factor/core/math/math-tests.factor

USING: kernel math namespaces make tools.test ;
IN: math.tests

[ ] [ 5 [ ] times ] unit-test
[ ] [ 0 [ ] times ] unit-test
[ ] [ -1 [ ] times ] unit-test

[ ] [ 5 [ drop ] each-integer ] unit-test
[ [ 0 1 2 3 4 ] ] [ [ 5 [ , ] each-integer ] [ ] make ] unit-test
[ [ ] ] [ [ -1 [ , ] each-integer ] [ ] make ] unit-test

[ f ] [ 1/0. fp-nan? ] unit-test
[ f ] [ -1/0. fp-nan? ] unit-test
[ t ] [ -0/0. fp-nan? ] unit-test
[ t ] [ 1 <fp-nan> fp-nan? ] unit-test
! [ t ] [ 1 <fp-nan> fp-snan? ] unit-test
! [ f ] [ 1 <fp-nan> fp-qnan? ] unit-test
[ t ] [ HEX: 8000000000001 <fp-nan> fp-nan? ] unit-test
[ f ] [ HEX: 8000000000001 <fp-nan> fp-snan? ] unit-test
[ t ] [ HEX: 8000000000001 <fp-nan> fp-qnan? ] unit-test

[ t ] [ 1/0. fp-infinity? ] unit-test
[ t ] [ -1/0. fp-infinity? ] unit-test
[ f ] [ -0/0. fp-infinity? ] unit-test

[ f ] [ 0 <fp-nan> fp-nan? ] unit-test
[ t ] [ 0 <fp-nan> fp-infinity? ] unit-test

[ t ] [  0.0 neg -0.0 fp-bitwise= ] unit-test
[ t ] [ -0.0 neg  0.0 fp-bitwise= ] unit-test

[ 0.0 ] [ -0.0 next-float ] unit-test
[ t ] [ 1.0 dup next-float < ] unit-test
[ t ] [ -1.0 dup next-float < ] unit-test

[ -0.0 ] [ 0.0 prev-float ] unit-test
[ t ] [ 1.0 dup prev-float > ] unit-test
[ t ] [ -1.0 dup prev-float > ] unit-test