First batch after 2.20.1

diff --git a/t/t1450-fsck.sh b/t/t1450-fsck.sh
index 0f2dd26f74b4b2c19474ad563e7c34701838cb46..2e5e979336c5c67bf59667bbf5e0183b632ea2da 100755 (executable)
--- a/t/t1450-fsck.sh
+++ b/t/t1450-fsck.sh
@@ -70,7 +70,7 @@ test_expect_success 'object with bad sha1' '
 
        test_must_fail git fsck 2>out &&
        cat out &&
-       grep "$sha.*corrupt" out
+       test_i18ngrep "$sha.*corrupt" out
 '
 
 test_expect_success 'branch pointing to non-commit' '
@@ -78,7 +78,7 @@ test_expect_success 'branch pointing to non-commit' '
        test_when_finished "git update-ref -d refs/heads/invalid" &&
        test_must_fail git fsck 2>out &&
        cat out &&
-       grep "not a commit" out
+       test_i18ngrep "not a commit" out
 '
 
 test_expect_success 'HEAD link pointing at a funny object' '
@@ -88,7 +88,7 @@ test_expect_success 'HEAD link pointing at a funny object' '
        # avoid corrupt/broken HEAD from interfering with repo discovery
        test_must_fail env GIT_DIR=.git git fsck 2>out &&
        cat out &&
-       grep "detached HEAD points" out
+       test_i18ngrep "detached HEAD points" out
 '
 
 test_expect_success 'HEAD link pointing at a funny place' '
@@ -98,7 +98,42 @@ test_expect_success 'HEAD link pointing at a funny place' '
        # avoid corrupt/broken HEAD from interfering with repo discovery
        test_must_fail env GIT_DIR=.git git fsck 2>out &&
        cat out &&
-       grep "HEAD points to something strange" out
+       test_i18ngrep "HEAD points to something strange" out
+'
+
+test_expect_success 'HEAD link pointing at a funny object (from different wt)' '
+       test_when_finished "mv .git/SAVED_HEAD .git/HEAD" &&
+       test_when_finished "rm -rf .git/worktrees wt" &&
+       git worktree add wt &&
+       mv .git/HEAD .git/SAVED_HEAD &&
+       echo $ZERO_OID >.git/HEAD &&
+       # avoid corrupt/broken HEAD from interfering with repo discovery
+       test_must_fail git -C wt fsck 2>out &&
+       test_i18ngrep "main-worktree/HEAD: detached HEAD points" out
+'
+
+test_expect_success 'other worktree HEAD link pointing at a funny object' '
+       test_when_finished "rm -rf .git/worktrees other" &&
+       git worktree add other &&
+       echo $ZERO_OID >.git/worktrees/other/HEAD &&
+       test_must_fail git fsck 2>out &&
+       test_i18ngrep "worktrees/other/HEAD: detached HEAD points" out
+'
+
+test_expect_success 'other worktree HEAD link pointing at missing object' '
+       test_when_finished "rm -rf .git/worktrees other" &&
+       git worktree add other &&
+       echo "Contents missing from repo" | git hash-object --stdin >.git/worktrees/other/HEAD &&
+       test_must_fail git fsck 2>out &&
+       test_i18ngrep "worktrees/other/HEAD: invalid sha1 pointer" out
+'
+
+test_expect_success 'other worktree HEAD link pointing at a funny place' '
+       test_when_finished "rm -rf .git/worktrees other" &&
+       git worktree add other &&
+       echo "ref: refs/funny/place" >.git/worktrees/other/HEAD &&
+       test_must_fail git fsck 2>out &&
+       test_i18ngrep "worktrees/other/HEAD points to something strange" out
 '
 
 test_expect_success 'email without @ is okay' '
@@ -122,7 +157,7 @@ test_expect_success 'email with embedded > is not okay' '
        test_when_finished "git update-ref -d refs/heads/bogus" &&
        test_must_fail git fsck 2>out &&
        cat out &&
-       grep "error in commit $new" out
+       test_i18ngrep "error in commit $new" out
 '
 
 test_expect_success 'missing < email delimiter is reported nicely' '
@@ -134,7 +169,7 @@ test_expect_success 'missing < email delimiter is reported nicely' '
        test_when_finished "git update-ref -d refs/heads/bogus" &&
        test_must_fail git fsck 2>out &&
        cat out &&
-       grep "error in commit $new.* - bad name" out
+       test_i18ngrep "error in commit $new.* - bad name" out
 '
 
 test_expect_success 'missing email is reported nicely' '
@@ -146,7 +181,7 @@ test_expect_success 'missing email is reported nicely' '
        test_when_finished "git update-ref -d refs/heads/bogus" &&
        test_must_fail git fsck 2>out &&
        cat out &&
-       grep "error in commit $new.* - missing email" out
+       test_i18ngrep "error in commit $new.* - missing email" out
 '
 
 test_expect_success '> in name is reported' '
@@ -158,7 +193,7 @@ test_expect_success '> in name is reported' '
        test_when_finished "git update-ref -d refs/heads/bogus" &&
        test_must_fail git fsck 2>out &&
        cat out &&
-       grep "error in commit $new" out
+       test_i18ngrep "error in commit $new" out
 '
 
 # date is 2^64 + 1
@@ -172,7 +207,7 @@ test_expect_success 'integer overflow in timestamps is reported' '
        test_when_finished "git update-ref -d refs/heads/bogus" &&
        test_must_fail git fsck 2>out &&
        cat out &&
-       grep "error in commit $new.*integer overflow" out
+       test_i18ngrep "error in commit $new.*integer overflow" out
 '
 
 test_expect_success 'commit with NUL in header' '
@@ -184,7 +219,7 @@ test_expect_success 'commit with NUL in header' '
        test_when_finished "git update-ref -d refs/heads/bogus" &&
        test_must_fail git fsck 2>out &&
        cat out &&
-       grep "error in commit $new.*unterminated header: NUL at offset" out
+       test_i18ngrep "error in commit $new.*unterminated header: NUL at offset" out
 '
 
 test_expect_success 'tree object with duplicate entries' '
@@ -205,7 +240,7 @@ test_expect_success 'tree object with duplicate entries' '
                git hash-object -w -t tree --stdin
        ) &&
        test_must_fail git fsck 2>out &&
-       grep "error in tree .*contains duplicate file entries" out
+       test_i18ngrep "error in tree .*contains duplicate file entries" out
 '
 
 test_expect_success 'unparseable tree object' '
@@ -259,7 +294,7 @@ test_expect_success 'tag pointing to nonexistent' '
        test_when_finished "git update-ref -d refs/tags/invalid" &&
        test_must_fail git fsck --tags >out &&
        cat out &&
-       grep "broken link" out
+       test_i18ngrep "broken link" out
 '
 
 test_expect_success 'tag pointing to something else than its type' '
@@ -301,7 +336,7 @@ test_expect_success 'tag with incorrect tag name & missing tagger' '
        warning in tag $tag: badTagName: invalid '\''tag'\'' name: wrong name format
        warning in tag $tag: missingTaggerEntry: invalid format - expected '\''tagger'\'' line
        EOF
-       test_cmp expect out
+       test_i18ncmp expect out
 '
 
 test_expect_success 'tag with bad tagger' '
@@ -320,7 +355,7 @@ test_expect_success 'tag with bad tagger' '
        echo $tag >.git/refs/tags/wrong &&
        test_when_finished "git update-ref -d refs/tags/wrong" &&
        test_must_fail git fsck --tags 2>out &&
-       grep "error in tag .*: invalid author/committer" out
+       test_i18ngrep "error in tag .*: invalid author/committer" out
 '
 
 test_expect_success 'tag with NUL in header' '
@@ -340,7 +375,7 @@ test_expect_success 'tag with NUL in header' '
        test_when_finished "git update-ref -d refs/tags/wrong" &&
        test_must_fail git fsck --tags 2>out &&
        cat out &&
-       grep "error in tag $tag.*unterminated header: NUL at offset" out
+       test_i18ngrep "error in tag $tag.*unterminated header: NUL at offset" out
 '
 
 test_expect_success 'cleaned up' '
@@ -396,7 +431,7 @@ test_expect_success 'fsck notices blob entry pointing to null sha1' '
               git hash-object -w --stdin -t tree) &&
          git fsck 2>out &&
          cat out &&
-         grep "warning.*null sha1" out
+         test_i18ngrep "warning.*null sha1" out
        )
 '
 
@@ -407,7 +442,7 @@ test_expect_success 'fsck notices submodule entry pointing to null sha1' '
               git hash-object -w --stdin -t tree) &&
          git fsck 2>out &&
          cat out &&
-         grep "warning.*null sha1" out
+         test_i18ngrep "warning.*null sha1" out
        )
 '
 
@@ -428,7 +463,7 @@ while read name path pretty; do
                        bad_tree=$(git mktree <bad) &&
                        git fsck 2>out &&
                        cat out &&
-                       grep "warning.*tree $bad_tree" out
+                       test_i18ngrep "warning.*tree $bad_tree" out
                )'
        done <<-\EOF
        100644 blob
@@ -474,9 +509,9 @@ test_expect_success 'NUL in commit' '
                git branch bad $(cat name) &&
 
                test_must_fail git -c fsck.nulInCommit=error fsck 2>warn.1 &&
-               grep nulInCommit warn.1 &&
+               test_i18ngrep nulInCommit warn.1 &&
                git fsck 2>warn.2 &&
-               grep nulInCommit warn.2
+               test_i18ngrep nulInCommit warn.2
        )
 '
 
@@ -594,7 +629,7 @@ test_expect_success 'fsck --name-objects' '
                remove_object $(git rev-parse julius:caesar.t) &&
                test_must_fail git fsck --name-objects >out &&
                tree=$(git rev-parse --verify julius:) &&
-               egrep "$tree \((refs/heads/master|HEAD)@\{[0-9]*\}:" out
+               test_i18ngrep -E "$tree \((refs/heads/master|HEAD)@\{[0-9]*\}:" out
        )
 '
 
@@ -605,7 +640,7 @@ test_expect_success 'alternate objects are correctly blamed' '
        mkdir alt.git/objects/12 &&
        >alt.git/objects/12/34567890123456789012345678901234567890 &&
        test_must_fail git fsck >out 2>&1 &&
-       grep alt.git out
+       test_i18ngrep alt.git out
 '
 
 test_expect_success 'fsck errors in packed objects' '
@@ -624,8 +659,8 @@ test_expect_success 'fsck errors in packed objects' '
        remove_object $one &&
        remove_object $two &&
        test_must_fail git fsck 2>out &&
-       grep "error in commit $one.* - bad name" out &&
-       grep "error in commit $two.* - bad name" out &&
+       test_i18ngrep "error in commit $one.* - bad name" out &&
+       test_i18ngrep "error in commit $two.* - bad name" out &&
        ! grep corrupt out
 '
 
@@ -673,16 +708,35 @@ test_expect_success 'fsck detects trailing loose garbage (commit)' '
        test_i18ngrep "garbage.*$commit" out
 '
 
-test_expect_success 'fsck detects trailing loose garbage (blob)' '
+test_expect_success 'fsck detects trailing loose garbage (large blob)' '
        blob=$(echo trailing | git hash-object -w --stdin) &&
        file=$(sha1_file $blob) &&
        test_when_finished "remove_object $blob" &&
        chmod +w "$file" &&
        echo garbage >>"$file" &&
-       test_must_fail git fsck 2>out &&
+       test_must_fail git -c core.bigfilethreshold=5 fsck 2>out &&
        test_i18ngrep "garbage.*$blob" out
 '
 
+test_expect_success 'fsck detects truncated loose object' '
+       # make it big enough that we know we will truncate in the data
+       # portion, not the header
+       test-tool genrandom truncate 4096 >file &&
+       blob=$(git hash-object -w file) &&
+       file=$(sha1_file $blob) &&
+       test_when_finished "remove_object $blob" &&
+       test_copy_bytes 1024 <"$file" >tmp &&
+       rm "$file" &&
+       mv -f tmp "$file" &&
+
+       # check both regular and streaming code paths
+       test_must_fail git fsck 2>out &&
+       test_i18ngrep corrupt.*$blob out &&
+
+       test_must_fail git -c core.bigfilethreshold=128 fsck 2>out &&
+       test_i18ngrep corrupt.*$blob out
+'
+
 # for each of type, we have one version which is referenced by another object
 # (and so while unreachable, not dangling), and another variant which really is
 # dangling.
@@ -706,7 +760,7 @@ test_expect_success 'fsck notices dangling objects' '
                git fsck >actual &&
                # the output order is non-deterministic, as it comes from a hash
                sort <actual >actual.sorted &&
-               test_cmp expect actual.sorted
+               test_i18ncmp expect actual.sorted
        )
 '
 
@@ -754,7 +808,7 @@ test_expect_success 'detect corrupt index file in fsck' '
        test_when_finished "mv .git/index.backup .git/index" &&
        corrupt_index_checksum &&
        test_must_fail git fsck --cache 2>errors &&
-       grep "bad index file" errors
+       test_i18ngrep "bad index file" errors
 '
 
 test_done