public async Task DeleteContactAsync_WithContactId_RemovesAndReturnsContact()
{
var contactId = 2;
var deletedContact = await _dbContext.Contacts
.AsNoTracking()
.SingleOrDefaultAsync(c => c.ContactId == contactId);
var actualContact = await _contactRepository.DeleteContactAsync(contactId);
var expectedContact = await _dbContext.Contacts
.AsNoTracking()
.SingleOrDefaultAsync(c => c.ContactId == contactId);
actualContact.Should().BeEquivalentTo(deletedContact);
expectedContact.Should().BeNull();
}
