test(spec): check that PostCSS doesn't warn about misplaced @charset

xing · Feb 1, 2021 · 3f420ca · 3f420ca
1 parent c31efbd
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diff --git a/packages/spec/integration/postcss/__tests__/build.js b/packages/spec/integration/postcss/__tests__/build.js
@@ -0,0 +1,18 @@
+/**
+ * @jest-hops-puppeteer off
+ */
+
+describe('postcss - build', () => {
+  let stderr;
+
+  beforeAll(async () => {
+    const result = await HopsCLI.build('-p', '--parallel-build');
+    stderr = result.stderr;
+  });
+
+  it('should not output a @charset warning', () => {
+    expect(stderr).not.toContain(
+      'postcss-import: @charset must precede all other statements'
+    );
+  });
+});
diff --git a/packages/spec/integration/postcss/styles.css b/packages/spec/integration/postcss/styles.css
@@ -1,5 +1,6 @@
 @import url(imported-from-css.css);
 @import '@vishnucss/chips';
+@charset 'utf-8';
 
 .headline {
   composes: compose from './for-composing.css';