+$APT_GET -o Acquire::PDiffs=true update
+check_indexes compressed
+check_cache
+
+rm etc/apt/apt.conf.d/02compress-indexes
+
+echo "==== apt-ftparchive ===="
+mkdir arch
+$APT_GET install -d $TEST_PKG
+cp var/cache/apt/archives/$TEST_PKG*.deb arch/
+cd arch
+$APT_GET source -d $TEST_PKG >/dev/null 2>&1
+$APT_FTPARCHIVE packages . | gzip -9 > Packages.gz
+$APT_FTPARCHIVE sources . | gzip -9 > Sources.gz
+cd ..
+
+echo "deb file://$WORKDIR/arch /
+deb-src file://$WORKDIR/arch /" > etc/apt/sources.list
+$APT_GET clean
+
+echo "==== uncompressed indexes from local file:// archive ===="
+echo "--- apt-get update"
+$APT_GET update
+check_indexes
+check_cache
+check_get_source
+
+echo "==== compressed indexes from local file:// archive ===="
+echo "--- apt-get update"
+$APT_GET -o Acquire::GzipIndexes=true update
+# EXFAIL: file:/ URIs currently decompress even with above option
+#check_indexes compressed