What is the test for disclosure of confidential information in a civil case?

to do so and: [] . . . [] (2) Disclosure of the information is against the public interest because there is a necessity for preserving the confidentiality of the information that outweighs the necessity for disclosure in the interest of justice. . . ." "Where these governmental privileges are involved, the trial court ' "retains wide discretion to protect against the disclosure of information which might unduly hamper the prosecution or violate some other legitimate governmental interest." [Citation.]' [Citation.]" (People v. Acevedo (2012) 209 Cal.App.4th 1040, 1055.)