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When erasing in display upto cursor, the line containing the cursor should be marked as not continued.

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Also add some tests for the action of ED on continued flags
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Kovid Goyal 2020-06-29 14:29:03 +05:30
parent e2e701460b
commit c9252e8639
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2 changed files with 10 additions and 1 deletions
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1
kitty/screen.c
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@ -1195,6 +1195,7 @@ screen_erase_in_display(Screen *self, unsigned int how, bool private) {
}
if (how != 2) {
screen_erase_in_line(self, how, private);
if (how == 1) linebuf_mark_line_as_not_continued(self->linebuf, self->cursor->y);
}
if (how == 3 && self->linebuf == self->main_linebuf) {
historybuf_clear(self->historybuf);

10
kitty_tests/screen.py
View file

@ -176,21 +176,29 @@ class TestScreen(BaseTest):
def all_lines(s):
return tuple(str(s.line(i)) for i in range(s.lines))
def continuations(s):
return tuple(s.line(i).is_continued() for i in range(s.lines))
init()
s.erase_in_display()
s.erase_in_display(0)
self.ae(all_lines(s), ('12345', '12', '', '', ''))
self.ae(continuations(s), (False, True, False, False, False))
init()
s.erase_in_display(1)
self.ae(all_lines(s), ('', ' 45', '12345', '12345', '12345'))
self.ae(continuations(s), (False, False, True, True, True))
init()
s.erase_in_display(2)
self.ae(all_lines(s), ('', '', '', '', ''))
self.assertTrue(s.line(0).cursor_from(1).bold)
self.ae(continuations(s), (False, False, False, False, False))
init()
s.erase_in_display(2, True)
self.ae(all_lines(s), ('', '', '', '', ''))
self.ae(continuations(s), (False, False, False, False, False))
self.assertFalse(s.line(0).cursor_from(1).bold)
def test_cursor_movement(self):