From 9a9a20599f857f2a7c40ac29ec5020aa4b710926 Mon Sep 17 00:00:00 2001
From: Kamil Kisiela <kamil.kisiela@gmail.com>
Date: Wed, 6 Mar 2019 11:08:46 +0100
Subject: [PATCH] Make sure bug with useFlowReadOnlyTypes on Enums is fixed
 #1413

---
 packages/plugins/flow/tests/flow.spec.ts | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/packages/plugins/flow/tests/flow.spec.ts b/packages/plugins/flow/tests/flow.spec.ts
index 282a5a5b94f..2341c819e9f 100644
--- a/packages/plugins/flow/tests/flow.spec.ts
+++ b/packages/plugins/flow/tests/flow.spec.ts
@@ -29,11 +29,18 @@ describe('Flow Plugin', () => {
     });
 
     it('Should respect flow option useFlowReadOnlyTypes', () => {
-      const ast = parse(`
+      const ast = parse(/* GraphQL */ `
         interface MyInterface {
           foo: String
           bar: String!
-        }`);
+        }
+
+        enum MyEnum {
+          A
+          B
+          C
+        }
+      `);
       const result = visit(ast, {
         leave: new FlowVisitor({
           useFlowReadOnlyTypes: true
@@ -46,7 +53,17 @@ describe('Flow Plugin', () => {
           +bar: string,
         };
       `);
+      expect(result.definitions[1]).toBeSimilarStringTo(`
+        export const MyEnumValues = Object.freeze({
+          A: 'A',
+          B: 'B',
+          C: 'C'
+        });
+        export type MyEnum = $Values<typeof MyEnumValues>;
+      `);
+
       validateFlow(result.definitions[0]);
+      validateFlow(result.definitions[1]);
     });
   });