public void testParse_useConstants() throws Exception {
    for (MediaType constant : getConstants()) {
      assertSame(constant, MediaType.parse(constant.toString()));
    }
  }

  @J2ktIncompatible
  @GwtIncompatible // reflection
  public void testCreate_useConstants() throws Exception {
    for (MediaType constant : getConstants()) {
      assertSame(
          constant,

			// Strange special case: MCR, MRC.
			prog.To.Type = obj.TYPE_CONST
			x0 := p.getConstant(prog, op, &a[0])
			x1 := p.getConstant(prog, op, &a[1])
			x2 := int64(p.getRegister(prog, op, &a[2]))
			x3 := int64(p.getRegister(prog, op, &a[3]))
			x4 := int64(p.getRegister(prog, op, &a[4]))
			x5 := p.getConstant(prog, op, &a[5])
			// Cond is handled specially for this instruction.