(type-of maybe-package))
'*package* really-package)))))))
+;;; Access *DEFAULT-PATHNAME-DEFAULTS*, warning if it's silly. (Unlike
+;;; the vaguely-analogous SANE-PACKAGE, we don't actually need to
+;;; reset the variable when it's silly, since even crazy values of
+;;; *DEFAULT-PATHNAME-DEFAULTS* don't leave the system in a state where
+;;; it's hard to recover interactively.)
+(defun sane-default-pathname-defaults ()
+ (let* ((dfd *default-pathname-defaults*)
+ (dfd-dir (pathname-directory dfd)))
+ ;; It's generally not good to use a relative pathname for
+ ;; *DEFAULT-PATHNAME-DEFAULTS*, since relative pathnames
+ ;; are defined by merging into a default pathname (which is,
+ ;; by default, *DEFAULT-PATHNAME-DEFAULTS*).
+ (when (and (consp dfd-dir)
+ (eql (first dfd-dir) :relative))
+ (warn
+ "~@<~S is a relative pathname. (But we'll try using it anyway.)~@:>"
+ '*default-pathname-defaults*))
+ dfd))
+
;;; Give names to elements of a numeric sequence.
(defmacro defenum ((&key (prefix "") (suffix "") (start 0) (step 1))
&rest identifiers)
(assert (equal (namestring (translate-logical-pathname
"test0:foo;bar;baz;mum.quux.3"))
"/library/foo/foo/bar/baz/mum.quux"))
-
-;;; success
+\f
+;;;; MERGE-PATHNAME tests
+;;;;
+;;;; There are some things we don't bother testing, just because they're
+;;;; not meaningful on the underlying filesystem anyway.
+;;;;
+;;;; Mostly that means that we don't do devices, we don't do versions
+;;;; except minimally in LPNs (they get lost in the translation to
+;;;; physical hosts, so it's not much of an issue), and we don't do
+;;;; hosts except for LPN hosts
+;;;;
+;;;; Although these tests could conceivably be useful in principle for
+;;;; other implementations, they depend quite heavily on the rules for
+;;;; namestring parsing, which are implementation-specific. So, success
+;;;; or failure in these tests doesn't tell you anything about
+;;;; ansi-compliance unless your PARSE-NAMESTRING works like ours.
+
+(setf (logical-pathname-translations "scratch")
+ '(("**;*.*.*" "/usr/local/doc/**/*")))
+
+(loop for (expected-result . params) in
+ `(;; trivial merge
+ (#P"/usr/local/doc/foo" #p"foo" #p"/usr/local/doc/")
+ ;; If pathname does not specify a host, device, directory,
+ ;; name, or type, each such component is copied from
+ ;; default-pathname.
+ ;; 1) no name, no type
+ (#p"/supplied-dir/name.type" #p"/supplied-dir/" #p"/dir/name.type")
+ ;; 2) no directory, no type
+ (#p"/dir/supplied-name.type" #p"supplied-name" #p"/dir/name.type")
+ ;; 3) no name, no dir (must use make-pathname as ".foo" is parsed
+ ;; as a name)
+ (#p"/dir/name.supplied-type"
+ ,(make-pathname :type "supplied-type")
+ #p"/dir/name.type")
+ ;; If (pathname-directory pathname) is a list whose car is
+ ;; :relative, and (pathname-directory default-pathname) is a
+ ;; list, then the merged directory is [...]
+ (#p"/aaa/bbb/ccc/ddd/qqq/www" #p"qqq/www" #p"/aaa/bbb/ccc/ddd/eee")
+ ;; except that if the resulting list contains a string or
+ ;; :wild immediately followed by :back, both of them are
+ ;; removed.
+ (#P"/aaa/bbb/ccc/blah/eee"
+ ;; "../" in a namestring is parsed as :up not :back, so make-pathname
+ ,(make-pathname :directory '(:relative :back "blah"))
+ #p"/aaa/bbb/ccc/ddd/eee")
+ ;; If (pathname-directory default-pathname) is not a list or
+ ;; (pathname-directory pathname) is not a list whose car is
+ ;; :relative, the merged directory is (or (pathname-directory
+ ;; pathname) (pathname-directory default-pathname))
+ (#P"/absolute/path/name.type"
+ #p"/absolute/path/name"
+ #p"/dir/default-name.type")
+ ;; === logical pathnames ===
+ ;; recognizes a logical pathname namestring when
+ ;; default-pathname is a logical pathname
+ ;; FIXME: 0.6.12.20 fails this one.
+ #+nil (#P"scratch:foo;name1" #p"name1" #p"scratch:foo;")
+ ;; or when the namestring begins with the name of a defined
+ ;; logical host followed by a colon [I assume that refers to pathname
+ ;; rather than default-pathname]
+ (#p"SCRATCH:FOO;NAME2" #p"scratch:;name2" #p"scratch:foo;")
+ ;; conduct the previous set of tests again, with a lpn first argument
+ (#P"SCRATCH:USR;LOCAL;DOC;FOO" #p"scratch:;foo" #p"/usr/local/doc/")
+ (#p"SCRATCH:SUPPLIED-DIR;NAME.TYPE"
+ #p"scratch:supplied-dir;"
+ #p"/dir/name.type")
+ (#p"SCRATCH:DIR;SUPPLIED-NAME.TYPE"
+ #p"scratch:;supplied-name"
+ #p"/dir/name.type")
+ (#p"SCRATCH:DIR;NAME.SUPPLIED-TYPE"
+ ,(make-pathname :host "scratch" :type "supplied-type")
+ #p"/dir/name.type")
+ (#p"SCRATCH:AAA;BBB;CCC;DDD;FOO;BAR"
+ ,(make-pathname :host "scratch"
+ :directory '(:relative "foo")
+ :name "bar")
+ #p"/aaa/bbb/ccc/ddd/eee")
+ (#p"SCRATCH:AAA;BBB;CCC;FOO;BAR"
+ ,(make-pathname :host "scratch"
+ :directory '(:relative :back "foo")
+ :name "bar")
+ #p"/aaa/bbb/ccc/ddd/eee")
+ (#p"SCRATCH:ABSOLUTE;PATH;NAME.TYPE"
+ #p"scratch:absolute;path;name" #p"/dir/default-name.type")
+
+ ;; TODO: test version handling in LPNs
+ )
+ do (assert (string= (namestring (apply #'merge-pathnames params))
+ (namestring expected-result))))
+\f
+;;;; success
(quit :unix-status 104)