@Test fun longestMatchWins() {
    val buffer =
      Buffer()
        .writeUtf8("com\n")
        .writeUtf8("my.square.com\n")
        .writeUtf8("square.com\n")
    publicSuffixDatabase.setListBytes(buffer.readByteArray(), byteArrayOf())
    assertThat(publicSuffixDatabase.getEffectiveTldPlusOne("example.com"))
      .isEqualTo("example.com")
    assertThat(publicSuffixDatabase.getEffectiveTldPlusOne("foo.example.com"))

        this.publicSuffixExceptionListBytes = publicSuffixExceptionListBytes!!
      }
    } finally {
      readCompleteLatch.countDown()
    }
  }

  /** Visible for testing. */
  fun setListBytes(
    publicSuffixListBytes: ByteArray,
    publicSuffixExceptionListBytes: ByteArray,
  ) {
    this.publicSuffixListBytes = publicSuffixListBytes