[inherit-function-parsing.html]
  [e.style['left'\] = "inherit(--x)" should set the property value]
    expected: FAIL

  [e.style['left'\] = "calc(inherit(--x) + 1px)" should set the property value]
    expected: FAIL

  [e.style['left'\] = "inherit(--x,)" should set the property value]
    expected: FAIL

  [e.style['left'\] = "inherit(--x, )" should set the property value]
    expected: FAIL

  [e.style['left'\] = "inherit(--x , )" should set the property value]
    expected: FAIL

  [e.style['left'\] = "inherit(--x, foo)" should set the property value]
    expected: FAIL