What is the test for a reasonable attorney's fee?

The test of a reasonable attorney's fee is set forth in Pope v. Pope (1951), 107 Cal.App.2d 537, 539, 237 P.2d 312, 314: 'In determining the amount of a reasonable fee the trial court is permitted to consider various factors: The nature of the litigation, its complexity, the nature and extent of the contest, the amount involved, the financial circumstances of [212 Cal.App.2d 339] the parties, the skill required, the professional standing and reputation of the husband's attorneys and of the attorneys selected by the wife, are some of the relevant matters to be considered. [Citations.]'