+;;; Check for symbol lookup in ~/ / directive -- double-colon was
+;;; broken in 0.7.1.36 and earlier
+(defun print-foo (stream arg colonp atsignp &rest params)
+ (declare (ignore colonp atsignp params))
+ (format stream "~d" arg))
+
+(assert (string= (format nil "~/print-foo/" 2) "2"))
+(assert (string= (format nil "~/cl-user:print-foo/" 2) "2"))
+(assert (string= (format nil "~/cl-user::print-foo/" 2) "2"))
+(assert (raises-error? (format nil "~/cl-user:::print-foo/" 2)))
+(assert (raises-error? (format nil "~/cl-user:a:print-foo/" 2)))
+(assert (raises-error? (format nil "~/a:cl-user:print-foo/" 2)))
+(assert (raises-error? (format nil "~/cl-user:print-foo:print-foo/" 2)))
+
+;;; better make sure that we get this one right, too
+(defun print-foo\:print-foo (stream arg colonp atsignp &rest params)
+ (declare (ignore colonp atsignp params))
+ (format stream "~d" arg))
+
+(assert (string= (format nil "~/cl-user:print-foo:print-foo/" 2) "2"))
+(assert (string= (format nil "~/cl-user::print-foo:print-foo/" 2) "2"))
+
+;;; Check for error detection of illegal directives in a~<..~> justify
+;;; block (see ANSI section 22.3.5.2)
+(assert (raises-error? (format nil "~<~W~>" 'foo)))
+(assert (raises-error? (format nil "~<~<~A~:>~>" '(foo))))
+(assert (string= (format nil "~<~<~A~>~>" 'foo) "FOO"))
+