| author | Christian Urban <christian.urban@kcl.ac.uk> |
| Thu, 10 Nov 2022 09:52:40 +0000 | |
| changeset 438 | a02e9efd7bc9 |
| parent 430 | 4029552de5fc |
| child 472 | fbff6f601370 |
| permissions | -rw-r--r-- |
| 403 | 1 |
import M3._ |
| 300 | 2 |
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val EVIL_urban = SEQ(STAR(STAR(CHAR('a'))), CHAR('b'))
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assert(simp(Iterator.iterate(ONE:Rexp)(r => SEQ(r, ONE | ONE)).drop(50).next) == ONE) |
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assert(simp(Iterator.iterate(ONE:Rexp)(r => ALT(r, r)).drop(20).next) == ONE) |
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assert(matcher(EVIL_urban, "a" * 1000000) == false) |
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assert(matcher(EVIL_urban, "a" * 1000000 ++ "b") == true) |