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More copy mode tests.

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This commit is contained in:
Nicholas Marriott
2026-07-14 12:05:06 +01:00
parent cf110d9d1d
commit c39d69f961
1 changed files with 45 additions and 1 deletions
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46
regress/copy-mode-redraw.sh
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@@ -49,7 +49,9 @@ $TMUX kill-server 2>/dev/null
$TMUX2 kill-server 2>/dev/null
TMP=$(mktemp)
trap "rm -f $TMP; $TMUX kill-server 2>/dev/null; $TMUX2 kill-server 2>/dev/null" 0 1 15
BEFORE=$(mktemp)
AFTER=$(mktemp)
trap "rm -f $TMP $BEFORE $AFTER; $TMUX kill-server 2>/dev/null; $TMUX2 kill-server 2>/dev/null" 0 1 15
$TMUX2 -f/dev/null new -d -x48 -y8 -s test \
"awk 'BEGIN { for (i = 0; i < 90; i++) { if (i % 2 == 0) printf \"L%03d-ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-END\\n\", i; else printf \"S%03d\\n\", i } }'; exec sleep 100" || exit 1
@@ -122,4 +124,46 @@ sleep 1
capture
check_line 1 "S003"
# Scrolling from long content to a tabbed short line should still clear the old
# line tail.
$TMUX2 send -X cancel || exit 1
$TMUX resizew -x40 -y8 || exit 1
$TMUX2 refresh -t"$CLIENT" -c || exit 1
$TMUX2 new-window \
"printf 'LONGTAIL-ABCDEFGHIJKLMNOPQRSTUV\nA\tB\nLONGTAIL-123456789012345678\nS\n'; i=0; while [ \$i -lt 20 ]; do printf 'FILLER-%02d\n' \$i; i=\$((i + 1)); done; exec sleep 100" || \
exit 1
sleep 1
$TMUX2 copy-mode -H || exit 1
$TMUX2 send -X history-top || exit 1
sleep 1
capture
check_line 1 "LONGTAIL-ABCDEFGHIJKLMNOPQRSTUV"
$TMUX2 send -X scroll-down || exit 1
sleep 1
capture
check_line 1 "A B"
sed -n 1p $TMP | grep -Fq "LONGTAIL" && \
fail "short tabbed line left stale tail"
# Reflow can leave padding from tabs at the start of wrapped lines. Entering
# copy mode should redraw those padding cells as spaces, not skip them and move
# the following text left.
$TMUX2 send -X cancel || exit 1
$TMUX resizew -x80 -y24 || exit 1
$TMUX2 refresh -t"$CLIENT" -c || exit 1
$TMUX2 new-window "cat ../tmux.c; exec sleep 100" || exit 1
sleep 1
$TMUX2 splitw -hd || exit 1
sleep 1
$TMUX capturep -pS0 -E- >$BEFORE || exit 1
$TMUX2 copy-mode -H -t:.0 || exit 1
sleep 1
$TMUX capturep -pS0 -E- >$AFTER || exit 1
if ! cmp -s "$BEFORE" "$AFTER"; then
diff -u "$BEFORE" "$AFTER" >&2
fail "copy-mode redraw moved reflowed tab padding"
fi
exit 0