package fourslash_test

import (
	"testing"

	"efprojects.com/kitten-ipc/kitcom/internal/tsgo/fourslash"
	. "efprojects.com/kitten-ipc/kitcom/internal/tsgo/fourslash/tests/util"
	"efprojects.com/kitten-ipc/kitcom/internal/tsgo/lsp/lsproto"
	"efprojects.com/kitten-ipc/kitcom/internal/tsgo/testutil"
)

func TestCompletionEntryOnNarrowedType(t *testing.T) {
	t.Parallel()

	defer testutil.RecoverAndFail(t, "Panic on fourslash test")
	const content = `function foo(strOrNum: string | number) {
    /*1*/
    if (typeof strOrNum === "number") {
        strOrNum/*2*/;
    }
    else {
        strOrNum/*3*/;
    }
}`
	f := fourslash.NewFourslash(t, nil /*capabilities*/, content)
	f.VerifyCompletions(t, "1", &fourslash.CompletionsExpectedList{
		IsIncomplete: false,
		ItemDefaults: &fourslash.CompletionsExpectedItemDefaults{
			CommitCharacters: &DefaultCommitCharacters,
			EditRange:        Ignored,
		},
		Items: &fourslash.CompletionsExpectedItems{
			Includes: []fourslash.CompletionsExpectedItem{
				&lsproto.CompletionItem{
					Label:  "strOrNum",
					Detail: PtrTo("(parameter) strOrNum: string | number"),
				},
			},
		},
	})
	f.VerifyCompletions(t, "2", &fourslash.CompletionsExpectedList{
		IsIncomplete: false,
		ItemDefaults: &fourslash.CompletionsExpectedItemDefaults{
			CommitCharacters: &DefaultCommitCharacters,
			EditRange:        Ignored,
		},
		Items: &fourslash.CompletionsExpectedItems{
			Includes: []fourslash.CompletionsExpectedItem{
				&lsproto.CompletionItem{
					Label:  "strOrNum",
					Detail: PtrTo("(parameter) strOrNum: number"),
				},
			},
		},
	})
	f.VerifyCompletions(t, "3", &fourslash.CompletionsExpectedList{
		IsIncomplete: false,
		ItemDefaults: &fourslash.CompletionsExpectedItemDefaults{
			CommitCharacters: &DefaultCommitCharacters,
			EditRange:        Ignored,
		},
		Items: &fourslash.CompletionsExpectedItems{
			Includes: []fourslash.CompletionsExpectedItem{
				&lsproto.CompletionItem{
					Label:  "strOrNum",
					Detail: PtrTo("(parameter) strOrNum: string"),
				},
			},
		},
	})
}
