From 2ccc10698477fa30b4e7c7591a1e75612a947aff Mon Sep 17 00:00:00 2001
From: Anders Hejlsberg <andersh@microsoft.com>
Date: Wed, 16 Jan 2019 09:46:28 -0800
Subject: [PATCH] Add more tests

---
 .../cases/conformance/types/tuple/readonlyArraysAndTuples.ts  | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tests/cases/conformance/types/tuple/readonlyArraysAndTuples.ts b/tests/cases/conformance/types/tuple/readonlyArraysAndTuples.ts
index 92179edc049..7a30f6b46c4 100644
--- a/tests/cases/conformance/types/tuple/readonlyArraysAndTuples.ts
+++ b/tests/cases/conformance/types/tuple/readonlyArraysAndTuples.ts
@@ -8,6 +8,10 @@ type T13 = ReadonlyArray<string>;
 type T20 = [number, number];
 type T21 = readonly [number, number];
 
+type T30 = readonly string;  // Error
+type T31<T> = readonly T;  // Error
+type T32 = readonly readonly string[];  // Error
+
 function f1(ma: string[], ra: readonly string[], mt: [string, string], rt: readonly [string, string]) {
     ma = ra;  // Error
     ma = mt;