1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
|
;-*- Mode: Lisp -*-
;;;; Author: Paul Dietz
;;;; Created: Sun Oct 27 08:36:36 2002
;;;; Contains: Tests of FOR-ON-AS-LIST iteration control in LOOP
(in-package :cl-test)
(deftest loop.3.1
(loop for x on '(1 2 3) sum (car x))
6)
(deftest loop.3.2
(loop for x on '(1 2 3 4)
do (when (evenp (car x)) (return x)))
(2 3 4))
(deftest loop.3.3
(loop for x on '(a b c . d) collect (car x))
(a b c))
(deftest loop.3.4
(let ((x nil))
(loop for e on '(a b c d) do (push (car e) x))
x)
(d c b a))
(deftest loop.3.5
(loop for e on '(a b c d e f) by #'cddr
collect (car e))
(a c e))
(deftest loop.3.6
(loop for e on '(a b c d e f g) by #'cddr
collect (car e))
(a c e g))
(deftest loop.3.7
(loop for e on '(a b c d e f)
by #'(lambda (l) (and (cdr l) (cons (car l) (cddr l))))
collect (car e))
(a a a a a a))
(deftest loop.3.8
(loop for ((x . y)) on '((a . b) (c . d) (e . f))
collect (list x y))
((a b) (c d) (e f)))
(deftest loop.3.9
(loop for ((x nil y)) on '((a b c) (d e f) (g h i))
collect (list x y))
((a c) (d f) (g i)))
(deftest loop.3.10
(loop for ((x y)) of-type (fixnum) on '((1 2) (3 4) (5 6))
collect (+ x y))
(3 7 11))
(deftest loop.3.11
(loop for ((x y)) of-type (fixnum) on '((1 2) (3 4) (5 6))
collect (+ x y))
(3 7 11))
(deftest loop.3.12
(loop for ((x y)) of-type ((fixnum fixnum)) on '((1 2) (3 4) (5 6))
collect (+ x y))
(3 7 11))
(deftest loop.3.13
(loop for ((x . y)) of-type ((fixnum . fixnum)) on '((1 . 2) (3 . 4) (5 . 6))
collect (+ x y))
(3 7 11))
(deftest loop.3.14
(signals-error
(loop for x on '(a b c)
for x on '(d e f) collect x)
program-error)
t)
(deftest loop.3.15
(signals-error (loop for (x . x) on '((a b) (c d)) collect x)
program-error)
t)
(deftest loop.3.16
(loop for nil on nil do (return t))
nil)
(deftest loop.3.17
(let ((x '(a b c)))
(values
x
(loop for x on '(d e f) collect x)
x))
(a b c)
((d e f) (e f) (f))
(a b c))
(deftest loop.3.18
(loop for (x) of-type ((integer 0 10)) on '(2 4 6 7) sum x)
19)
;;; Tests of the 'AS' form
(deftest loop.3.19
(loop as x on '(1 2 3) sum (car x))
6)
(deftest loop.3.20
(loop as x on '(a b c)
as y on '(1 2 3)
collect (list (car x) (car y)))
((a 1) (b 2) (c 3)))
(deftest loop.3.21
(loop as x on '(a b c)
for y on '(1 2 3)
collect (list (car x) (car y)))
((a 1) (b 2) (c 3)))
(deftest loop.3.22
(loop for x on '(a b c)
as y on '(1 2 3)
collect (list (car x) (car y)))
((a 1) (b 2) (c 3)))
(deftest loop.3.23
(let (a b (i 0))
(values
(loop for e on (progn (setf a (incf i))
'(a b c d e f g))
by (progn (setf b (incf i)) #'cddr)
collect (car e))
a b i))
(a c e g)
1 2 2)
;;; Test that explicit calls to macroexpand in subforms
;;; are done in the correct environment
(deftest loop.3.24
(macrolet
((%m (z) z))
(loop for x on (expand-in-current-env (%m '(1 2 3))) sum (car x)))
6)
(deftest loop.3.25
(macrolet
((%m (z) z))
(loop for e on (expand-in-current-env (%m '(a b c d e f))) by #'cddr
collect (car e)))
(a c e))
(deftest loop.3.26
(macrolet
((%m (z) z))
(loop for e on '(a b c d e f)
by (expand-in-current-env (%m #'cddr))
collect (car e)))
(a c e))
(deftest loop.3.27
(macrolet
((%m (z) z))
(loop as x on (expand-in-current-env (%m '(1 2 3))) sum (car x)))
6)
|
