CEC-1230 Datascope opens iframe dashboard (#174)

* CEC-1230 Datascope opens iframe dashboard

* Clean up

src/utils/snapshot.js

@@ -0,0 +1,35 @@
+const rxMakeStyles = /makeStyles-(\w+)-(\d+)/gi;
+const rxMUIStyles = /mui-\d*/g;
+
+const snapshotSerializers = [
+  {
+    test: (val) => {
+      return val && typeof val === "string" && val.indexOf("mui-") > -1;
+    },
+    print: (val) => {
+      let str = val;
+      str = str.replace(rxMUIStyles, "mui-0");
+
+      return `"${str}"`;
+    },
+  },
+  {
+    test: (val) => {
+      return val && typeof val === "string" && val.search(rxMakeStyles) > -1;
+    },
+    print: (val) => {
+      let str = val;
+      str = str.replace(rxMakeStyles, "makeStyles-$1-0");
+
+      return `"${str}"`;
+    },
+  },
+];
+
+const addSnapshotSerializer = (expect) => {
+  snapshotSerializers.forEach((serializer) => {
+    expect.addSnapshotSerializer(serializer);
+  });
+};
+
+export default addSnapshotSerializer;