Initial test setup

tests/babel.config.js

@@ -0,0 +1,13 @@
+module.exports = function(api) {
+  api.cache(true);
+  return {
+    presets: ['babel-preset-expo'],
+    plugins: [
+      [require.resolve('babel-plugin-module-resolver'), {
+        alias: {
+          '@babel/runtime': '../node_modules/@babel/runtime',
+        }
+      }]
+    ]
+  };
+};