[PATCH 3/3] test: mark some tests as broken when run as root.

[David Bremner <david@tethera.net>]

File permission errors e.g., are hard to trigger as root.
---
 test/T050-new.sh     | 1 +
 test/T150-tagging.sh | 1 +
 test/test-lib.sh     | 6 ++++++
 3 files changed, 8 insertions(+)

diff --git a/test/T050-new.sh b/test/T050-new.sh
index 5a03998b..c75021bc 100755
--- a/test/T050-new.sh
+++ b/test/T050-new.sh
@@ -362,6 +362,7 @@ EOF
 test_expect_equal_file EXPECTED OUTPUT
 
 test_begin_subtest "Xapian exception: read only files"
+test_subtest_broken_for_root
 chmod u-w ${MAIL_DIR}/.notmuch/xapian/*.*
 output=$(NOTMUCH_NEW --debug 2>&1 | sed 's/: .*$//' )
 chmod u+w ${MAIL_DIR}/.notmuch/xapian/*.*
diff --git a/test/T150-tagging.sh b/test/T150-tagging.sh
index 1a2fd77e..ac3f2539 100755
--- a/test/T150-tagging.sh
+++ b/test/T150-tagging.sh
@@ -320,6 +320,7 @@ test_begin_subtest "Tag name beginning with -"
 test_expect_code 1 'notmuch tag +- One'
 
 test_begin_subtest "Xapian exception: read only files"
+test_subtest_broken_for_root
 chmod u-w ${MAIL_DIR}/.notmuch/xapian/*.*
 output=$(notmuch tag +something '*' 2>&1 | sed 's/: .*$//' )
 chmod u+w ${MAIL_DIR}/.notmuch/xapian/*.*
diff --git a/test/test-lib.sh b/test/test-lib.sh
index 6713275f..4bacc9b1 100644
--- a/test/test-lib.sh
+++ b/test/test-lib.sh
@@ -779,6 +779,12 @@ test_subtest_broken_for_installed () {
     fi
 }
 
+test_subtest_broken_for_root () {
+   if [ "$(id -u)" = "0" ]; then
+	test_subtest_known_broken_=t
+    fi
+}
+
 test_expect_success () {
 	exec 1>&6 2>&7		# Restore stdout and stderr
 	if [ -z "$inside_subtest" ]; then
-- 
2.33.0