1 files changed, 16 insertions, 0 deletions
diff --git a/catalog-ui/src/jest/jest-global-mocks.ts b/catalog-ui/src/jest/jest-global-mocks.ts
new file mode 100644
index 0000000000..9e56d6dd77
--- /dev/null
+++ b/catalog-ui/src/jest/jest-global-mocks.ts
@@ -0,0 +1,16 @@
+const mock = () => {
+    let storage = {};
+    return {
+  getItem: key => (key in storage ? storage[key] : null),
+             setItem: (key, value) => (storage[key] = value || ''),
+             removeItem: key => delete storage[key],
+             clear: () => (storage = {})
+    };
+  };
+
+  Object.defineProperty(window, 'localStorage', { value: mock() });
+  Object.defineProperty(window, 'sessionStorage', { value: mock() });
+  Object.defineProperty(window, 'getComputedStyle', {
+        value: () => ['-webkit-appearance'],
+
+  });
+\ No newline at end of file