| 1 | #!/bin/sh |
| 2 | # |
| 3 | # Copyright (c) 2005 Junio C Hamano |
| 4 | # |
| 5 | |
| 6 | test_description='Rename interaction with pathspec. |
| 7 | |
| 8 | ' |
| 9 | |
| 10 | . ./test-lib.sh |
| 11 | . "$TEST_DIRECTORY"/lib-diff.sh ;# test-lib chdir's into trash |
| 12 | |
| 13 | test_expect_success 'prepare reference tree' ' |
| 14 | mkdir path0 path1 && |
| 15 | COPYING_test_data >path0/COPYING && |
| 16 | git update-index --add path0/COPYING && |
| 17 | tree=$(git write-tree) && |
| 18 | blob=$(git rev-parse :path0/COPYING) |
| 19 | ' |
| 20 | |
| 21 | test_expect_success 'prepare work tree' ' |
| 22 | cp path0/COPYING path1/COPYING && |
| 23 | git update-index --add --remove path0/COPYING path1/COPYING |
| 24 | ' |
| 25 | |
| 26 | # In the tree, there is only path0/COPYING. In the cache, path0 and |
| 27 | # path1 both have COPYING and the latter is a copy of path0/COPYING. |
| 28 | # Comparing the full tree with cache should tell us so. |
| 29 | |
| 30 | cat >expected <<EOF |
| 31 | :100644 100644 $blob $blob C100 path0/COPYING path1/COPYING |
| 32 | EOF |
| 33 | |
| 34 | test_expect_success 'copy detection' ' |
| 35 | git diff-index -C --find-copies-harder $tree >current && |
| 36 | compare_diff_raw current expected |
| 37 | ' |
| 38 | |
| 39 | test_expect_success 'copy detection, cached' ' |
| 40 | git diff-index -C --find-copies-harder --cached $tree >current && |
| 41 | compare_diff_raw current expected |
| 42 | ' |
| 43 | |
| 44 | test_expect_success 'exit code of quiet copy detection' ' |
| 45 | test_expect_code 1 \ |
| 46 | git diff --quiet --cached --find-copies-harder $tree |
| 47 | ' |
| 48 | |
| 49 | test_expect_success 'exit code of quiet copy detection with --no-ext-diff' ' |
| 50 | test_expect_code 1 \ |
| 51 | git diff --quiet --cached --find-copies-harder --no-ext-diff $tree |
| 52 | ' |
| 53 | |
| 54 | # In the tree, there is only path0/COPYING. In the cache, path0 and |
| 55 | # path1 both have COPYING and the latter is a copy of path0/COPYING. |
| 56 | # However when we say we care only about path1, we should just see |
| 57 | # path1/COPYING suddenly appearing from nowhere, not detected as |
| 58 | # a copy from path0/COPYING. |
| 59 | |
| 60 | cat >expected <<EOF |
| 61 | :000000 100644 $ZERO_OID $blob A path1/COPYING |
| 62 | EOF |
| 63 | |
| 64 | test_expect_success 'copy, limited to a subtree' ' |
| 65 | git diff-index -C --find-copies-harder $tree path1 >current && |
| 66 | compare_diff_raw current expected |
| 67 | ' |
| 68 | |
| 69 | test_expect_success 'tweak work tree' ' |
| 70 | rm -f path0/COPYING |
| 71 | ' |
| 72 | |
| 73 | cat >expected <<EOF |
| 74 | :100644 100644 $blob $blob C100 path1/COPYING path0/COPYING |
| 75 | EOF |
| 76 | |
| 77 | # The cache has path0/COPYING and path1/COPYING, the working tree only |
| 78 | # path1/COPYING. This is a deletion -- we don't treat deduplication |
| 79 | # specially. In reverse it should be detected as a copy, though. |
| 80 | test_expect_success 'copy detection, files to index' ' |
| 81 | git diff-files -C --find-copies-harder -R >current && |
| 82 | compare_diff_raw current expected |
| 83 | ' |
| 84 | |
| 85 | test_expect_success 'copy detection, files to preloaded index' ' |
| 86 | GIT_TEST_PRELOAD_INDEX=1 \ |
| 87 | git diff-files -C --find-copies-harder -R >current && |
| 88 | compare_diff_raw current expected |
| 89 | ' |
| 90 | |
| 91 | test_expect_success 'tweak index' ' |
| 92 | git update-index --remove path0/COPYING |
| 93 | ' |
| 94 | # In the tree, there is only path0/COPYING. In the cache, path0 does |
| 95 | # not have COPYING anymore and path1 has COPYING which is a copy of |
| 96 | # path0/COPYING. Showing the full tree with cache should tell us about |
| 97 | # the rename. |
| 98 | |
| 99 | cat >expected <<EOF |
| 100 | :100644 100644 $blob $blob R100 path0/COPYING path1/COPYING |
| 101 | EOF |
| 102 | |
| 103 | test_expect_success 'rename detection' ' |
| 104 | git diff-index -C --find-copies-harder $tree >current && |
| 105 | compare_diff_raw current expected |
| 106 | ' |
| 107 | |
| 108 | # In the tree, there is only path0/COPYING. In the cache, path0 does |
| 109 | # not have COPYING anymore and path1 has COPYING which is a copy of |
| 110 | # path0/COPYING. When we say we care only about path1, we should just |
| 111 | # see path1/COPYING appearing from nowhere. |
| 112 | |
| 113 | cat >expected <<EOF |
| 114 | :000000 100644 $ZERO_OID $blob A path1/COPYING |
| 115 | EOF |
| 116 | |
| 117 | test_expect_success 'rename, limited to a subtree' ' |
| 118 | git diff-index -C --find-copies-harder $tree path1 >current && |
| 119 | compare_diff_raw current expected |
| 120 | ' |
| 121 | |
| 122 | test_done |