METHOD_0 ( ) { "<AssertPlaceHolder>" ; } METHOD_1 ( IDENT_0 . IDENT_1 ) { java . util . List < java . util . IDENT_2 < java . lang . Integer > > result = new java . util . ArrayList ( ) ; if ( root == null ) { result . add ( new java . util . METHOD_2 ( ) ) ; return result ; } java . util . METHOD_2 < java . lang . Integer > IDENT_3 = new java . util . METHOD_2 ( ) ; IDENT_3 . add ( root . val ) ; java . util . List < java . util . METHOD_2 < java . lang . Integer > > IDENT_4 = METHOD_1 ( root . IDENT_5 ) ; java . util . List < java . util . METHOD_2 < java . lang . Integer > > IDENT_6 = METHOD_1 ( root . IDENT_7 ) ; for ( java . util . METHOD_2 < java . lang . Integer > IDENT_8 : IDENT_4 ) { for ( java . util . METHOD_2 < java . lang . Integer > IDENT_9 : IDENT_6 ) { java . util . List < java . util . METHOD_2 < java . lang . Integer > > IDENT_10 = new java . util . ArrayList ( ) ; METHOD_3 ( IDENT_8 , IDENT_9 , IDENT_10 , IDENT_3 ) ; result . addAll ( IDENT_10 ) ; } } return result ; }
org . junit . Assert . assertEquals ( java . util . Collections . singletonList ( java . util . Collections . singletonList ( 1 ) ) , s . METHOD_1 ( new IDENT_0 . METHOD_4 ( 1 ) ) )