v/vlib/v/tests/interface_embedding_call_te...

27 lines
351 B
V

module main
fn test_interface_embedding_call() {
g1 := G1{}
do_the_greet(g1)
}
struct G1 {}
fn (g G1) greet() string {
return 'hello from G1'
}
fn do_the_greet(g ParentGreeter) {
greet := g.greet()
println('Someone says: $greet')
assert greet == 'hello from G1'
}
interface ParentGreeter {
Greeter
}
interface Greeter {
greet() string
}