package updatewords

import (
	"sort"
	"strings"
	"testing"
)

func TestDraftsAreWellFormed(t *testing.T) {
	all := All()
	if len(all) == 0 {
		t.Fatal("no drafts registered")
	}
	if !sort.SliceIsSorted(all, func(i, j int) bool { return all[i].ID < all[j].ID }) {
		t.Fatal("All is not sorted by ID")
	}
	for _, d := range all {
		if !strings.HasPrefix(d.ID, "settings.") || d.Text == "" || d.Context == "" {
			t.Errorf("%q: every draft needs a settings.* ID, a text and a context", d.ID)
		}
		if strings.ContainsRune(d.Text, '—') {
			t.Errorf("%s: no em dashes in member-facing text", d.ID)
		}
		if Text(d.ID) != d.Text {
			t.Errorf("%s: Text disagrees with All", d.ID)
		}
	}
}

func TestUnknownIDPanics(t *testing.T) {
	defer func() {
		if recover() == nil {
			t.Fatal("an unknown ID did not panic")
		}
	}()
	Text("settings.no.such.string")
}

func TestDuplicateIDPanics(t *testing.T) {
	defer func() {
		if recover() == nil {
			t.Fatal("a duplicate ID did not panic")
		}
	}()
	add(Draft{ID: "settings.authorize.done", Text: "x", Context: "y"})
}