fix: unit tests

jest.config.js

@@ -62,7 +62,10 @@ module.exports = {
 
   // A set of global variables that need to be available in all test environments
   globals: {
-    __DEV__: true
+    __DEV__: true,
+    'ts-jest': {
+      tsconfig: 'tsconfig.test.json'
+    }
   },
 
   // The maximum amount of workers used to run your tests. Can be specified as % or a number. E.g. maxWorkers: 10% will use 10% of your CPU amount + 1 as the maximum worker number. maxWorkers: 2 will use a maximum of 2 workers.

tsconfig.test.json

@@ -0,0 +1,6 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "jsx": "react"
+  }
+}