diff options
Diffstat (limited to 't/t7422-submodule-output.sh')
| -rwxr-xr-x | t/t7422-submodule-output.sh | 40 |
1 files changed, 36 insertions, 4 deletions
diff --git a/t/t7422-submodule-output.sh b/t/t7422-submodule-output.sh index f21e920367..aea1ddf117 100755 --- a/t/t7422-submodule-output.sh +++ b/t/t7422-submodule-output.sh @@ -167,10 +167,42 @@ do done test_expect_success !MINGW 'git submodule status --recursive propagates SIGPIPE' ' - { git submodule status --recursive 2>err; echo $?>status; } | - grep -q X/S && - test_must_be_empty err && - test_match_signal 13 "$(cat status)" + # The test setup is somewhat involved because triggering a SIGPIPE is + # racy with buffered pipes. To avoid the raciness we thus need to make + # sure that the subprocess in question fills the buffers completely, + # which requires a couple thousand submodules in total. + test_when_finished "rm -rf submodule repo" && + git init submodule && + ( + cd submodule && + test_commit initial && + + COMMIT=$(git rev-parse HEAD) && + for i in $(test_seq 2000) + do + echo "[submodule \"sm-$i\"]" && + echo "path = recursive-submodule-path-$i" || + return 1 + done >gitmodules && + BLOB=$(git hash-object -w --stdin <gitmodules) && + + printf "100644 blob $BLOB\t.gitmodules\n" >tree && + test_seq -f "160000 commit $COMMIT\trecursive-submodule-path-%d" 2000 >>tree && + TREE=$(git mktree <tree) && + + COMMIT=$(git commit-tree "$TREE") && + git reset --hard "$COMMIT" + ) && + + git init repo && + ( + cd repo && + GIT_ALLOW_PROTOCOL=file git submodule add "$(pwd)"/../submodule && + { git submodule status --recursive 2>err; echo $?>status; } | + grep -q recursive-submodule-path-1 && + test_must_be_empty err && + test_match_signal 13 "$(cat status)" + ) ' test_done |