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
|
; Part of Scheme 48 1.9. See file COPYING for notices and license.
; Authors: Richard Kelsey, Jonathan Rees, Mike Sperber
; Package mutation tests
(define-test-suite package-mutation-tests)
(define-test-case package-mutation package-mutation-tests
(let* ((meta
(make-simple-package
(list scheme interfaces packages defpackage built-in-structures)
eval #f 'meta))
(p1
(eval '(begin
(define p1 (make-simple-package (list scheme) eval #f 'p1))
p1)
meta)))
(check-exception (eval 'a p1))
(eval '(define a 'aa) p1)
(check (eval 'a p1) => 'aa)
(eval '(define (foo) b) p1)
(check-exception (eval '(foo) p1))
(eval '(define b 'bb) p1)
(check (eval 'b p1) => 'bb)
(check (eval '(foo) p1) => 'bb)
(eval '(define s1-sig (make-simple-interface 's1-sig `(a b c d e f)))
meta)
(eval '(define s1 (make-structure p1 (lambda () s1-sig) 's1))
meta)
(let ((p2
(eval '(begin
(define p2 (make-simple-package (list s1 scheme) eval #f 'p2))
p2)
meta)))
(check (eval 'b p2) => 'bb)
(check-exception (eval 'c p2))
(check-exception (eval 'z p2))
(eval '(define (bar) c) p2)
(check-exception (eval '(bar) p2))
(eval '(define c 'cc) p1)
(check (eval 'c p2) => 'cc)
(check (eval '(bar) p2) => 'cc)
(eval '(define (baz1) d) p1)
(eval '(define (baz2) d) p2)
(check-exception (eval '(baz1) p1))
(check-exception (eval '(baz2) p2))
(eval '(define d 'dd) p1)
(check (eval '(baz1) p1) => 'dd)
(check (eval '(baz2) p2) => 'dd)
;; Shadow
(eval '(define d 'shadowed) p2)
(check (eval '(baz1) p1) => 'dd)
(check (eval '(baz2) p2) => 'shadowed)
;; Shadow undefined
(eval '(define (moo1) f) p1)
(eval '(define (moo2) f) p2)
(eval '(define f 'ff) p2)
(check-exception (eval '(moo1) p1))
(check (eval '(moo2) p2) => 'ff)
(eval '(define (quux1) e) p1)
(eval '(define (quux2) e) p2)
(eval '(define (quux3 x) (set! e x)) p1)
(eval '(define (quux4 x) (set! e x)) p2)
(check-exception (eval '(quux1) p1))
(check-exception (eval '(quux2) p2))
(check-exception (eval '(quux3 'q3) p1))
(check-exception (eval '(quux4 'q4) p2))
(eval '(define e 'ee) p1)
(check (eval '(quux1) p1) => 'ee)
(check (eval '(quux2) p2) => 'ee)
(eval '(quux3 'q3) p1)
(check (eval '(quux1) p1) => 'q3)
(check (eval '(quux2) p2) => 'q3)
(eval '(quux4 'q4) p2) ; should eventually be violation
(eval '(define e 'ee2) p2)
(check (eval '(quux1) p1) => 'q4) ; should eventually be q3
(check (eval '(quux2) p2) => 'ee2)
(eval '(quux3 'qq3) p1)
(eval '(quux4 'qq4) p2)
(check (eval '(quux1) p1) => 'qq3)
(check (eval '(quux2) p2) => 'qq4)
;; (set-verify-later! really-verify-later!)
(eval '(define-interface s3-sig (export a b x y z))
meta)
(eval '(define s3
(make-structure p1 (lambda () s3-sig) 's3))
meta)
(let ((p4
(eval '(begin
(define p4 (make-simple-package (list s3 scheme) eval #f 'p4))
p4)
meta)))
(eval '(define (fuu1) a) p4)
(eval '(define (fuu2) d) p4)
(check (eval '(fuu1) p4) => 'aa)
(check-exception (eval '(fuu2) p4))
;; Remove a, add d
(eval '(define-interface s3-sig (export b d x y z))
meta)
(package-system-sentinel)
(check-exception (eval 'a p4))
(check (eval 'd p4) => 'dd)
(check (eval '(fuu2) p4) => 'dd)
(check-exception (eval '(fuu1) p4)) ; Foo.
))))
|
