init method
void
init()
Implementation
void init() {
_channel = mockChannel(channelName);
grant();
token('fake-fcm-token');
noInitialMessage();
_c
..when(
method: 'Messaging#getAPNSToken',
returns: {'token': 'fake-apns-token'},
)
..when(
method: 'Messaging#setForegroundNotificationPresentationOptions',
returns: null,
)
..when(method: 'Messaging#deleteToken', returns: null)
..when(method: 'Messaging#subscribeToTopic', returns: null)
..when(method: 'Messaging#unsubscribeFromTopic', returns: null);
}