1 ;;;; This software is part of the SBCL system. See the README file for
4 ;;;; While most of SBCL is derived from the CMU CL system, the test
5 ;;;; files (like this one) were written from scratch after the fork
8 ;;;; This software is in the public domain and is provided with
9 ;;;; absolutely no warranty. See the COPYING and CREDITS files for
10 ;;;; more information.
14 ;;; Array initialization has complicated defaulting for :ELEMENT-TYPE,
15 ;;; and both compile-time and run-time logic takes a whack at it.
16 (let ((testcases '(;; Bug 126, confusion between high-level default string
17 ;; initial element #\SPACE and low-level default array
18 ;; element #\NULL, is gone.
19 (#\null
(make-array 11 :element-type
'character
) simple-string
)
20 (#\space
(make-string 11 :initial-element
#\space
) string
)
21 (#\
* (make-string 11 :initial-element
#\
*))
22 (#\null
(make-string 11))
23 (#\null
(make-string 11 :initial-element
#\null
))
24 (#\x
(make-string 11 :initial-element
#\x
))
25 ;; And the other tweaks made when fixing bug 126 didn't
26 ;; mess things up too badly either.
27 (0 (make-array 11) simple-vector
)
28 (nil (make-array 11 :initial-element nil
))
29 (12 (make-array 11 :initial-element
12))
30 (0 (make-array 11 :element-type
'(unsigned-byte 4)) (simple-array (unsigned-byte 4) (*)))
32 :element-type
'(unsigned-byte 4)
33 :initial-element
12)))))
34 (dolist (testcase testcases
)
35 (destructuring-bind (expected-result form
&optional type
) testcase
36 (unless (eql expected-result
(aref (eval form
) 3))
37 (error "expected ~S in EVAL ~S" expected-result form
))
38 (unless (eql expected-result
39 (aref (funcall (compile nil
`(lambda () ,form
))) 3))
40 (error "expected ~S in FUNCALL COMPILE ~S" expected-result form
))
41 ;; also do some testing of compilation and verification that
42 ;; errors are thrown appropriately.
43 (unless (eql expected-result
44 (funcall (compile nil
`(lambda () (aref ,form
3)))))
45 (error "expected ~S in COMPILED-AREF ~S" expected-result form
))
47 (unless (eql expected-result
48 (funcall (compile nil
`(lambda () (let ((x ,form
))
49 (declare (type ,type x
))
51 (error "expected ~S in COMPILED-DECLARED-AREF ~S" expected-result form
)))
52 (when (ignore-errors (aref (eval form
) 12))
53 (error "error not thrown in EVAL ~S" form
))
54 (when (ignore-errors (aref (funcall (compile nil
`(lambda () ,form
))) 12))
55 (error "error not thrown in FUNCALL COMPILE ~S"))
56 (when (ignore-errors (funcall (compile nil
`(lambda () (aref ,form
12)))))
57 (error "error not thrown in COMPILED-AREF ~S" form
))
59 (when (ignore-errors (funcall
60 (compile nil
`(lambda () (let ((x ,form
))
61 (declare (type ,type x
))
63 (error "error not thrown in COMPILED-DECLARED-AREF ~S" form
))))))
65 ;;; On the SPARC, until sbcl-0.7.7.20, there was a bug in array
66 ;;; references for small vector elements (spotted by Raymond Toy); the
67 ;;; bug persisted on the PPC until sbcl-0.7.8.20.
70 for list
= (make-list 64 :initial-element
1)
71 do
(setf (nth i list
) 0)
72 do
(setf vector
(make-array 64 :element-type
'bit
73 :initial-contents list
))
74 do
(assert (= (funcall
77 (declare (type (simple-array bit
(*)) rmdr
)
78 (optimize (speed 3) (safety 0)))
83 ;;; Following refactoring of sequence functions to detect bad type
84 ;;; specifiers, REVERSE was left broken on vectors with fill pointers.
85 (let ((a (make-array 10
87 :element-type
'character
88 :initial-contents
"abcdefghij")))
89 (assert (string= (reverse a
) "edcba")))
91 ;;; ARRAY-IN-BOUNDS-P should work when given non-INDEXes as its
92 ;;; subscripts (and return NIL, of course)
93 (let ((a (make-array 10 :fill-pointer
5)))
94 (assert (not (array-in-bounds-p a -
1)))
95 (assert (array-in-bounds-p a
3))
96 (assert (array-in-bounds-p a
7))
97 (assert (not (array-in-bounds-p a
11)))
98 (assert (not (array-in-bounds-p a
(1+ most-positive-fixnum
)))))
100 ;;; arrays of bits should work:
101 (let ((a (make-array '(10 10) :element-type
'bit
:adjustable t
)))
103 (assert (= (bit a
0 0) 1)))
104 (let ((a (make-array '(10 10) :element-type
'bit
)))
105 (setf (sbit a
0 0) 1)
106 (assert (= (sbit a
0 0) 1)))
108 (let ((x (copy-seq #*0011))
109 (y (copy-seq #*0101)))
110 (assert (equalp (bit-and x y nil
) #*0001)))
112 ;;; arrays of NIL should work, FSVO "work".
113 (let ((a (make-array '(10 10) :element-type
'nil
)))
114 (assert (= (array-total-size a
) 100))
115 (assert (equal (array-dimensions a
) '(10 10)))
116 (assert (eq (array-element-type a
) 'nil
)))
118 (assert (eq (upgraded-array-element-type 'nil
) 'nil
))