diff --git a/t/t1411-reflog-show.sh b/t/t1411-reflog-show.sh index b9cb76654b..6ac7734d79 100755 --- a/t/t1411-reflog-show.sh +++ b/t/t1411-reflog-show.sh @@ -171,14 +171,4 @@ test_expect_success 'reflog exists works' ' ! git reflog exists refs/heads/nonexistent ' -# The behavior with two reflogs is buggy and the output is in flux; for now -# we're just checking that the program works at all without segfaulting. -test_expect_success 'showing multiple reflogs works' ' - git log -g HEAD HEAD >actual -' - -test_expect_success 'showing multiple reflogs with an old date' ' - git log -g HEAD@{1979-01-01} HEAD >actual -' - test_done diff --git a/t/t1414-reflog-walk.sh b/t/t1414-reflog-walk.sh new file mode 100755 index 0000000000..945aa089ec --- /dev/null +++ b/t/t1414-reflog-walk.sh @@ -0,0 +1,105 @@ +#!/bin/sh + +test_description='various tests of reflog walk (log -g) behavior' +. ./test-lib.sh + +test_expect_success 'set up some reflog entries' ' + test_commit one && + test_commit two && + git checkout -b side HEAD^ && + test_commit three && + git merge --no-commit master && + echo evil-merge-content >>one.t && + test_tick && + git commit --no-edit -a +' + +do_walk () { + git log -g --format="%gd %gs" "$@" +} + +sq="'" +test_expect_success 'set up expected reflog' ' + cat >expect.all <<-EOF + HEAD@{0} commit (merge): Merge branch ${sq}master${sq} into side + HEAD@{1} commit: three + HEAD@{2} checkout: moving from master to side + HEAD@{3} commit: two + HEAD@{4} commit (initial): one + EOF +' + +test_expect_success 'reflog walk shows expected logs' ' + do_walk >actual && + test_cmp expect.all actual +' + +test_expect_failure 'reflog can limit with --no-merges' ' + grep -v merge expect.all >expect && + do_walk --no-merges >actual && + test_cmp expect actual +' + +test_expect_failure 'reflog can limit with pathspecs' ' + grep two expect.all >expect && + do_walk -- two.t >actual && + test_cmp expect actual +' + +test_expect_failure 'pathspec limiting handles merges' ' + # we pick up: + # - the initial commit of one + # - the checkout back to commit one + # - the evil merge which touched one + sed -n "1p;3p;5p" expect.all >expect && + do_walk -- one.t >actual && + test_cmp expect actual +' + +test_expect_failure '--parents shows true parents' ' + # convert newlines to spaces + echo $(git rev-parse HEAD HEAD^1 HEAD^2) >expect && + git rev-list -g --parents -1 HEAD >actual && + test_cmp expect actual +' + +test_expect_failure 'walking multiple reflogs shows all' ' + # We expect to see all entries for all reflogs, but interleaved by + # date, with order on the command line breaking ties. We + # can use "sort" on the separate lists to generate this, + # but note two tricks: + # + # 1. We use "{" as the delimiter, which lets us skip to the reflog + # date specifier as our second field, and then our "-n" numeric + # sort ignores the bits after the timestamp. + # + # 2. POSIX leaves undefined whether this is a stable sort or not. So + # we use "-k 1" to ensure that we see HEAD before master before + # side when breaking ties. + { + do_walk --date=unix HEAD && + do_walk --date=unix side && + do_walk --date=unix master + } >expect.raw && + sort -t "{" -k 2nr -k 1 expect && + do_walk --date=unix HEAD master side >actual && + test_cmp expect actual +' + +test_expect_success 'date-limiting does not interfere with other logs' ' + do_walk HEAD@{1979-01-01} HEAD >actual && + test_cmp expect.all actual +' + +test_expect_failure 'walk prefers reflog to ref tip' ' + head=$(git rev-parse HEAD) && + one=$(git rev-parse one) && + ident="$GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE" && + echo "$head $one $ident broken reflog entry" >>.git/logs/HEAD && + + echo $one >expect && + git log -g --format=%H -1 >actual && + test_cmp expect actual +' + +test_done