public void CreateNewOrderEventWithMutator()
{
var newEventName = "Event Name";
var newEventAge = 22;
var source = new TestEvent
{
Id = Guid.NewGuid(),
CorrelationId = "ABC123",
CurrentUser = "******",
OccurredTimeUtc = DateTime.UtcNow.Subtract(TimeSpan.FromMinutes(1)),
PartnerCode = "UnitTest",
OrderId = "Order123",
Name = "Command Name"
};
var created = source.CreateNewOrderEvent <TestEvent>(e =>
{
e.Name = newEventName;
e.Age = newEventAge;
});
created.Should().NotBeNull("because the created instance should exist");
// Verify new values are populated.
created.Id.Should().NotBe(source.Id, "because the id should be a new value");
created.Id.Should().NotBe(default(Guid), "because the id should be populated");
created.OccurredTimeUtc.Should().NotBe(source.OccurredTimeUtc, "because the occurred time should be a new value");
created.OccurredTimeUtc.Should().NotBe(default(DateTime), "because the occurred time should be populated");
// Verify copied values are copied.
created.CorrelationId.Should().Be(source.CorrelationId, "because the correlation identifier should be copied");
created.CurrentUser.Should().Be(source.CurrentUser, "because the current user should be copied");
created.PartnerCode.Should().Be(source.PartnerCode, "because the current partner code should be copied");
created.OrderId.Should().Be(source.OrderId, "because the current order identifier should be copied");
// Verify mutator values were set.
created.Name.Should().Be(newEventName, "because the mutator values should be set");
created.Age.Should().Be(newEventAge, "because the mutator values should be set");
}
public void CreateNewOrderEventCanMutateCopiedValues()
{
var expectedOrderId = "overwritten";
var source = new TestEvent
{
Id = Guid.NewGuid(),
CorrelationId = "ABC123",
CurrentUser = "******",
OccurredTimeUtc = DateTime.UtcNow.Subtract(TimeSpan.FromMinutes(1)),
PartnerCode = "UnitTest",
OrderId = "Order123",
Name = "Command Name"
};
var created = source.CreateNewOrderEvent <TestEvent>(e => e.OrderId = expectedOrderId);
created.Should().NotBeNull("because the created instance should exist");
created.PartnerCode.Should().Be(source.PartnerCode, "because the current partner code should be copied");
created.OrderId.Should().Be(expectedOrderId, "because the current order identifier should be mutated");
}