Add a script to sanity check out of repo builds.

NEWS

@@ -1,5 +1,10 @@
 			autorevision history
 
+1.17 @ 2016-11-18:
+  Fix out of repo operation.
+  Bring back the irc channel.
+  Add a script to sanity check out of repo operation.
+
 1.16 @ 2016-11-15:
   Try to eliminate stray error output.
   Allow the VCS_EXTRA symbol to be renamed.

test.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+# This test script makes a number of assumptions about its enviroment
+# and therfore is not meant to be portable or even to be run from
+# outside Autorevision's repository.
+
+# Prep
+set -e
+make tarball
+
+# Configure
+testPath="$(cd "$(dirname "$0")"; pwd -P)"
+vers="$(./autorevision -fo ./autorevision.cache -s VCS_TAG | sed -e 's:v/::')"
+tdir="autorevision-${vers}"
+tarball="${tdir}.tgz"
+tmpdir="$(mktemp -dqt autorevision)"
+
+
+# Copy the tarball to a temp directory
+cp -a "${tarball}" "${tmpdir}"
+
+cd "${tmpdir}"
+
+# Decompress
+tar -xf "${tarball}"
+
+cd "${tdir}"
+
+# Poke it to see it does anything
+make clean
+
+# Compare the results
+cmp -s "autorevision.cache" "${testPath}/autorevision.cache"