+aptget update -qq -o Debug::pkgAcquire::Auth=1 2> output.log
+
+# ensure that the hash of the uncompressed file was verified even on a local
+# ims hit
+canary="SHA512:$(bzcat aptarchive/dists/unstable/main/binary-amd64/Packages.bz2 | sha512sum |cut -f1 -d' ')"
+grep -q -- "- $canary" output.log
+
+# foo is still available
+testsuccess aptget install -s foo