projects / thirdparty / git.git / blame
| Commit | Line | Data |
|---|---|---|
| 3b910d0c JK |
1 | #!/bin/sh |
| 2 | ||
| 3 | test_description='test index-pack handling of delta cycles in packfiles' | |
| 4 | . ./test-lib.sh | |
| 5 | . "$TEST_DIRECTORY"/lib-pack.sh | |
| 6 | ||
| 7 | # Two similar-ish objects that we have computed deltas between. | |
| 8 | A=01d7713666f4de822776c7622c10f1b07de280dc | |
| 9 | B=e68fe8129b546b101aee9510c5328e7f21ca1d18 | |
| 10 | ||
| 11 | # double-check our hand-constucted packs | |
| 12 | test_expect_success 'index-pack works with a single delta (A->B)' ' | |
| 13 | clear_packs && | |
| 14 | { | |
| 15 | pack_header 2 && | |
| 16 | pack_obj $A $B && | |
| 17 | pack_obj $B | |
| 18 | } >ab.pack && | |
| 19 | pack_trailer ab.pack && | |
| 20 | git index-pack --stdin <ab.pack && | |
| 21 | git cat-file -t $A && | |
| 22 | git cat-file -t $B | |
| 23 | ' | |
| 24 | ||
| 25 | test_expect_success 'index-pack works with a single delta (B->A)' ' | |
| 26 | clear_packs && | |
| 27 | { | |
| 28 | pack_header 2 && | |
| 29 | pack_obj $A && | |
| 30 | pack_obj $B $A | |
| 31 | } >ba.pack && | |
| 32 | pack_trailer ba.pack && | |
| 33 | git index-pack --stdin <ba.pack && | |
| 34 | git cat-file -t $A && | |
| 35 | git cat-file -t $B | |
| 36 | ' | |
| 37 | ||
| 38 | test_expect_success 'index-pack detects missing base objects' ' | |
| 39 | clear_packs && | |
| 40 | { | |
| 41 | pack_header 1 && | |
| 42 | pack_obj $A $B | |
| 43 | } >missing.pack && | |
| 44 | pack_trailer missing.pack && | |
| 45 | test_must_fail git index-pack --fix-thin --stdin <missing.pack | |
| 46 | ' | |
| 47 | ||
| 48 | test_expect_success 'index-pack detects REF_DELTA cycles' ' | |
| 49 | clear_packs && | |
| 50 | { | |
| 51 | pack_header 2 && | |
| 52 | pack_obj $A $B && | |
| 53 | pack_obj $B $A | |
| 54 | } >cycle.pack && | |
| 55 | pack_trailer cycle.pack && | |
| 56 | test_must_fail git index-pack --fix-thin --stdin <cycle.pack | |
| 57 | ' | |
| 58 | ||
| b2ef3d9e JK |
59 | test_expect_failure 'failover to an object in another pack' ' |
| 60 | clear_packs && | |
| 61 | git index-pack --stdin <ab.pack && | |
| 62 | git index-pack --stdin --fix-thin <cycle.pack | |
| 63 | ' | |
| 64 | ||
| 65 | test_expect_failure 'failover to a duplicate object in the same pack' ' | |
| 66 | clear_packs && | |
| 67 | { | |
| 68 | pack_header 3 && | |
| 69 | pack_obj $A $B && | |
| 70 | pack_obj $B $A && | |
| 71 | pack_obj $A | |
| 72 | } >recoverable.pack && | |
| 73 | pack_trailer recoverable.pack && | |
| 74 | git index-pack --fix-thin --stdin <recoverable.pack | |
| 75 | ' | |
| 76 | ||
| 3b910d0c | 77 | test_done |