What is the test for a motion of habeas corpus under AEDPA deference?

properly raised issue, we must review it de novo."); see also Berghuis v. Thompkins, 560 U.S. 370, 390 (2010) ("Courts can, however, deny writs of habeas corpus under 2254 by engaging in de novo review when it is unclear whether AEDPA deference applies, because a habeas petitioner will not be entitled to a writ of habeas corpus if his or her claim is rejected on de novo review, see 2254(a).")