[character-level-mirroring.html]
  prefs: [mathml.rtl_operator_mirroring.enabled:true]
  [Size variant (1em)]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]
      if (os == "android") and not debug: [PASS, FAIL]

  [Base glyph (0.5em)]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]
      if (os == "android") and not debug: [PASS, FAIL]

  [Glyph assembly (4em)]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]
      if (os == "android") and not debug: [PASS, FAIL]