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|
;;;; hash.test --- test guile hashing -*- scheme -*-
;;;;
;;;; Copyright (C) 2004, 2005, 2006, 2008, 2011, 2012,
;;;; 2014, 2020 Free Software Foundation, Inc.
;;;;
;;;; This library is free software; you can redistribute it and/or
;;;; modify it under the terms of the GNU Lesser General Public
;;;; License as published by the Free Software Foundation; either
;;;; version 3 of the License, or (at your option) any later version.
;;;;
;;;; This library is distributed in the hope that it will be useful,
;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;;;; Lesser General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU Lesser General Public
;;;; License along with this library; if not, write to the Free Software
;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
(define-module (test-suite test-numbers)
#:use-module (test-suite lib)
#:use-module (ice-9 documentation)
#:use-module (ice-9 hash-table))
;;;
;;; hash
;;;
(with-test-prefix "hash"
(pass-if (->bool (object-documentation hash)))
(pass-if-exception "hash #t -1" exception:out-of-range
(hash #t -1))
(pass-if-exception "hash #t 0" exception:out-of-range
(hash #t 0))
(pass-if (= 0 (hash #t 1)))
(pass-if (= 0 (hash #f 1)))
(pass-if (= 0 (hash noop 1)))
(pass-if (= 0 (hash +inf.0 1)))
(pass-if (= 0 (hash -inf.0 1)))
(pass-if (= 0 (hash +nan.0 1)))
(pass-if (= 0 (hash '#() 1)))
(with-test-prefix "keyword"
(pass-if "equality"
(= (hash #:foo most-positive-fixnum)
(hash #:foo most-positive-fixnum)))
(pass-if "inequality"
;; Inequality cannot be 100% guaranteed but should definitely be
;; met for such a case.
(not (= (hash #:foo most-positive-fixnum)
(hash #:bar most-positive-fixnum)))))
(pass-if "cyclic vectors"
(let ()
(define (cyclic-vector n)
(let ((v (make-vector n)))
(vector-fill! v v)
v))
(and (= 0 (hash (cyclic-vector 3) 1))
(= 0 (hash (cyclic-vector 10) 1))))))
;;;
;;; hashv
;;;
(with-test-prefix "hashv"
(pass-if (->bool (object-documentation hashv)))
(pass-if-exception "hashv #t -1" exception:out-of-range
(hashv #t -1))
(pass-if-exception "hashv #t 0" exception:out-of-range
(hashv #t 0))
(pass-if (= 0 (hashv #t 1)))
(pass-if (= 0 (hashv #f 1)))
(pass-if (= 0 (hashv noop 1))))
;;;
;;; hashq
;;;
(with-test-prefix "hashq"
(pass-if (->bool (object-documentation hashq)))
(pass-if-exception "hashq #t -1" exception:out-of-range
(hashq #t -1))
(pass-if-exception "hashq #t 0" exception:out-of-range
(hashq #t 0))
(pass-if (= 0 (hashq #t 1)))
(pass-if (= 0 (hashq #f 1)))
(pass-if (= 0 (hashq noop 1))))
;;;
;;; make-hash-table
;;;
(with-test-prefix
"make-hash-table, hash-table?"
(pass-if-exception "make-hash-table -1" exception:out-of-range
(make-hash-table -1))
(pass-if (hash-table? (make-hash-table 0))) ;; default
(pass-if (not (hash-table? 'not-a-hash-table)))
(pass-if (string-suffix? " 0/113>"
(with-output-to-string
(lambda ()
(write (make-hash-table 100)))))))
;;;
;;; alist->hash-table
;;;
(with-test-prefix
"alist conversion"
(pass-if "alist->hash-table"
(let ((table (alist->hash-table '(("foo" . 1)
("bar" . 2)
("foo" . 3)))))
(and (= (hash-ref table "foo") 1)
(= (hash-ref table "bar") 2))))
(pass-if "alist->hashq-table"
(let ((table (alist->hashq-table '((foo . 1)
(bar . 2)
(foo . 3)))))
(and (= (hashq-ref table 'foo) 1)
(= (hashq-ref table 'bar) 2))))
(pass-if "alist->hashv-table"
(let ((table (alist->hashv-table '((1 . 1)
(2 . 2)
(1 . 3)))))
(and (= (hashv-ref table 1) 1)
(= (hashv-ref table 2) 2))))
(pass-if "alist->hashx-table"
(let ((table (alist->hashx-table hash assoc '((foo . 1)
(bar . 2)
(foo . 3)))))
(and (= (hashx-ref hash assoc table 'foo) 1)
(= (hashx-ref hash assoc table 'bar) 2)))))
;;;
;;; usual set and reference
;;;
(with-test-prefix
"hash-set and hash-ref"
;; auto-resizing
(pass-if (let ((table (make-hash-table 1))) ;;actually makes size 31
(hash-set! table 'one 1)
(hash-set! table 'two #t)
(hash-set! table 'three #t)
(hash-set! table 'four #t)
(hash-set! table 'five #t)
(hash-set! table 'six #t)
(hash-set! table 'seven #t)
(hash-set! table 'eight #t)
(hash-set! table 'nine 9)
(hash-set! table 'ten #t)
(hash-set! table 'eleven #t)
(hash-set! table 'twelve #t)
(hash-set! table 'thirteen #t)
(hash-set! table 'fourteen #t)
(hash-set! table 'fifteen #t)
(hash-set! table 'sixteen #t)
(hash-set! table 'seventeen #t)
(hash-set! table 18 #t)
(hash-set! table 19 #t)
(hash-set! table 20 #t)
(hash-set! table 21 #t)
(hash-set! table 22 #t)
(hash-set! table 23 #t)
(hash-set! table 24 #t)
(hash-set! table 25 #t)
(hash-set! table 26 #t)
(hash-set! table 27 #t)
(hash-set! table 28 #t)
(hash-set! table 29 #t)
(hash-set! table 30 'thirty)
(hash-set! table 31 #t)
(hash-set! table 32 #t)
(hash-set! table 33 'thirty-three)
(hash-set! table 34 #t)
(hash-set! table 35 #t)
(hash-set! table 'foo 'bar)
(and (equal? 1 (hash-ref table 'one))
(equal? 9 (hash-ref table 'nine))
(equal? 'thirty (hash-ref table 30))
(equal? 'thirty-three (hash-ref table 33))
(equal? 'bar (hash-ref table 'foo))
(string-suffix? " 36/61>"
(with-output-to-string
(lambda () (write table)))))))
;; 1 and 1 are equal? and eqv? (but not necessarily eq?)
(pass-if (equal? 'foo
(let ((table (make-hash-table)))
(hash-set! table 1 'foo)
(hash-ref table 1))))
(pass-if (equal? 'foo
(let ((table (make-hash-table)))
(hashv-set! table 1 'foo)
(hashv-ref table 1))))
;; 1/2 and 2/4 are equal? and eqv? (but not necessarily eq?)
(pass-if (equal? 'foo
(let ((table (make-hash-table)))
(hash-set! table 1/2 'foo)
(hash-ref table 2/4))))
(pass-if (equal? 'foo
(let ((table (make-hash-table)))
(hashv-set! table 1/2 'foo)
(hashv-ref table 2/4))))
;; (list 1 2) is equal? but not eqv? or eq? to another (list 1 2)
(pass-if (equal? 'foo
(let ((table (make-hash-table)))
(hash-set! table (list 1 2) 'foo)
(hash-ref table (list 1 2)))))
(pass-if (equal? #f
(let ((table (make-hash-table)))
(hashv-set! table (list 1 2) 'foo)
(hashv-ref table (list 1 2)))))
(pass-if (equal? #f
(let ((table (make-hash-table)))
(hashq-set! table (list 1 2) 'foo)
(hashq-ref table (list 1 2)))))
;; ref default argument
(pass-if (equal? 'bar
(let ((table (make-hash-table)))
(hash-ref table 'foo 'bar))))
(pass-if (equal? 'bar
(let ((table (make-hash-table)))
(hashv-ref table 'foo 'bar))))
(pass-if (equal? 'bar
(let ((table (make-hash-table)))
(hashq-ref table 'foo 'bar))))
(pass-if (equal? 'bar
(let ((table (make-hash-table)))
(hashx-ref hash equal? table 'foo 'bar))))
;; wrong type argument
(pass-if-exception "(hash-ref 'not-a-table 'key)" exception:wrong-type-arg
(hash-ref 'not-a-table 'key))
)
;;;
;;; hashx
;;;
(with-test-prefix
"auto-resizing hashx"
;; auto-resizing
(let ((table (make-hash-table 1))) ;;actually makes size 31
(hashx-set! hash assoc table 1/2 'equal)
(hashx-set! hash assoc table 1/3 'equal)
(hashx-set! hash assoc table 4 'equal)
(hashx-set! hash assoc table 1/5 'equal)
(hashx-set! hash assoc table 1/6 'equal)
(hashx-set! hash assoc table 7 'equal)
(hashx-set! hash assoc table 1/8 'equal)
(hashx-set! hash assoc table 1/9 'equal)
(hashx-set! hash assoc table 10 'equal)
(hashx-set! hash assoc table 1/11 'equal)
(hashx-set! hash assoc table 1/12 'equal)
(hashx-set! hash assoc table 13 'equal)
(hashx-set! hash assoc table 1/14 'equal)
(hashx-set! hash assoc table 1/15 'equal)
(hashx-set! hash assoc table 16 'equal)
(hashx-set! hash assoc table 1/17 'equal)
(hashx-set! hash assoc table 1/18 'equal)
(hashx-set! hash assoc table 19 'equal)
(hashx-set! hash assoc table 1/20 'equal)
(hashx-set! hash assoc table 1/21 'equal)
(hashx-set! hash assoc table 22 'equal)
(hashx-set! hash assoc table 1/23 'equal)
(hashx-set! hash assoc table 1/24 'equal)
(hashx-set! hash assoc table 25 'equal)
(hashx-set! hash assoc table 1/26 'equal)
(hashx-set! hash assoc table 1/27 'equal)
(hashx-set! hash assoc table 28 'equal)
(hashx-set! hash assoc table 1/29 'equal)
(hashx-set! hash assoc table 1/30 'equal)
(hashx-set! hash assoc table 31 'equal)
(hashx-set! hash assoc table 1/32 'equal)
(hashx-set! hash assoc table 1/33 'equal)
(hashx-set! hash assoc table 34 'equal)
(pass-if (equal? 'equal (hash-ref table 2/4)))
(pass-if (equal? 'equal (hash-ref table 2/6)))
(pass-if (equal? 'equal (hash-ref table 4)))
(pass-if (equal? 'equal (hashx-ref hash assoc table 2/64)))
(pass-if (equal? 'equal (hashx-ref hash assoc table 2/66)))
(pass-if (equal? 'equal (hashx-ref hash assoc table 34)))
(pass-if (string-suffix? " 33/61>"
(with-output-to-string
(lambda () (write table)))))))
(with-test-prefix
"hashx"
(pass-if (let ((table (make-hash-table)))
(hashx-set! (lambda (k v) 1)
(lambda (k al) (assoc 'foo al))
table 'foo 'bar)
(equal?
'bar (hashx-ref (lambda (k v) 1)
(lambda (k al) (assoc 'foo al))
table 'baz))))
(pass-if (let ((table (make-hash-table 31)))
(hashx-set! (lambda (k v) 1) assoc table 'foo 'bar)
(equal? #f
(hashx-ref (lambda (k v) 2) assoc table 'foo))))
(pass-if (let ((table (make-hash-table)))
(hashx-set! hash assoc table 'foo 'bar)
(equal? #f
(hashx-ref hash (lambda (k al) #f) table 'foo))))
(pass-if-exception
"hashx-set! (lambda (k s) 1) equal? table 'foo 'bar"
exception:wrong-type-arg ;; there must be a better exception than that...
(hashx-set! (lambda (k s) 1) (lambda (k al) #t) (make-hash-table) 'foo 'bar))
)
;;;
;;; hashx-remove!
;;;
(with-test-prefix "hashx-remove!"
(pass-if (->bool (object-documentation hashx-remove!)))
(pass-if (let ((table (make-hash-table)))
(hashx-set! hashq assq table 'x 123)
(hashx-remove! hashq assq table 'x)
(null? (hash-map->list noop table)))))
;;;
;;; hashx
;;;
(with-test-prefix "hashx"
(pass-if-exception
"hashx-set! (lambda (k s) 1) (lambda (k al) #t) table 'foo 'bar"
exception:wrong-type-arg
(hashx-set! (lambda (k s) 1) (lambda (k al) #t) (make-hash-table) 'foo 'bar))
)
;;;
;;; hash-count
;;;
(with-test-prefix "hash-count"
(let ((table (make-hash-table)))
(hashq-set! table 'foo "bar")
(hashq-set! table 'braz "zonk")
(hashq-create-handle! table 'frob #f)
(pass-if (equal? 3 (hash-count (const #t) table)))
(pass-if (equal? 2 (hash-count (lambda (k v)
(string? v)) table)))))
;;;
;;; weak key hash table
;;;
(with-test-prefix "weak key hash table"
(pass-if "hash-for-each after gc"
(let ((table (make-weak-key-hash-table)))
(hashq-set! table (list 'foo) 'bar)
(gc)
;; Iterate over deleted weak ref without crashing.
(unspecified? (hash-for-each (lambda (key value) key) table)))))
|
