USING: arrays kernel math math.ranges sequences sets tools.test ;
IN: math.ranges.tests

[ { } ] [ 1 1 (a,b) >array ] unit-test
[ { } ] [ 1 1 (a,b] >array ] unit-test
[ { } ] [ 1 1 [a,b) >array ] unit-test
[ { 1 } ] [ 1 1 [a,b] >array ] unit-test

[ { }  ] [ 1 2 (a,b) >array ] unit-test
[ { 2 } ] [ 1 2 (a,b] >array ] unit-test
[ { 1 } ] [ 1 2 [a,b) >array ] unit-test
[ { 1 2 } ] [ 1 2 [a,b] >array ] unit-test

[ { } ] [ 2 1 (a,b) >array ] unit-test
[ { 1 } ] [ 2 1 (a,b] >array ] unit-test
[ { 2 } ] [ 2 1 [a,b) >array ] unit-test
[ { 2 1 } ] [ 2 1 [a,b] >array ] unit-test

[ { 1 2 3 4 5 } ] [ 1 5 1 <range> >array ] unit-test
[ { 5 4 3 2 1 } ] [ 5 1 -1 <range> >array ] unit-test

[ { 0 1/3 2/3 1 } ] [ 0 1 1/3 <range> >array ] unit-test
[ { 0 1/3 2/3 1 } ] [ 1 0 -1/3 <range> >array reverse ] unit-test

{ 0 } [ 0 -1 .0001 <range> length ] unit-test
{ 0 } [ 0 -1 .5 <range> length ] unit-test
{ 0 } [ 0 -1 1 <range> length ] unit-test
{ 0 } [ 0 -1 2 <range> length ] unit-test
{ 0 } [ 0 -1 3 <range> length ] unit-test
{ 0 } [ 0 -1 4 <range> length ] unit-test

{ 0 } [ 0 -2 .0001 <range> length ] unit-test
{ 0 } [ 0 -2 1 <range> length ] unit-test
{ 0 } [ 0 -2 2 <range> length ] unit-test
{ 0 } [ 0 -2 3 <range> length ] unit-test
{ 0 } [ 0 -2 4 <range> length ] unit-test

{ 0 } [ -1 0 -.0001 <range> length ] unit-test
{ 0 } [ -1 0 -.5 <range> length ] unit-test
{ 0 } [ -1 0 -1 <range> length ] unit-test
{ 0 } [ -1 0 -2 <range> length ] unit-test
{ 0 } [ -1 0 -3 <range> length ] unit-test
{ 0 } [ -1 0 -4 <range> length ] unit-test

{ 0 } [ -2 0 -.0001 <range> length ] unit-test
{ 0 } [ -2 0 -1 <range> length ] unit-test
{ 0 } [ -2 0 -2 <range> length ] unit-test
{ 0 } [ -2 0 -3 <range> length ] unit-test
{ 0 } [ -2 0 -4 <range> length ] unit-test

[ 100 ] [
    1 100 [a,b] [ 2^ [1,b] ] map members length
] unit-test

{ t } [ -10 10 1 <range> [ sum ] [ >array sum ] bi = ] unit-test
{ t } [ -10 10 2 <range> [ sum ] [ >array sum ] bi = ] unit-test
{ t } [ 10 -10 -1 <range> [ sum ] [ >array sum ] bi = ] unit-test
{ t } [ 10 -10 -2 <range> [ sum ] [ >array sum ] bi = ] unit-test