test: treat undefined feature variables as 0

[notmuch] / test / T010-help-test.sh

diff --git a/test/T010-help-test.sh b/test/T010-help-test.sh
index 0c833de262170f5aea7b778aa62bcef0f9ed4d63..1fbc46a2dc4a95bbc2f618d8dec606ccee75c788 100755 (executable)
--- a/test/T010-help-test.sh
+++ b/test/T010-help-test.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 test_description="online help"
-. ./test-lib.sh || exit 1
+. $(dirname "$0")/test-lib.sh || exit 1
 
 test_begin_subtest 'notmuch --help'
 test_expect_success 'notmuch --help'
@@ -12,7 +12,7 @@ test_expect_success 'notmuch help'
 test_begin_subtest 'notmuch --version'
 test_expect_success 'notmuch --version'
 
-if [ $NOTMUCH_HAVE_MAN -eq 1 ]; then
+if [ "${NOTMUCH_HAVE_MAN-0}" = "1" ]; then
     test_begin_subtest 'notmuch --help tag'
     test_expect_success 'notmuch --help tag'