+if [ ${BASH_VERSINFO[0]} -lt 4 ]; then
+ echo "Error: The notmuch test suite requires a bash version >= 4.0"
+ echo "due to use of associative arrays within the test suite."
+ echo "Please try again with a newer bash (or help us fix the"
+ echo "test suite to be more portable). Thanks."
+ exit 1
+fi
+
+# Ensure NOTMUCH_SRCDIR and NOTMUCH_BUILDDIR are set.
+. $(dirname "$0")/export-dirs.sh || exit 1
+
+TESTS=
+for test in $NOTMUCH_TESTS; do
+ TESTS="$TESTS $NOTMUCH_SRCDIR/test/$test"
+done
+
+if [[ -z "$TESTS" ]]; then
+ TESTS="$NOTMUCH_SRCDIR/test/T[0-9][0-9][0-9]-*.sh"
+fi