package secret

import "testing"

func TestHashVerifyRoundTrip(t *testing.T) {
	h, err := Hash("correct horse")
	if err != nil {
		t.Fatal(err)
	}
	if !Verify(h, "correct horse") {
		t.Fatal("correct password rejected")
	}
	if Verify(h, "wrong horse") {
		t.Fatal("wrong password accepted")
	}
}

func TestVerifyRejectsJunkVerifier(t *testing.T) {
	for _, v := range []string{"", "x", "pbkdf2-sha256$1$a$b", "md5$1$a$b"} {
		if Verify(v, "anything") {
			t.Fatalf("verifier %q accepted", v)
		}
	}
}

func TestUserCodeShape(t *testing.T) {
	c := UserCode()
	if len(c) != 9 || c[4] != '-' {
		t.Fatalf("user code %q", c)
	}
}