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Diffstat (limited to 't/t6022-rev-list-missing.sh')
| -rwxr-xr-x | t/t6022-rev-list-missing.sh | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/t/t6022-rev-list-missing.sh b/t/t6022-rev-list-missing.sh new file mode 100755 index 0000000000..08e92dd002 --- /dev/null +++ b/t/t6022-rev-list-missing.sh @@ -0,0 +1,232 @@ +#!/bin/sh + +test_description='handling of missing objects in rev-list' + +. ./test-lib.sh + +# We setup the repository with two commits, this way HEAD is always +# available and we can hide commit 1. +test_expect_success 'create repository and alternate directory' ' + test_commit 1 && + test_commit 2 && + test_commit 3 && + git tag -m "tag message" annot_tag HEAD~1 && + git tag regul_tag HEAD~1 && + git branch a_branch HEAD~1 +' + +# We manually corrupt the repository, which means that the commit-graph may +# contain references to already-deleted objects. We thus need to enable +# commit-graph paranoia to not returned these deleted commits from the graph. +GIT_COMMIT_GRAPH_PARANOIA=true +export GIT_COMMIT_GRAPH_PARANOIA + +for obj in "HEAD~1" "HEAD~1^{tree}" "HEAD:1.t" +do + test_expect_success "rev-list --missing=error fails with missing object $obj" ' + oid="$(git rev-parse $obj)" && + path=".git/objects/$(test_oid_to_path $oid)" && + + mv "$path" "$path.hidden" && + test_when_finished "mv $path.hidden $path" && + + test_must_fail git rev-list --missing=error --objects \ + --no-object-names HEAD + ' +done + +for obj in "HEAD~1" "HEAD~1^{tree}" "HEAD:1.t" +do + for action in "allow-any" "print" + do + test_expect_success "rev-list --missing=$action with missing $obj" ' + oid="$(git rev-parse $obj)" && + path=".git/objects/$(test_oid_to_path $oid)" && + + # Before the object is made missing, we use rev-list to + # get the expected oids. + git rev-list --objects --no-object-names \ + HEAD ^$obj >expect.raw && + + # Blobs are shared by all commits, so even though a commit/tree + # might be skipped, its blob must be accounted for. + if test $obj != "HEAD:1.t" + then + echo $(git rev-parse HEAD:1.t) >>expect.raw && + echo $(git rev-parse HEAD:2.t) >>expect.raw + fi && + + mv "$path" "$path.hidden" && + test_when_finished "mv $path.hidden $path" && + + git rev-list --missing=$action --objects --no-object-names \ + HEAD >actual.raw && + + # When the action is to print, we should also add the missing + # oid to the expect list. + case $action in + allow-any) + ;; + print) + grep ?$oid actual.raw && + echo ?$oid >>expect.raw + ;; + esac && + + sort actual.raw >actual && + sort expect.raw >expect && + test_cmp expect actual + ' + done +done + +for missing_tip in "annot_tag" "regul_tag" "a_branch" "HEAD~1" "HEAD~1^{tree}" "HEAD:1.t" +do + # We want to check that things work when both + # - all the tips passed are missing (case existing_tip = ""), and + # - there is one missing tip and one existing tip (case existing_tip = "HEAD") + for existing_tip in "" "HEAD" + do + for action in "allow-any" "print" + do + test_expect_success "--missing=$action with tip '$missing_tip' missing and tip '$existing_tip'" ' + # Before the object is made missing, we use rev-list to + # get the expected oids. + if test "$existing_tip" = "HEAD" + then + git rev-list --objects --no-object-names \ + HEAD ^$missing_tip >expect.raw + else + >expect.raw + fi && + + # Blobs are shared by all commits, so even though a commit/tree + # might be skipped, its blob must be accounted for. + if test "$existing_tip" = "HEAD" && test $missing_tip != "HEAD:1.t" + then + echo $(git rev-parse HEAD:1.t) >>expect.raw && + echo $(git rev-parse HEAD:2.t) >>expect.raw + fi && + + missing_oid="$(git rev-parse $missing_tip)" && + + if test "$missing_tip" = "annot_tag" + then + oid="$(git rev-parse $missing_tip^{commit})" && + echo "$missing_oid" >>expect.raw + else + oid="$missing_oid" + fi && + + path=".git/objects/$(test_oid_to_path $oid)" && + + mv "$path" "$path.hidden" && + test_when_finished "mv $path.hidden $path" && + + git rev-list --missing=$action --objects --no-object-names \ + $missing_oid $existing_tip >actual.raw && + + # When the action is to print, we should also add the missing + # oid to the expect list. + case $action in + allow-any) + ;; + print) + grep ?$oid actual.raw && + echo ?$oid >>expect.raw + ;; + esac && + + sort actual.raw >actual && + sort expect.raw >expect && + test_cmp expect actual + ' + done + done +done + +for obj in "HEAD~1" "HEAD^{tree}" "HEAD:foo" "HEAD:foo/bar" "HEAD:baz baz" +do + test_expect_success "--missing=print-info with missing '$obj'" ' + test_when_finished rm -rf missing-info && + + git init missing-info && + ( + cd missing-info && + git commit --allow-empty -m first && + + mkdir foo && + echo bar >foo/bar && + echo baz >"baz baz" && + echo bat >bat\" && + git add -A && + git commit -m second && + + oid="$(git rev-parse "$obj")" && + path=".git/objects/$(test_oid_to_path $oid)" && + type_info=" type=$(git cat-file -t $oid)" && + + case $obj in + HEAD:foo) + path_info=" path=foo" + ;; + HEAD:foo/bar) + path_info=" path=foo/bar" + ;; + "HEAD:baz baz") + path_info=" path=\"baz baz\"" + ;; + "HEAD:bat\"") + path_info=" path=\"bat\\\"\"" + ;; + esac && + + # Before the object is made missing, we use rev-list to + # get the expected oids. + git rev-list --objects --no-object-names \ + HEAD ^"$obj" >expect.raw && + echo "?$oid$path_info$type_info" >>expect.raw && + + mv "$path" "$path.hidden" && + git rev-list --objects --no-object-names \ + --missing=print-info HEAD >actual.raw && + + sort actual.raw >actual && + sort expect.raw >expect && + test_cmp expect actual + ) + ' +done + +test_expect_success "-z nul-delimited --missing" ' + test_when_finished rm -rf repo && + + git init repo && + ( + cd repo && + git commit --allow-empty -m first && + + path="foo bar" && + echo foobar >"$path" && + git add -A && + git commit -m second && + + oid=$(git rev-parse "HEAD:$path") && + type="$(git cat-file -t $oid)" && + + obj_path=".git/objects/$(test_oid_to_path $oid)" && + + git rev-list -z --objects --no-object-names \ + HEAD ^"$oid" >expect && + printf "%s\0missing=yes\0path=%s\0type=%s\0" "$oid" "$path" \ + "$type" >>expect && + + mv "$obj_path" "$obj_path.hidden" && + git rev-list -z --objects --no-object-names \ + --missing=print-info HEAD >actual && + + test_cmp expect actual + ) +' + +test_done |