react-native-firebase/bridge/e2e/database/snapshot.e2e.js

132 lines
4.2 KiB
JavaScript

const { setDatabaseContents } = TestHelpers.database;
describe('database()', () => {
describe('Snapshot', () => {
before(() => setDatabaseContents());
it('should provide a functioning val() method', async () => {
const { Array } = bridge.context.window;
const snapshot = await firebase
.database()
.ref('tests/types/array')
.once('value');
snapshot.val.should.be.a.Function();
// eslint-disable-next-line
snapshot.val().should.eql(new Array(0, 1, 2, 3, 4, 5, 6, 7, 8, 9));
});
it('should provide a functioning child() method', async () => {
const snapshot = await firebase
.database()
.ref('tests/types/array')
.once('value');
snapshot.child('0').val.should.be.a.Function();
snapshot
.child('0')
.val()
.should.equal(0);
snapshot.child('0').key.should.be.a.String();
snapshot.child('0').key.should.equal('0');
});
// TODO refactor
// it('should provide a functioning hasChild() method', () =>
// new Promise((resolve, reject) => {
// const successCb = tryCatch(snapshot => {
// snapshot.hasChild.should.be.a.Function();
// snapshot.hasChild('foo').should.equal(true);
// snapshot.hasChild('baz').should.equal(false);
// resolve();
// }, reject);
// firebase
// .database()
// .ref('tests/types/object')
// .once('value', successCb, reject);
// }));
// it('should provide a functioning hasChildren() method', () =>
// new Promise((resolve, reject) => {
// const successCb = tryCatch(snapshot => {
// snapshot.hasChildren.should.be.a.Function();
// snapshot.hasChildren().should.equal(true);
// snapshot
// .child('foo')
// .hasChildren()
// .should.equal(false);
// resolve();
// }, reject);
// firebase
// .database()
// .ref('tests/types/object')
// .once('value', successCb, reject);
// }));
// it('should provide a functioning exists() method', () =>
// new Promise((resolve, reject) => {
// const successCb = tryCatch(snapshot => {
// snapshot.exists.should.be.a.Function();
// snapshot.exists().should.equal(false);
// resolve();
// }, reject);
// firebase
// .database()
// .ref('tests/types/object/baz/daz')
// .once('value', successCb, reject);
// }));
// it('should provide a functioning getPriority() method', () =>
// new Promise((resolve, reject) => {
// const successCb = tryCatch(snapshot => {
// snapshot.getPriority.should.be.a.Function();
// snapshot.getPriority().should.equal(666);
// snapshot.val().should.eql({ foo: 'bar' });
// resolve();
// }, reject);
// const ref = firebase.database().ref('tests/priority');
// ref.once('value', successCb, reject);
// }));
// it('should provide a functioning forEach() method', () =>
// // TODO this doesn't really test that the key order returned is in correct order
// new Promise((resolve, reject) => {
// const successCb = tryCatch(snapshot => {
// let total = 0;
// snapshot.forEach.should.be.a.Function();
// snapshot.forEach(childSnapshot => {
// const val = childSnapshot.val();
// total += val;
// return val === 3; // stop iteration after key 3
// });
// total.should.equal(6); // 0 + 1 + 2 + 3 = 6
// resolve();
// }, reject);
// firebase
// .database()
// .ref('tests/types/array')
// .once('value', successCb, reject);
// }));
// it('should provide a key property', () =>
// new Promise((resolve, reject) => {
// const successCb = tryCatch(snapshot => {
// snapshot.key.should.be.a.String();
// snapshot.key.should.equal('array');
// resolve();
// }, reject);
// firebase
// .database()
// .ref('tests/types/array')
// .once('value', successCb, reject);
// }));
});
});