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package luar
import (
"testing"
"github.com/yuin/gopher-lua"
)
func Test_chan(t *testing.T) {
L := lua.NewState()
defer L.Close()
ch := make(chan string)
go func() {
ch <- "Tim"
name, ok := <-ch
if name != "John" || !ok {
t.Fatal("invalid value")
}
close(ch)
}()
L.SetGlobal("ch", New(L, ch))
testReturn(t, L, `return ch()`, "Tim", "true")
testReturn(t, L, `ch("John")`)
testReturn(t, L, `return ch()`, "nil", "false")
}
type TestChanString chan string
func (*TestChanString) Test() string {
return "TestChanString.Test"
}
func (TestChanString) Test2() string {
return "TestChanString.Test2"
}
func Test_chan_pointermethod(t *testing.T) {
L := lua.NewState()
defer L.Close()
a := make(TestChanString)
b := &a
L.SetGlobal("b", New(L, b))
testReturn(t, L, `return b:Test()`, "TestChanString.Test")
testReturn(t, L, `return b:Test2()`, "TestChanString.Test2")
}
func Test_chan_invaliddirection(t *testing.T) {
L := lua.NewState()
defer L.Close()
ch := make(chan string)
L.SetGlobal("send", New(L, (chan<- string)(ch)))
testError(t, L, `send()`, "receive from send-only type chan<- string")
L.SetGlobal("receive", New(L, (<-chan string)(ch)))
testError(t, L, `receive("hello")`, "send to receive-only type <-chan string")
}
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