From 405b015fb30a52e02a1131b23f6fbe2602127dc9 Mon Sep 17 00:00:00 2001
From: Ryan Zimmerman <opensrc@ryanzim.com>
Date: Wed, 4 Nov 2020 18:17:48 -0500
Subject: [PATCH] Add failing test for @charset

Refs #436
---
 test/import.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/test/import.js b/test/import.js
index 9b637c22..6cd10b2a 100644
--- a/test/import.js
+++ b/test/import.js
@@ -46,6 +46,17 @@ test("should not fail with absolute and local import", t => {
     .then(result => t.is(result.css, "@import url('http://');\nfoo{}"))
 })
 
+test("should keep @charset first", t => {
+  const base = "@charset 'utf-8';\n@import url(http://)"
+  return postcss()
+    .use(atImport())
+    .process(base, { from: undefined })
+    .then(result => {
+      t.is(result.warnings().length, 0)
+      t.is(result.css, base)
+    })
+})
+
 test("should error when file not found", t => {
   t.plan(1)
   const file = "test/fixtures/imports/import-missing.css"