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added a test

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svn: r4215
This commit is contained in:
Robby Findler 2006-09-01 15:51:13 +00:00
parent 30e45917ce
commit a39db76867
1 changed files with 8 additions and 1 deletions
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9
collects/tests/mzscheme/contract-test.ss
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@ -4042,6 +4042,12 @@
[hd (<=/c n)]
[tl (hd) (sorted-list/less-than hd)])))
;; for some reason, the `n' makes it harder to optimize. without it, this test isn't as good a test
(define (closure-comparison-test n)
(couple/dc
[hd any/c]
[tl (hd) any/c]))
(test #t contract-stronger? (couple/c any/c any/c) (couple/c any/c any/c))
(test #f contract-stronger? (couple/c (>=/c 2) (>=/c 3)) (couple/c (>=/c 4) (>=/c 5)))
(test #t contract-stronger? (couple/c (>=/c 4) (>=/c 5)) (couple/c (>=/c 2) (>=/c 3)))
@ -4056,7 +4062,8 @@
(test #t contract-stronger? (short-sorted-list/less-than 4) (short-sorted-list/less-than 5))
(test #f contract-stronger? (short-sorted-list/less-than 5) (short-sorted-list/less-than 4))
(test #t contract-stronger? (sorted-list/less-than 4) (sorted-list/less-than 5))
(test #f contract-stronger? (sorted-list/less-than 5) (sorted-list/less-than 4)))
(test #f contract-stronger? (sorted-list/less-than 5) (sorted-list/less-than 4))
(test #t contract-stronger? (closure-comparison-test 4) (closure-comparison-test 5)))
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