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package luar
import (
"runtime/debug"
"strconv"
"strings"
"testing"
"github.com/yuin/gopher-lua"
)
type StructTestPerson struct {
Name string
Age int
Friend *StructTestPerson
LastAddSum int
}
func (p StructTestPerson) Hello() string {
return "Hello, " + p.Name
}
func (p StructTestPerson) String() string {
return p.Name + " (" + strconv.Itoa(p.Age) + ")"
}
func (p *StructTestPerson) AddNumbers(L *LState) int {
sum := 0
for i := L.GetTop(); i >= 1; i-- {
sum += L.CheckInt(i)
}
L.Push(lua.LString(p.Name + " counts: " + strconv.Itoa(sum)))
p.LastAddSum = sum
return 1
}
func (p *StructTestPerson) IncreaseAge() {
p.Age++
}
func testReturn(t *testing.T, L *lua.LState, code string, values ...string) {
top := L.GetTop()
if err := L.DoString(code); err != nil {
t.Fatalf("%s\n\n%s", err, debug.Stack())
}
valid := true
newTop := L.GetTop()
if newTop-top != len(values) {
valid = false
} else {
for i, expect := range values {
// TODO: strong typing
val := L.Get(top + i + 1).String()
if val != expect {
valid = false
}
}
}
if !valid {
got := make([]string, newTop-top)
for i := 0; i < len(got); i++ {
got[i] = L.Get(top + i + 1).String()
}
t.Fatalf("bad return values: expecting %#v, got %#v\n\n%s", values, got, debug.Stack())
}
L.SetTop(top)
}
func testError(t *testing.T, L *lua.LState, code, error string) {
err := L.DoString(code)
if err == nil {
t.Fatalf("expecting error, got nil\n\n%s", debug.Stack())
}
if s := err.Error(); strings.Index(s, error) == -1 {
t.Fatalf("error substring '%s' not found in '%s'\n\n%s", error, s, debug.Stack())
}
}
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