diff --git a/example/__tests__/MMKV.test.ts b/example/__tests__/MMKV.test.ts new file mode 100644 index 00000000..e91c74f1 --- /dev/null +++ b/example/__tests__/MMKV.test.ts @@ -0,0 +1,36 @@ +import { createMMKV } from 'react-native-mmkv'; +describe('Example test', () => { + let storage; + + beforeAll(() => { + storage = createMMKV(); + }); + + it('functions correctly', () => { + storage.set('testString', 'value'); + storage.set('testNumber', 99); + storage.set('testBoolean', false); + + expect(storage.getString('testString')).toStrictEqual('value'); + expect(storage.getNumber('testString')).toBeUndefined(); + expect(storage.getBoolean('testString')).toBeUndefined(); + expect(storage.getString('testNumber')).toBeUndefined(); + expect(storage.getNumber('testNumber')).toStrictEqual(99); + expect(storage.getBoolean('testNumber')).toBeUndefined(); + expect(storage.getString('testBoolean')).toBeUndefined(); + expect(storage.getNumber('testBoolean')).toBeUndefined(); + expect(storage.getBoolean('testBoolean')).toStrictEqual(false); + expect(storage.getAllKeys()).toEqual( + expect.arrayContaining(['testString', 'testNumber', 'testBoolean']) + ); + + storage.remove('testBoolean'); + expect(storage.contains('testBoolean')).toBeFalsy(); + expect(storage.getAllKeys()).toEqual( + expect.arrayContaining(['testString', 'testNumber']) + ); + + storage.clearAll(); + expect(storage.toString()).toStrictEqual('MMKV (mmkv.default): []'); + }); +});