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182 lines
6.0 KiB
182 lines
6.0 KiB
#!/bin/sh |
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test_description='behavior of diff when reading objects in a partial clone' |
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. ./test-lib.sh |
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test_expect_success 'git show batches blobs' ' |
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test_when_finished "rm -rf server client trace" && |
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test_create_repo server && |
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echo a >server/a && |
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echo b >server/b && |
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git -C server add a b && |
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git -C server commit -m x && |
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test_config -C server uploadpack.allowfilter 1 && |
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test_config -C server uploadpack.allowanysha1inwant 1 && |
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git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client && |
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# Ensure that there is exactly 1 negotiation by checking that there is |
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# only 1 "done" line sent. ("done" marks the end of negotiation.) |
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GIT_TRACE_PACKET="$(pwd)/trace" git -C client show HEAD && |
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grep "git> done" trace >done_lines && |
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test_line_count = 1 done_lines |
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' |
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test_expect_success 'diff batches blobs' ' |
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test_when_finished "rm -rf server client trace" && |
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test_create_repo server && |
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echo a >server/a && |
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echo b >server/b && |
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git -C server add a b && |
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git -C server commit -m x && |
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echo c >server/c && |
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echo d >server/d && |
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git -C server add c d && |
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git -C server commit -m x && |
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test_config -C server uploadpack.allowfilter 1 && |
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test_config -C server uploadpack.allowanysha1inwant 1 && |
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git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client && |
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# Ensure that there is exactly 1 negotiation by checking that there is |
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# only 1 "done" line sent. ("done" marks the end of negotiation.) |
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GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff HEAD^ HEAD && |
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grep "git> done" trace >done_lines && |
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test_line_count = 1 done_lines |
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' |
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test_expect_success 'diff skips same-OID blobs' ' |
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test_when_finished "rm -rf server client trace" && |
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test_create_repo server && |
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echo a >server/a && |
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echo b >server/b && |
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git -C server add a b && |
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git -C server commit -m x && |
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echo another-a >server/a && |
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git -C server add a && |
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git -C server commit -m x && |
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test_config -C server uploadpack.allowfilter 1 && |
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test_config -C server uploadpack.allowanysha1inwant 1 && |
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git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client && |
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echo a | git hash-object --stdin >hash-old-a && |
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echo another-a | git hash-object --stdin >hash-new-a && |
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echo b | git hash-object --stdin >hash-b && |
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# Ensure that only a and another-a are fetched. |
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GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff HEAD^ HEAD && |
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grep "want $(cat hash-old-a)" trace && |
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grep "want $(cat hash-new-a)" trace && |
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! grep "want $(cat hash-b)" trace |
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' |
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test_expect_success 'when fetching missing objects, diff skips GITLINKs' ' |
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test_when_finished "rm -rf sub server client trace" && |
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test_create_repo sub && |
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test_commit -C sub first && |
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test_create_repo server && |
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echo a >server/a && |
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git -C server add a && |
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git -C server submodule add "file://$(pwd)/sub" && |
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git -C server commit -m x && |
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test_commit -C server/sub second && |
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echo another-a >server/a && |
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git -C server add a sub && |
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git -C server commit -m x && |
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test_config -C server uploadpack.allowfilter 1 && |
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test_config -C server uploadpack.allowanysha1inwant 1 && |
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git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client && |
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echo a | git hash-object --stdin >hash-old-a && |
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echo another-a | git hash-object --stdin >hash-new-a && |
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# Ensure that a and another-a are fetched, and check (by successful |
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# execution of the diff) that no invalid OIDs are sent. |
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GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff HEAD^ HEAD && |
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grep "want $(cat hash-old-a)" trace && |
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grep "want $(cat hash-new-a)" trace |
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' |
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test_expect_success 'diff with rename detection batches blobs' ' |
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test_when_finished "rm -rf server client trace" && |
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test_create_repo server && |
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echo a >server/a && |
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printf "b\nb\nb\nb\nb\n" >server/b && |
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git -C server add a b && |
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git -C server commit -m x && |
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rm server/b && |
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printf "b\nb\nb\nb\nbX\n" >server/c && |
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git -C server add c && |
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git -C server commit -a -m x && |
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test_config -C server uploadpack.allowfilter 1 && |
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test_config -C server uploadpack.allowanysha1inwant 1 && |
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git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client && |
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# Ensure that there is exactly 1 negotiation by checking that there is |
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# only 1 "done" line sent. ("done" marks the end of negotiation.) |
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GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff --raw -M HEAD^ HEAD >out && |
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grep ":100644 100644.*R[0-9][0-9][0-9].*b.*c" out && |
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grep "git> done" trace >done_lines && |
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test_line_count = 1 done_lines |
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' |
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test_expect_success 'diff does not fetch anything if inexact rename detection is not needed' ' |
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test_when_finished "rm -rf server client trace" && |
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test_create_repo server && |
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echo a >server/a && |
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printf "b\nb\nb\nb\nb\n" >server/b && |
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git -C server add a b && |
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git -C server commit -m x && |
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mv server/b server/c && |
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git -C server add c && |
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git -C server commit -a -m x && |
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test_config -C server uploadpack.allowfilter 1 && |
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test_config -C server uploadpack.allowanysha1inwant 1 && |
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git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client && |
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# Ensure no fetches. |
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GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff --raw -M HEAD^ HEAD && |
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! test_path_exists trace |
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' |
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test_expect_success 'diff --break-rewrites fetches only if necessary, and batches blobs if it does' ' |
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test_when_finished "rm -rf server client trace" && |
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test_create_repo server && |
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echo a >server/a && |
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printf "b\nb\nb\nb\nb\n" >server/b && |
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git -C server add a b && |
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git -C server commit -m x && |
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printf "c\nc\nc\nc\nc\n" >server/b && |
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git -C server commit -a -m x && |
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test_config -C server uploadpack.allowfilter 1 && |
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test_config -C server uploadpack.allowanysha1inwant 1 && |
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git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client && |
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# Ensure no fetches. |
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GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff --raw -M HEAD^ HEAD && |
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! test_path_exists trace && |
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# But with --break-rewrites, ensure that there is exactly 1 negotiation |
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# by checking that there is only 1 "done" line sent. ("done" marks the |
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# end of negotiation.) |
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GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff --break-rewrites --raw -M HEAD^ HEAD && |
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grep "git> done" trace >done_lines && |
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test_line_count = 1 done_lines |
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' |
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test_done
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