Just noticed I missed the other 'test_must_fail'. Resubmitting in a few moments.
On Tue, May 1, 2018 at 8:27 PM, Casey Fitzpatrick <kcghost@xxxxxxxxx> wrote:
> Add --dissociate option to add and update commands, both clone helper commands
> that already have the --reference option --dissociate pairs with.
>
> Signed-off-by: Casey Fitzpatrick <kcghost@xxxxxxxxx>
> ---
> Documentation/git-submodule.txt | 10 +++++++++-
> builtin/submodule--helper.c | 16 +++++++++++++---
> git-submodule.sh | 10 +++++++++-
> t/t7408-submodule-reference.sh | 17 +++++++++++++++++
> 4 files changed, 48 insertions(+), 5 deletions(-)
>
> diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt
> index d1ebe32e8..a75b95043 100644
> --- a/Documentation/git-submodule.txt
> +++ b/Documentation/git-submodule.txt
> @@ -369,7 +369,15 @@ the submodule itself.
> this option will be passed to the linkgit:git-clone[1] command.
> +
> *NOTE*: Do *not* use this option unless you have read the note
> -for linkgit:git-clone[1]'s `--reference` and `--shared` options carefully.
> +for linkgit:git-clone[1]'s `--reference`, `--shared`, and `--dissociate`
> +options carefully.
> +
> +--dissociate::
> + This option is only valid for add and update commands. These
> + commands sometimes need to clone a remote repository. In this case,
> + this option will be passed to the linkgit:git-clone[1] command.
> ++
> +*NOTE*: see the NOTE for the `--reference` option.
>
> --recursive::
> This option is only valid for foreach, update, status and sync commands.
> diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
> index 6ba8587b6..a85b30419 100644
> --- a/builtin/submodule--helper.c
> +++ b/builtin/submodule--helper.c
> @@ -1056,7 +1056,7 @@ static int module_deinit(int argc, const char **argv, const char *prefix)
> }
>
> static int clone_submodule(const char *path, const char *gitdir, const char *url,
> - const char *depth, struct string_list *reference,
> + const char *depth, struct string_list *reference, int dissociate,
> int quiet, int progress)
> {
> struct child_process cp = CHILD_PROCESS_INIT;
> @@ -1075,6 +1075,8 @@ static int clone_submodule(const char *path, const char *gitdir, const char *url
> argv_array_pushl(&cp.args, "--reference",
> item->string, NULL);
> }
> + if (dissociate)
> + argv_array_push(&cp.args, "--dissociate");
> if (gitdir && *gitdir)
> argv_array_pushl(&cp.args, "--separate-git-dir", gitdir, NULL);
>
> @@ -1190,6 +1192,7 @@ static int module_clone(int argc, const char **argv, const char *prefix)
> char *p, *path = NULL, *sm_gitdir;
> struct strbuf sb = STRBUF_INIT;
> struct string_list reference = STRING_LIST_INIT_NODUP;
> + int dissociate = 0;
> char *sm_alternate = NULL, *error_strategy = NULL;
>
> struct option module_clone_options[] = {
> @@ -1208,6 +1211,8 @@ static int module_clone(int argc, const char **argv, const char *prefix)
> OPT_STRING_LIST(0, "reference", &reference,
> N_("repo"),
> N_("reference repository")),
> + OPT_BOOL(0, "dissociate", &dissociate,
> + N_("use --reference only while cloning")),
> OPT_STRING(0, "depth", &depth,
> N_("string"),
> N_("depth for shallow clones")),
> @@ -1247,7 +1252,7 @@ static int module_clone(int argc, const char **argv, const char *prefix)
>
> prepare_possible_alternates(name, &reference);
>
> - if (clone_submodule(path, sm_gitdir, url, depth, &reference,
> + if (clone_submodule(path, sm_gitdir, url, depth, &reference, dissociate,
> quiet, progress))
> die(_("clone of '%s' into submodule path '%s' failed"),
> url, path);
> @@ -1300,6 +1305,7 @@ struct submodule_update_clone {
> int quiet;
> int recommend_shallow;
> struct string_list references;
> + int dissociate;
> const char *depth;
> const char *recursive_prefix;
> const char *prefix;
> @@ -1315,7 +1321,7 @@ struct submodule_update_clone {
> int failed_clones_nr, failed_clones_alloc;
> };
> #define SUBMODULE_UPDATE_CLONE_INIT {0, MODULE_LIST_INIT, 0, \
> - SUBMODULE_UPDATE_STRATEGY_INIT, 0, 0, -1, STRING_LIST_INIT_DUP, \
> + SUBMODULE_UPDATE_STRATEGY_INIT, 0, 0, -1, STRING_LIST_INIT_DUP, 0, \
> NULL, NULL, NULL, \
> STRING_LIST_INIT_DUP, 0, NULL, 0, 0}
>
> @@ -1442,6 +1448,8 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
> for_each_string_list_item(item, &suc->references)
> argv_array_pushl(&child->args, "--reference", item->string, NULL);
> }
> + if (suc->dissociate)
> + argv_array_push(&child->args, "--dissociate");
> if (suc->depth)
> argv_array_push(&child->args, suc->depth);
>
> @@ -1575,6 +1583,8 @@ static int update_clone(int argc, const char **argv, const char *prefix)
> N_("rebase, merge, checkout or none")),
> OPT_STRING_LIST(0, "reference", &suc.references, N_("repo"),
> N_("reference repository")),
> + OPT_BOOL(0, "dissociate", &suc.dissociate,
> + N_("use --reference only while cloning")),
> OPT_STRING(0, "depth", &suc.depth, "<depth>",
> N_("Create a shallow clone truncated to the "
> "specified number of revisions")),
> diff --git a/git-submodule.sh b/git-submodule.sh
> index 39c241a1d..1fddc098f 100755
> --- a/git-submodule.sh
> +++ b/git-submodule.sh
> @@ -42,6 +42,7 @@ prefix=
> custom_name=
> depth=
> progress=
> +dissociate=
>
> die_if_unmatched ()
> {
> @@ -128,6 +129,9 @@ cmd_add()
> --reference=*)
> reference_path="${1#--reference=}"
> ;;
> + --dissociate)
> + dissociate=1
> + ;;
> --name)
> case "$2" in '') usage ;; esac
> custom_name=$2
> @@ -258,7 +262,7 @@ or you are unsure what this means choose another name with the '--name' option."
> eval_gettextln "Reactivating local git directory for submodule '\$sm_name'."
> fi
> fi
> - git submodule--helper clone ${GIT_QUIET:+--quiet} ${progress:+"--progress"} --prefix "$wt_prefix" --path "$sm_path" --name "$sm_name" --url "$realrepo" ${reference:+"$reference"} ${depth:+"$depth"} || exit
> + git submodule--helper clone ${GIT_QUIET:+--quiet} ${progress:+"--progress"} --prefix "$wt_prefix" --path "$sm_path" --name "$sm_name" --url "$realrepo" ${reference:+"$reference"} ${dissociate:+"--dissociate"} ${depth:+"$depth"} || exit
> (
> sanitize_submodule_env
> cd "$sm_path" &&
> @@ -493,6 +497,9 @@ cmd_update()
> --reference=*)
> reference="$1"
> ;;
> + --dissociate)
> + dissociate=1
> + ;;
> -m|--merge)
> update="merge"
> ;;
> @@ -550,6 +557,7 @@ cmd_update()
> ${prefix:+--recursive-prefix "$prefix"} \
> ${update:+--update "$update"} \
> ${reference:+"$reference"} \
> + ${dissociate:+"--dissociate"} \
> ${depth:+--depth "$depth"} \
> $recommend_shallow \
> $jobs \
> diff --git a/t/t7408-submodule-reference.sh b/t/t7408-submodule-reference.sh
> index e159fc503..1b3e7c2f7 100755
> --- a/t/t7408-submodule-reference.sh
> +++ b/t/t7408-submodule-reference.sh
> @@ -59,6 +59,16 @@ test_expect_success 'submodule add --reference uses alternates' '
> test_alternate_is_used super/.git/modules/sub/objects/info/alternates super/sub
> '
>
> +test_expect_success 'submodule add --reference with --dissociate doesnt use alternates' '
> + (
> + cd super &&
> + git submodule add --reference ../B --dissociate "file://$base_dir/A" sub-dissociate &&
> + git commit -m B-super-added &&
> + git repack -ad
> + ) &&
> + test_path_is_missing super/.git/modules/sub-dissociate/objects/info/alternates
> +'
> +
> test_expect_success 'that reference gets used with add' '
> (
> cd super/sub &&
> @@ -82,6 +92,13 @@ test_expect_success 'updating superproject keeps alternates' '
> test_alternate_is_used super-clone/.git/modules/sub/objects/info/alternates super-clone/sub
> '
>
> +test_expect_success 'updating superproject with --dissociate doesnt keep alternates' '
> + test_when_finished "rm -rf super-clone" &&
> + git clone super super-clone &&
> + git -C super-clone submodule update --init --reference ../B --dissociate &&
> + test_must_fail test_alternate_is_used super-clone/.git/modules/sub/objects/info/alternates super-clone/sub
> +'
> +
> test_expect_success 'submodules use alternates when cloning a superproject' '
> test_when_finished "rm -rf super-clone" &&
> git clone --reference super --recursive super super-clone &&
> --
> 2.17.0.1.ge0414f29c.dirty
>
