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Merge commit '8ca97482b0'

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Conflicts:
	libguile/r6rs-ports.c
This commit is contained in:
Andy Wingo 2014-02-07 14:42:40 +01:00
commit e4eb0e39b4
3 changed files with 203 additions and 16 deletions
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123
test-suite/tests/r6rs-ports.test
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@ -456,6 +456,129 @@ not `set-port-position!'"
(u8-list->bytevector
(map char->integer (string->list "Port!")))))))
(pass-if-equal "custom binary input port unbuffered & 'port-position'"
'(0 2 5 11)
;; Check that the value returned by 'port-position' is correct, and
;; that each 'port-position' call leads one call to the
;; 'get-position' method.
(let* ((str "Hello Port!")
(output (make-bytevector (string-length str)))
(source (with-fluids ((%default-port-encoding "UTF-8"))
(open-string-input-port str)))
(read! (lambda (bv start count)
(let ((r (get-bytevector-n! source bv start count)))
(if (eof-object? r)
0
r))))
(pos '())
(get-pos (lambda ()
(let ((p (port-position source)))
(set! pos (cons p pos))
p)))
(port (make-custom-binary-input-port "the port" read!
get-pos #f #f)))
(setvbuf port _IONBF)
(and (= 0 (port-position port))
(begin
(get-bytevector-n! port output 0 2)
(= 2 (port-position port)))
(begin
(get-bytevector-n! port output 2 3)
(= 5 (port-position port)))
(let ((bv (string->utf8 (get-string-all port))))
(bytevector-copy! bv 0 output 5 (bytevector-length bv))
(= (string-length str) (port-position port)))
(bytevector=? output (string->utf8 str))
(reverse pos))))
(pass-if-equal "custom binary input port unbuffered & 'read!' calls"
`((2 "He") (3 "llo") (42 " Port!"))
(let* ((str "Hello Port!")
(source (with-fluids ((%default-port-encoding "UTF-8"))
(open-string-input-port str)))
(reads '())
(read! (lambda (bv start count)
(set! reads (cons count reads))
(let ((r (get-bytevector-n! source bv start count)))
(if (eof-object? r)
0
r))))
(port (make-custom-binary-input-port "the port" read!
#f #f #f)))
(setvbuf port _IONBF)
(let ((ret (list (get-bytevector-n port 2)
(get-bytevector-n port 3)
(get-bytevector-n port 42))))
(zip (reverse reads)
(map (lambda (obj)
(if (bytevector? obj)
(utf8->string obj)
obj))
ret)))))
(pass-if-equal "custom binary input port, unbuffered then buffered"
`((6 "Lorem ") (12 "ipsum dolor ") (777 "sit amet, consectetur…")
(777 ,(eof-object)))
(let* ((str "Lorem ipsum dolor sit amet, consectetur…")
(source (with-fluids ((%default-port-encoding "UTF-8"))
(open-string-input-port str)))
(reads '())
(read! (lambda (bv start count)
(set! reads (cons count reads))
(let ((r (get-bytevector-n! source bv start count)))
(if (eof-object? r)
0
r))))
(port (make-custom-binary-input-port "the port" read!
#f #f #f)))
(setvbuf port _IONBF)
(let ((ret (list (get-bytevector-n port 6)
(get-bytevector-n port 12)
(begin
(setvbuf port _IOFBF 777)
(get-bytevector-n port 42))
(get-bytevector-n port 42))))
(zip (reverse reads)
(map (lambda (obj)
(if (bytevector? obj)
(utf8->string obj)
obj))
ret)))))
(pass-if-equal "custom binary input port, buffered then unbuffered"
`((18
42 14 ; scm_c_read tries to fill the 42-byte buffer
42)
("Lorem " "ipsum dolor " "sit amet, consectetur bla…" ,(eof-object)))
(let* ((str "Lorem ipsum dolor sit amet, consectetur bla…")
(source (with-fluids ((%default-port-encoding "UTF-8"))
(open-string-input-port str)))
(reads '())
(read! (lambda (bv start count)
(set! reads (cons count reads))
(let ((r (get-bytevector-n! source bv start count)))
(if (eof-object? r)
0
r))))
(port (make-custom-binary-input-port "the port" read!
#f #f #f)))
(setvbuf port _IOFBF 18)
(let ((ret (list (get-bytevector-n port 6)
(get-bytevector-n port 12)
(begin
(setvbuf port _IONBF)
(get-bytevector-n port 42))
(get-bytevector-n port 42))))
(list (reverse reads)
(map (lambda (obj)
(if (bytevector? obj)
(utf8->string obj)
obj))
ret)))))
(pass-if "custom binary input port `close-proc' is called"
(let* ((closed? #f)
(read! (lambda (bv start count) 0))