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