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authorNoam Postavsky <npostavs@gmail.com>2018-03-11 20:47:12 -0400
committerNoam Postavsky <npostavs@gmail.com>2018-03-13 21:58:38 -0400
commit4c33ad4a244db59bfe128aa54380904efdc775ba (patch)
tree95211f134f4c33187a4a9344b13dda2db93d0c8b /test/lisp/term-tests.el
parente0f18aa07fb900c1bb0fe25386336fd6a73c9b0d (diff)
downloademacs-4c33ad4a244db59bfe128aa54380904efdc775ba.tar.gz
Fix line-wrapping for term.el (Bug#30775)
* lisp/term.el (term-emulate-terminal): Leave line-wrapping state if point was moved after we entered it. * test/lisp/term-tests.el (term-line-wrapping-then-motion): New test.
Diffstat (limited to 'test/lisp/term-tests.el')
-rw-r--r--test/lisp/term-tests.el12
1 files changed, 12 insertions, 0 deletions
diff --git a/test/lisp/term-tests.el b/test/lisp/term-tests.el
index 234dfa1f0d5..8aaa61a210b 100644
--- a/test/lisp/term-tests.el
+++ b/test/lisp/term-tests.el
@@ -124,6 +124,18 @@ line6\r
40 12 (list "\eAnSiTc /f" "oo/\n") 'default-directory)
"/foo/"))))
+(ert-deftest term-line-wrapping-then-motion ()
+ "Make sure we reset the line-wrapping state after moving cursor.
+A real-life example is the default zsh prompt which writes spaces
+to the end of line (triggering line-wrapping state), and then
+sends a carriage return followed by another space to overwrite
+the first character of the line."
+ (let* ((width 10)
+ (strs (list "x" (make-string (1- width) ?_)
+ "\r_")))
+ (should (equal (term-test-screen-from-input width 12 strs)
+ (make-string width ?_)))))
+
(provide 'term-tests)
;;; term-tests.el ends here