From b0821fe9ce017ea1fdec191622f27c31af9c4f0f Mon Sep 17 00:00:00 2001
From: gorogoroumaru <zokutyou2@gmail.com>
Date: Mon, 11 Jan 2021 07:15:32 +0900
Subject: fix(op_crate/web): fix atob to throw spec aligned DOMException
 (#8798)

---
 cli/tests/unit/text_encoding_test.ts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'cli/tests')

diff --git a/cli/tests/unit/text_encoding_test.ts b/cli/tests/unit/text_encoding_test.ts
index 5ae64cbce..4b7f75232 100644
--- a/cli/tests/unit/text_encoding_test.ts
+++ b/cli/tests/unit/text_encoding_test.ts
@@ -50,6 +50,21 @@ unitTest(function atobThrows2(): void {
   assert(threw);
 });
 
+unitTest(function atobThrows3(): void {
+  let threw = false;
+  try {
+    atob("foobar!!");
+  } catch (e) {
+    if (
+      e instanceof DOMException &&
+      e.toString().startsWith("InvalidCharacterError:")
+    ) {
+      threw = true;
+    }
+  }
+  assert(threw);
+});
+
 unitTest(function btoaFailed(): void {
   const text = "你好";
   assertThrows(() => {
-- 
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