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package luar
import (
"testing"
"github.com/yuin/gopher-lua"
)
type TestArrayOneString [1]string
func (o TestArrayOneString) Get() string {
return o[0]
}
func Test_array(t *testing.T) {
L := lua.NewState()
defer L.Close()
type Elem struct {
V [2]string
}
var elem Elem
elem.V[0] = "Hello"
elem.V[1] = "World"
var arr TestArrayOneString
arr[0] = "Test"
L.SetGlobal("e", New(L, &elem))
L.SetGlobal("arr", New(L, arr))
testReturn(t, L, `return #e.V, e.V[1], e.V[2]`, "2", "Hello", "World")
testReturn(t, L, `e.V[1] = "World"; e.V[2] = "Hello"`)
testReturn(t, L, `return #e.V, e.V[1], e.V[2]`, "2", "World", "Hello")
testReturn(t, L, `return #arr, arr[1]`, "1", "Test")
testReturn(t, L, `return arr:Get()`, "Test")
testError(t, L, `e.V[1] = nil`, "cannot use nil as type string")
}
func Test_array_iterator(t *testing.T) {
L := lua.NewState()
defer L.Close()
a := [...]string{"x", "y"}
L.SetGlobal("a", New(L, a))
L.SetGlobal("ap", New(L, &a))
testReturn(t, L, `local itr = a(); local a, b = itr(); local c, d = itr(); return a, b, c, d`, "1", "x", "2", "y")
testReturn(t, L, `local itr = ap(); local a, b = itr(); local c, d = itr(); return a, b, c, d`, "1", "x", "2", "y")
}
func Test_array_eq(t *testing.T) {
L := lua.NewState()
defer L.Close()
a := [...]string{"x", "y"}
b := [...]string{"x", "y"}
L.SetGlobal("a", New(L, a))
L.SetGlobal("ap", New(L, &a))
L.SetGlobal("b", New(L, b))
L.SetGlobal("bp", New(L, &b))
testReturn(t, L, `return a == b`, "true")
testReturn(t, L, `return a ~= b`, "false")
testReturn(t, L, `return ap == nil`, "false")
testReturn(t, L, `return ap == bp`, "false")
}
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