t7060: add test for status --branch on a detached HEAD

This test fails when run under Valgrind because branch_get() gets passed a bogus branch name pointer: ==62831== Invalid read of size 1 ==62831== at 0x4F76AE: branch_get (remote.c:1650) ==62831== by 0x53499E: wt_shortstatus_print_tracking (wt-status.c:1654) ==62831== by 0x53499E: wt_shortstatus_print (wt-status.c:1706) ==62831== by 0x428D29: cmd_status (commit.c:1384) ==62831== by 0x405D6D: run_builtin (git.c:350) ==62831== by 0x405D6D: handle_builtin (git.c:536) ==62831== by 0x404F10: run_argv (git.c:582) ==62831== by 0x404F10: main (git.c:690) ==62831== Address 0x5e89b0b is 6 bytes after a block of size 5 alloc'd ==62831== at 0x4C28C4F: malloc (vg_replace_malloc.c:299) ==62831== by 0x59579E9: strdup (strdup.c:42) ==62831== by 0x52E108: xstrdup (wrapper.c:43) ==62831== by 0x5322A6: wt_status_prepare (wt-status.c:130) ==62831== by 0x4276E0: status_init_config (commit.c:184) ==62831== by 0x428BB8: cmd_status (commit.c:1350) ==62831== by 0x405D6D: run_builtin (git.c:350) ==62831== by 0x405D6D: handle_builtin (git.c:536) ==62831== by 0x404F10: run_argv (git.c:582) ==62831== by 0x404F10: main (git.c:690) Signed-off-by: Rene Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>

René Scharfe committed Oct 31, 2015 at 18:35 UTC 7ca8c18950c3f843cedba897b44f9c79b5ab44eb
1 file changed +14
t/t7060-wtstatus.sh
+14
@@ -213,5 +213,19 @@ EOF
213 git checkout master
214 '
215
216 +test_expect_failure 'status --branch with detached HEAD' '
217 + git reset --hard &&
218 + git checkout master^0 &&
219 + git status --branch --porcelain >actual &&
220 + cat >expected <<-EOF &&
221 + ## HEAD (no branch)
222 + ?? .gitconfig
223 + ?? actual
224 + ?? expect
225 + ?? expected
226 + ?? mdconflict/
227 + EOF
228 + test_i18ncmp expected actual
229 +'
230
231 test_done