#!/bin/sh test_description='basic commit reachability tests' . ./test-lib.sh # Construct a grid-like commit graph with points (x,y) # with 1 <= x <= 10, 1 <= y <= 10, where (x,y) has # parents (x-1, y) and (x, y-1), keeping in mind that # we drop a parent if a coordinate is nonpositive. # # (10,10) # / \ # (10,9) (9,10) # / \ / \ # (10,8) (9,9) (8,10) # / \ / \ / \ # ( continued...) # \ / \ / \ / # (3,1) (2,2) (1,3) # \ / \ / # (2,1) (2,1) # \ / # (1,1) # # We use branch 'commit-x-y' to refer to (x,y). # This grid allows interesting reachability and # non-reachability queries: (x,y) can reach (x',y') # if and only if x' <= x and y' <= y. test_expect_success 'setup' ' for i in $(test_seq 1 10) do test_commit "1-$i" && git branch -f commit-1-$i && git tag -a -m "1-$i" tag-1-$i commit-1-$i done && for j in $(test_seq 1 9) do git reset --hard commit-$j-1 && x=$(($j + 1)) && test_commit "$x-1" && git branch -f commit-$x-1 && git tag -a -m "$x-1" tag-$x-1 commit-$x-1 && for i in $(test_seq 2 10) do git merge commit-$j-$i -m "$x-$i" && git branch -f commit-$x-$i && git tag -a -m "$x-$i" tag-$x-$i commit-$x-$i done done && git commit-graph write --reachable && mv .git/objects/info/commit-graph commit-graph-full && chmod u+w commit-graph-full && git show-ref -s commit-5-5 | git commit-graph write --stdin-commits && mv .git/objects/info/commit-graph commit-graph-half && chmod u+w commit-graph-half && git config core.commitGraph true ' run_three_modes () { test_when_finished rm -rf .git/objects/info/commit-graph && "$@" <input >actual && test_cmp expect actual && cp commit-graph-full .git/objects/info/commit-graph && "$@" <input >actual && test_cmp expect actual && cp commit-graph-half .git/objects/info/commit-graph && "$@" <input >actual && test_cmp expect actual } test_three_modes () { run_three_modes test-tool reach "$@" } test_expect_success 'ref_newer:miss' ' cat >input <<-\EOF && A:commit-5-7 B:commit-4-9 EOF echo "ref_newer(A,B):0" >expect && test_three_modes ref_newer ' test_expect_success 'ref_newer:hit' ' cat >input <<-\EOF && A:commit-5-7 B:commit-2-3 EOF echo "ref_newer(A,B):1" >expect && test_three_modes ref_newer ' test_expect_success 'in_merge_bases:hit' ' cat >input <<-\EOF && A:commit-5-7 B:commit-8-8 EOF echo "in_merge_bases(A,B):1" >expect && test_three_modes in_merge_bases ' test_expect_success 'in_merge_bases:miss' ' cat >input <<-\EOF && A:commit-6-8 B:commit-5-9 EOF echo "in_merge_bases(A,B):0" >expect && test_three_modes in_merge_bases ' test_expect_success 'in_merge_bases_many:hit' ' cat >input <<-\EOF && A:commit-6-8 X:commit-6-9 X:commit-5-7 EOF echo "in_merge_bases_many(A,X):1" >expect && test_three_modes in_merge_bases_many ' test_expect_success 'in_merge_bases_many:miss' ' cat >input <<-\EOF && A:commit-6-8 X:commit-7-7 X:commit-8-6 EOF echo "in_merge_bases_many(A,X):0" >expect && test_three_modes in_merge_bases_many ' test_expect_success 'in_merge_bases_many:miss-heuristic' ' cat >input <<-\EOF && A:commit-6-8 X:commit-7-5 X:commit-6-6 EOF echo "in_merge_bases_many(A,X):0" >expect && test_three_modes in_merge_bases_many ' test_expect_success 'is_descendant_of:hit' ' cat >input <<-\EOF && A:commit-5-7 X:commit-4-8 X:commit-6-6 X:commit-1-1 EOF echo "is_descendant_of(A,X):1" >expect && test_three_modes is_descendant_of ' test_expect_success 'is_descendant_of:miss' ' cat >input <<-\EOF && A:commit-6-8 X:commit-5-9 X:commit-4-10 X:commit-7-6 EOF echo "is_descendant_of(A,X):0" >expect && test_three_modes is_descendant_of ' test_expect_success 'get_merge_bases_many' ' cat >input <<-\EOF && A:commit-5-7 X:commit-4-8 X:commit-6-6 X:commit-8-3 EOF { echo "get_merge_bases_many(A,X):" && git rev-parse commit-5-6 \ commit-4-7 | sort } >expect && test_three_modes get_merge_bases_many ' test_expect_success 'reduce_heads' ' cat >input <<-\EOF && X:commit-1-10 X:commit-2-8 X:commit-3-6 X:commit-4-4 X:commit-1-7 X:commit-2-5 X:commit-3-3 X:commit-5-1 EOF { echo "reduce_heads(X):" && git rev-parse commit-5-1 \ commit-4-4 \ commit-3-6 \ commit-2-8 \ commit-1-10 | sort } >expect && test_three_modes reduce_heads ' test_expect_success 'can_all_from_reach:hit' ' cat >input <<-\EOF && X:commit-2-10 X:commit-3-9 X:commit-4-8 X:commit-5-7 X:commit-6-6 X:commit-7-5 X:commit-8-4 X:commit-9-3 Y:commit-1-9 Y:commit-2-8 Y:commit-3-7 Y:commit-4-6 Y:commit-5-5 Y:commit-6-4 Y:commit-7-3 Y:commit-8-1 EOF echo "can_all_from_reach(X,Y):1" >expect && test_three_modes can_all_from_reach ' test_expect_success 'can_all_from_reach:miss' ' cat >input <<-\EOF && X:commit-2-10 X:commit-3-9 X:commit-4-8 X:commit-5-7 X:commit-6-6 X:commit-7-5 X:commit-8-4 X:commit-9-3 Y:commit-1-9 Y:commit-2-8 Y:commit-3-7 Y:commit-4-6 Y:commit-5-5 Y:commit-6-4 Y:commit-8-5 EOF echo "can_all_from_reach(X,Y):0" >expect && test_three_modes can_all_from_reach ' test_expect_success 'can_all_from_reach_with_flag: tags case' ' cat >input <<-\EOF && X:tag-2-10 X:tag-3-9 X:tag-4-8 X:commit-5-7 X:commit-6-6 X:commit-7-5 X:commit-8-4 X:commit-9-3 Y:tag-1-9 Y:tag-2-8 Y:tag-3-7 Y:commit-4-6 Y:commit-5-5 Y:commit-6-4 Y:commit-7-3 Y:commit-8-1 EOF echo "can_all_from_reach_with_flag(X,_,_,0,0):1" >expect && test_three_modes can_all_from_reach_with_flag ' test_expect_success 'commit_contains:hit' ' cat >input <<-\EOF && A:commit-7-7 X:commit-2-10 X:commit-3-9 X:commit-4-8 X:commit-5-7 X:commit-6-6 X:commit-7-5 X:commit-8-4 X:commit-9-3 EOF echo "commit_contains(_,A,X,_):1" >expect && test_three_modes commit_contains && test_three_modes commit_contains --tag ' test_expect_success 'commit_contains:miss' ' cat >input <<-\EOF && A:commit-6-5 X:commit-2-10 X:commit-3-9 X:commit-4-8 X:commit-5-7 X:commit-6-6 X:commit-7-5 X:commit-8-4 X:commit-9-3 EOF echo "commit_contains(_,A,X,_):0" >expect && test_three_modes commit_contains && test_three_modes commit_contains --tag ' test_expect_success 'rev-list: basic topo-order' ' git rev-parse \ commit-6-6 commit-5-6 commit-4-6 commit-3-6 commit-2-6 commit-1-6 \ commit-6-5 commit-5-5 commit-4-5 commit-3-5 commit-2-5 commit-1-5 \ commit-6-4 commit-5-4 commit-4-4 commit-3-4 commit-2-4 commit-1-4 \ commit-6-3 commit-5-3 commit-4-3 commit-3-3 commit-2-3 commit-1-3 \ commit-6-2 commit-5-2 commit-4-2 commit-3-2 commit-2-2 commit-1-2 \ commit-6-1 commit-5-1 commit-4-1 commit-3-1 commit-2-1 commit-1-1 \ >expect && run_three_modes git rev-list --topo-order commit-6-6 ' test_expect_success 'rev-list: first-parent topo-order' ' git rev-parse \ commit-6-6 \ commit-6-5 \ commit-6-4 \ commit-6-3 \ commit-6-2 \ commit-6-1 commit-5-1 commit-4-1 commit-3-1 commit-2-1 commit-1-1 \ >expect && run_three_modes git rev-list --first-parent --topo-order commit-6-6 ' test_expect_success 'rev-list: range topo-order' ' git rev-parse \ commit-6-6 commit-5-6 commit-4-6 commit-3-6 commit-2-6 commit-1-6 \ commit-6-5 commit-5-5 commit-4-5 commit-3-5 commit-2-5 commit-1-5 \ commit-6-4 commit-5-4 commit-4-4 commit-3-4 commit-2-4 commit-1-4 \ commit-6-3 commit-5-3 commit-4-3 \ commit-6-2 commit-5-2 commit-4-2 \ commit-6-1 commit-5-1 commit-4-1 \ >expect && run_three_modes git rev-list --topo-order commit-3-3..commit-6-6 ' test_expect_success 'rev-list: range topo-order' ' git rev-parse \ commit-6-6 commit-5-6 commit-4-6 \ commit-6-5 commit-5-5 commit-4-5 \ commit-6-4 commit-5-4 commit-4-4 \ commit-6-3 commit-5-3 commit-4-3 \ commit-6-2 commit-5-2 commit-4-2 \ commit-6-1 commit-5-1 commit-4-1 \ >expect && run_three_modes git rev-list --topo-order commit-3-8..commit-6-6 ' test_expect_success 'rev-list: first-parent range topo-order' ' git rev-parse \ commit-6-6 \ commit-6-5 \ commit-6-4 \ commit-6-3 \ commit-6-2 \ commit-6-1 commit-5-1 commit-4-1 \ >expect && run_three_modes git rev-list --first-parent --topo-order commit-3-8..commit-6-6 ' test_expect_success 'rev-list: ancestry-path topo-order' ' git rev-parse \ commit-6-6 commit-5-6 commit-4-6 commit-3-6 \ commit-6-5 commit-5-5 commit-4-5 commit-3-5 \ commit-6-4 commit-5-4 commit-4-4 commit-3-4 \ commit-6-3 commit-5-3 commit-4-3 \ >expect && run_three_modes git rev-list --topo-order --ancestry-path commit-3-3..commit-6-6 ' test_expect_success 'rev-list: symmetric difference topo-order' ' git rev-parse \ commit-6-6 commit-5-6 commit-4-6 \ commit-6-5 commit-5-5 commit-4-5 \ commit-6-4 commit-5-4 commit-4-4 \ commit-6-3 commit-5-3 commit-4-3 \ commit-6-2 commit-5-2 commit-4-2 \ commit-6-1 commit-5-1 commit-4-1 \ commit-3-8 commit-2-8 commit-1-8 \ commit-3-7 commit-2-7 commit-1-7 \ >expect && run_three_modes git rev-list --topo-order commit-3-8...commit-6-6 ' test_expect_success 'get_reachable_subset:all' ' cat >input <<-\EOF && X:commit-9-1 X:commit-8-3 X:commit-7-5 X:commit-6-6 X:commit-1-7 Y:commit-3-3 Y:commit-1-7 Y:commit-5-6 EOF ( echo "get_reachable_subset(X,Y)" && git rev-parse commit-3-3 \ commit-1-7 \ commit-5-6 | sort ) >expect && test_three_modes get_reachable_subset ' test_expect_success 'get_reachable_subset:some' ' cat >input <<-\EOF && X:commit-9-1 X:commit-8-3 X:commit-7-5 X:commit-1-7 Y:commit-3-3 Y:commit-1-7 Y:commit-5-6 EOF ( echo "get_reachable_subset(X,Y)" && git rev-parse commit-3-3 \ commit-1-7 | sort ) >expect && test_three_modes get_reachable_subset ' test_expect_success 'get_reachable_subset:none' ' cat >input <<-\EOF && X:commit-9-1 X:commit-8-3 X:commit-7-5 X:commit-1-7 Y:commit-9-3 Y:commit-7-6 Y:commit-2-8 EOF echo "get_reachable_subset(X,Y)" >expect && test_three_modes get_reachable_subset ' test_done