[dpdk-dev,1/2] test/bitmap: add additional tests
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Commit Message
From: "Charles (Chas) Williams" <chas3@att.com>
Add addtional units tests for the rte_bitmap_scan() routine. Test that
we are gettting the bits returned that we expect.
Signed-off-by: Chas Williams <chas3@att.com>
---
test/test/test_bitmap.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 68 insertions(+)
@@ -74,6 +74,71 @@ test_bitmap_scan_operations(struct rte_bitmap *bmp)
}
static int
+test_bitmap_scan_operations2(struct rte_bitmap *bmp)
+{
+ uint32_t pos = 0;
+ uint64_t out_slab = 0;
+ uint32_t pattern[] = { 10, 11, 100, 101, 500, 501 };
+ uint32_t pattern2[] = { 11, 101, 501 };
+ uint32_t i;
+
+ rte_bitmap_reset(bmp);
+
+ /* Setup the initial bitmap. */
+ for (i = 0; i < sizeof(pattern)/sizeof(uint32_t); i++)
+ rte_bitmap_set(bmp, pattern[i]);
+
+ /* Iterate. */
+ for (i = 0; i < sizeof(pattern)/sizeof(uint32_t); i++) {
+ if (!rte_bitmap_scan(bmp, &pos, &out_slab) ||
+ pos != pattern[i]) {
+ printf("Failed to get pos %d from bitmap.\n",
+ pattern[i]);
+ return TEST_FAILED;
+ }
+ }
+
+ /* Check wrap around. */
+ if (!rte_bitmap_scan(bmp, &pos, &out_slab) || pos != pattern[0]) {
+ printf("Failed to get pos %d from bitmap.\n", pattern[0]);
+ return TEST_FAILED;
+ }
+
+ /* Delete half the entries in the slabs. */
+ rte_bitmap_clear(bmp, 10);
+ rte_bitmap_clear(bmp, 100);
+ rte_bitmap_clear(bmp, 500);
+
+ /* Iterate. */
+ for (i = 0; i < sizeof(pattern2)/sizeof(uint32_t); i++) {
+ if (!rte_bitmap_scan(bmp, &pos, &out_slab) ||
+ pos != pattern2[i]) {
+ printf("Failed to get pos %d from bitmap.\n",
+ pattern2[i]);
+ return TEST_FAILED;
+ }
+ }
+
+ /* Check wrap around. */
+ if (!rte_bitmap_scan(bmp, &pos, &out_slab) || pos != pattern2[0]) {
+ printf("Failed to get pos %d from bitmap.\n", pattern2[0]);
+ return TEST_FAILED;
+ }
+
+ rte_bitmap_clear(bmp, 11);
+ rte_bitmap_clear(bmp, 101);
+ rte_bitmap_clear(bmp, 501);
+
+ /* Ensure bitmap it empty. */
+ if (rte_bitmap_scan(bmp, &pos, &out_slab)) {
+ printf("Found pos %d in empty bitmap.\n", pos);
+ return TEST_FAILED;
+ }
+
+ return TEST_SUCCESS;
+}
+
+static int
test_bitmap_slab_set_get(struct rte_bitmap *bmp)
{
uint32_t pos = 0;
@@ -158,6 +223,9 @@ test_bitmap(void)
if (test_bitmap_scan_operations(bmp) < 0)
return TEST_FAILED;
+ if (test_bitmap_scan_operations2(bmp) < 0)
+ return TEST_FAILED;
+
return TEST_SUCCESS;
}