in lib/src/mock.dart [661:681]
void _checkWith(bool never) {
if (!never && matchingInvocations.isEmpty) {
String message;
if (mock._realCalls.isEmpty) {
message = 'No matching calls (actually, no calls at all).';
} else {
var otherCalls = mock._realCallsToString();
message = 'No matching calls. All calls: $otherCalls';
}
fail('$message\n'
'(If you called `verify(...).called(0);`, please instead use '
'`verifyNever(...);`.)');
}
if (never && matchingInvocations.isNotEmpty) {
var calls = mock._unverifiedCallsToString();
fail('Unexpected calls: $calls');
}
for (var invocation in matchingInvocations) {
invocation.realCall.verified = true;
}
}