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Add an Unit test to asyncronous removing of children during iteration.

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This commit is contained in:
Vreixo Formoso
2008-03-07 00:21:18 +01:00
parent edc5ccf90a
commit 620c7a08e1
1 changed files with 102 additions and 0 deletions
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102
test/test_node.c
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@ -856,6 +856,107 @@ void test_iso_dir_iter_remove()
free(dir);
}
static
void test_iso_dir_iter_when_external_take()
{
int result;
IsoDirIter *iter;
IsoDir *dir;
IsoNode *node, *node1, *node2;
/* init dir with default values, not all field need to be initialized */
dir = malloc(sizeof(IsoDir));
dir->children = NULL;
dir->nchildren = 0;
/* 1st node to be added */
node1 = calloc(1, sizeof(IsoNode));
node1->name = "Node1";
node1->refcount = 1;
result = iso_dir_add_node(dir, node1, 0);
CU_ASSERT_EQUAL(dir->nchildren, 1);
/* test iteration again */
result = iso_dir_get_children(dir, &iter);
CU_ASSERT_EQUAL(result, 1);
/* take node */
result = iso_node_take(node1);
CU_ASSERT_EQUAL(result, 1);
/* iter should reflect changes */
result = iso_dir_iter_has_next(iter);
CU_ASSERT_EQUAL(result, 0);
result = iso_dir_iter_next(iter, &node);
CU_ASSERT_EQUAL(result, 0);
iso_dir_iter_free(iter);
/* add two nodes */
result = iso_dir_add_node(dir, node1, 0);
CU_ASSERT_EQUAL(dir->nchildren, 1);
node2 = calloc(1, sizeof(IsoNode));
node2->name = "A node to be added first";
node2->refcount = 1;
result = iso_dir_add_node(dir, node2, 0);
CU_ASSERT_EQUAL(result, 2);
result = iso_dir_get_children(dir, &iter);
CU_ASSERT_EQUAL(result, 1);
/* iter should have two items... */
result = iso_dir_iter_next(iter, &node);
CU_ASSERT_EQUAL(result, 1);
CU_ASSERT_PTR_EQUAL(node, node2);
/* remove node 1 asynchronously */
result = iso_node_take(node1);
CU_ASSERT_EQUAL(result, 1);
/* iter should reflect changes */
result = iso_dir_iter_has_next(iter);
CU_ASSERT_EQUAL(result, 0);
result = iso_dir_iter_next(iter, &node);
CU_ASSERT_EQUAL(result, 0);
iso_dir_iter_free(iter);
/* now remove iter has itered */
result = iso_dir_add_node(dir, node1, 0);
CU_ASSERT_EQUAL(dir->nchildren, 2);
result = iso_dir_get_children(dir, &iter);
CU_ASSERT_EQUAL(result, 1);
result = iso_dir_iter_next(iter, &node);
CU_ASSERT_EQUAL(result, 1);
CU_ASSERT_PTR_EQUAL(node, node2);
/* remove node 2 asynchronously */
result = iso_node_take(node2);
CU_ASSERT_EQUAL(result, 1);
/* iter should reflect changes */
result = iso_dir_iter_has_next(iter);
CU_ASSERT_EQUAL(result, 1);
result = iso_dir_iter_next(iter, &node);
CU_ASSERT_EQUAL(result, 1);
CU_ASSERT_PTR_EQUAL(node, node1);
iso_dir_iter_free(iter);
/* assert correct refcount */
CU_ASSERT_EQUAL(node1->refcount, 1);
free(node1);
CU_ASSERT_EQUAL(node2->refcount, 1);
free(node2);
free(dir);
}
static
void test_iso_node_take()
{
@ -1025,5 +1126,6 @@ void add_node_suite()
CU_add_test(pSuite, "iso_dir_iter_take()", test_iso_dir_iter_take);
CU_add_test(pSuite, "iso_dir_iter_remove()", test_iso_dir_iter_remove);
CU_add_test(pSuite, "iso_node_take()", test_iso_node_take);
CU_add_test(pSuite, "iso_node_take() during iteration", test_iso_dir_iter_when_external_take);
CU_add_test(pSuite, "iso_node_set_name()", test_iso_node_set_name);
}