From a73c0ec5602ca9cb34abded0e21605c0e776b991 Mon Sep 17 00:00:00 2001
From: Gervwyk <gervwyk@gmail.com>
Date: Sat, 31 Oct 2020 16:24:39 +0200
Subject: [PATCH] fix(blockTools): mock window.media

---
 packages/blockTools/src/mockBlock.js | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/packages/blockTools/src/mockBlock.js b/packages/blockTools/src/mockBlock.js
index fe5d2697a..529667c5f 100644
--- a/packages/blockTools/src/mockBlock.js
+++ b/packages/blockTools/src/mockBlock.js
@@ -49,6 +49,19 @@ const mockBlock = ({ meta, logger }) => {
     removeItem.mockReset();
     setValue.mockReset();
     unshiftItem.mockReset();
+    Object.defineProperty(window, 'matchMedia', {
+      writable: true,
+      value: jest.fn().mockImplementation((query) => ({
+        matches: false,
+        media: query,
+        onchange: null,
+        addListener: jest.fn(),
+        removeListener: jest.fn(),
+        addEventListener: jest.fn(),
+        removeEventListener: jest.fn(),
+        dispatchEvent: jest.fn(),
+      })),
+    });
   };
   const getProps = (block) => {
     const props = stubBlockProps({ block, meta, logger });