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package main
// Test of promotion of methods of an interface embedded within a
// struct. In particular, this test exercises that the correct
// method is called.
type I interface {
one() int
two() string
}
type S struct {
I
}
type impl struct{}
func (impl) one() int {
return 1
}
func (impl) two() string {
return "two"
}
func main() {
var s S
s.I = impl{}
if one := s.I.one(); one != 1 {
panic(one)
}
if one := s.one(); one != 1 {
panic(one)
}
closOne := s.I.one
if one := closOne(); one != 1 {
panic(one)
}
closOne = s.one
if one := closOne(); one != 1 {
panic(one)
}
if two := s.I.two(); two != "two" {
panic(two)
}
if two := s.two(); two != "two" {
panic(two)
}
closTwo := s.I.two
if two := closTwo(); two != "two" {
panic(two)
}
closTwo = s.two
if two := closTwo(); two != "two" {
panic(two)
}
}
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