What is the test for "abuse of discretion" in the context of the review of a judgment?

"After a trial court has exercised its equitable powers, the appellate court reviews the judgment under the abuse of discretion standard. (City of Barstow v. Mojave Water Agency (2000) 23 Cal.4th 1224, 1256.) [] '"The appropriate test for abuse of discretion is whether the trial court exceeded the bounds of reason. When two or more inferences can reasonably be deduced from the facts, the reviewing court has no authority to substitute its decision for that of the trial court." [Citation.] [] "The abuse of discretion

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