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Diffstat (limited to 't/t6120-describe.sh')
| -rwxr-xr-x | t/t6120-describe.sh | 551 |
1 files changed, 551 insertions, 0 deletions
diff --git a/t/t6120-describe.sh b/t/t6120-describe.sh new file mode 100755 index 0000000..f822d5d --- /dev/null +++ b/t/t6120-describe.sh @@ -0,0 +1,551 @@ +#!/bin/sh + +test_description='test describe' + +# o---o-----o----o----o-------o----x +# \ D,R e / +# \---o-------------o-' +# \ B / +# `-o----o----o-' +# A c +# +# First parent of a merge commit is on the same line, second parent below. + +. ./test-lib.sh + +check_describe () { + expect="$1" + shift + describe_opts="$@" + test_expect_success "describe $describe_opts" ' + R=$(git describe $describe_opts 2>err.actual) && + case "$R" in + $expect) echo happy ;; + *) echo "Oops - $R is not $expect" && + false ;; + esac + ' +} + +test_expect_success setup ' + + test_tick && + echo one >file && git add file && git commit -m initial && + one=$(git rev-parse HEAD) && + + git describe --always HEAD && + + test_tick && + echo two >file && git add file && git commit -m second && + two=$(git rev-parse HEAD) && + + test_tick && + echo three >file && git add file && git commit -m third && + + test_tick && + echo A >file && git add file && git commit -m A && + test_tick && + git tag -a -m A A && + + test_tick && + echo c >file && git add file && git commit -m c && + test_tick && + git tag c && + + git reset --hard $two && + test_tick && + echo B >side && git add side && git commit -m B && + test_tick && + git tag -a -m B B && + + test_tick && + git merge -m Merged c && + merged=$(git rev-parse HEAD) && + + git reset --hard $two && + test_tick && + echo D >another && git add another && git commit -m D && + test_tick && + git tag -a -m D D && + test_tick && + git tag -a -m R R && + + test_tick && + echo DD >another && git commit -a -m another && + + test_tick && + git tag e && + + test_tick && + echo DDD >another && git commit -a -m "yet another" && + + test_tick && + git merge -m Merged $merged && + + test_tick && + echo X >file && echo X >side && git add file side && + git commit -m x + +' + +check_describe A-* HEAD +check_describe A-* HEAD^ +check_describe R-* HEAD^^ +check_describe A-* HEAD^^2 +check_describe B HEAD^^2^ +check_describe R-* HEAD^^^ + +check_describe c-* --tags HEAD +check_describe c-* --tags HEAD^ +check_describe e-* --tags HEAD^^ +check_describe c-* --tags HEAD^^2 +check_describe B --tags HEAD^^2^ +check_describe e --tags HEAD^^^ + +check_describe heads/master --all HEAD +check_describe tags/c-* --all HEAD^ +check_describe tags/e --all HEAD^^^ + +check_describe B-0-* --long HEAD^^2^ +check_describe A-3-* --long HEAD^^2 + +check_describe c-7-* --tags +check_describe e-3-* --first-parent --tags + +test_expect_success 'describe --contains defaults to HEAD without commit-ish' ' + echo "A^0" >expect && + git checkout A && + test_when_finished "git checkout -" && + git describe --contains >actual && + test_cmp expect actual +' + +check_describe tags/A --all A^0 +test_expect_success 'no warning was displayed for A' ' + test_must_be_empty err.actual +' + +test_expect_success 'rename tag A to Q locally' ' + mv .git/refs/tags/A .git/refs/tags/Q +' +cat - >err.expect <<EOF +warning: tag 'Q' is externally known as 'A' +EOF +check_describe A-* HEAD +test_expect_success 'warning was displayed for Q' ' + test_i18ncmp err.expect err.actual +' +test_expect_success 'misnamed annotated tag forces long output' ' + description=$(git describe --no-long Q^0) && + expr "$description" : "A-0-g[0-9a-f]*$" && + git rev-parse --verify "$description" >actual && + git rev-parse --verify Q^0 >expect && + test_cmp expect actual +' + +test_expect_success 'abbrev=0 will not break misplaced tag (1)' ' + description=$(git describe --abbrev=0 Q^0) && + expr "$description" : "A-0-g[0-9a-f]*$" +' + +test_expect_success 'abbrev=0 will not break misplaced tag (2)' ' + description=$(git describe --abbrev=0 c^0) && + expr "$description" : "A-1-g[0-9a-f]*$" +' + +test_expect_success 'rename tag Q back to A' ' + mv .git/refs/tags/Q .git/refs/tags/A +' + +test_expect_success 'pack tag refs' 'git pack-refs' +check_describe A-* HEAD + +test_expect_success 'describe works from outside repo using --git-dir' ' + git clone --bare "$TRASH_DIRECTORY" "$TRASH_DIRECTORY/bare" && + git --git-dir "$TRASH_DIRECTORY/bare" describe >out && + grep -E "^A-[1-9][0-9]?-g[0-9a-f]+$" out +' + +check_describe "A-*[0-9a-f]" --dirty + +test_expect_success 'describe --dirty with --work-tree' ' + ( + cd "$TEST_DIRECTORY" && + git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty >"$TRASH_DIRECTORY/out" + ) && + grep -E "^A-[1-9][0-9]?-g[0-9a-f]+$" out +' + +test_expect_success 'set-up dirty work tree' ' + echo >>file +' + +check_describe "A-*[0-9a-f]-dirty" --dirty + +test_expect_success 'describe --dirty with --work-tree (dirty)' ' + ( + cd "$TEST_DIRECTORY" && + git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty >"$TRASH_DIRECTORY/out" + ) && + grep -E "^A-[1-9][0-9]?-g[0-9a-f]+-dirty$" out +' + +check_describe "A-*[0-9a-f].mod" --dirty=.mod + +test_expect_success 'describe --dirty=.mod with --work-tree (dirty)' ' + ( + cd "$TEST_DIRECTORY" && + git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty=.mod >"$TRASH_DIRECTORY/out" + ) && + grep -E "^A-[1-9][0-9]?-g[0-9a-f]+.mod$" out +' + +test_expect_success 'describe --dirty HEAD' ' + test_must_fail git describe --dirty HEAD +' + +test_expect_success 'set-up matching pattern tests' ' + git tag -a -m test-annotated test-annotated && + echo >>file && + test_tick && + git commit -a -m "one more" && + git tag test1-lightweight && + echo >>file && + test_tick && + git commit -a -m "yet another" && + git tag test2-lightweight && + echo >>file && + test_tick && + git commit -a -m "even more" + +' + +check_describe "test-annotated-*" --match="test-*" + +check_describe "test1-lightweight-*" --tags --match="test1-*" + +check_describe "test2-lightweight-*" --tags --match="test2-*" + +check_describe "test2-lightweight-*" --long --tags --match="test2-*" HEAD^ + +check_describe "test2-lightweight-*" --long --tags --match="test1-*" --match="test2-*" HEAD^ + +check_describe "test2-lightweight-*" --long --tags --match="test1-*" --no-match --match="test2-*" HEAD^ + +check_describe "test1-lightweight-*" --long --tags --match="test1-*" --match="test3-*" HEAD + +check_describe "test1-lightweight-*" --long --tags --match="test3-*" --match="test1-*" HEAD + +test_expect_success 'set-up branches' ' + git branch branch_A A && + git branch branch_C c && + git update-ref refs/remotes/origin/remote_branch_A "A^{commit}" && + git update-ref refs/remotes/origin/remote_branch_C "c^{commit}" && + git update-ref refs/original/original_branch_A test-annotated~2 +' + +check_describe "heads/branch_A*" --all --match="branch_*" --exclude="branch_C" HEAD + +check_describe "remotes/origin/remote_branch_A*" --all --match="origin/remote_branch_*" --exclude="origin/remote_branch_C" HEAD + +check_describe "original/original_branch_A*" --all test-annotated~1 + +test_expect_success '--match does not work for other types' ' + test_must_fail git describe --all --match="*original_branch_*" test-annotated~1 +' + +test_expect_success '--exclude does not work for other types' ' + R=$(git describe --all --exclude="any_pattern_even_not_matching" test-annotated~1) && + case "$R" in + *original_branch_A*) echo "fail: Found unknown reference $R with --exclude" + false;; + *) echo ok: Found some known type;; + esac +' + +test_expect_success 'name-rev with exact tags' ' + echo A >expect && + tag_object=$(git rev-parse refs/tags/A) && + git name-rev --tags --name-only $tag_object >actual && + test_cmp expect actual && + + echo "A^0" >expect && + tagged_commit=$(git rev-parse "refs/tags/A^0") && + git name-rev --tags --name-only $tagged_commit >actual && + test_cmp expect actual +' + +test_expect_success 'name-rev --all' ' + >expect.unsorted && + for rev in $(git rev-list --all) + do + git name-rev $rev >>expect.unsorted + done && + sort <expect.unsorted >expect && + git name-rev --all >actual.unsorted && + sort <actual.unsorted >actual && + test_cmp expect actual +' + +test_expect_success 'name-rev --stdin' ' + >expect.unsorted && + for rev in $(git rev-list --all) + do + name=$(git name-rev --name-only $rev) && + echo "$rev ($name)" >>expect.unsorted + done && + sort <expect.unsorted >expect && + git rev-list --all | git name-rev --stdin >actual.unsorted && + sort <actual.unsorted >actual && + test_cmp expect actual +' + +test_expect_success 'describe --contains with the exact tags' ' + echo "A^0" >expect && + tag_object=$(git rev-parse refs/tags/A) && + git describe --contains $tag_object >actual && + test_cmp expect actual && + + echo "A^0" >expect && + tagged_commit=$(git rev-parse "refs/tags/A^0") && + git describe --contains $tagged_commit >actual && + test_cmp expect actual +' + +test_expect_success 'describe --contains and --match' ' + echo "A^0" >expect && + tagged_commit=$(git rev-parse "refs/tags/A^0") && + test_must_fail git describe --contains --match="B" $tagged_commit && + git describe --contains --match="B" --match="A" $tagged_commit >actual && + test_cmp expect actual +' + +test_expect_success 'describe --exclude' ' + echo "c~1" >expect && + tagged_commit=$(git rev-parse "refs/tags/A^0") && + test_must_fail git describe --contains --match="B" $tagged_commit && + git describe --contains --match="?" --exclude="A" $tagged_commit >actual && + test_cmp expect actual +' + +test_expect_success 'describe --contains and --no-match' ' + echo "A^0" >expect && + tagged_commit=$(git rev-parse "refs/tags/A^0") && + git describe --contains --match="B" --no-match $tagged_commit >actual && + test_cmp expect actual +' + +test_expect_success 'setup and absorb a submodule' ' + test_create_repo sub1 && + test_commit -C sub1 initial && + git submodule add ./sub1 && + git submodule absorbgitdirs && + git commit -a -m "add submodule" && + git describe --dirty >expect && + git describe --broken >out && + test_cmp expect out +' + +test_expect_success 'describe chokes on severely broken submodules' ' + mv .git/modules/sub1/ .git/modules/sub_moved && + test_must_fail git describe --dirty +' + +test_expect_success 'describe ignoring a broken submodule' ' + git describe --broken >out && + grep broken out +' + +test_expect_success 'describe with --work-tree ignoring a broken submodule' ' + ( + cd "$TEST_DIRECTORY" && + git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --broken >"$TRASH_DIRECTORY/out" + ) && + test_when_finished "mv .git/modules/sub_moved .git/modules/sub1" && + grep broken out +' + +test_expect_success 'describe a blob at a directly tagged commit' ' + echo "make it a unique blob" >file && + git add file && git commit -m "content in file" && + git tag -a -m "latest annotated tag" unique-file && + git describe HEAD:file >actual && + echo "unique-file:file" >expect && + test_cmp expect actual +' + +test_expect_success 'describe a blob with its first introduction' ' + git commit --allow-empty -m "empty commit" && + git rm file && + git commit -m "delete blob" && + git revert HEAD && + git commit --allow-empty -m "empty commit" && + git describe HEAD:file >actual && + echo "unique-file:file" >expect && + test_cmp expect actual +' + +test_expect_success 'describe directly tagged blob' ' + git tag test-blob unique-file:file && + git describe test-blob >actual && + echo "unique-file:file" >expect && + # suboptimal: we rather want to see "test-blob" + test_cmp expect actual +' + +test_expect_success 'describe tag object' ' + git tag test-blob-1 -a -m msg unique-file:file && + test_must_fail git describe test-blob-1 2>actual && + test_i18ngrep "fatal: test-blob-1 is neither a commit nor blob" actual +' + +test_expect_success ULIMIT_STACK_SIZE 'name-rev works in a deep repo' ' + i=1 && + while test $i -lt 8000 + do + echo "commit refs/heads/master +committer A U Thor <author@example.com> $((1000000000 + $i * 100)) +0200 +data <<EOF +commit #$i +EOF" + test $i = 1 && echo "from refs/heads/master^0" + i=$(($i + 1)) + done | git fast-import && + git checkout master && + git tag far-far-away HEAD^ && + echo "HEAD~4000 tags/far-far-away~3999" >expect && + git name-rev HEAD~4000 >actual && + test_cmp expect actual && + run_with_limited_stack git name-rev HEAD~4000 >actual && + test_cmp expect actual +' + +test_expect_success ULIMIT_STACK_SIZE 'describe works in a deep repo' ' + git tag -f far-far-away HEAD~7999 && + echo "far-far-away" >expect && + git describe --tags --abbrev=0 HEAD~4000 >actual && + test_cmp expect actual && + run_with_limited_stack git describe --tags --abbrev=0 HEAD~4000 >actual && + test_cmp expect actual +' + +check_describe tags/A --all A +check_describe tags/c --all c +check_describe heads/branch_A --all --match='branch_*' branch_A + +test_expect_success 'describe complains about tree object' ' + test_must_fail git describe HEAD^{tree} +' + +test_expect_success 'describe complains about missing object' ' + test_must_fail git describe $ZERO_OID +' + +test_expect_success 'name-rev a rev shortly after epoch' ' + test_when_finished "git checkout master" && + + git checkout --orphan no-timestamp-underflow && + # Any date closer to epoch than the CUTOFF_DATE_SLOP constant + # in builtin/name-rev.c. + GIT_COMMITTER_DATE="@1234 +0000" \ + git commit -m "committer date shortly after epoch" && + old_commit_oid=$(git rev-parse HEAD) && + + echo "$old_commit_oid no-timestamp-underflow" >expect && + git name-rev $old_commit_oid >actual && + test_cmp expect actual +' + +# A--------------master +# \ / +# \----------M2 +# \ / +# \---M1-C +# \ / +# B +test_expect_success 'name-rev covers all conditions while looking at parents' ' + git init repo && + ( + cd repo && + + echo A >file && + git add file && + git commit -m A && + A=$(git rev-parse HEAD) && + + git checkout --detach && + echo B >file && + git commit -m B file && + B=$(git rev-parse HEAD) && + + git checkout $A && + git merge --no-ff $B && # M1 + + echo C >file && + git commit -m C file && + + git checkout $A && + git merge --no-ff HEAD@{1} && # M2 + + git checkout master && + git merge --no-ff HEAD@{1} && + + echo "$B master^2^2~1^2" >expect && + git name-rev $B >actual && + + test_cmp expect actual + ) +' + +# B +# o +# \ +# o-----o---o----x +# A +# +test_expect_success 'describe commits with disjoint bases' ' + git init disjoint1 && + ( + cd disjoint1 && + + echo o >> file && git add file && git commit -m o && + echo A >> file && git add file && git commit -m A && + git tag A -a -m A && + echo o >> file && git add file && git commit -m o && + + git checkout --orphan branch && rm file && + echo B > file2 && git add file2 && git commit -m B && + git tag B -a -m B && + git merge --no-ff --allow-unrelated-histories master -m x && + + check_describe "A-3-*" HEAD + ) +' + +# B +# o---o---o------------. +# \ +# o---o---x +# A +# +test_expect_success 'describe commits with disjoint bases 2' ' + git init disjoint2 && + ( + cd disjoint2 && + + echo A >> file && git add file && GIT_COMMITTER_DATE="2020-01-01 18:00" git commit -m A && + git tag A -a -m A && + echo o >> file && git add file && GIT_COMMITTER_DATE="2020-01-01 18:01" git commit -m o && + + git checkout --orphan branch && + echo o >> file2 && git add file2 && GIT_COMMITTER_DATE="2020-01-01 15:00" git commit -m o && + echo o >> file2 && git add file2 && GIT_COMMITTER_DATE="2020-01-01 15:01" git commit -m o && + echo B >> file2 && git add file2 && GIT_COMMITTER_DATE="2020-01-01 15:02" git commit -m B && + git tag B -a -m B && + git merge --no-ff --allow-unrelated-histories master -m x && + + check_describe "B-3-*" HEAD + ) +' + +test_done |