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authorQuincey Koziol <koziol@hdfgroup.org>2005-02-19 14:49:20 (GMT)
committerQuincey Koziol <koziol@hdfgroup.org>2005-02-19 14:49:20 (GMT)
commite0c3218a0a6fe0daf05d628ef4b1af655baed6cf (patch)
tree7626e06930253c4ccdefc168d628d72cbf0e11c9 /test
parentcd93442df63d46e0e2aa5abad05643e8e9264314 (diff)
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[svn-r10045] Purpose:
New feature Description: Allow internal nodes in v2 B-tree to undergo 2->3 splits Platforms tested: FreeBSD 4.11 (sleipnir) Solaris 2.9 (shanti)
Diffstat (limited to 'test')
-rw-r--r--test/btree2.c140
1 files changed, 123 insertions, 17 deletions
diff --git a/test/btree2.c b/test/btree2.c
index 3a980d8..bdeb338 100644
--- a/test/btree2.c
+++ b/test/btree2.c
@@ -127,7 +127,7 @@ test_insert_basic(hid_t fapl)
/*
* Test inserting record into v2 B-tree
*/
- TESTING("B-tree insert - several records");
+ TESTING("B-tree insert: several records");
record=42;
if (H5B2_insert(f, H5P_DATASET_XFER_DEFAULT, H5B2_TEST, bt2_addr, &record)<0) {
H5_FAILED();
@@ -231,7 +231,7 @@ test_insert_split_root(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - split root");
+ TESTING("B-tree insert: split root");
for(u=0; u<INSERT_SPLIT_ROOT_NREC; u++) {
record=u+2;
@@ -332,7 +332,7 @@ test_insert_level1_2leaf_redistrib(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - redistribute 2 leaves in level 1 B-tree (l->r)");
+ TESTING("B-tree insert: redistribute 2 leaves in level 1 B-tree (l->r)");
/* Insert enough records to force root to split into 2 leaves */
for(u=0; u<INSERT_SPLIT_ROOT_NREC; u++) {
@@ -367,7 +367,7 @@ test_insert_level1_2leaf_redistrib(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - redistribute 2 leaves in level 1 B-tree (r->l)");
+ TESTING("B-tree insert: redistribute 2 leaves in level 1 B-tree (r->l)");
/* Insert enough records to force root to split into 2 leaves */
for(u=0; u<INSERT_SPLIT_ROOT_NREC; u++) {
@@ -455,7 +455,7 @@ test_insert_level1_2leaf_split(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - split 2 leaves to 3 in level 1 B-tree (l->r)");
+ TESTING("B-tree insert: split 2 leaves to 3 in level 1 B-tree (l->r)");
/* Insert enough records to force root to split into 2 leaves */
for(u=0; u<INSERT_SPLIT_ROOT_NREC; u++) {
@@ -490,7 +490,7 @@ test_insert_level1_2leaf_split(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - split 2 leaves to 3 in level 1 B-tree (r->l)");
+ TESTING("B-tree insert: split 2 leaves to 3 in level 1 B-tree (r->l)");
/* Insert enough records to force root to split into 2 leaves */
for(u=0; u<INSERT_SPLIT_ROOT_NREC; u++) {
@@ -580,7 +580,7 @@ test_insert_level1_3leaf_redistrib(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - redistribute 3 leaves in level 1 B-tree");
+ TESTING("B-tree insert: redistribute 3 leaves in level 1 B-tree");
/* Insert enough records to force root to split into 2 leaves */
for(u=0; u<INSERT_SPLIT_ROOT_NREC; u++) {
@@ -681,7 +681,7 @@ test_insert_level1_3leaf_split(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - split 3 leaves to 4 in level 1 B-tree");
+ TESTING("B-tree insert: split 3 leaves to 4 in level 1 B-tree");
/* Insert enough records to force root to split into 2 leaves */
for(u=0; u<INSERT_SPLIT_ROOT_NREC; u++) {
@@ -767,7 +767,7 @@ test_insert_make_level2(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - make level 2 B-tree");
+ TESTING("B-tree insert: make level 2 B-tree");
/* Insert enough records to force root to split into 2 leaves */
for(u=0; u<INSERT_SPLIT_ROOT_NREC*5; u++) {
@@ -893,7 +893,7 @@ test_insert_level2_leaf_redistrib(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - redistrib right-most leaf in level 2 B-tree");
+ TESTING("B-tree insert: redistrib right-most leaf in level 2 B-tree");
/* Insert enough records to force root to split into 2 internal nodes */
/* Also redistributes right leaf */
@@ -916,7 +916,7 @@ test_insert_level2_leaf_redistrib(hid_t fapl)
PASSED();
- TESTING("B-tree insert - redistrib left-most leaf in level 2 B-tree");
+ TESTING("B-tree insert: redistrib left-most leaf in level 2 B-tree");
/* Add more records to left-most leaf, to force a 2 node redistribution on left leaf */
for(u=0; u<INSERT_SPLIT_ROOT_NREC/2; u++) {
@@ -930,7 +930,7 @@ test_insert_level2_leaf_redistrib(hid_t fapl)
PASSED();
- TESTING("B-tree insert - redistrib middle leaf in level 2 B-tree");
+ TESTING("B-tree insert: redistrib middle leaf in level 2 B-tree");
/* Add more records to middle leaf, to force a 3 node redistribution on middle leaf */
for(u=0; u<INSERT_SPLIT_ROOT_NREC/2; u++) {
@@ -1019,7 +1019,7 @@ test_insert_level2_leaf_split(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - split right-most leaf in level 2 B-tree");
+ TESTING("B-tree insert: split right-most leaf in level 2 B-tree");
/* Insert enough records to force root to split into 2 internal nodes */
/* Also splits right leaf */
@@ -1042,7 +1042,7 @@ test_insert_level2_leaf_split(hid_t fapl)
PASSED();
- TESTING("B-tree insert - split left-most leaf in level 2 B-tree");
+ TESTING("B-tree insert: split left-most leaf in level 2 B-tree");
/* Add more records to left-most leaf, to force a 2->3 node split on left leaf */
for(u=0; u<INSERT_SPLIT_ROOT_NREC; u++) {
@@ -1056,7 +1056,7 @@ test_insert_level2_leaf_split(hid_t fapl)
PASSED();
- TESTING("B-tree insert - split middle leaf in level 2 B-tree");
+ TESTING("B-tree insert: split middle leaf in level 2 B-tree");
/* Add more records to middle leaf, to force a 3->4 node split on middle leaf */
for(u=0; u<INSERT_SPLIT_ROOT_NREC; u++) {
@@ -1146,7 +1146,7 @@ test_insert_level2_2internal_redistrib(hid_t fapl)
/*
* Test inserting many records into v2 B-tree
*/
- TESTING("B-tree insert - redist. 2 internal (r->l) in level 2 B-tree");
+ TESTING("B-tree insert: redist. 2 internal (r->l) in level 2 B-tree");
/* Insert enough records to force root to split into 2 internal nodes */
/* Also forces right-most internal node to redistribute */
@@ -1161,7 +1161,7 @@ test_insert_level2_2internal_redistrib(hid_t fapl)
PASSED();
- TESTING("B-tree insert - redist. 2 internal (l->r) in level 2 B-tree");
+ TESTING("B-tree insert: redist. 2 internal (l->r) in level 2 B-tree");
/* Force left-most internal node to redistribute */
for(u=0; u<INSERT_SPLIT_ROOT_NREC*3; u++) {
@@ -1199,6 +1199,111 @@ error:
/*-------------------------------------------------------------------------
+ * Function: test_insert_level2_2internal_split
+ *
+ * Purpose: Basic tests for the B-tree v2 code. This test inserts enough
+ * records to make a level 2 B-tree and then adds enough more
+ * records to force the left-most and right-most internal nodes to
+ * split.
+ *
+ * Return: Success: 0
+ *
+ * Failure: 1
+ *
+ * Programmer: Quincey Koziol
+ * Friday, February 18, 2005
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+static int
+test_insert_level2_2internal_split(hid_t fapl)
+{
+ hid_t file=-1;
+ char filename[1024];
+ H5F_t *f=NULL;
+ hsize_t record; /* Record to insert into tree */
+ haddr_t bt2_addr; /* Address of B-tree created */
+ hsize_t idx; /* Index within B-tree, for iterator */
+ unsigned u; /* Local index variable */
+
+ h5_fixname(FILENAME[0], fapl, filename, sizeof filename);
+
+ /* Create the file to work on */
+ if ((file=H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl))<0) TEST_ERROR;
+
+ /* Get a pointer to the internal file object */
+ if (NULL==(f=H5I_object(file))) {
+ H5Eprint_stack(H5E_DEFAULT, stdout);
+ goto error;
+ }
+
+ /*
+ * Create v2 B-tree
+ */
+ if (H5B2_create(f, H5P_DATASET_XFER_DEFAULT, H5B2_TEST, 512, 8, 100, 40, &bt2_addr/*out*/)<0) {
+ H5_FAILED();
+ H5Eprint_stack(H5E_DEFAULT, stdout);
+ goto error;
+ }
+
+ /*
+ * Test inserting many records into v2 B-tree
+ */
+ TESTING("B-tree insert: split 2 internals to 3 in level 2 B-tree (r->l)");
+
+ /* Insert enough records to force root to split into 2 internal nodes */
+ /* Also forces right-most internal node to split */
+ for(u=0; u<(INSERT_SPLIT_ROOT_NREC*21); u++) {
+ record=u+(INSERT_SPLIT_ROOT_NREC*8);
+ if (H5B2_insert(f, H5P_DATASET_XFER_DEFAULT, H5B2_TEST, bt2_addr, &record)<0) {
+ H5_FAILED();
+ H5Eprint_stack(H5E_DEFAULT, stdout);
+ goto error;
+ }
+ }
+
+ PASSED();
+
+ TESTING("B-tree insert: split 2 internals to 3 in level 2 B-tree (l->r)");
+
+ /* Force left-most internal node to split */
+ for(u=0; u<INSERT_SPLIT_ROOT_NREC*8; u++) {
+ record=u;
+ if (H5B2_insert(f, H5P_DATASET_XFER_DEFAULT, H5B2_TEST, bt2_addr, &record)<0) {
+ H5_FAILED();
+ H5Eprint_stack(H5E_DEFAULT, stdout);
+ goto error;
+ }
+ }
+
+ /* Iterate over B-tree to check records have been inserted correctly */
+ idx = 0;
+ if(H5B2_iterate(f, H5P_DATASET_XFER_DEFAULT, H5B2_TEST, bt2_addr, iter_cb, &idx)<0) {
+ H5_FAILED();
+ H5Eprint_stack(H5E_DEFAULT, stdout);
+ goto error;
+ }
+
+ /* Make certain that the index is correct */
+ if(idx != (INSERT_SPLIT_ROOT_NREC*29)) TEST_ERROR;
+
+ PASSED();
+
+ if (H5Fclose(file)<0) TEST_ERROR;
+
+ return 0;
+
+error:
+ H5E_BEGIN_TRY {
+ H5Fclose(file);
+ } H5E_END_TRY;
+ return 1;
+} /* test_insert_level2_2internal_split() */
+
+
+/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: Test the B-tree v2 code
@@ -1235,6 +1340,7 @@ main(void)
nerrors += test_insert_level2_leaf_redistrib(fapl);
nerrors += test_insert_level2_leaf_split(fapl);
nerrors += test_insert_level2_2internal_redistrib(fapl);
+ nerrors += test_insert_level2_2internal_split(fapl);
if (nerrors) goto error;
puts("All v2 B-tree tests passed.");