import moize from '../src' ; const method = jest . fn ( function ( one , two ) { return { one , two } ; } ) ; describe ( 'moize.isMoized' , ( ) => { it ( 'should validate if the function passed is moized' , ( ) => { const memoized = moize ( method ) ; expect ( moize . isMoized ( method ) ) . toBe ( false ) ; expect ( moize . isMoized ( memoized ) ) . toBe ( true ) ; } ) ; it ( 'should handle random data types' , ( ) => { const types = [ undefined , null , 'string' , 123 , [ ] , { } ] ; types . forEach ( ( type ) => { expect ( moize . isMoized ( type ) ) . toBe ( false ) ; } ) ; } ) ; } ) ;