X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=tests%2Fautomated%2Fsyntax-tests.el;h=62e2978771a1de0bb992dc66a0099abc5f5d3f70;hb=558d57174adb430be3f6ed418a6765c5b5b3cc06;hp=e848e11c059ee7a0cf8da8d00271422a35a7f42f;hpb=5d75177af7b97056f91bae008b85dd479514c657;p=chise%2Fxemacs-chise.git

diff --git a/tests/automated/syntax-tests.el b/tests/automated/syntax-tests.el
index e848e11..62e2978 100644
--- a/tests/automated/syntax-tests.el
+++ b/tests/automated/syntax-tests.el
@@ -100,3 +100,97 @@
   (test-backward-word "WO " 3)
   (test-backward-word "W !" 3)
   (test-backward-word "WO !" 4))
+
+;; Works like test-forward-word, except for the following:
+;; after <string> is inserted, the syntax-table <apply-syntax>
+;; is applied to position <apply-pos>.
+;; <apply-pos> can be in the form (start . end), or can be a
+;; character position.
+(defun test-syntax-table (string apply-pos apply-syntax stop)
+  ;; We don't necessarily have syntax-table properties ...
+  (when (boundp 'lookup-syntax-properties) ; backwards compatible kludge
+    ;; ... and they may not be enabled by default if we do.
+    (setq lookup-syntax-properties t)
+    (goto-char (point-max))
+    (unless (consp apply-pos)
+      (setq apply-pos `(,apply-pos . ,(+ 1 apply-pos))))
+    (let ((point (point)))
+      (insert string)
+      (put-text-property (+ point (car apply-pos)) (+ point (cdr apply-pos))
+			 'syntax-table apply-syntax)
+      (goto-char point)
+      (forward-word 1)
+      (Assert (eq (point) (+ point stop))))))
+
+;; test syntax-table extents
+(with-temp-buffer
+  ;; Apply punctuation to word
+  (test-syntax-table "WO" 1 `(,(syntax-string-to-code ".")) 1)
+  ;; Apply word to punctuation
+  (test-syntax-table "W." 1 `(,(syntax-string-to-code "w")) 2))
+
+;; Test forward-comment at buffer boundaries
+;; #### The second Assert fails (once interpreted, once compiled) on 21.4.9
+;; with sjt's version of Andy's syntax-text-property-killer patch.
+(with-temp-buffer
+  (if (not (fboundp 'c-mode))
+      ;; #### This whole thing should go inside a macro Skip-Test
+      (let* ((reason "c-mode unavailable")
+	     (count (gethash reason skipped-test-reasons)))
+	;;(message "%S: %S" reason count)
+	(puthash reason (if (null count) 1 (1+ count))
+		 skipped-test-reasons)
+	(Print-Skip "comment and parse-partial-sexp tests" reason))
+    (c-mode)
+    
+    (insert "// comment\n")
+    (forward-comment -2)
+    (Assert (eq (point) (point-min)))
+
+    (let ((point (point)))
+      (insert "/* comment */")
+      (goto-char point)
+      (forward-comment 2)
+      (Assert (eq (point) (point-max)))
+
+      ;; this last used to crash
+      (parse-partial-sexp point (point-max)))))
+
+;; Test backward-up-list
+;; Known-Bug: report = Evgeny Zacjev ca 2005-12-01, confirm = Aidan Kehoe
+
+(with-temp-buffer
+  ;; We are now using the standard syntax table.  Thus there's no need to
+  ;; worry about a bogus syntax setting, eg, in a Gnus Article buffer the
+  ;; bug doesn't manifest.
+
+  ;; value of point to the immediate left of this character
+  ;;       0          1           2
+  ;;       1234 56789 012 34567 890 12 3456 7
+  (insert "a ( \"b (c\" (\"defg\") \")\") h\n")
+
+  ;; #### This test should check *every* position.
+  (flet ((backward-up-list-moves-point-from-to (start expected-end)
+	   (goto-char start)
+	   (backward-up-list 1)
+	   (= (point) expected-end)))
+    (Known-Bug-Expect-Failure
+     ;; Evgeny's case
+     (Assert (backward-up-list-moves-point-from-to 16 12)))
+    (Assert (backward-up-list-moves-point-from-to 19 12))
+    (Assert (backward-up-list-moves-point-from-to 20 3))
+    (Known-Bug-Expect-Failure
+     (Assert (backward-up-list-moves-point-from-to 22 3)))
+    (Known-Bug-Expect-Failure
+     (Assert (backward-up-list-moves-point-from-to 23 3)))
+    (Assert (backward-up-list-moves-point-from-to 24 3))
+    ;; This is maybe a little tricky, since we don't expect the position
+    ;; check to happen -- so use an illegal expected position
+    ;; I don't think there's any other way for this to fail that way,
+    ;; barring hardware error....
+    (Check-Error-Message syntax-error
+			 "Unbalanced parentheses"
+			 (backward-up-list-moves-point-from-to 25 nil))
+    ;; special-case check that point didn't move
+    (Assert (= (point) 25))))
+