This is a testharness.js-based test.
[FAIL] Unescaped "\\\\" in test message.
  Expected Error: \\ character.
[FAIL] Escaped "\\\\" in test message.
  Expected Error: "\\\\" character.
[FAIL] Unescaped "\\r\\n" in test message.
  Expected Error: \r\n character.
[FAIL] Escaped "\\r\\n" in test message.
  Expected Error: "\\r\\n" character.
[FAIL] Unescaped "\\0" in test message.
  Expected Error: \0 character.
[FAIL] Escaped "\\0" in test message.
  Expected Error: "\\0" character.
[FAIL] Unescaped "\\x01" in test message.
  Expected Error: 
 character.
[FAIL] Escaped "\\x01" in test message.
  Expected Error: "\\x01" character.
[FAIL] Unescaped "\\x02" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x02" in test message.
  Expected Error: "\\x02" character.
[FAIL] Unescaped "\\x03" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x03" in test message.
  Expected Error: "\\x03" character.
[FAIL] Unescaped "\\x04" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x04" in test message.
  Expected Error: "\\x04" character.
[FAIL] Unescaped "\\x05" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x05" in test message.
  Expected Error: "\\x05" character.
[FAIL] Unescaped "\\x06" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x06" in test message.
  Expected Error: "\\x06" character.
[FAIL] Unescaped "\\x07" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x07" in test message.
  Expected Error: "\\x07" character.
[FAIL] Unescaped "\\b" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\b" in test message.
  Expected Error: "\\b" character.
[FAIL] Unescaped "\\t" in test message.
  Expected Error: 	 character.
[FAIL] Escaped "\\t" in test message.
  Expected Error: "\\t" character.
[FAIL] Unescaped "\\n" in test message.
  Expected Error: \n character.
[FAIL] Escaped "\\n" in test message.
  Expected Error: "\\n" character.
[FAIL] Unescaped "\\v" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\v" in test message.
  Expected Error: "\\v" character.
[FAIL] Unescaped "\\f" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\f" in test message.
  Expected Error: "\\f" character.
[FAIL] Unescaped "\\r" in test message.
  Expected Error: \r character.
[FAIL] Escaped "\\r" in test message.
  Expected Error: "\\r" character.
[FAIL] Unescaped "\\x0e" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x0e" in test message.
  Expected Error: "\\x0e" character.
[FAIL] Unescaped "\\x0f" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x0f" in test message.
  Expected Error: "\\x0f" character.
[FAIL] Unescaped "\\x10" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x10" in test message.
  Expected Error: "\\x10" character.
[FAIL] Unescaped "\\x11" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x11" in test message.
  Expected Error: "\\x11" character.
[FAIL] Unescaped "\\x12" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x12" in test message.
  Expected Error: "\\x12" character.
[FAIL] Unescaped "\\x13" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x13" in test message.
  Expected Error: "\\x13" character.
[FAIL] Unescaped "\\x14" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x14" in test message.
  Expected Error: "\\x14" character.
[FAIL] Unescaped "\\x15" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x15" in test message.
  Expected Error: "\\x15" character.
[FAIL] Unescaped "\\x16" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x16" in test message.
  Expected Error: "\\x16" character.
[FAIL] Unescaped "\\x17" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x17" in test message.
  Expected Error: "\\x17" character.
[FAIL] Unescaped "\\x18" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x18" in test message.
  Expected Error: "\\x18" character.
[FAIL] Unescaped "\\x19" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x19" in test message.
  Expected Error: "\\x19" character.
[FAIL] Unescaped "\\x1a" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x1a" in test message.
  Expected Error: "\\x1a" character.
[FAIL] Unescaped "\\x1b" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x1b" in test message.
  Expected Error: "\\x1b" character.
[FAIL] Unescaped "\\x1c" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x1c" in test message.
  Expected Error: "\\x1c" character.
[FAIL] Unescaped "\\x1d" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x1d" in test message.
  Expected Error: "\\x1d" character.
[FAIL] Unescaped "\\x1e" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x1e" in test message.
  Expected Error: "\\x1e" character.
[FAIL] Unescaped "\\x1f" in test message.
  Expected Error:  character.
[FAIL] Escaped "\\x1f" in test message.
  Expected Error: "\\x1f" character.
Harness: the test ran to completion.