Add Debian 'testing' to the schroot build script

Since 'jessie' isn't in the debootstrap list yet, we need to use the
name 'testing'. Nevertheless, it always makes sense to test the project
against the upcoming Debial release.
Signed-off-by: Petr Pudlak <pudlak@google.com>
Reviewed-by: Klaus Aehlig <aehlig@google.com>

devel/build_chroot

@@ -347,6 +347,28 @@ case $DIST_RELEASE in
         lens-3.10.2 \
         'lifted-base>=0.1.2'
 ;;
+
+  testing)
+
+    in_chroot -- \
+      $APT_INSTALL \
+      autoconf automake ghc ghc-haddock libghc-network-dev \
+      libghc-test-framework{,-hunit,-quickcheck2}-dev \
+      libghc-json-dev libghc-curl-dev libghc-hinotify-dev \
+      libghc-parallel-dev libghc-utf8-string-dev \
+      libghc-hslogger-dev libghc-crypto-dev \
+      libghc-regex-pcre-dev libghc-attoparsec-dev \
+      libghc-vector-dev libghc-temporary-dev \
+      libghc-snap-server-dev libpcre3 libpcre3-dev hscolour hlint pandoc \
+      libghc-zlib-dev \
+      libghc-base64-bytestring-dev libghc-lens-dev libghc-lifted-base-dev \
+      cabal-install \
+      python-setuptools python-sphinx python-epydoc graphviz python-pyparsing \
+      python-simplejson python-pycurl python-pyinotify python-paramiko \
+      python-bitarray python-ipaddr python-yaml qemu-utils python-coverage pep8 \
+      shelltestrunner python-dev pylint openssh-client vim git git-email
+;;
+
   precise)
     # ghc, git-email and other dependencies are hosted in the universe
     # repository, which is not enabled by default.