}
        };

        String[] testStrings = { "simple", "with spaces", "special!@#$%^&*()", "unicode_test", "", "very long string " + "x".repeat(100) };

        for (String testStr : testStrings) {
            String encrypted = cipher.encrypt(testStr);
            String decrypted = cipher.decrypt(encrypted);

            override fun close(): Unit = throw IOException("Broken!")
          }.buffer()
        }
      }
    assertThat(body.source().readUtf8()).isEqualTo("hello")
    body.close()
  }

  @Test
  fun unicodeText() {
    val text = "eile oli oliiviõli"
    val body = text.toResponseBody()
    assertThat(body.string()).isEqualTo(text)
  }

  @Test
  fun unicodeTextWithCharset() {
    val text = "eile oli oliiviõli"