func (t *SaveArgTest) DestinationIsLiteralNil() {
const index = 0
f := func(a int, b int) {}
err := oglemock.SaveArg(index, nil).SetSignature(reflect.TypeOf(f))
ExpectThat(err, Error(HasSubstr("not a pointer")))
}
func (t *SaveArgTest) DestinationIsNotAPointer() {
const index = 0
f := func(a int, b int) {}
err := oglemock.SaveArg(index, uint(17)).SetSignature(reflect.TypeOf(f))
ExpectThat(err, Error(HasSubstr("pointer")))
ExpectThat(err, Error(HasSubstr("uint")))
}
func (t *SaveArgTest) DestinationIsNilPointer() {
const index = 1
var dst *int
f := func(a int, b int) {}
err := oglemock.SaveArg(index, dst).SetSignature(reflect.TypeOf(f))
ExpectThat(err, Error(HasSubstr("pointer")))
ExpectThat(err, Error(HasSubstr("non-nil")))
}
func (t *SaveArgTest) DestinationNotAssignableFromSource() {
const index = 1
var dst int
f := func(a int, b string) {}
err := oglemock.SaveArg(index, &dst).SetSignature(reflect.TypeOf(f))
ExpectThat(err, Error(HasSubstr("int")))
ExpectThat(err, Error(HasSubstr("assignable")))
ExpectThat(err, Error(HasSubstr("string")))
}
func (t *SaveArgTest) ArgumentIndexOutOfRange() {
const index = 2
var dst int
f := func(a int, b int) {}
err := oglemock.SaveArg(index, &dst).SetSignature(reflect.TypeOf(f))
ExpectThat(err, Error(HasSubstr("index 2")))
ExpectThat(err, Error(HasSubstr("Out of range")))
ExpectThat(err, Error(HasSubstr("func(int, int)")))
}
func (t *SaveArgTest) FunctionHasNoArguments() {
const index = 0
var dst int
f := func() (int, string) { return 0, "" }
err := oglemock.SaveArg(index, &dst).SetSignature(reflect.TypeOf(f))
ExpectThat(err, Error(HasSubstr("index 0")))
ExpectThat(err, Error(HasSubstr("Out of range")))
ExpectThat(err, Error(HasSubstr("func() (int, string)")))
}
func (t *SaveArgTest) AssignableTypeMatch() {
const index = 1
var dst io.Reader
f := func(a int, b *os.File) {}
action := oglemock.SaveArg(index, &dst)
AssertEq(nil, action.SetSignature(reflect.TypeOf(f)))
var a int = 17
var b *os.File = os.Stdout
_ = action.Invoke([]interface{}{a, b})
ExpectEq(os.Stdout, dst)
}
func (t *SaveArgTest) ExactTypeMatch() {
const index = 1
var dst int
f := func(a int, b int) {}
action := oglemock.SaveArg(index, &dst)
AssertEq(nil, action.SetSignature(reflect.TypeOf(f)))
var a int = 17
var b int = 19
_ = action.Invoke([]interface{}{a, b})
ExpectEq(19, dst)
}
func (t *DoAllTest) MultipleActions() {
f := func(a int) string { return "" }
var saved int
a0 := oglemock.SaveArg(0, &saved)
a1 := oglemock.Return("taco")
action := oglemock.DoAll(a0, a1)
AssertEq(nil, action.SetSignature(reflect.TypeOf(f)))
rets := action.Invoke([]interface{}{17})
ExpectEq(17, saved)
ExpectThat(rets, ElementsAre("taco"))
}