMatchObject({
+            published: true,
+        });
+    });
+});