diff options
Diffstat (limited to 'third_party/git/t/t6120-describe.sh')
| -rwxr-xr-x | third_party/git/t/t6120-describe.sh | 158 |
1 files changed, 141 insertions, 17 deletions
diff --git a/third_party/git/t/t6120-describe.sh b/third_party/git/t/t6120-describe.sh index 2b883d817403..f822d5d32850 100755 --- a/third_party/git/t/t6120-describe.sh +++ b/third_party/git/t/t6120-describe.sh @@ -1,28 +1,27 @@ #!/bin/sh -test_description='test describe +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. - B - .--------------o----o----o----x - / / / - o----o----o----o----o----. / - \ A c / - .------------o---o---o - D,R e -' . ./test-lib.sh check_describe () { expect="$1" shift - R=$(git describe "$@" 2>err.actual) - S=$? - cat err.actual >&3 - test_expect_success "describe $*" ' - test $S = 0 && + describe_opts="$@" + 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"; + *) echo "Oops - $R is not $expect" && false ;; esac ' @@ -130,12 +129,30 @@ test_expect_success 'rename tag A to Q locally' ' mv .git/refs/tags/A .git/refs/tags/Q ' cat - >err.expect <<EOF -warning: tag 'A' is really 'Q' here +warning: tag 'Q' is externally known as 'A' EOF check_describe A-* HEAD test_expect_success 'warning was displayed for Q' ' test_i18ncmp err.expect err.actual ' +test_expect_success 'misnamed annotated tag forces long output' ' + description=$(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 ' @@ -382,7 +399,7 @@ test_expect_success 'describe tag object' ' test_i18ngrep "fatal: test-blob-1 is neither a commit nor blob" actual ' -test_expect_failure ULIMIT_STACK_SIZE 'name-rev works in a deep repo' ' +test_expect_success ULIMIT_STACK_SIZE 'name-rev works in a deep repo' ' i=1 && while test $i -lt 8000 do @@ -424,4 +441,111 @@ 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 |