package source_test

import (
	"testing"

	"goyomi/internal/source"
)

func TestGenerateSourceID(t *testing.T) {
	// IDs computed from the same MD5 formula as Tachiyomi/Suwayomi HttpSource.generateId:
	// key = "${name.lowercase()}/$lang/1", MD5 → first 8 bytes big-endian, sign bit cleared.
	cases := []struct {
		name string
		lang string
		want int64
	}{
		{"MangaDex", "en", 2499283573021220255},
		{"MangaDex", "all", 6404943692147160087},
		{"HeanCms", "en", 6473152836656709188},
	}

	for _, tc := range cases {
		got := source.GenerateSourceID(tc.name, tc.lang)
		if got != tc.want {
			t.Errorf("GenerateSourceID(%q, %q) = %d, want %d", tc.name, tc.lang, got, tc.want)
		}
	}
}