Side status line regress tests.

regress/side-status-prompt.sh

@@ -0,0 +1,83 @@
+#!/bin/sh
+
+# A pane prompt redrawn after the pane scrolls stays beside the side status
+# line. With side-status left the pane is not full width, so scrolling is
+# redrawn as damage, which draws the prompt again over the pane.
+
+PATH=/bin:/usr/bin
+TERM=screen
+LC_ALL=C.UTF-8
+export PATH TERM LC_ALL
+
+[ -z "$TEST_TMUX" ] && TEST_TMUX=$(readlink -f ../tmux)
+TMUX="$TEST_TMUX -LtestA$$ -f/dev/null"
+TMUX2="$TEST_TMUX -LtestB$$ -f/dev/null"
+
+DIR=$(mktemp -d) || exit 1
+TRIGGER=$DIR/trigger
+CAPTURE=$DIR/capture
+
+cleanup()
+{
+	$TMUX2 kill-server >/dev/null 2>&1
+	$TMUX kill-server >/dev/null 2>&1
+	rm -rf "$DIR"
+}
+trap cleanup 0 1 15
+
+fail()
+{
+	echo "$*" >&2
+	[ -s "$CAPTURE" ] && cat "$CAPTURE" >&2
+	exit 1
+}
+
+wait_outer_has()
+{
+	i=0
+	while [ "$i" -lt 50 ]; do
+		$TMUX2 capture-pane -p -t outer:0.0 >"$CAPTURE" 2>/dev/null
+		grep -q "$1" "$CAPTURE" && return 0
+		sleep 0.1
+		i=$((i + 1))
+	done
+	fail "outer client did not show $1"
+}
+
+# The pane waits for the trigger, then prints enough lines to scroll.
+$TMUX new-session -d -s inner -n work -x 60 -y 20 "sh -c '
+	while [ ! -e $TRIGGER ]; do sleep 0.1; done
+	i=0
+	while [ \$i -lt 40 ]; do i=\$((i + 1)); echo line\$i; done
+	exec sleep 100'" || exit 1
+$TMUX set -g status off || exit 1
+$TMUX set -g automatic-rename off || exit 1
+$TMUX set -g side-status left || exit 1
+$TMUX2 new-session -d -s outer -x 60 -y 20 'sleep 100' || exit 1
+$TMUX2 set -g status off || exit 1
+$TMUX2 respawn-pane -k -t outer:0.0 "$TMUX attach -t inner" || exit 1
+
+i=0
+while [ "$i" -lt 50 ]; do
+	CLIENT=$($TMUX list-clients -F '#{client_name}' 2>/dev/null)
+	[ -n "$CLIENT" ] && break
+	sleep 0.1
+	i=$((i + 1))
+done
+[ -n "$CLIENT" ] || fail "inner client did not attach"
+
+$TMUX command-prompt -b -P -t "$CLIENT" -p PROMPTX 'display -p %%' ||
+    exit 1
+wait_outer_has PROMPTX
+
+: >"$TRIGGER"
+wait_outer_has line40
+sleep 0.5
+
+# The bottom row is the side status line followed by the prompt.
+$TMUX2 capture-pane -p -t outer:0.0 >"$CAPTURE" || exit 1
+want="$(printf '%13s' '')│PROMPTX"
+got=$(tail -n 1 "$CAPTURE")
+[ "$got" = "$want" ] || fail "bottom row is '$got', expected '$want'"
+
+exit 0