goog.testing.singletonProvided Bygoog.testing.singletonNo description available.VIEW SOURCEFunctionsexpand_moreaddSingletonGetter( arg0 ) → voidwarning DeprecatedPlease use goog.singleton.getInstance(). Parametersarg0FunctionVIEW SOURCEexpand_morereset( singleton ) → voidDeletes a singleton's instance, so getInstance will return a new instance on next call. Parameterssingletonfunction(new: Object)VIEW SOURCEexpand_moreresetAll() → voidDeletes all singleton instances, so getInstance will return a new instance on next call. VIEW SOURCE