racket/collects/tests/drscheme/module-lang-test.ss
Eli Barzilay 3ae6db6f65 Another improvement + test
svn: r11116
2008-08-07 00:38:36 +00:00

211 lines
6.5 KiB
Scheme

#reader scribble/reader
#lang scheme/gui
(require "module-lang-test-utils.ss")
(provide run-test)
;; set up for tests that need external files
(write-test-modules
(module module-lang-test-tmp1 mzscheme
(provide (all-from-except mzscheme +)
x)
(define x 1))
(module module-lang-test-tmp2 mzscheme
(provide e)
(define e #'1))
(module module-lang-test-tmp3 mzscheme
(define-syntax (bug-datum stx)
(syntax-case stx ()
[(dat . thing)
(number? (syntax-e (syntax thing)))
(syntax/loc stx (#%datum . thing))]))
(provide #%module-begin [rename bug-datum #%datum]))
(module module-lang-test-tmp4 scheme/base
(/ 888 2)
(provide (except-out (all-from-out scheme/base) #%top-interaction))))
(test @t{}
#f
@rx{Module Language: There must be a valid module
Try starting your program with
Interactions disabled}
#t)
(test @t{1}
#f
@rx{Module Language: only a module expression is allowed
Interactions disabled}
#t)
(test @t{(module m mzscheme) 1}
#f
@rx{Module Language: there can only be one expression in the definitions
Interactions disabled}
#t)
(test @t{.}
#f
@rx{Module Language: invalid module text
read: illegal
Interactions disabled}
#t)
(test @t{#lang mzscheme
(define x 1)}
@t{x}
"1")
(test @t{#lang m-z-scheme
(define x 1)}
#f
@rx{Module Language: invalid module text
collection not found
Interactions disabled}
#t)
(test @t{(module m mzscheme (provide x) (define x 1))}
@t{x}
"1")
(test @t{(module m mzscheme (define x 1))}
@t{x}
"1")
(test @t{(module m mzscheme (define x 1) (define y 1) (provide y))}
@t{x}
"1")
(test @t{(module m mzscheme (define x 1) (define y 2) (provide y))}
@t{y}
"2")
(test @t{(module m mzscheme (require (lib "list.ss")))}
@t{foldl}
#rx"foldl")
(test @t{(module m mzscheme (require (rename (lib "list.ss") local-foldl foldl)))}
@t{local-foldl}
#rx"foldl>")
(test @t{(module m mzscheme (require (all-except (lib "list.ss") foldl)))}
@t{first}
#rx"first>")
(test @t{(module m mzscheme (require (all-except (lib "list.ss") foldl)))}
@t{foldl}
". . reference to an identifier before its definition: foldl")
(test @t{(module m mzscheme (require (prefix mz: mzscheme)))}
@t{mz:+}
#rx"procedure:[+]")
(test @t{(module n mzscheme (provide (all-from-except mzscheme +)))}
@t{+}
#rx"procedure:[+]")
(test @t{(module m mzscheme
(require (prefix x: (lib "list.ss")) (lib "list.ss")))}
@t{foldl}
#rx"foldl>")
(test @t{(module m mzscheme
(require (prefix x: (lib "list.ss")) (lib "list.ss")))}
@t{x:foldl}
#rx"foldl>")
(test @t{(module m (file "@in-here{module-lang-test-tmp1.ss}") x)}
@t{x}
"1")
;; + shouldn't be bound in the REPL because it isn't bound in the module.
(test @t{(module m (file "@in-here{module-lang-test-tmp1.ss}") x)}
@t{+}
". . reference to an identifier before its definition: +")
(test @t{(module m mzscheme (provide lambda))}
@t{(lambda (x) x)}
#rx"<procedure")
(test @t{(module m mzscheme (define-syntax (m x) (syntax 1)) (provide m))}
@t{(m)}
"1")
(test @t{(module m mzscheme (define-syntax s (syntax 1)) (provide s))}
@t{s}
". s: illegal use of syntax in: s")
(test @t{(module m mzscheme (define-syntax (x stx) #'(define a 10)) x x)}
@t{a}
". . reference to an identifier before its definition: a")
(test @t{(module m mzscheme
(define-syntax (x stx) #'(define-syntax (a stx) #'10))
x
x)}
@t{a}
". . reference to an identifier before its definition: a")
(test @t{(module m mzscheme
(define-syntax (x stx) #'(define a 10))
x
x
(define a 77))}
@t{a}
"77")
(test @t{(module m mzscheme
(define-syntax (x stx) #'(define-syntax (a stx) #'10))
x
x
(define a 78))}
@t{a}
"78")
(test @t{(module m mzscheme
(require-for-syntax (file "@in-here{module-lang-test-tmp2.ss}"))
(provide s)
(define-syntax (s stx) e))}
@t{(require m) s}
@rx{module-lang-test-tmp2.ss:1:[67][90]: compile: bad syntax;
literal data is not allowed, because no #%datum syntax transformer
is bound in: 1$})
(test @t{(module tmp mzscheme
(provide (rename app #%app)
(rename -current-namespace current-namespace)
(rename -module->namespace module->namespace))
(define x 2)
(define -current-namespace error)
(define -module->namespace error)
(define-syntax app (syntax-rules () ((app . x) '(app . x)))))}
@t{x}
"2")
(test @t{#lang scheme
(eval 'cons)}
#f
@rx{. compile: bad syntax; reference to top-level identifier is not
allowed, because no #%top syntax transformer is bound in: cons})
(test @t{(module m (file "@in-here{module-lang-test-tmp1.ss}") 1 2 3)}
@t{1} ;; just make sure no errors.
"1")
;; check that we have a working repl in the right language after
;; syntax errors, unless it's a bad language
(test @t{#lang scheme
(define x 1)
(define y (/ 0))}
@t{(+ 122 x)}
@rx{. /: division by zero
123}
#t)
(test @t{#lang scheme
(define x 1)
(define y (/ 0))}
@t{(if x 123)}
@rx{. /: division by zero
. if: bad syntax.*"else"}
#t)
(test @t{#lang mzscheme
(define x 1)
(define y (/ 0))}
@t{(if x 123)}
@rx{. /: division by zero
123}
#t)
(test @t{(module xx scheme/list ;"xx.ss" ;scheme/list
(define x 1)
(define y (/ 0)))}
#f
@rx{no #%module-begin binding in the module's language
Module Language: invalid language \(no #%top-interaction binding\)
Interactions disabled}
#t)
(test @t{(module xx (file "@in-here{module-lang-test-tmp4.ss}")
(define x 1)
(* x 123))}
#f
@rx{444
123
Module Language: invalid language \(no #%top-interaction binding\)
Interactions disabled}
#t)
(test @t{(module xx (file "@in-here{this-file-does-not-exist}")
(define x 1)
(* x 123))}
#f
@rx{cannot open input file
No such file or directory
Module Language: invalid language specification
Interactions disabled}
#t)