dbceb3ecc5
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
76 lines
1.9 KiB
C
76 lines
1.9 KiB
C
#include "test-tool.h"
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#include "cache.h"
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#include "object.h"
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#include "decorate.h"
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int cmd__example_decorate(int argc, const char **argv)
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{
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struct decoration n;
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struct object_id one_oid = { {1} };
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struct object_id two_oid = { {2} };
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struct object_id three_oid = { {3} };
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struct object *one, *two, *three;
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int decoration_a, decoration_b;
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void *ret;
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int i, objects_noticed = 0;
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/*
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* The struct must be zero-initialized.
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*/
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memset(&n, 0, sizeof(n));
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/*
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* Add 2 objects, one with a non-NULL decoration and one with a NULL
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* decoration.
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*/
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one = lookup_unknown_object(one_oid.hash);
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two = lookup_unknown_object(two_oid.hash);
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ret = add_decoration(&n, one, &decoration_a);
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if (ret)
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die("BUG: when adding a brand-new object, NULL should be returned");
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ret = add_decoration(&n, two, NULL);
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if (ret)
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die("BUG: when adding a brand-new object, NULL should be returned");
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/*
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* When re-adding an already existing object, the old decoration is
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* returned.
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*/
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ret = add_decoration(&n, one, NULL);
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if (ret != &decoration_a)
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die("BUG: when readding an already existing object, existing decoration should be returned");
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ret = add_decoration(&n, two, &decoration_b);
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if (ret)
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die("BUG: when readding an already existing object, existing decoration should be returned");
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/*
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* Lookup returns the added declarations, or NULL if the object was
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* never added.
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*/
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ret = lookup_decoration(&n, one);
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if (ret)
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die("BUG: lookup should return added declaration");
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ret = lookup_decoration(&n, two);
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if (ret != &decoration_b)
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die("BUG: lookup should return added declaration");
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three = lookup_unknown_object(three_oid.hash);
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ret = lookup_decoration(&n, three);
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if (ret)
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die("BUG: lookup for unknown object should return NULL");
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/*
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* The user can also loop through all entries.
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*/
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for (i = 0; i < n.size; i++) {
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if (n.entries[i].base)
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objects_noticed++;
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}
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if (objects_noticed != 2)
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die("BUG: should have 2 objects");
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return 0;
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}
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