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(use-modules (test-suite lib)
(analyzer set-queue)
(analyzer lexical-envs)
(analyzer value-sets)
(analyzer analyze))
;; test the set queue functions
(define sq (make-set-queue))
(pass-if "set-queue-insert!"
(begin
(set-queue-insert! sq 1)
(set-queue-insert! sq 2)
(set-queue-insert! sq 3)
#t)) ;; pass if you get here without an exception
(pass-if "set-queue-remove"
(equal? (set-queue-remove! sq) 1))
(pass-if "set-queue-remove"
(equal? (set-queue-remove! sq) 2))
(pass-if "set-queue-empty?"
(not (set-queue-empty? sq)))
(pass-if "set-queue-remove"
(equal? (set-queue-remove! sq) 3))
(pass-if "set-queue-empty?"
(set-queue-empty? sq))
(pass-if "set-queue-insert!"
(begin
(set-queue-insert! sq 1)
(set-queue-insert! sq 2)
(set-queue-insert! sq 3)
(set-queue-insert! sq 1)
#t))
(define lst '())
(pass-if "emptying-set-queue"
(begin
(emptying-set-queue! sq (lambda (x) (set! lst (cons x lst))))
(equal? lst '(3 2 1))))
;; test the environment functions
(define env (make-environment))
(pass-if "lookup in empty environment"
(not (environment-lookup env 'foo)))
(define env-a
(environment-append-pairs env
(cons 'a 'b)
(cons 'c 'd)
(cons 'e 'f)))
(pass-if "basic environment lookup"
(and (eq? (environment-lookup env-a 'a) 'b)
(eq? (environment-lookup env-a 'c) 'd)
(eq? (environment-lookup env-a 'e) 'f)))
(define env-b
(environment-append-names-values env-a
'(a c e)
'(g h i)))
(pass-if "shadowed bindings in environment"
(and (eq? (environment-lookup env-b 'a) 'g)
(eq? (environment-lookup env-b 'c) 'h)
(eq? (environment-lookup env-b 'e) 'i)))
;; test the value set functions
(define nothing (value-set-nothing))
(define anything (value-set-anything))
(define simple (value-set-with-values 1 2 3))
(define (true? x) (not (not x)))
(pass-if "value-set-can-be-anything?"
(value-set-can-be-anything? anything))
(pass-if "value-set-value-satisfying"
(true? (value-set-value-satisfying simple number?)))
(pass-if "value-set-value-satisfying"
(not (value-set-value-satisfying nothing number?)))
(pass-if "value-set-has-values?"
(not (value-set-has-values? nothing)))
(pass-if "value-set-has-values?"
(value-set-has-values? anything))
(pass-if "value-set-has-values?"
(value-set-has-values? simple))
(pass-if "value-set-has-value?"
(true? (value-set-has-value? simple 3)))
(pass-if "value-set-has-value?"
(not (value-set-has-value? nothing 4)))
(pass-if "value-set-has-property?"
(true? (value-set-has-property? anything 'anything)))
(pass-if "value-set-has-property?"
(not (value-set-has-property? simple 'anything)))
(pass-if "union value 4 onto other numbers"
(begin (value-set-add-value! simple 4)
(true? (value-set-has-value? simple 4))))
(pass-if "add property (number?)"
(begin (value-set-add-property! nothing '(number?))
(true? (value-set-has-property? nothing 'number?))))
(pass-if "add property (anything), no other properties"
(begin (value-set-add-property! nothing '(anything))
(not (value-set-has-property? nothing 'number?))))
(pass-if "add property (anything), no values"
(begin (value-set-add-property! simple '(anything))
(not (value-set-has-value? simple 3))))
(define vs-one (value-set-with-values 1))
(define vs-two (value-set-with-values 2))
(define vs-three (value-set-with-values 3))
(define vs-four (value-set-with-values 4))
(define vs-pair (value-set-nothing))
(pass-if "union a pair value onto something without a pair value"
(begin (vs-cons vs-pair vs-one vs-two)
(true? (value-set-has-value?
(car (value-set-value-satisfying vs-pair pair?))
1))))
(pass-if "union a pair value onto another pair value"
(begin (vs-cons vs-pair vs-three vs-four)
(true? (value-set-has-value?
(car (value-set-value-satisfying vs-pair pair?))
1))))
(define vs-t1 (value-set-nothing))
(define vs-t2 (value-set-nothing))
(define vs-t3 (value-set-nothing))
(define vs-t4 (value-set-nothing))
(pass-if "take a vs-car of a pair"
(begin (vs-car vs-t1 vs-pair)
(true? (value-set-has-value? vs-t1 3))))
(pass-if "take a vs-car of nothing"
(begin (vs-car vs-t2 (value-set-nothing))
(true? (value-set-nothing? vs-t2))))
(pass-if "take a vs-cdr of a pair"
(begin (vs-cdr vs-t3 vs-pair)
(true? (value-set-has-value? vs-t3 4))))
(pass-if "take a vs-cdr of nothing"
(begin (vs-cdr vs-t4 (value-set-nothing))
(true? (value-set-nothing? vs-t4))))
;; test the actual analyzer!
(pass-if "(verify #f)"
(not (go '(verify #f))))
(pass-if "(verify #t)"
(true? (go '(verify #t))))
(pass-if "(verify #t #t #t)"
(true? (go '(verify #t #t #t))))
(pass-if "(verify #t #f #t)"
(not (go '(verify #t #f #t))))
(pass-if "verify outside a let"
(go '(verify (let ((x #t)) x))))
(pass-if "verify inside a let"
(go '(let ((x #t))
(verify x))))
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