question: asserts that an object is null . if it is not an assertionfailederror is thrown with the given message . concode_field_sep PlaceHolder placeHolder concode_field_sep void fail concode_elem_sep void fail concode_elem_sep void assertTrue concode_elem_sep void assertTrue concode_elem_sep void assertNotNull concode_elem_sep void assertNotNull concode_elem_sep void failNotSame concode_elem_sep void assertFalse concode_elem_sep void assertFalse concode_elem_sep void assertNotSame concode_elem_sep void assertNotSame concode_elem_sep String format concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertEquals concode_elem_sep void assertSame concode_elem_sep void assertSame concode_elem_sep void failNotEquals concode_elem_sep void failSame
target: void function ( String arg0 , Object arg1 ) { assertTrue ( arg0 , arg1 == null ) ; }