testdsl

Documentation

Index

• type Checker
• type DispatcherTester
  • func Test(t *testing.T) DispatcherTester
• type GivenFn
  • func Given(dispatcher cqrs.CommandHandler) GivenFn
• type ThenFn
  • func Then(want ...cqrs.DomainEvent) ThenFn
  • func ThenFailWith(want error) ThenFn
• type WhenFn
  • func When(cmd ...cqrs.Command) WhenFn

Types

type Checker

type Checker func(got []cqrs.DomainEvent, err error)

Checker asserts the given results.

type DispatcherTester

type DispatcherTester func(given GivenFn, when WhenFn, then ThenFn)

DispatcherTester defines a dispatcher tester.

func Test

func Test(t *testing.T) DispatcherTester

Test runs the test.

Example:

 Test(t)(
	  Given(dispatcher),
	  When(testdata.TestCommand{Param: "param"}),
	  Then(testdata.TestEvent{Data: "param"}),
 )

type GivenFn

type GivenFn func() cqrs.CommandHandler

GivenFn is a test init function.

func Given

func Given(dispatcher cqrs.CommandHandler) GivenFn

Given prepares the given aggregate for testing.

type ThenFn

type ThenFn func(t *testing.T) Checker

ThenFn prepares the Checker.

func Then

func Then(want ...cqrs.DomainEvent) ThenFn

Then asserts that the expected events are applied.

func ThenFailWith

func ThenFailWith(want error) ThenFn

ThenFailWith asserts that the expected error occurred.

type WhenFn

type WhenFn func(dispatcher cqrs.CommandHandler) ([]cqrs.DomainEvent, error)

WhenFn is a command handler function.

func When

func When(cmd ...cqrs.Command) WhenFn

When prepares the command handler for the given command.