diff options
| -rw-r--r-- | Documentation/diff-config.txt | 9 | ||||
| -rw-r--r-- | Documentation/diff-options.txt | 17 | ||||
| -rw-r--r-- | diff.c | 31 | ||||
| -rw-r--r-- | diff.h | 3 | ||||
| -rw-r--r-- | submodule.c | 69 | ||||
| -rw-r--r-- | submodule.h | 6 | ||||
| -rwxr-xr-x | t/t4060-diff-submodule-option-diff-format.sh | 749 |
7 files changed, 863 insertions, 21 deletions
diff --git a/Documentation/diff-config.txt b/Documentation/diff-config.txt index d5a5b17d50..0eded24034 100644 --- a/Documentation/diff-config.txt +++ b/Documentation/diff-config.txt @@ -122,10 +122,11 @@ diff.suppressBlankEmpty:: diff.submodule:: Specify the format in which differences in submodules are - shown. The "log" format lists the commits in the range like - linkgit:git-submodule[1] `summary` does. The "short" format - format just shows the names of the commits at the beginning - and end of the range. Defaults to short. + shown. The "short" format just shows the names of the commits + at the beginning and end of the range. The "log" format lists + the commits in the range like linkgit:git-submodule[1] `summary` + does. The "diff" format shows an inline diff of the changed + contents of the submodule. Defaults to "short". diff.wordRegex:: A POSIX Extended Regular Expression used to determine what is a "word" diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt index cc4342e203..7805a0ccad 100644 --- a/Documentation/diff-options.txt +++ b/Documentation/diff-options.txt @@ -210,13 +210,16 @@ any of those replacements occurred. of the `--diff-filter` option on what the status letters mean. --submodule[=<format>]:: - Specify how differences in submodules are shown. When `--submodule` - or `--submodule=log` is given, the 'log' format is used. This format lists - the commits in the range like linkgit:git-submodule[1] `summary` does. - Omitting the `--submodule` option or specifying `--submodule=short`, - uses the 'short' format. This format just shows the names of the commits - at the beginning and end of the range. Can be tweaked via the - `diff.submodule` configuration variable. + Specify how differences in submodules are shown. When specifying + `--submodule=short` the 'short' format is used. This format just + shows the names of the commits at the beginning and end of the range. + When `--submodule` or `--submodule=log` is specified, the 'log' + format is used. This format lists the commits in the range like + linkgit:git-submodule[1] `summary` does. When `--submodule=diff` + is specified, the 'diff' format is used. This format shows an + inline diff of the changes in the submodule contents between the + commit range. Defaults to `diff.submodule` or the 'short' format + if the config option is unset. --color[=<when>]:: Show colored diff. @@ -135,6 +135,8 @@ static int parse_submodule_params(struct diff_options *options, const char *valu options->submodule_format = DIFF_SUBMODULE_LOG; else if (!strcmp(value, "short")) options->submodule_format = DIFF_SUBMODULE_SHORT; + else if (!strcmp(value, "diff")) + options->submodule_format = DIFF_SUBMODULE_INLINE_DIFF; else return -1; return 0; @@ -2300,6 +2302,15 @@ static void builtin_diff(const char *name_a, struct strbuf header = STRBUF_INIT; const char *line_prefix = diff_line_prefix(o); + diff_set_mnemonic_prefix(o, "a/", "b/"); + if (DIFF_OPT_TST(o, REVERSE_DIFF)) { + a_prefix = o->b_prefix; + b_prefix = o->a_prefix; + } else { + a_prefix = o->a_prefix; + b_prefix = o->b_prefix; + } + if (o->submodule_format == DIFF_SUBMODULE_LOG && (!one->mode || S_ISGITLINK(one->mode)) && (!two->mode || S_ISGITLINK(two->mode))) { @@ -2311,6 +2322,17 @@ static void builtin_diff(const char *name_a, two->dirty_submodule, meta, del, add, reset); return; + } else if (o->submodule_format == DIFF_SUBMODULE_INLINE_DIFF && + (!one->mode || S_ISGITLINK(one->mode)) && + (!two->mode || S_ISGITLINK(two->mode))) { + const char *del = diff_get_color_opt(o, DIFF_FILE_OLD); + const char *add = diff_get_color_opt(o, DIFF_FILE_NEW); + show_submodule_inline_diff(o->file, one->path ? one->path : two->path, + line_prefix, + &one->oid, &two->oid, + two->dirty_submodule, + meta, del, add, reset, o); + return; } if (DIFF_OPT_TST(o, ALLOW_TEXTCONV)) { @@ -2318,15 +2340,6 @@ static void builtin_diff(const char *name_a, textconv_two = get_textconv(two); } - diff_set_mnemonic_prefix(o, "a/", "b/"); - if (DIFF_OPT_TST(o, REVERSE_DIFF)) { - a_prefix = o->b_prefix; - b_prefix = o->a_prefix; - } else { - a_prefix = o->a_prefix; - b_prefix = o->b_prefix; - } - /* Never use a non-valid filename anywhere if at all possible */ name_a = DIFF_FILE_VALID(one) ? name_a : name_b; name_b = DIFF_FILE_VALID(two) ? name_b : name_a; @@ -111,7 +111,8 @@ enum diff_words_type { enum diff_submodule_format { DIFF_SUBMODULE_SHORT = 0, - DIFF_SUBMODULE_LOG + DIFF_SUBMODULE_LOG, + DIFF_SUBMODULE_INLINE_DIFF }; struct diff_options { diff --git a/submodule.c b/submodule.c index 2d88c55589..5a62aa2960 100644 --- a/submodule.c +++ b/submodule.c @@ -442,6 +442,75 @@ out: clear_commit_marks(right, ~0); } +void show_submodule_inline_diff(FILE *f, const char *path, + const char *line_prefix, + struct object_id *one, struct object_id *two, + unsigned dirty_submodule, const char *meta, + const char *del, const char *add, const char *reset, + const struct diff_options *o) +{ + const struct object_id *old = &empty_tree_oid, *new = &empty_tree_oid; + struct commit *left = NULL, *right = NULL; + struct commit_list *merge_bases = NULL; + struct strbuf submodule_dir = STRBUF_INIT; + struct child_process cp = CHILD_PROCESS_INIT; + + show_submodule_header(f, path, line_prefix, one, two, dirty_submodule, + meta, reset, &left, &right, &merge_bases); + + /* We need a valid left and right commit to display a difference */ + if (!(left || is_null_oid(one)) || + !(right || is_null_oid(two))) + goto done; + + if (left) + old = one; + if (right) + new = two; + + fflush(f); + cp.git_cmd = 1; + cp.dir = path; + cp.out = dup(fileno(f)); + cp.no_stdin = 1; + + /* TODO: other options may need to be passed here. */ + argv_array_push(&cp.args, "diff"); + argv_array_pushf(&cp.args, "--line-prefix=%s", line_prefix); + if (DIFF_OPT_TST(o, REVERSE_DIFF)) { + argv_array_pushf(&cp.args, "--src-prefix=%s%s/", + o->b_prefix, path); + argv_array_pushf(&cp.args, "--dst-prefix=%s%s/", + o->a_prefix, path); + } else { + argv_array_pushf(&cp.args, "--src-prefix=%s%s/", + o->a_prefix, path); + argv_array_pushf(&cp.args, "--dst-prefix=%s%s/", + o->b_prefix, path); + } + argv_array_push(&cp.args, oid_to_hex(old)); + /* + * If the submodule has modified content, we will diff against the + * work tree, under the assumption that the user has asked for the + * diff format and wishes to actually see all differences even if they + * haven't yet been committed to the submodule yet. + */ + if (!(dirty_submodule & DIRTY_SUBMODULE_MODIFIED)) + argv_array_push(&cp.args, oid_to_hex(new)); + + if (run_command(&cp)) + fprintf(f, "(diff failed)\n"); + +done: + strbuf_release(&submodule_dir); + if (merge_bases) + free_commit_list(merge_bases); + if (left) + clear_commit_marks(left, ~0); + if (right) + clear_commit_marks(right, ~0); +} + void set_config_fetch_recurse_submodules(int value) { config_fetch_recurse_submodules = value; diff --git a/submodule.h b/submodule.h index d83df57e24..d9e197a948 100644 --- a/submodule.h +++ b/submodule.h @@ -46,6 +46,12 @@ void show_submodule_summary(FILE *f, const char *path, struct object_id *one, struct object_id *two, unsigned dirty_submodule, const char *meta, const char *del, const char *add, const char *reset); +void show_submodule_inline_diff(FILE *f, const char *path, + const char *line_prefix, + struct object_id *one, struct object_id *two, + unsigned dirty_submodule, const char *meta, + const char *del, const char *add, const char *reset, + const struct diff_options *opt); void set_config_fetch_recurse_submodules(int value); void check_for_new_submodule_commits(unsigned char new_sha1[20]); int fetch_populated_submodules(const struct argv_array *options, diff --git a/t/t4060-diff-submodule-option-diff-format.sh b/t/t4060-diff-submodule-option-diff-format.sh new file mode 100755 index 0000000000..7e23b55ea4 --- /dev/null +++ b/t/t4060-diff-submodule-option-diff-format.sh @@ -0,0 +1,749 @@ +#!/bin/sh +# +# Copyright (c) 2009 Jens Lehmann, based on t7401 by Ping Yin +# Copyright (c) 2011 Alexey Shumkin (+ non-UTF-8 commit encoding tests) +# Copyright (c) 2016 Jacob Keller (copy + convert to --submodule=diff) +# + +test_description='Support for diff format verbose submodule difference in git diff + +This test tries to verify the sanity of --submodule=diff option of git diff. +' + +. ./test-lib.sh + +# Tested non-UTF-8 encoding +test_encoding="ISO8859-1" + +# String "added" in German (translated with Google Translate), encoded in UTF-8, +# used in sample commit log messages in add_file() function below. +added=$(printf "hinzugef\303\274gt") + +add_file () { + ( + cd "$1" && + shift && + for name + do + echo "$name" >"$name" && + git add "$name" && + test_tick && + # "git commit -m" would break MinGW, as Windows refuse to pass + # $test_encoding encoded parameter to git. + echo "Add $name ($added $name)" | iconv -f utf-8 -t $test_encoding | + git -c "i18n.commitEncoding=$test_encoding" commit -F - + done >/dev/null && + git rev-parse --short --verify HEAD + ) +} + +commit_file () { + test_tick && + git commit "$@" -m "Commit $*" >/dev/null +} + +test_expect_success 'setup repository' ' + test_create_repo sm1 && + add_file . foo && + head1=$(add_file sm1 foo1 foo2) && + fullhead1=$(git -C sm1 rev-parse --verify HEAD) +' + +test_expect_success 'added submodule' ' + git add sm1 && + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 0000000...$head1 (new submodule) + diff --git a/sm1/foo1 b/sm1/foo1 + new file mode 100644 + index 0000000..1715acd + --- /dev/null + +++ b/sm1/foo1 + @@ -0,0 +1 @@ + +foo1 + diff --git a/sm1/foo2 b/sm1/foo2 + new file mode 100644 + index 0000000..54b060e + --- /dev/null + +++ b/sm1/foo2 + @@ -0,0 +1 @@ + +foo2 + EOF + test_cmp expected actual +' + +test_expect_success 'added submodule, set diff.submodule' ' + test_config diff.submodule log && + git add sm1 && + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 0000000...$head1 (new submodule) + diff --git a/sm1/foo1 b/sm1/foo1 + new file mode 100644 + index 0000000..1715acd + --- /dev/null + +++ b/sm1/foo1 + @@ -0,0 +1 @@ + +foo1 + diff --git a/sm1/foo2 b/sm1/foo2 + new file mode 100644 + index 0000000..54b060e + --- /dev/null + +++ b/sm1/foo2 + @@ -0,0 +1 @@ + +foo2 + EOF + test_cmp expected actual +' + +test_expect_success '--submodule=short overrides diff.submodule' ' + test_config diff.submodule log && + git add sm1 && + git diff --submodule=short --cached >actual && + cat >expected <<-EOF && + diff --git a/sm1 b/sm1 + new file mode 160000 + index 0000000..$head1 + --- /dev/null + +++ b/sm1 + @@ -0,0 +1 @@ + +Subproject commit $fullhead1 + EOF + test_cmp expected actual +' + +test_expect_success 'diff.submodule does not affect plumbing' ' + test_config diff.submodule log && + git diff-index -p HEAD >actual && + cat >expected <<-EOF && + diff --git a/sm1 b/sm1 + new file mode 160000 + index 0000000..$head1 + --- /dev/null + +++ b/sm1 + @@ -0,0 +1 @@ + +Subproject commit $fullhead1 + EOF + test_cmp expected actual +' + +commit_file sm1 && +head2=$(add_file sm1 foo3) + +test_expect_success 'modified submodule(forward)' ' + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 $head1..$head2: + diff --git a/sm1/foo3 b/sm1/foo3 + new file mode 100644 + index 0000000..c1ec6c6 + --- /dev/null + +++ b/sm1/foo3 + @@ -0,0 +1 @@ + +foo3 + EOF + test_cmp expected actual +' + +test_expect_success 'modified submodule(forward)' ' + git diff --submodule=diff >actual && + cat >expected <<-EOF && + Submodule sm1 $head1..$head2: + diff --git a/sm1/foo3 b/sm1/foo3 + new file mode 100644 + index 0000000..c1ec6c6 + --- /dev/null + +++ b/sm1/foo3 + @@ -0,0 +1 @@ + +foo3 + EOF + test_cmp expected actual +' + +test_expect_success 'modified submodule(forward) --submodule' ' + git diff --submodule >actual && + cat >expected <<-EOF && + Submodule sm1 $head1..$head2: + > Add foo3 ($added foo3) + EOF + test_cmp expected actual +' + +fullhead2=$(cd sm1; git rev-parse --verify HEAD) +test_expect_success 'modified submodule(forward) --submodule=short' ' + git diff --submodule=short >actual && + cat >expected <<-EOF && + diff --git a/sm1 b/sm1 + index $head1..$head2 160000 + --- a/sm1 + +++ b/sm1 + @@ -1 +1 @@ + -Subproject commit $fullhead1 + +Subproject commit $fullhead2 + EOF + test_cmp expected actual +' + +commit_file sm1 && +head3=$( + cd sm1 && + git reset --hard HEAD~2 >/dev/null && + git rev-parse --short --verify HEAD +) + +test_expect_success 'modified submodule(backward)' ' + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 $head2..$head3 (rewind): + diff --git a/sm1/foo2 b/sm1/foo2 + deleted file mode 100644 + index 54b060e..0000000 + --- a/sm1/foo2 + +++ /dev/null + @@ -1 +0,0 @@ + -foo2 + diff --git a/sm1/foo3 b/sm1/foo3 + deleted file mode 100644 + index c1ec6c6..0000000 + --- a/sm1/foo3 + +++ /dev/null + @@ -1 +0,0 @@ + -foo3 + EOF + test_cmp expected actual +' + +head4=$(add_file sm1 foo4 foo5) +test_expect_success 'modified submodule(backward and forward)' ' + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 $head2...$head4: + diff --git a/sm1/foo2 b/sm1/foo2 + deleted file mode 100644 + index 54b060e..0000000 + --- a/sm1/foo2 + +++ /dev/null + @@ -1 +0,0 @@ + -foo2 + diff --git a/sm1/foo3 b/sm1/foo3 + deleted file mode 100644 + index c1ec6c6..0000000 + --- a/sm1/foo3 + +++ /dev/null + @@ -1 +0,0 @@ + -foo3 + diff --git a/sm1/foo4 b/sm1/foo4 + new file mode 100644 + index 0000000..a0016db + --- /dev/null + +++ b/sm1/foo4 + @@ -0,0 +1 @@ + +foo4 + diff --git a/sm1/foo5 b/sm1/foo5 + new file mode 100644 + index 0000000..d6f2413 + --- /dev/null + +++ b/sm1/foo5 + @@ -0,0 +1 @@ + +foo5 + EOF + test_cmp expected actual +' + +commit_file sm1 && +mv sm1 sm1-bak && +echo sm1 >sm1 && +head5=$(git hash-object sm1 | cut -c1-7) && +git add sm1 && +rm -f sm1 && +mv sm1-bak sm1 + +test_expect_success 'typechanged submodule(submodule->blob), --cached' ' + git diff --submodule=diff --cached >actual && + cat >expected <<-EOF && + Submodule sm1 $head4...0000000 (submodule deleted) + diff --git a/sm1/foo1 b/sm1/foo1 + deleted file mode 100644 + index 1715acd..0000000 + --- a/sm1/foo1 + +++ /dev/null + @@ -1 +0,0 @@ + -foo1 + diff --git a/sm1/foo4 b/sm1/foo4 + deleted file mode 100644 + index a0016db..0000000 + --- a/sm1/foo4 + +++ /dev/null + @@ -1 +0,0 @@ + -foo4 + diff --git a/sm1/foo5 b/sm1/foo5 + deleted file mode 100644 + index d6f2413..0000000 + --- a/sm1/foo5 + +++ /dev/null + @@ -1 +0,0 @@ + -foo5 + diff --git a/sm1 b/sm1 + new file mode 100644 + index 0000000..9da5fb8 + --- /dev/null + +++ b/sm1 + @@ -0,0 +1 @@ + +sm1 + EOF + test_cmp expected actual +' + +test_expect_success 'typechanged submodule(submodule->blob)' ' + git diff --submodule=diff >actual && + cat >expected <<-EOF && + diff --git a/sm1 b/sm1 + deleted file mode 100644 + index 9da5fb8..0000000 + --- a/sm1 + +++ /dev/null + @@ -1 +0,0 @@ + -sm1 + Submodule sm1 0000000...$head4 (new submodule) + diff --git a/sm1/foo1 b/sm1/foo1 + new file mode 100644 + index 0000000..1715acd + --- /dev/null + +++ b/sm1/foo1 + @@ -0,0 +1 @@ + +foo1 + diff --git a/sm1/foo4 b/sm1/foo4 + new file mode 100644 + index 0000000..a0016db + --- /dev/null + +++ b/sm1/foo4 + @@ -0,0 +1 @@ + +foo4 + diff --git a/sm1/foo5 b/sm1/foo5 + new file mode 100644 + index 0000000..d6f2413 + --- /dev/null + +++ b/sm1/foo5 + @@ -0,0 +1 @@ + +foo5 + EOF + test_cmp expected actual +' + +rm -rf sm1 && +git checkout-index sm1 +test_expect_success 'typechanged submodule(submodule->blob)' ' + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 $head4...0000000 (submodule deleted) + diff --git a/sm1 b/sm1 + new file mode 100644 + index 0000000..9da5fb8 + --- /dev/null + +++ b/sm1 + @@ -0,0 +1 @@ + +sm1 + EOF + test_cmp expected actual +' + +rm -f sm1 && +test_create_repo sm1 && +head6=$(add_file sm1 foo6 foo7) +fullhead6=$(cd sm1; git rev-parse --verify HEAD) +test_expect_success 'nonexistent commit' ' + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 $head4...$head6 (commits not present) + EOF + test_cmp expected actual +' + +commit_file +test_expect_success 'typechanged submodule(blob->submodule)' ' + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + diff --git a/sm1 b/sm1 + deleted file mode 100644 + index 9da5fb8..0000000 + --- a/sm1 + +++ /dev/null + @@ -1 +0,0 @@ + -sm1 + Submodule sm1 0000000...$head6 (new submodule) + diff --git a/sm1/foo6 b/sm1/foo6 + new file mode 100644 + index 0000000..462398b + --- /dev/null + +++ b/sm1/foo6 + @@ -0,0 +1 @@ + +foo6 + diff --git a/sm1/foo7 b/sm1/foo7 + new file mode 100644 + index 0000000..6e9262c + --- /dev/null + +++ b/sm1/foo7 + @@ -0,0 +1 @@ + +foo7 + EOF + test_cmp expected actual +' + +commit_file sm1 && +test_expect_success 'submodule is up to date' ' + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + EOF + test_cmp expected actual +' + +test_expect_success 'submodule contains untracked content' ' + echo new > sm1/new-file && + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 contains untracked content + EOF + test_cmp expected actual +' + +test_expect_success 'submodule contains untracked content (untracked ignored)' ' + git diff-index -p --ignore-submodules=untracked --submodule=diff HEAD >actual && + ! test -s actual +' + +test_expect_success 'submodule contains untracked content (dirty ignored)' ' + git diff-index -p --ignore-submodules=dirty --submodule=diff HEAD >actual && + ! test -s actual +' + +test_expect_success 'submodule contains untracked content (all ignored)' ' + git diff-index -p --ignore-submodules=all --submodule=diff HEAD >actual && + ! test -s actual +' + +test_expect_success 'submodule contains untracked and modified content' ' + echo new > sm1/foo6 && + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 contains untracked content + Submodule sm1 contains modified content + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..3e75765 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1 @@ + -foo6 + +new + EOF + test_cmp expected actual +' + +# NOT OK +test_expect_success 'submodule contains untracked and modified content (untracked ignored)' ' + echo new > sm1/foo6 && + git diff-index -p --ignore-submodules=untracked --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 contains modified content + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..3e75765 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1 @@ + -foo6 + +new + EOF + test_cmp expected actual +' + +test_expect_success 'submodule contains untracked and modified content (dirty ignored)' ' + echo new > sm1/foo6 && + git diff-index -p --ignore-submodules=dirty --submodule=diff HEAD >actual && + ! test -s actual +' + +test_expect_success 'submodule contains untracked and modified content (all ignored)' ' + echo new > sm1/foo6 && + git diff-index -p --ignore-submodules --submodule=diff HEAD >actual && + ! test -s actual +' + +test_expect_success 'submodule contains modified content' ' + rm -f sm1/new-file && + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 contains modified content + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..3e75765 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1 @@ + -foo6 + +new + EOF + test_cmp expected actual +' + +(cd sm1; git commit -mchange foo6 >/dev/null) && +head8=$(cd sm1; git rev-parse --short --verify HEAD) && +test_expect_success 'submodule is modified' ' + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 17243c9..$head8: + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..3e75765 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1 @@ + -foo6 + +new + EOF + test_cmp expected actual +' + +test_expect_success 'modified submodule contains untracked content' ' + echo new > sm1/new-file && + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 contains untracked content + Submodule sm1 17243c9..$head8: + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..3e75765 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1 @@ + -foo6 + +new + EOF + test_cmp expected actual +' + +test_expect_success 'modified submodule contains untracked content (untracked ignored)' ' + git diff-index -p --ignore-submodules=untracked --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 17243c9..$head8: + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..3e75765 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1 @@ + -foo6 + +new + EOF + test_cmp expected actual +' + +test_expect_success 'modified submodule contains untracked content (dirty ignored)' ' + git diff-index -p --ignore-submodules=dirty --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 17243c9..cfce562: + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..3e75765 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1 @@ + -foo6 + +new + EOF + test_cmp expected actual +' + +test_expect_success 'modified submodule contains untracked content (all ignored)' ' + git diff-index -p --ignore-submodules=all --submodule=diff HEAD >actual && + ! test -s actual +' + +test_expect_success 'modified submodule contains untracked and modified content' ' + echo modification >> sm1/foo6 && + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 contains untracked content + Submodule sm1 contains modified content + Submodule sm1 17243c9..cfce562: + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..dfda541 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1,2 @@ + -foo6 + +new + +modification + EOF + test_cmp expected actual +' + +test_expect_success 'modified submodule contains untracked and modified content (untracked ignored)' ' + echo modification >> sm1/foo6 && + git diff-index -p --ignore-submodules=untracked --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 contains modified content + Submodule sm1 17243c9..cfce562: + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..e20e2d9 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1,3 @@ + -foo6 + +new + +modification + +modification + EOF + test_cmp expected actual +' + +test_expect_success 'modified submodule contains untracked and modified content (dirty ignored)' ' + echo modification >> sm1/foo6 && + git diff-index -p --ignore-submodules=dirty --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 17243c9..cfce562: + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..3e75765 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1 @@ + -foo6 + +new + EOF + test_cmp expected actual +' + +test_expect_success 'modified submodule contains untracked and modified content (all ignored)' ' + echo modification >> sm1/foo6 && + git diff-index -p --ignore-submodules --submodule=diff HEAD >actual && + ! test -s actual +' + +# NOT OK +test_expect_success 'modified submodule contains modified content' ' + rm -f sm1/new-file && + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 contains modified content + Submodule sm1 17243c9..cfce562: + diff --git a/sm1/foo6 b/sm1/foo6 + index 462398b..ac466ca 100644 + --- a/sm1/foo6 + +++ b/sm1/foo6 + @@ -1 +1,5 @@ + -foo6 + +new + +modification + +modification + +modification + +modification + EOF + test_cmp expected actual +' + +rm -rf sm1 +test_expect_success 'deleted submodule' ' + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 17243c9...0000000 (submodule deleted) + EOF + test_cmp expected actual +' + +test_create_repo sm2 && +head7=$(add_file sm2 foo8 foo9) && +git add sm2 + +test_expect_success 'multiple submodules' ' + git diff-index -p --submodule=diff HEAD >actual && + cat >expected <<-EOF && + Submodule sm1 17243c9...0000000 (submodule deleted) + Submodule sm2 0000000...a5a65c9 (new submodule) + diff --git a/sm2/foo8 b/sm2/foo8 + new file mode 100644 + index 0000000..db9916b + --- /dev/null + +++ b/sm2/foo8 + @@ -0,0 +1 @@ + +foo8 + diff --git a/sm2/foo9 b/sm2/foo9 + new file mode 100644 + index 0000000..9c3b4f6 + --- /dev/null + +++ b/sm2/foo9 + @@ -0,0 +1 @@ + +foo9 + EOF + test_cmp expected actual +' + +test_expect_success 'path filter' ' + git diff-index -p --submodule=diff HEAD sm2 >actual && + cat >expected <<-EOF && + Submodule sm2 0000000...a5a65c9 (new submodule) + diff --git a/sm2/foo8 b/sm2/foo8 + new file mode 100644 + index 0000000..db9916b + --- /dev/null + +++ b/sm2/foo8 + @@ -0,0 +1 @@ + +foo8 + diff --git a/sm2/foo9 b/sm2/foo9 + new file mode 100644 + index 0000000..9c3b4f6 + --- /dev/null + +++ b/sm2/foo9 + @@ -0,0 +1 @@ + +foo9 + EOF + test_cmp expected actual +' + +commit_file sm2 +test_expect_success 'given commit' ' + git diff-index -p --submodule=diff HEAD^ >actual && + cat >expected <<-EOF && + Submodule sm1 17243c9...0000000 (submodule deleted) + Submodule sm2 0000000...a5a65c9 (new submodule) + diff --git a/sm2/foo8 b/sm2/foo8 + new file mode 100644 + index 0000000..db9916b + --- /dev/null + +++ b/sm2/foo8 + @@ -0,0 +1 @@ + +foo8 + diff --git a/sm2/foo9 b/sm2/foo9 + new file mode 100644 + index 0000000..9c3b4f6 + --- /dev/null + +++ b/sm2/foo9 + @@ -0,0 +1 @@ + +foo9 + EOF + test_cmp expected actual +' + +test_expect_success 'setup .git file for sm2' ' + (cd sm2 && + REAL="$(pwd)/../.real" && + mv .git "$REAL" + echo "gitdir: $REAL" >.git) +' + +test_expect_success 'diff --submodule=diff with .git file' ' + git diff --submodule=diff HEAD^ >actual && + cat >expected <<-EOF && + Submodule sm1 17243c9...0000000 (submodule deleted) + Submodule sm2 0000000...a5a65c9 (new submodule) + diff --git a/sm2/foo8 b/sm2/foo8 + new file mode 100644 + index 0000000..db9916b + --- /dev/null + +++ b/sm2/foo8 + @@ -0,0 +1 @@ + +foo8 + diff --git a/sm2/foo9 b/sm2/foo9 + new file mode 100644 + index 0000000..9c3b4f6 + --- /dev/null + +++ b/sm2/foo9 + @@ -0,0 +1 @@ + +foo9 + EOF + test_cmp expected actual +' + +test_done |