What is the test for dismissing a petition for habeas corpus as time-barred?

"The dismissal of a petition for writ of habeas corpus as time-barred is reviewed de novo." Spitsyn v. Moore , 345 F.3d 796, 799 (9th Cir. 2003). "If the facts underlying a claim for equitable tolling are undisputed, the question of whether the statute of limitations should be equitably

[953 F.3d 1132]