refspec-api: avoid uninitialized field in refspec item
[git/git-svn.git] / t / helper / test-example-decorate.c
blob081115bf8eb7cb2e27c39f632af0e40001b5b6e9
1 #include "test-tool.h"
2 #include "cache.h"
3 #include "object.h"
4 #include "decorate.h"
6 int cmd__example_decorate(int argc, const char **argv)
8 struct decoration n;
9 struct object_id one_oid = { {1} };
10 struct object_id two_oid = { {2} };
11 struct object_id three_oid = { {3} };
12 struct object *one, *two, *three;
14 int decoration_a, decoration_b;
16 void *ret;
18 int i, objects_noticed = 0;
21 * The struct must be zero-initialized.
23 memset(&n, 0, sizeof(n));
26 * Add 2 objects, one with a non-NULL decoration and one with a NULL
27 * decoration.
29 one = lookup_unknown_object(one_oid.hash);
30 two = lookup_unknown_object(two_oid.hash);
31 ret = add_decoration(&n, one, &decoration_a);
32 if (ret)
33 die("BUG: when adding a brand-new object, NULL should be returned");
34 ret = add_decoration(&n, two, NULL);
35 if (ret)
36 die("BUG: when adding a brand-new object, NULL should be returned");
39 * When re-adding an already existing object, the old decoration is
40 * returned.
42 ret = add_decoration(&n, one, NULL);
43 if (ret != &decoration_a)
44 die("BUG: when readding an already existing object, existing decoration should be returned");
45 ret = add_decoration(&n, two, &decoration_b);
46 if (ret)
47 die("BUG: when readding an already existing object, existing decoration should be returned");
50 * Lookup returns the added declarations, or NULL if the object was
51 * never added.
53 ret = lookup_decoration(&n, one);
54 if (ret)
55 die("BUG: lookup should return added declaration");
56 ret = lookup_decoration(&n, two);
57 if (ret != &decoration_b)
58 die("BUG: lookup should return added declaration");
59 three = lookup_unknown_object(three_oid.hash);
60 ret = lookup_decoration(&n, three);
61 if (ret)
62 die("BUG: lookup for unknown object should return NULL");
65 * The user can also loop through all entries.
67 for (i = 0; i < n.size; i++) {
68 if (n.entries[i].base)
69 objects_noticed++;
71 if (objects_noticed != 2)
72 die("BUG: should have 2 objects");
74 return 0;