Major restructuring to switch build system from old scripts to GNU Automake.

tests/Integrity_-_When_adjusted_remotely.test

@@ -0,0 +1,61 @@
+#!/bin/sh
+#
+# Try repeatedly messaging a transfer process, and make sure the data stays
+# intact.
+
+# Dummy assignments for "shellcheck".
+testSubject="${testSubject:-false}"; workFile1="${workFile1:-.tmp1}"; workFile2="${workFile2:-.tmp2}"; workFile3="${workFile3:-.tmp3}"; workFile4="${workFile4:-.tmp4}"
+
+# Do nothing if IPC is not supported.
+if ! "${testSubject}" -h 2>/dev/null | grep -Eq "^  -R,"; then
+	echo "IPC is not supported on this platform"
+	exit 77
+fi
+
+# Generate some data.
+dd if=/dev/urandom of="${workFile1}" bs=1024 count=10240 2>/dev/null
+
+# Run a few remote control commands in the background.
+#
+echo FAIL > "${workFile3}"
+(
+set +e
+sleep 2
+for loopCount in 1 2 3; do
+	"${testSubject}" -R "$(cat "${workFile4}")" -apterb	|| exit 1
+	(usleep 200000 || sleep 1) 2>/dev/null
+	"${testSubject}" -R "$(cat "${workFile4}")" -p		|| exit 1
+	(usleep 200000 || sleep 1) 2>/dev/null
+	"${testSubject}" -R "$(cat "${workFile4}")" -N "test"	|| exit 1
+	(usleep 200000 || sleep 1) 2>/dev/null
+	"${testSubject}" -R "$(cat "${workFile4}")" -F "%e"	|| exit 1
+	(usleep 200000 || sleep 1) 2>/dev/null
+	"${testSubject}" -R "$(cat "${workFile4}")" -N "."	|| exit 1
+	(usleep 200000 || sleep 1) 2>/dev/null
+	echo "${loopCount}" >/dev/null	# dummy for shellcheck
+done
+"${testSubject}" -R "$(cat "${workFile4}")" -L 10M
+echo OK > "${workFile3}"
+) &
+
+# Run our data transfer.
+"${testSubject}" -L 100k -i 0.1 -f -P "${workFile4}" "${workFile1}" > "${workFile2}" 2>/dev/null
+
+# Check our remote control calls ran OK.
+backgroundStatus=$(cat "${workFile3}")
+if ! test "${backgroundStatus}" = "OK"; then
+	echo "remote control calls failed"
+	exit 1
+fi
+
+# Check data integrity.
+inputChecksum=$(cksum "${workFile1}" | awk '{print $1}')
+outputChecksum=$(cksum "${workFile2}" | awk '{print $1}')
+if ! test "${inputChecksum}" = "${outputChecksum}"; then
+	echo "input and output checksums differ"
+	exit 1
+fi
+
+exit 0
+
+# EOF