1 #!/bin/sh
3 test_description="Test whether cache-tree is properly updated
5 Tests whether various commands properly update and/or rewrite the
6 cache-tree extension.
7 "
8 . ./test-lib.sh
10 cmp_cache_tree () {
11 test-dump-cache-tree >actual &&
12 sed "s/$_x40/SHA/" <actual >filtered &&
13 test_cmp "$1" filtered
14 }
16 # We don't bother with actually checking the SHA1:
17 # test-dump-cache-tree already verifies that all existing data is
18 # correct.
19 test_shallow_cache_tree () {
20 echo "SHA " \
21 "($(git ls-files|wc -l) entries, 0 subtrees)" >expect &&
22 cmp_cache_tree expect
23 }
25 test_invalid_cache_tree () {
26 echo "invalid (0 subtrees)" >expect &&
27 echo "SHA #(ref) " \
28 "($(git ls-files|wc -l) entries, 0 subtrees)" >>expect &&
29 cmp_cache_tree expect
30 }
32 test_no_cache_tree () {
33 : >expect &&
34 cmp_cache_tree expect
35 }
37 test_expect_failure 'initial commit has cache-tree' '
38 test_commit foo &&
39 test_shallow_cache_tree
40 '
42 test_expect_success 'read-tree HEAD establishes cache-tree' '
43 git read-tree HEAD &&
44 test_shallow_cache_tree
45 '
47 test_expect_success 'git-add invalidates cache-tree' '
48 test_when_finished "git reset --hard; git read-tree HEAD" &&
49 echo "I changed this file" > foo &&
50 git add foo &&
51 test_invalid_cache_tree
52 '
54 test_expect_success 'update-index invalidates cache-tree' '
55 test_when_finished "git reset --hard; git read-tree HEAD" &&
56 echo "I changed this file" > foo &&
57 git update-index --add foo &&
58 test_invalid_cache_tree
59 '
61 test_expect_success 'write-tree establishes cache-tree' '
62 test-scrap-cache-tree &&
63 git write-tree &&
64 test_shallow_cache_tree
65 '
67 test_expect_success 'test-scrap-cache-tree works' '
68 git read-tree HEAD &&
69 test-scrap-cache-tree &&
70 test_no_cache_tree
71 '
73 test_expect_success 'second commit has cache-tree' '
74 test_commit bar &&
75 test_shallow_cache_tree
76 '
78 test_expect_success 'reset --hard gives cache-tree' '
79 test-scrap-cache-tree &&
80 git reset --hard &&
81 test_shallow_cache_tree
82 '
84 test_expect_success 'reset --hard without index gives cache-tree' '
85 rm -f .git/index &&
86 git reset --hard &&
87 test_shallow_cache_tree
88 '
90 test_expect_failure 'checkout gives cache-tree' '
91 git checkout HEAD^ &&
92 test_shallow_cache_tree
93 '
95 test_done