Merge branch 'md/test-cleanup'
[gitweb.git] / t / t5319-multi-pack-index.sh
index a968b9a959684bb3fad7e542a3d70d3217a45d42..bd8e841b816bcb45c8c9ad32079e6172b277bb36 100755 (executable)
@@ -160,12 +160,17 @@ corrupt_midx_and_verify() {
        DATA="${2:-\0}" &&
        OBJDIR=$3 &&
        GREPSTR="$4" &&
+       COMMAND="$5" &&
+       if test -z "$COMMAND"
+       then
+               COMMAND="git multi-pack-index verify --object-dir=$OBJDIR"
+       fi &&
        FILE=$OBJDIR/pack/multi-pack-index &&
        chmod a+w $FILE &&
        test_when_finished mv midx-backup $FILE &&
        cp $FILE midx-backup &&
        printf "$DATA" | dd of="$FILE" bs=1 seek="$POS" conv=notrunc &&
-       test_must_fail git multi-pack-index verify --object-dir=$OBJDIR 2>test_err &&
+       test_must_fail $COMMAND 2>test_err &&
        grep -v "^+" test_err >err &&
        test_i18ngrep "$GREPSTR" err
 }
@@ -176,6 +181,7 @@ test_expect_success 'verify bad signature' '
 '
 
 HASH_LEN=20
+NUM_OBJECTS=74
 MIDX_BYTE_VERSION=4
 MIDX_BYTE_OID_VERSION=5
 MIDX_BYTE_CHUNK_COUNT=6
@@ -192,6 +198,10 @@ MIDX_OID_FANOUT_WIDTH=4
 MIDX_BYTE_OID_FANOUT_ORDER=$((MIDX_OFFSET_OID_FANOUT + 250 * $MIDX_OID_FANOUT_WIDTH + 1))
 MIDX_OFFSET_OID_LOOKUP=$(($MIDX_OFFSET_OID_FANOUT + 256 * $MIDX_OID_FANOUT_WIDTH))
 MIDX_BYTE_OID_LOOKUP=$(($MIDX_OFFSET_OID_LOOKUP + 16 * $HASH_LEN))
+MIDX_OFFSET_OBJECT_OFFSETS=$(($MIDX_OFFSET_OID_LOOKUP + $NUM_OBJECTS * $HASH_LEN))
+MIDX_OFFSET_WIDTH=8
+MIDX_BYTE_PACK_INT_ID=$(($MIDX_OFFSET_OBJECT_OFFSETS + 16 * $MIDX_OFFSET_WIDTH + 2))
+MIDX_BYTE_OFFSET=$(($MIDX_OFFSET_OBJECT_OFFSETS + 16 * $MIDX_OFFSET_WIDTH + 6))
 
 test_expect_success 'verify bad version' '
        corrupt_midx_and_verify $MIDX_BYTE_VERSION "\00" $objdir \
@@ -243,6 +253,22 @@ test_expect_success 'verify oid lookup out of order' '
                "oid lookup out of order"
 '
 
+test_expect_success 'verify incorrect pack-int-id' '
+       corrupt_midx_and_verify $MIDX_BYTE_PACK_INT_ID "\07" $objdir \
+               "bad pack-int-id"
+'
+
+test_expect_success 'verify incorrect offset' '
+       corrupt_midx_and_verify $MIDX_BYTE_OFFSET "\07" $objdir \
+               "incorrect object offset"
+'
+
+test_expect_success 'git-fsck incorrect offset' '
+       corrupt_midx_and_verify $MIDX_BYTE_OFFSET "\07" $objdir \
+               "incorrect object offset" \
+               "git -c core.multipackindex=true fsck"
+'
+
 test_expect_success 'repack removes multi-pack-index' '
        test_path_is_file $objdir/pack/multi-pack-index &&
        git repack -adf &&
@@ -310,4 +336,16 @@ test_expect_success 'verify multi-pack-index with 64-bit offsets' '
        git multi-pack-index verify --object-dir=objects64
 '
 
+NUM_OBJECTS=63
+MIDX_OFFSET_OID_FANOUT=$((MIDX_OFFSET_PACKNAMES + 54))
+MIDX_OFFSET_OID_LOOKUP=$((MIDX_OFFSET_OID_FANOUT + 256 * $MIDX_OID_FANOUT_WIDTH))
+MIDX_OFFSET_OBJECT_OFFSETS=$(($MIDX_OFFSET_OID_LOOKUP + $NUM_OBJECTS * $HASH_LEN))
+MIDX_OFFSET_LARGE_OFFSETS=$(($MIDX_OFFSET_OBJECT_OFFSETS + $NUM_OBJECTS * $MIDX_OFFSET_WIDTH))
+MIDX_BYTE_LARGE_OFFSET=$(($MIDX_OFFSET_LARGE_OFFSETS + 3))
+
+test_expect_success 'verify incorrect 64-bit offset' '
+       corrupt_midx_and_verify $MIDX_BYTE_LARGE_OFFSET "\07" objects64 \
+               "incorrect object offset"
+'
+
 test_done