87 lines
2.7 KiB
Bash
Executable File
87 lines
2.7 KiB
Bash
Executable File
#!/bin/sh
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test_description='commit graph with 64-bit timestamps'
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. ./test-lib.sh
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if ! test_have_prereq TIME_IS_64BIT || ! test_have_prereq TIME_T_IS_64BIT
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then
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skip_all='skipping 64-bit timestamp tests'
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test_done
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fi
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. "$TEST_DIRECTORY"/lib-commit-graph.sh
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. "$TEST_DIRECTORY/lib-chunk.sh"
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UNIX_EPOCH_ZERO="@0 +0000"
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FUTURE_DATE="@4147483646 +0000"
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GIT_TEST_COMMIT_GRAPH_CHANGED_PATHS=0
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test_expect_success 'lower layers have overflow chunk' '
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rm -f .git/objects/info/commit-graph &&
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test_commit --date "$FUTURE_DATE" future-1 &&
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test_commit --date "$UNIX_EPOCH_ZERO" old-1 &&
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git commit-graph write --reachable &&
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test_commit --date "$FUTURE_DATE" future-2 &&
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test_commit --date "$UNIX_EPOCH_ZERO" old-2 &&
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git commit-graph write --reachable --split=no-merge &&
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test_commit extra &&
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git commit-graph write --reachable --split=no-merge &&
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git commit-graph write --reachable &&
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graph_read_expect 5 "generation_data generation_data_overflow" &&
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mv .git/objects/info/commit-graph commit-graph-upgraded &&
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git commit-graph write --reachable &&
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graph_read_expect 5 "generation_data generation_data_overflow" &&
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test_cmp .git/objects/info/commit-graph commit-graph-upgraded
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'
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graph_git_behavior 'overflow' '' HEAD~2 HEAD
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test_expect_success 'set up and verify repo with generation data overflow chunk' '
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git init repo &&
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(
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cd repo &&
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test_commit --date "$UNIX_EPOCH_ZERO" 1 &&
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test_commit 2 &&
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test_commit --date "$UNIX_EPOCH_ZERO" 3 &&
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git commit-graph write --reachable &&
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graph_read_expect 3 generation_data &&
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test_commit --date "$FUTURE_DATE" 4 &&
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test_commit 5 &&
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test_commit --date "$UNIX_EPOCH_ZERO" 6 &&
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git branch left &&
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git reset --hard 3 &&
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test_commit 7 &&
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test_commit --date "$FUTURE_DATE" 8 &&
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test_commit 9 &&
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git branch right &&
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git reset --hard 3 &&
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test_merge M left right &&
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git commit-graph write --reachable &&
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graph_read_expect 10 "generation_data generation_data_overflow" &&
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git commit-graph verify
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)
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'
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graph_git_behavior 'overflow 2' repo left right
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test_expect_success 'single commit with generation data exceeding UINT32_MAX' '
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git init repo-uint32-max &&
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test_commit -C repo-uint32-max --date "@4294967297 +0000" 1 &&
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git -C repo-uint32-max commit-graph write --reachable &&
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graph_read_expect -C repo-uint32-max 1 "generation_data" &&
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git -C repo-uint32-max commit-graph verify
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'
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test_expect_success 'reader notices out-of-bounds generation overflow' '
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graph=.git/objects/info/commit-graph &&
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test_when_finished "rm -rf $graph" &&
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git commit-graph write --reachable &&
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corrupt_chunk_file $graph GDO2 clear &&
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test_must_fail git log 2>err &&
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grep "commit-graph overflow generation data is too small" err
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'
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test_done
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