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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:47:53 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:47:53 +0000
commitc8bae7493d2f2910b57f13ded012e86bdcfb0532 (patch)
tree24e09d9f84dec336720cf393e156089ca2835791 /t/t6600-test-reach.sh
parentInitial commit. (diff)
downloadgit-c8bae7493d2f2910b57f13ded012e86bdcfb0532.tar.xz
git-c8bae7493d2f2910b57f13ded012e86bdcfb0532.zip
Adding upstream version 1:2.39.2.upstream/1%2.39.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 't/t6600-test-reach.sh')
-rwxr-xr-xt/t6600-test-reach.sh446
1 files changed, 446 insertions, 0 deletions
diff --git a/t/t6600-test-reach.sh b/t/t6600-test-reach.sh
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+#!/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 || return 1
+ 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-$i || return 1
+ done
+ done &&
+ git commit-graph write --reachable &&
+ mv .git/objects/info/commit-graph commit-graph-full &&
+ chmod u+w commit-graph-full &&
+ git show-ref -s commit-5-5 | git commit-graph write --stdin-commits &&
+ mv .git/objects/info/commit-graph commit-graph-half &&
+ chmod u+w commit-graph-half &&
+ git -c commitGraph.generationVersion=1 commit-graph write --reachable &&
+ mv .git/objects/info/commit-graph commit-graph-no-gdat &&
+ chmod u+w commit-graph-no-gdat &&
+ git config core.commitGraph true
+'
+
+run_all_modes () {
+ test_when_finished rm -rf .git/objects/info/commit-graph &&
+ "$@" <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 &&
+ cp commit-graph-no-gdat .git/objects/info/commit-graph &&
+ "$@" <input >actual &&
+ test_cmp expect actual
+}
+
+test_all_modes () {
+ run_all_modes test-tool reach "$@"
+}
+
+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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_modes commit_contains &&
+ test_all_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_all_modes commit_contains &&
+ test_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_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_all_modes get_reachable_subset
+'
+
+test_done