59 lines
1.9 KiB
Factor
59 lines
1.9 KiB
Factor
! Copyright (C) 2009 Daniel Ehrenberg
|
|
! See http://factorcode.org/license.txt for BSD license.
|
|
USING: tools.test regexp.minimize assocs regexp
|
|
accessors regexp.transition-tables regexp.parser
|
|
regexp.classes regexp.negation ;
|
|
IN: regexp.minimize.tests
|
|
|
|
{ t } [ 1 2 H{ { { 1 2 } t } } same-partition? ] unit-test
|
|
{ t } [ 2 1 H{ { { 1 2 } t } } same-partition? ] unit-test
|
|
{ f } [ 2 3 H{ { { 1 2 } t } } same-partition? ] unit-test
|
|
|
|
{ H{ { 1 1 } { 2 1 } { 3 3 } { 4 3 } } }
|
|
[ { { 1 1 } { 1 2 } { 2 2 } { 3 3 } { 3 4 } { 4 4 } } [ t ] H{ } map>assoc partition>classes ] unit-test
|
|
|
|
{ { { 1 2 } { 3 4 } } } [ H{ { "elephant" 1 } { "tiger" 3 } } H{ { "elephant" 2 } { "tiger" 4 } } assemble-values ] unit-test
|
|
|
|
: regexp-states ( string -- n )
|
|
parse-regexp ast>dfa transitions>> assoc-size ;
|
|
|
|
{ 3 } [ "ab|ac" regexp-states ] unit-test
|
|
{ 3 } [ "a(b|c)" regexp-states ] unit-test
|
|
{ 1 } [ "((aa*)*)*" regexp-states ] unit-test
|
|
{ 1 } [ "a|((aa*)*)*" regexp-states ] unit-test
|
|
{ 2 } [ "ab|((aa*)*)*b" regexp-states ] unit-test
|
|
{ 4 } [ "ab|cd" regexp-states ] unit-test
|
|
{ 1 } [ "(?i:[a-z]*|[A-Z]*)" regexp-states ] unit-test
|
|
|
|
{
|
|
T{ transition-table
|
|
{ transitions H{
|
|
{ 0 H{ { CHAR: a 1 } { CHAR: b 1 } } }
|
|
{ 1 H{ { CHAR: a 2 } { CHAR: b 2 } } }
|
|
{ 2 H{ { CHAR: c 3 } } }
|
|
{ 3 H{ } }
|
|
} }
|
|
{ start-state 0 }
|
|
{ final-states HS{ 3 } }
|
|
}
|
|
} [
|
|
T{ transition-table
|
|
{ transitions H{
|
|
{ 0 H{ { CHAR: a 1 } { CHAR: b 4 } } }
|
|
{ 1 H{ { CHAR: a 2 } { CHAR: b 5 } } }
|
|
{ 2 H{ { CHAR: c 3 } } }
|
|
{ 3 H{ } }
|
|
{ 4 H{ { CHAR: a 2 } { CHAR: b 5 } } }
|
|
{ 5 H{ { CHAR: c 6 } } }
|
|
{ 6 H{ } }
|
|
} }
|
|
{ start-state 0 }
|
|
{ final-states HS{ 3 6 } }
|
|
} combine-states
|
|
] unit-test
|
|
|
|
[ [ ] [ ] while-changes ] must-infer
|
|
|
|
{ H{ { T{ or-class f { 2 1 } } 3 } { 4 5 } } }
|
|
[ H{ { 1 3 } { 2 3 } { 4 5 } } combine-state-transitions ] unit-test
|