patrick/foliage-rs
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Test disjunction

Browse Source
This commit is contained in:
Patrick Lühne 2020-04-06 17:38:26 +02:00
parent e4700fc638
commit 33f751781e
Signed by: patrick
GPG Key ID: 05F3611E97A70ABF
1 changed files with 162 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

162
src/format/formulas.rs
View File

@ -64,6 +64,7 @@ fn requires_parentheses<'formula>(formula: &'formula crate::Formula,
| Formula::Exists(_) | Formula::Exists(_)
| Formula::ForAll(_) | Formula::ForAll(_)
| Formula::And(_) | Formula::And(_)
| Formula::Or(_)
| Formula::Implies(_) | Formula::Implies(_)
=> true, => true,
_ => false, _ => false,
@ -1511,4 +1512,165 @@ mod tests
if_and_only_if(vec![and(p2q2r2())]), if_and_only_if(vec![and(p3q3r3())])])), if_and_only_if(vec![and(p2q2r2())]), if_and_only_if(vec![and(p3q3r3())])])),
"p1 and q1 and r1 <-> p2 and q2 and r2 <-> p3 and q3 and r3"); "p1 and q1 and r1 <-> p2 and q2 and r2 <-> p3 and q3 and r3");
} }
#[test]
fn format_combination_or_and_lower()
{
// Or + or
assert_eq!(format(
or(vec![or(vec![p()]), or(vec![q()]), or(vec![r()])])),
"p or q or r");
assert_eq!(format(
or(vec![and(vec![or(vec![p()])]), and(vec![or(vec![q()])]), and(vec![or(vec![r()])])])),
"p or q or r");
assert_eq!(format(
or(vec![or(vec![or(vec![p()])]), or(vec![or(vec![q()])]),
or(vec![or(vec![r()])])])),
"p or q or r");
assert_eq!(format(
or(vec![if_and_only_if(vec![or(vec![p()])]), if_and_only_if(vec![or(vec![q()])]),
if_and_only_if(vec![or(vec![r()])])])),
"p or q or r");
assert_eq!(format(
or(vec![or(p1q1r1()), or(p2q2r2()), or(p3q3r3())])),
"p1 or q1 or r1 or p2 or q2 or r2 or p3 or q3 or r3");
assert_eq!(format(
or(vec![and(vec![or(p1q1r1())]), and(vec![or(p2q2r2())]), and(vec![or(p3q3r3())])])),
"p1 or q1 or r1 or p2 or q2 or r2 or p3 or q3 or r3");
assert_eq!(format(
or(vec![or(vec![or(p1q1r1())]), or(vec![or(p2q2r2())]), or(vec![or(p3q3r3())])])),
"p1 or q1 or r1 or p2 or q2 or r2 or p3 or q3 or r3");
assert_eq!(format(
or(vec![if_and_only_if(vec![or(p1q1r1())]), if_and_only_if(vec![or(p2q2r2())]),
if_and_only_if(vec![or(p3q3r3())])])),
"p1 or q1 or r1 or p2 or q2 or r2 or p3 or q3 or r3");
// Or + implies
assert_eq!(format(
or(vec![implies_right(p1(), q1()), implies_right(p2(), q2()),
implies_right(p3(), q3())])),
"(p1 -> q1) or (p2 -> q2) or (p3 -> q3)");
assert_eq!(format(
or(vec![and(vec![implies_right(p1(), q1())]), and(vec![implies_right(p2(), q2())]),
and(vec![implies_right(p3(), q3())])])),
"(p1 -> q1) or (p2 -> q2) or (p3 -> q3)");
assert_eq!(format(
or(vec![or(vec![implies_right(p1(), q1())]), or(vec![implies_right(p2(), q2())]),
or(vec![implies_right(p3(), q3())])])),
"(p1 -> q1) or (p2 -> q2) or (p3 -> q3)");
assert_eq!(format(
or(vec![if_and_only_if(vec![implies_right(p1(), q1())]),
if_and_only_if(vec![implies_right(p2(), q2())]),
if_and_only_if(vec![implies_right(p3(), q3())])])),
"(p1 -> q1) or (p2 -> q2) or (p3 -> q3)");
assert_eq!(format(
or(vec![implies_left(p1(), q1()), implies_left(p2(), q2()),
implies_left(p3(), q3())])),
"(q1 <- p1) or (q2 <- p2) or (q3 <- p3)");
assert_eq!(format(
or(vec![and(vec![implies_left(p1(), q1())]), and(vec![implies_left(p2(), q2())]),
and(vec![implies_left(p3(), q3())])])),
"(q1 <- p1) or (q2 <- p2) or (q3 <- p3)");
assert_eq!(format(
or(vec![or(vec![implies_left(p1(), q1())]), or(vec![implies_left(p2(), q2())]),
or(vec![implies_left(p3(), q3())])])),
"(q1 <- p1) or (q2 <- p2) or (q3 <- p3)");
assert_eq!(format(
or(vec![if_and_only_if(vec![implies_left(p1(), q1())]),
if_and_only_if(vec![implies_left(p2(), q2())]),
if_and_only_if(vec![implies_left(p3(), q3())])])),
"(q1 <- p1) or (q2 <- p2) or (q3 <- p3)");
assert_eq!(format(
implies_right(or(p1q1r1()), or(p2q2r2()))),
"p1 or q1 or r1 -> p2 or q2 or r2");
assert_eq!(format(
implies_right(and(vec![or(p1q1r1())]), and(vec![or(p2q2r2())]))),
"p1 or q1 or r1 -> p2 or q2 or r2");
assert_eq!(format(
implies_right(or(vec![or(p1q1r1())]), or(vec![or(p2q2r2())]))),
"p1 or q1 or r1 -> p2 or q2 or r2");
assert_eq!(format(
implies_right(if_and_only_if(vec![or(p1q1r1())]),
if_and_only_if(vec![or(p2q2r2())]))),
"p1 or q1 or r1 -> p2 or q2 or r2");
assert_eq!(format(
implies_left(or(p1q1r1()), or(p2q2r2()))),
"p2 or q2 or r2 <- p1 or q1 or r1");
assert_eq!(format(
implies_left(and(vec![or(p1q1r1())]), and(vec![or(p2q2r2())]))),
"p2 or q2 or r2 <- p1 or q1 or r1");
assert_eq!(format(
implies_left(or(vec![or(p1q1r1())]), or(vec![or(p2q2r2())]))),
"p2 or q2 or r2 <- p1 or q1 or r1");
assert_eq!(format(
implies_left(if_and_only_if(vec![or(p1q1r1())]), if_and_only_if(vec![or(p2q2r2())]))),
"p2 or q2 or r2 <- p1 or q1 or r1");
// Or + if and only if
assert_eq!(format(
or(vec![if_and_only_if(vec![p()]), if_and_only_if(vec![q()]),
if_and_only_if(vec![r()])])),
"p or q or r");
assert_eq!(format(
or(vec![and(vec![if_and_only_if(vec![p()])]), and(vec![if_and_only_if(vec![q()])]),
and(vec![if_and_only_if(vec![r()])])])),
"p or q or r");
assert_eq!(format(
or(vec![or(vec![if_and_only_if(vec![p()])]), or(vec![if_and_only_if(vec![q()])]),
or(vec![if_and_only_if(vec![r()])])])),
"p or q or r");
assert_eq!(format(
or(vec![if_and_only_if(vec![if_and_only_if(vec![p()])]),
if_and_only_if(vec![if_and_only_if(vec![q()])]),
if_and_only_if(vec![if_and_only_if(vec![r()])])])),
"p or q or r");
assert_eq!(format(
or(vec![if_and_only_if(p1q1r1()), if_and_only_if(p2q2r2()),
if_and_only_if(p3q3r3())])),
"(p1 <-> q1 <-> r1) or (p2 <-> q2 <-> r2) or (p3 <-> q3 <-> r3)");
assert_eq!(format(
or(vec![and(vec![if_and_only_if(p1q1r1())]), and(vec![if_and_only_if(p2q2r2())]),
and(vec![if_and_only_if(p3q3r3())])])),
"(p1 <-> q1 <-> r1) or (p2 <-> q2 <-> r2) or (p3 <-> q3 <-> r3)");
assert_eq!(format(
or(vec![or(vec![if_and_only_if(p1q1r1())]), or(vec![if_and_only_if(p2q2r2())]),
or(vec![if_and_only_if(p3q3r3())])])),
"(p1 <-> q1 <-> r1) or (p2 <-> q2 <-> r2) or (p3 <-> q3 <-> r3)");
assert_eq!(format(
or(vec![if_and_only_if(vec![if_and_only_if(p1q1r1())]),
if_and_only_if(vec![if_and_only_if(p2q2r2())]),
if_and_only_if(vec![if_and_only_if(p3q3r3())])])),
"(p1 <-> q1 <-> r1) or (p2 <-> q2 <-> r2) or (p3 <-> q3 <-> r3)");
assert_eq!(format(
if_and_only_if(vec![or(vec![p()]), or(vec![q()]), or(vec![r()])])),
"p <-> q <-> r");
assert_eq!(format(
if_and_only_if(vec![and(vec![or(vec![p()])]), and(vec![or(vec![q()])]),
and(vec![or(vec![r()])])])),
"p <-> q <-> r");
assert_eq!(format(
if_and_only_if(vec![or(vec![or(vec![p()])]), or(vec![or(vec![q()])]),
or(vec![or(vec![r()])])])),
"p <-> q <-> r");
assert_eq!(format(
if_and_only_if(vec![if_and_only_if(vec![or(vec![p()])]),
if_and_only_if(vec![or(vec![q()])]), if_and_only_if(vec![or(vec![r()])])])),
"p <-> q <-> r");
assert_eq!(format(
if_and_only_if(vec![or(p1q1r1()), or(p2q2r2()), or(p3q3r3())])),
"p1 or q1 or r1 <-> p2 or q2 or r2 <-> p3 or q3 or r3");
assert_eq!(format(
if_and_only_if(vec![and(vec![or(p1q1r1())]), and(vec![or(p2q2r2())]),
and(vec![or(p3q3r3())])])),
"p1 or q1 or r1 <-> p2 or q2 or r2 <-> p3 or q3 or r3");
assert_eq!(format(
if_and_only_if(vec![or(vec![or(p1q1r1())]), or(vec![or(p2q2r2())]),
or(vec![or(p3q3r3())])])),
"p1 or q1 or r1 <-> p2 or q2 or r2 <-> p3 or q3 or r3");
assert_eq!(format(
if_and_only_if(vec![if_and_only_if(vec![or(p1q1r1())]),
if_and_only_if(vec![or(p2q2r2())]), if_and_only_if(vec![or(p3q3r3())])])),
"p1 or q1 or r1 <-> p2 or q2 or r2 <-> p3 or q3 or r3");
}
} }