63 lines
1.3 KiB
Go
63 lines
1.3 KiB
Go
package luar
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import (
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"testing"
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"github.com/yuin/gopher-lua"
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)
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func Test_slice(t *testing.T) {
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L := lua.NewState()
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defer L.Close()
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things := []string{
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"cake",
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"wallet",
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"calendar",
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"phone",
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"speaker",
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}
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L.SetGlobal("things", New(L, things))
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testReturn(t, L, `return #things, things[1], things[5]`, "5", "cake", "speaker")
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if err := L.DoString(`things[1] = "cookie"`); err != nil {
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t.Fatal(err)
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}
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if things[0] != "cookie" {
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t.Fatalf(`expected things[0] = "cookie", got %s`, things[0])
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}
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}
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func Test_slice_2(t *testing.T) {
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L := lua.NewState()
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defer L.Close()
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items := make([]string, 0, 10)
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L.SetGlobal("items", New(L, items))
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testReturn(t, L, `return #items`, "0")
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testReturn(t, L, `items = items + "hello" + "world"; return #items`, "2")
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testReturn(t, L, `return items[1]`, "hello")
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testReturn(t, L, `return items[2]`, "world")
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}
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func Test_slice_iterator(t *testing.T) {
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L := lua.NewState()
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defer L.Close()
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s := []string{
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"hello",
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"there",
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}
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e := []string{}
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L.SetGlobal("s", New(L, s))
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L.SetGlobal("e", New(L, e))
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testReturn(t, L, `local itr = s(); local a, b = itr(); local c, d = itr(); return a, b, c, d`, "1", "hello", "2", "there")
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testReturn(t, L, `local itr = e(); local a, b = itr(); return a, b`, "nil", "nil")
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}
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