test: Cover default export type (#436)

__tests__/types.test.tsx

@@ -0,0 +1,24 @@
+import React from 'react'
+
+// Import all types to ensure they exist
+import NextI18Next, {
+  AppWithTranslation,
+  Config,
+  I18n,
+  InitConfig,
+  TFunction,
+  WithTranslation,
+} from '../types'
+
+const DummyComponent = () => <div />
+
+const emptyConfig = {
+  defaultLanguage: null,
+  otherLanguages: [],
+}
+
+// Instantiate instance and call methods upon it
+const Instance = new NextI18Next(emptyConfig)
+Instance.appWithTranslation(DummyComponent)
+Instance.withTranslation('common')(DummyComponent)
+

tsconfig.json

@@ -4,5 +4,8 @@
     "noEmit": true,
     "lib": ["esnext", "dom"],
     "jsx": "react"
-  }
+  },
+  "include": [
+    "__tests__/types.test.tsx"
+  ]
 }