package apikey

import "testing"

func TestGenerate(t *testing.T) {
	plain, hash, prefix, err := Generate()
	if err != nil {
		t.Fatal(err)
	}
	if !Valid(plain) {
		t.Fatalf("generated key invalid: %q", plain)
	}
	if len(plain) != 3+48 {
		t.Fatalf("key length = %d, want 51", len(plain))
	}
	if Hash(plain) != hash {
		t.Fatal("hash mismatch")
	}
	if len(prefix) > len(plain) || prefix != plain[:len(prefix)] {
		t.Fatal("prefix must be prefix of plain key")
	}
	// 两次生成不重复
	plain2, _, _, _ := Generate()
	if plain == plain2 {
		t.Fatal("keys should be unique")
	}
}

func TestValid(t *testing.T) {
	if Valid("") || Valid("sk-short") || Valid("xxx") {
		t.Fatal("invalid keys should be rejected")
	}
}