Side status line regress tests.

regress/side-status-margins.sh

@@ -0,0 +1,72 @@
+#!/bin/sh
+
+# On a terminal with left and right margins, scrolling a pane beside the side
+# status line sets the margins to the pane's columns. The inner client is
+# told the terminal has margins and its output is recorded raw from the outer
+# pane, where ESC [ left ; right s sets the margins (1-based).
+
+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
+OUT=$DIR/out
+
+cleanup()
+{
+	$TMUX2 kill-server >/dev/null 2>&1
+	$TMUX kill-server >/dev/null 2>&1
+	rm -f "$TRIGGER" "$OUT"
+	rmdir "$DIR"
+}
+trap cleanup 0 1 15
+
+fail()
+{
+	echo "$*" >&2
+	exit 1
+}
+
+# Scroll a full width pane with the side status line on side $1 and check the
+# margins sent are $2.
+check()
+{
+	$TMUX kill-server >/dev/null 2>&1
+	$TMUX2 kill-server >/dev/null 2>&1
+	rm -f "$TRIGGER" "$OUT"
+
+	$TMUX new-session -d -s inner -x 60 -y 10 "sh -c '
+		while [ ! -e $TRIGGER ]; do sleep 0.1; done
+		i=0
+		while [ \$i -lt 15 ]; do i=\$((i + 1)); echo line\$i; done
+		exec sleep 100'" || exit 1
+	$TMUX set -g status off || exit 1
+	$TMUX set -g side-status "$1" || exit 1
+	$TMUX set -as terminal-features ',*:margins' || exit 1
+	$TMUX2 new-session -d -s outer -x 60 -y 10 '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
+	sleep 1
+	$TMUX2 pipe-pane -t outer:0.0 "cat >$OUT" || exit 1
+	sleep 0.5
+	: >"$TRIGGER"
+	sleep 1
+
+	got=$(tr '\033' E <"$OUT" | grep -o 'E\[[0-9]*;[0-9]*s' | sort -u |
+	    tr -d 'E[s' | tr '\n' ' ')
+	[ "$got" = "$2 " ] || fail "side-status $1: margins '$got', expected '$2'"
+}
+
+# Pane in columns 15 to 60 after a left side status line of width 14.
+check left '15;60'
+
+# Pane in columns 1 to 46 before a right side status line.
+check right '1;46'
+
+exit 0