| #!/bin/sh |
| # |
| # Copyright (c) 2005 Jon Seymour |
| # |
| |
| test_description='Tests git-rev-list --merge-order functionality' |
| |
| . ./test-lib.sh |
| . ../t6000lib.sh # t6xxx specific functions |
| |
| if git-rev-list --merge-order 2>&1 | grep 'OpenSSL not linked' >/dev/null |
| then |
| test_expect_success 'skipping merge-order test' : |
| test_done |
| exit |
| fi |
| |
| # test-case specific test function |
| check_adjacency() |
| { |
| read previous |
| echo "= $previous" |
| while read next |
| do |
| if ! (git-cat-file commit $previous | grep "^parent $next" >/dev/null) |
| then |
| echo "^ $next" |
| else |
| echo "| $next" |
| fi |
| previous=$next |
| done |
| } |
| |
| list_duplicates() |
| { |
| "$@" | sort | uniq -d |
| } |
| |
| grep_stderr() |
| { |
| args=$1 |
| shift 1 |
| "$@" 2>&1 | grep "$args" |
| } |
| |
| date >path0 |
| git-update-index --add path0 |
| save_tag tree git-write-tree |
| on_committer_date "1971-08-16 00:00:00" hide_error save_tag root unique_commit root tree |
| on_committer_date "1971-08-16 00:00:01" save_tag l0 unique_commit l0 tree -p root |
| on_committer_date "1971-08-16 00:00:02" save_tag l1 unique_commit l1 tree -p l0 |
| on_committer_date "1971-08-16 00:00:03" save_tag l2 unique_commit l2 tree -p l1 |
| on_committer_date "1971-08-16 00:00:04" save_tag a0 unique_commit a0 tree -p l2 |
| on_committer_date "1971-08-16 00:00:05" save_tag a1 unique_commit a1 tree -p a0 |
| on_committer_date "1971-08-16 00:00:06" save_tag b1 unique_commit b1 tree -p a0 |
| on_committer_date "1971-08-16 00:00:07" save_tag c1 unique_commit c1 tree -p b1 |
| on_committer_date "1971-08-16 00:00:08" as_author foobar@example.com save_tag b2 unique_commit b2 tree -p b1 |
| on_committer_date "1971-08-16 00:00:09" save_tag b3 unique_commit b2 tree -p b2 |
| on_committer_date "1971-08-16 00:00:10" save_tag c2 unique_commit c2 tree -p c1 -p b2 |
| on_committer_date "1971-08-16 00:00:11" save_tag c3 unique_commit c3 tree -p c2 |
| on_committer_date "1971-08-16 00:00:12" save_tag a2 unique_commit a2 tree -p a1 |
| on_committer_date "1971-08-16 00:00:13" save_tag a3 unique_commit a3 tree -p a2 |
| on_committer_date "1971-08-16 00:00:14" save_tag b4 unique_commit b4 tree -p b3 -p a3 |
| on_committer_date "1971-08-16 00:00:15" save_tag a4 unique_commit a4 tree -p a3 -p b4 -p c3 |
| on_committer_date "1971-08-16 00:00:16" save_tag l3 unique_commit l3 tree -p a4 |
| on_committer_date "1971-08-16 00:00:17" save_tag l4 unique_commit l4 tree -p l3 |
| on_committer_date "1971-08-16 00:00:18" save_tag l5 unique_commit l5 tree -p l4 |
| on_committer_date "1971-08-16 00:00:19" save_tag m1 unique_commit m1 tree -p a4 -p c3 |
| on_committer_date "1971-08-16 00:00:20" save_tag m2 unique_commit m2 tree -p c3 -p a4 |
| on_committer_date "1971-08-16 00:00:21" hide_error save_tag alt_root unique_commit alt_root tree |
| on_committer_date "1971-08-16 00:00:22" save_tag r0 unique_commit r0 tree -p alt_root |
| on_committer_date "1971-08-16 00:00:23" save_tag r1 unique_commit r1 tree -p r0 |
| on_committer_date "1971-08-16 00:00:24" save_tag l5r1 unique_commit l5r1 tree -p l5 -p r1 |
| on_committer_date "1971-08-16 00:00:25" save_tag r1l5 unique_commit r1l5 tree -p r1 -p l5 |
| |
| |
| # |
| # note: as of 20/6, it isn't possible to create duplicate parents, so this |
| # can't be tested. |
| # |
| #on_committer_date "1971-08-16 00:00:20" save_tag m3 unique_commit m3 tree -p c3 -p a4 -p c3 |
| hide_error save_tag e1 as_author e@example.com unique_commit e1 tree |
| save_tag e2 as_author e@example.com unique_commit e2 tree -p e1 |
| save_tag f1 as_author f@example.com unique_commit f1 tree -p e1 |
| save_tag e3 as_author e@example.com unique_commit e3 tree -p e2 |
| save_tag f2 as_author f@example.com unique_commit f2 tree -p f1 |
| save_tag e4 as_author e@example.com unique_commit e4 tree -p e3 -p f2 |
| save_tag e5 as_author e@example.com unique_commit e5 tree -p e4 |
| save_tag f3 as_author f@example.com unique_commit f3 tree -p f2 |
| save_tag f4 as_author f@example.com unique_commit f4 tree -p f3 |
| save_tag e6 as_author e@example.com unique_commit e6 tree -p e5 -p f4 |
| save_tag f5 as_author f@example.com unique_commit f5 tree -p f4 |
| save_tag f6 as_author f@example.com unique_commit f6 tree -p f5 -p e6 |
| save_tag e7 as_author e@example.com unique_commit e7 tree -p e6 |
| save_tag e8 as_author e@example.com unique_commit e8 tree -p e7 |
| save_tag e9 as_author e@example.com unique_commit e9 tree -p e8 |
| save_tag f7 as_author f@example.com unique_commit f7 tree -p f6 |
| save_tag f8 as_author f@example.com unique_commit f8 tree -p f7 |
| save_tag f9 as_author f@example.com unique_commit f9 tree -p f8 |
| save_tag e10 as_author e@example.com unique_commit e1 tree -p e9 -p f8 |
| |
| hide_error save_tag g0 unique_commit g0 tree |
| save_tag g1 unique_commit g1 tree -p g0 |
| save_tag h1 unique_commit g2 tree -p g0 |
| save_tag g2 unique_commit g3 tree -p g1 -p h1 |
| save_tag h2 unique_commit g4 tree -p g2 |
| save_tag g3 unique_commit g5 tree -p g2 |
| save_tag g4 unique_commit g6 tree -p g3 -p h2 |
| |
| git-update-ref HEAD $(tag l5) |
| |
| test_expect_success 'rev-list has correct number of entries' 'git-rev-list HEAD | wc -l | tr -s " "' <<EOF |
| 19 |
| EOF |
| |
| normal_adjacency_count=$(git-rev-list HEAD | check_adjacency | grep -c "\^" | tr -d ' ') |
| merge_order_adjacency_count=$(git-rev-list --merge-order HEAD | check_adjacency | grep -c "\^" | tr -d ' ') |
| test_expect_success '--merge-order produces as many or fewer discontinuities' '[ $merge_order_adjacency_count -le $normal_adjacency_count ]' |
| test_output_expect_success 'simple merge order' 'git-rev-list --merge-order --show-breaks HEAD' <<EOF |
| = l5 |
| | l4 |
| | l3 |
| = a4 |
| | c3 |
| | c2 |
| | c1 |
| ^ b4 |
| | b3 |
| | b2 |
| | b1 |
| ^ a3 |
| | a2 |
| | a1 |
| = a0 |
| | l2 |
| | l1 |
| | l0 |
| = root |
| EOF |
| |
| test_output_expect_success 'two diamonds merge order (g6)' 'git-rev-list --merge-order --show-breaks g4' <<EOF |
| = g4 |
| | h2 |
| ^ g3 |
| = g2 |
| | h1 |
| ^ g1 |
| = g0 |
| EOF |
| |
| test_output_expect_success 'multiple heads' 'git-rev-list --merge-order a3 b3 c3' <<EOF |
| c3 |
| c2 |
| c1 |
| b3 |
| b2 |
| b1 |
| a3 |
| a2 |
| a1 |
| a0 |
| l2 |
| l1 |
| l0 |
| root |
| EOF |
| |
| test_output_expect_success 'multiple heads, prune at a1' 'git-rev-list --merge-order a3 b3 c3 ^a1' <<EOF |
| c3 |
| c2 |
| c1 |
| b3 |
| b2 |
| b1 |
| a3 |
| a2 |
| EOF |
| |
| test_output_expect_success 'multiple heads, prune at l1' 'git-rev-list --merge-order a3 b3 c3 ^l1' <<EOF |
| c3 |
| c2 |
| c1 |
| b3 |
| b2 |
| b1 |
| a3 |
| a2 |
| a1 |
| a0 |
| l2 |
| EOF |
| |
| test_output_expect_success 'cross-epoch, head at l5, prune at l1' 'git-rev-list --merge-order l5 ^l1' <<EOF |
| l5 |
| l4 |
| l3 |
| a4 |
| c3 |
| c2 |
| c1 |
| b4 |
| b3 |
| b2 |
| b1 |
| a3 |
| a2 |
| a1 |
| a0 |
| l2 |
| EOF |
| |
| test_output_expect_success 'duplicated head arguments' 'git-rev-list --merge-order l5 l5 ^l1' <<EOF |
| l5 |
| l4 |
| l3 |
| a4 |
| c3 |
| c2 |
| c1 |
| b4 |
| b3 |
| b2 |
| b1 |
| a3 |
| a2 |
| a1 |
| a0 |
| l2 |
| EOF |
| |
| test_output_expect_success 'prune near merge' 'git-rev-list --merge-order a4 ^c3' <<EOF |
| a4 |
| b4 |
| b3 |
| a3 |
| a2 |
| a1 |
| EOF |
| |
| test_output_expect_success "head has no parent" 'git-rev-list --merge-order --show-breaks root' <<EOF |
| = root |
| EOF |
| |
| test_output_expect_success "two nodes - one head, one base" 'git-rev-list --merge-order --show-breaks l0' <<EOF |
| = l0 |
| = root |
| EOF |
| |
| test_output_expect_success "three nodes one head, one internal, one base" 'git-rev-list --merge-order --show-breaks l1' <<EOF |
| = l1 |
| | l0 |
| = root |
| EOF |
| |
| test_output_expect_success "linear prune l2 ^root" 'git-rev-list --merge-order --show-breaks l2 ^root' <<EOF |
| ^ l2 |
| | l1 |
| | l0 |
| EOF |
| |
| test_output_expect_success "linear prune l2 ^l0" 'git-rev-list --merge-order --show-breaks l2 ^l0' <<EOF |
| ^ l2 |
| | l1 |
| EOF |
| |
| test_output_expect_success "linear prune l2 ^l1" 'git-rev-list --merge-order --show-breaks l2 ^l1' <<EOF |
| ^ l2 |
| EOF |
| |
| test_output_expect_success "linear prune l5 ^a4" 'git-rev-list --merge-order --show-breaks l5 ^a4' <<EOF |
| ^ l5 |
| | l4 |
| | l3 |
| EOF |
| |
| test_output_expect_success "linear prune l5 ^l3" 'git-rev-list --merge-order --show-breaks l5 ^l3' <<EOF |
| ^ l5 |
| | l4 |
| EOF |
| |
| test_output_expect_success "linear prune l5 ^l4" 'git-rev-list --merge-order --show-breaks l5 ^l4' <<EOF |
| ^ l5 |
| EOF |
| |
| test_output_expect_success "max-count 10 - merge order" 'git-rev-list --merge-order --show-breaks --max-count=10 l5' <<EOF |
| = l5 |
| | l4 |
| | l3 |
| = a4 |
| | c3 |
| | c2 |
| | c1 |
| ^ b4 |
| | b3 |
| | b2 |
| EOF |
| |
| test_output_expect_success "max-count 10 - non merge order" 'git-rev-list --max-count=10 l5' <<EOF |
| l5 |
| l4 |
| l3 |
| a4 |
| b4 |
| a3 |
| a2 |
| c3 |
| c2 |
| b3 |
| EOF |
| |
| test_output_expect_success '--max-age=c3, no --merge-order' "git-rev-list --max-age=$(commit_date c3) l5" <<EOF |
| l5 |
| l4 |
| l3 |
| a4 |
| b4 |
| a3 |
| a2 |
| c3 |
| EOF |
| |
| test_output_expect_success '--max-age=c3, --merge-order' "git-rev-list --merge-order --max-age=$(commit_date c3) l5" <<EOF |
| l5 |
| l4 |
| l3 |
| a4 |
| c3 |
| b4 |
| a3 |
| a2 |
| EOF |
| |
| test_output_expect_success 'one specified head reachable from another a4, c3, --merge-order' "list_duplicates git-rev-list --merge-order a4 c3" <<EOF |
| EOF |
| |
| test_output_expect_success 'one specified head reachable from another c3, a4, --merge-order' "list_duplicates git-rev-list --merge-order c3 a4" <<EOF |
| EOF |
| |
| test_output_expect_success 'one specified head reachable from another a4, c3, no --merge-order' "list_duplicates git-rev-list a4 c3" <<EOF |
| EOF |
| |
| test_output_expect_success 'one specified head reachable from another c3, a4, no --merge-order' "list_duplicates git-rev-list c3 a4" <<EOF |
| EOF |
| |
| test_output_expect_success 'graph with c3 and a4 parents of head' "list_duplicates git-rev-list m1" <<EOF |
| EOF |
| |
| test_output_expect_success 'graph with a4 and c3 parents of head' "list_duplicates git-rev-list m2" <<EOF |
| EOF |
| |
| test_expect_success "head ^head --merge-order" 'git-rev-list --merge-order --show-breaks a3 ^a3' <<EOF |
| EOF |
| |
| # |
| # can't test this now - duplicate parents can't be created |
| # |
| #test_output_expect_success 'duplicate parents' 'git-rev-list --parents --merge-order --show-breaks m3' <<EOF |
| #= m3 c3 a4 c3 |
| #| a4 c3 b4 a3 |
| #| b4 a3 b3 |
| #| b3 b2 |
| #^ a3 a2 |
| #| a2 a1 |
| #| a1 a0 |
| #^ c3 c2 |
| #| c2 b2 c1 |
| #| b2 b1 |
| #^ c1 b1 |
| #| b1 a0 |
| #= a0 l2 |
| #| l2 l1 |
| #| l1 l0 |
| #| l0 root |
| #= root |
| #EOF |
| |
| test_expect_success "head ^head no --merge-order" 'git-rev-list a3 ^a3' <<EOF |
| EOF |
| |
| test_output_expect_success 'simple merge order (l5r1)' 'git-rev-list --merge-order --show-breaks l5r1' <<EOF |
| = l5r1 |
| | r1 |
| | r0 |
| | alt_root |
| ^ l5 |
| | l4 |
| | l3 |
| | a4 |
| | c3 |
| | c2 |
| | c1 |
| ^ b4 |
| | b3 |
| | b2 |
| | b1 |
| ^ a3 |
| | a2 |
| | a1 |
| | a0 |
| | l2 |
| | l1 |
| | l0 |
| = root |
| EOF |
| |
| test_output_expect_success 'simple merge order (r1l5)' 'git-rev-list --merge-order --show-breaks r1l5' <<EOF |
| = r1l5 |
| | l5 |
| | l4 |
| | l3 |
| | a4 |
| | c3 |
| | c2 |
| | c1 |
| ^ b4 |
| | b3 |
| | b2 |
| | b1 |
| ^ a3 |
| | a2 |
| | a1 |
| | a0 |
| | l2 |
| | l1 |
| | l0 |
| | root |
| ^ r1 |
| | r0 |
| = alt_root |
| EOF |
| |
| test_output_expect_success "don't print things unreachable from one branch" "git-rev-list a3 ^b3 --merge-order" <<EOF |
| a3 |
| a2 |
| a1 |
| EOF |
| |
| test_output_expect_success "--merge-order a4 l3" "git-rev-list --merge-order a4 l3" <<EOF |
| l3 |
| a4 |
| c3 |
| c2 |
| c1 |
| b4 |
| b3 |
| b2 |
| b1 |
| a3 |
| a2 |
| a1 |
| a0 |
| l2 |
| l1 |
| l0 |
| root |
| EOF |
| |
| # |
| # |
| |
| test_done |