Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 267 insertions, 0 deletions

diff --git a/ctdb/tests/scripts/unit.sh b/ctdb/tests/scripts/unit.sh
new file mode 100644
index 0000000..403ee07
--- /dev/null
+++ b/ctdb/tests/scripts/unit.sh
@@ -0,0 +1,267 @@
+# Hey Emacs, this is a -*- shell-script -*- !!!  :-)
+
+. "${TEST_SCRIPTS_DIR}/common.sh"
+
+# Common variables and functions for CTDB unit tests.
+
+trap -- '' PIPE
+
+# Set the required result for a test.
+# - Argument 1 is exit code.
+# - Argument 2, if present is the required test output but "--"
+#   indicates empty output.
+# If argument 2 is not present or null then read required test output
+# from stdin.
+required_result()
+{
+	required_rc="${1:-0}"
+	if [ -n "$2" ]; then
+		if [ "$2" = "--" ]; then
+			required_output=""
+		else
+			# Use a sub-shell to strip trailing newlines.
+			# They can't be matched anyway because the
+			# test is run in a sub-shell, which strips
+			# trailing newlines.
+			# shellcheck disable=SC2116
+			required_output=$(echo "$2")
+		fi
+	else
+		if ! tty -s; then
+			required_output=$(cat)
+		else
+			required_output=""
+		fi
+	fi
+}
+
+required_error()
+{
+	rc=$(errcode "$1")
+	shift
+	required_result "$rc" "$@"
+}
+
+ok()
+{
+	required_result 0 "$@"
+}
+
+ok_null()
+{
+	ok --
+}
+
+reset_extra_header()
+{
+	# Re-define this function to output extra header information
+	extra_header()
+	{
+		:
+	}
+}
+
+reset_extra_footer()
+{
+	# Re-define this function to output extra footer information
+	extra_footer()
+	{
+		:
+	}
+}
+
+reset_extra_header
+reset_extra_footer
+
+result_print()
+{
+	_passed="$1"
+	_out="$2"
+	_rc="$3"
+
+	if "$CTDB_TEST_VERBOSE" || ! $_passed; then
+		extra_header
+
+		cat <<EOF
+--------------------------------------------------
+Output (Exit status: ${_rc}):
+--------------------------------------------------
+EOF
+		# Avoid echo, which might expand unintentional escapes
+		printf '%s\n' "$_out" |
+			result_filter |
+			cat "${CTDB_TEST_CAT_RESULTS_OPTS:--}"
+	fi
+
+	if ! $_passed; then
+		cat <<EOF
+--------------------------------------------------
+Required output (Exit status: ${required_rc}):
+--------------------------------------------------
+EOF
+		# Avoid echo, which might expand unintentional escapes
+		printf '%s\n' "$required_output" |
+			cat "${CTDB_TEST_CAT_RESULTS_OPTS:--}"
+
+		if $CTDB_TEST_DIFF_RESULTS; then
+			_outr=$(mktemp)
+			# Avoid echo, which might expand unintentional escapes
+			printf '%s\n' "$required_output" >"$_outr"
+
+			_outf=$(mktemp)
+			# Avoid echo, which might expand unintentional escapes
+			printf '%s\n' "$_fout" >"$_outf"
+
+			cat <<EOF
+--------------------------------------------------
+Diff:
+--------------------------------------------------
+EOF
+			diff -u "$_outr" "$_outf" | cat -A
+			rm "$_outr" "$_outf"
+		fi
+	fi
+}
+
+result_footer()
+{
+	_passed="$1"
+
+	if "$CTDB_TEST_VERBOSE" || ! $_passed; then
+		extra_footer
+	fi
+
+	if $_passed; then
+		echo "PASSED"
+		return 0
+	else
+		echo
+		echo "FAILED"
+		return 1
+	fi
+}
+
+# Result filtering is (usually) used to replace the date/time/PID
+# prefix on some CTDB tool/client log messages with the literal string
+# "DATE TIME [PID]".  This allows tests to loosely match this output,
+# since it can't otherwise be matched.
+result_filter_default()
+{
+	_date_time_pid='[0-9/][0-9/]*\ [0-9:\.][0-9:\.]*\ \[[\ 0-9][\ 0-9]*\]'
+	sed -e "s@^${_date_time_pid}:@DATE\ TIME\ \[PID\]:@"
+}
+# Used in testcases
+# shellcheck disable=SC2034
+TEST_DATE_STAMP=""
+
+# Override this function to customise output filtering.
+result_filter()
+{
+	result_filter_default
+}
+
+result_check()
+{
+	_rc=$?
+
+	# Avoid echo, which might expand unintentional escapes
+	_fout=$(printf '%s\n' "$_out" | result_filter)
+
+	if [ "$_fout" = "$required_output" ] &&
+		[ "$_rc" = "$required_rc" ]; then
+		_passed=true
+	else
+		_passed=false
+	fi
+
+	result_print "$_passed" "$_out" "$_rc"
+	result_footer "$_passed"
+}
+
+test_fail()
+{
+	_passed=false
+	return 1
+}
+
+test_case_string=""
+test_case()
+{
+	test_case_string="$*"
+}
+
+test_header_default()
+{
+	echo "=================================================="
+	if [ -n "$test_case_string" ]; then
+		echo "Summary: ${test_case_string}"
+		test_case_string=""
+	fi
+	echo "Running: $*"
+}
+
+reset_test_header()
+{
+	# Re-define this function to get different header
+	test_header()
+	{
+		test_header_default "$@"
+	}
+}
+
+reset_test_header
+
+# Simple test harness for running binary unit tests
+unit_test()
+{
+	test_header "$@"
+
+	_wrapper="$VALGRIND"
+	if $CTDB_TEST_COMMAND_TRACE; then
+		_wrapper="strace"
+	fi
+	_out=$($_wrapper "$@" 2>&1)
+
+	result_check || exit $?
+}
+
+# Simple test harness for running shell script unit tests
+script_test()
+{
+	test_header "$@"
+
+	_shell=""
+	if ${CTDB_TEST_COMMAND_TRACE}; then
+		_shell="sh -x"
+	else
+		_shell="sh"
+	fi
+
+	_out=$($_shell "$@" 2>&1)
+
+	result_check || exit $?
+}
+
+# Simple test harness for running tests without tracing
+unit_test_notrace()
+{
+	test_header "$@"
+
+	_out=$("$@" 2>&1)
+
+	result_check || exit $?
+}
+
+test_cleanup_hooks=""
+
+test_cleanup()
+{
+	test_cleanup_hooks="${test_cleanup_hooks}${test_cleanup_hooks:+ ; }$*"
+}
+
+trap 'eval $test_cleanup_hooks' 0
+
+local="${CTDB_TEST_SUITE_DIR}/scripts/local.sh"
+if [ -r "$local" ]; then
+	. "$local"
+fi