From edf9757650f8b498841d1a95269289b74d0b4023 Mon Sep 17 00:00:00 2001
From: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>
Date: Thu, 12 Jan 2023 10:14:35 -0800
Subject: Fixes #1772

---
 test/bun.js/transpiler.test.js | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'test/bun.js/transpiler.test.js')

diff --git a/test/bun.js/transpiler.test.js b/test/bun.js/transpiler.test.js
index bc7102b95..94c3d52d2 100644
--- a/test/bun.js/transpiler.test.js
+++ b/test/bun.js/transpiler.test.js
@@ -914,6 +914,19 @@ export var ComponentThatHasSpreadCausesDeopt = $jsx(Hello, {
     });
 
     it("fold string addition", () => {
+      expectPrinted_(
+        `
+const a = "[^aeiou]";
+const b = a + "[^aeiouy]*";
+console.log(a);
+        `,
+        `
+const a = "[^aeiou]";
+const b = a + "[^aeiouy]*";
+console.log(a)
+        `.trim(),
+      );
+
       expectPrinted_(
         `export const foo = "a" + "b";`,
         `export const foo = "ab"`,
@@ -1734,6 +1747,17 @@ class Foo {
         `return "foobar";`,
       );
 
+      check(
+        `
+const a = "[^aeiou]";
+const b = a + "[^aeiouy]*";
+console.log(a, b);
+        `,
+        `
+console.log("[^aeiou]", "[^aeiou][^aeiouy]*");
+        `.trim(),
+      );
+
       // check that it doesn't inline after "var"
       check(
         `
-- 
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