Adjustments to reduce false positives on slow systems.

tests/Display_-_--numeric_--bytes.test

@@ -18,18 +18,21 @@ dd if=/dev/zero bs=500 count=1 2>/dev/null \
 lineCount=$(wc -l < "${workFile1}" | tr -dc '0-9')
 finalLine=$(sed -n '$p' < "${workFile1}")
 
-# The number of output lines should be >8 and <13, and the final byte count
+# The number of output lines should be >6 and <13, and the final byte count
 # should be 500.
 #
-if ! test "${lineCount}" -gt 8; then
-	echo "fewer than 9 output lines (${lineCount})"
+if ! test "${lineCount}" -gt 6; then
+	echo "fewer than 7 output lines (${lineCount}):"
+	cat "${workFile1}"
 	exit 1
 fi
 if ! test "${lineCount}" -lt 13; then
-	echo "more than 12 output lines (${lineCount})"
+	echo "more than 12 output lines (${lineCount}):"
+	cat "${workFile1}"
 	exit 1
 fi
 if ! test "${finalLine}" = "500"; then
-	echo "final byte count was not 500 (${finalLine})"
+	echo "final byte count was not 500 (${finalLine}):"
+	cat "${workFile1}"
 	exit 1
 fi

tests/Terminal_-_Detect_width.test

@@ -37,6 +37,7 @@ runInTerminal () {
 	# tmux 1.8 doesn't have "resize-window"
 	echo "resize-pane -x ${terminalWidth} -y 5"
 	echo "pipe-pane 'cat > ${workFile1}'"
+	sleep 0.5
 	echo "respawn-pane -k \"${commandToRun}\""
 	sleep "${secondsToWait}"
 	echo "kill-server"
@@ -51,7 +52,7 @@ runInTerminal () {
 # longest number of characters seen between "[" and "]".
 #
 runWidthTest () {
-	runInTerminal "$1" 1 "${testSubject} -pSs 1K </dev/zero >/dev/null" \
+	runInTerminal "$1" "$2" "${testSubject} -pSs 1K </dev/zero >/dev/null" \
 	| tr '\r' '\n' \
 	| sed -n 's/^.*\[//;s/\].*$//p' \
 	| awk 'BEGIN {m=0} {n=length($0); m=(n>m?n:m)} END {print m}'
@@ -64,7 +65,11 @@ runWidthTest () {
 #
 widthTest () {
 	terminalWidth="$1"
-	longestBar=$(runWidthTest "${terminalWidth}")
+	longestBar=$(runWidthTest "${terminalWidth}" 1)
+	# Retry test with longer delay, if null result.
+	if test -z "${longestBar}" || test "${longestBar}" -eq 0; then
+		longestBar=$(runWidthTest "${terminalWidth}" 5)
+	fi
 	if test -z "${longestBar}"; then
 		echo "no output from test at width=${terminalWidth}"
 		exit 1