From fbe1f8b4cb7cfca5aa6a6a1cd36600e77f52cf68 Mon Sep 17 00:00:00 2001
From: Winnie Hellmann <winnie@gitlab.com>
Date: Tue, 26 Mar 2019 20:49:05 +0100
Subject: Provide custom Jest environment with mocked console

---
 spec/frontend/environment.js | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 spec/frontend/environment.js

(limited to 'spec')

diff --git a/spec/frontend/environment.js b/spec/frontend/environment.js
new file mode 100644
index 00000000000..cb128c7d880
--- /dev/null
+++ b/spec/frontend/environment.js
@@ -0,0 +1,27 @@
+/* eslint-disable import/no-commonjs */
+
+const { ErrorWithStack } = require('jest-util');
+const JSDOMEnvironment = require('jest-environment-jsdom');
+
+class CustomEnvironment extends JSDOMEnvironment {
+  constructor(config, context) {
+    super(config, context);
+    Object.assign(context.console, {
+      error(...args) {
+        throw new ErrorWithStack(
+          `Unexpected call of console.error() with:\n\n${args.join(', ')}`,
+          this.error,
+        );
+      },
+
+      warn(...args) {
+        throw new ErrorWithStack(
+          `Unexpected call of console.warn() with:\n\n${args.join(', ')}`,
+          this.warn,
+        );
+      },
+    });
+  }
+}
+
+module.exports = CustomEnvironment;
-- 
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