package apikey

import "testing"

func TestGenerateValid(t *testing.T) {
	plain, hash, keyPrefix, err := Generate()
	if err != nil {
		t.Fatalf("Generate: %v", err)
	}
	if !Valid(plain) {
		t.Fatalf("generated key invalid: %q", plain)
	}
	if len(plain) != len(prefix)+keyLen {
		t.Fatalf("unexpected key length: %d", len(plain))
	}
	if keyPrefix != plain[:12] {
		t.Fatalf("prefix mismatch: %s vs %s", keyPrefix, plain[:12])
	}
	if Hash(plain) != hash {
		t.Fatal("hash mismatch")
	}
}

func TestHashStable(t *testing.T) {
	if Hash("sk-ot-test") != Hash("sk-ot-test") {
		t.Fatal("hash not stable")
	}
}

func TestValidRejects(t *testing.T) {
	tooShort := prefix + "abc"
	tooLong := prefix + "1234567890123456789012345678901234567890123456789"
	wrongPrefix := "abc-ot123456789012345678901234567890123456789012345678"
	cases := []string{"", tooShort, wrongPrefix, tooLong}
	for _, c := range cases {
		if Valid(c) {
			t.Fatalf("expected invalid: %q", c)
		}
	}
}