t/helper: merge test-sigchain into test-tool

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Makefile

@@ -679,6 +679,7 @@ TEST_BUILTINS_OBJS += test-run-command.o
 TEST_BUILTINS_OBJS += test-scrap-cache-tree.o
 TEST_BUILTINS_OBJS += test-sha1-array.o
 TEST_BUILTINS_OBJS += test-sha1.o
+TEST_BUILTINS_OBJS += test-sigchain.o
 
 TEST_PROGRAMS_NEED_X += test-dump-fsmonitor
 TEST_PROGRAMS_NEED_X += test-dump-untracked-cache
@@ -686,7 +687,6 @@ TEST_PROGRAMS_NEED_X += test-fake-ssh
 TEST_PROGRAMS_NEED_X += test-line-buffer
 TEST_PROGRAMS_NEED_X += test-parse-options
 TEST_PROGRAMS_NEED_X += test-write-cache
-TEST_PROGRAMS_NEED_X += test-sigchain
 TEST_PROGRAMS_NEED_X += test-strcmp-offset
 TEST_PROGRAMS_NEED_X += test-string-list
 TEST_PROGRAMS_NEED_X += test-submodule-config

t/helper/test-sigchain.c

@@ -1,3 +1,4 @@
+#include "test-tool.h"
 #include "cache.h"
 #include "sigchain.h"
 
@@ -13,7 +14,7 @@ X(two)
 X(three)
 #undef X
 
-int cmd_main(int argc, const char **argv) {
+int cmd__sigchain(int argc, const char **argv) {
 	sigchain_push(SIGTERM, one);
 	sigchain_push(SIGTERM, two);
 	sigchain_push(SIGTERM, three);

t/helper/test-tool.c

@@ -34,6 +34,7 @@ static struct test_cmd cmds[] = {
 	{ "scrap-cache-tree", cmd__scrap_cache_tree },
 	{ "sha1-array", cmd__sha1_array },
 	{ "sha1", cmd__sha1 },
+	{ "sigchain", cmd__sigchain },
 };
 
 int cmd_main(int argc, const char **argv)

t/helper/test-tool.h

@@ -28,5 +28,6 @@ int cmd__run_command(int argc, const char **argv);
 int cmd__scrap_cache_tree(int argc, const char **argv);
 int cmd__sha1_array(int argc, const char **argv);
 int cmd__sha1(int argc, const char **argv);
+int cmd__sigchain(int argc, const char **argv);
 
 #endif

t/t0005-signals.sh

@@ -10,7 +10,7 @@ one
 EOF
 
 test_expect_success 'sigchain works' '
-	{ test-sigchain >actual; ret=$?; } &&
+	{ test-tool sigchain >actual; ret=$?; } &&
 	{
 		# Signal death by raise() on Windows acts like exit(3),
 		# regardless of the signal number. So we must allow that
@@ -24,7 +24,7 @@ test_expect_success 'sigchain works' '
 test_expect_success !MINGW 'signals are propagated using shell convention' '
 	# we use exec here to avoid any sub-shell interpretation
 	# of the exit code
-	git config alias.sigterm "!exec test-sigchain" &&
+	git config alias.sigterm "!exec test-tool sigchain" &&
 	test_expect_code 143 git sigterm
 '