[dpdk-dev] [PATCH v3 1/2] test: fix CRC hash function autotest

[Didier Pallard <didier.pallard@6wind.com>]

Add some small key lengthes (below 4 bytes), and fix odd key lengthes
expected returned values for CRC computation to match real CRC values.

Signed-off-by: Didier Pallard <didier.pallard@6wind.com>
---
 app/test/test_hash_functions.c | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/app/test/test_hash_functions.c b/app/test/test_hash_functions.c
index 3ad6d80..f767a48 100644
--- a/app/test/test_hash_functions.c
+++ b/app/test/test_hash_functions.c
@@ -54,26 +54,30 @@
  * e.g.: key size = 4, key = 0x03020100
  *       key size = 8, key = 0x0706050403020100
  */
-static uint32_t hash_values_jhash[2][10] = {{
+static uint32_t hash_values_jhash[2][12] = {{
+	0x8ba9414b, 0xdf0d39c9,
 	0xe4cf1d42, 0xd4ccb93c, 0x5e84eafc, 0x21362cfe,
 	0x2f4775ab, 0x9ff036cc, 0xeca51474, 0xbc9d6816,
 	0x12926a31, 0x1c9fa888
 },
 {
+	0x5c62c303, 0x1b8cf784,
 	0x8270ac65, 0x05fa6668, 0x762df861, 0xda088f2f,
 	0x59614cd4, 0x7a94f690, 0xdc1e4993, 0x30825494,
 	0x91d0e462, 0x768087fc
 }
 };
-static uint32_t hash_values_crc[2][10] = {{
+static uint32_t hash_values_crc[2][12] = {{
+	0x00000000, 0xf26b8303,
 	0x91545164, 0x06040eb1, 0x9bb99201, 0xcc4c4fe4,
-	0x14a90993, 0xf8a5dd8c, 0xc62beb31, 0x32bf340e,
-	0x72f9d22b, 0x4a11475e
+	0x14a90993, 0xf8a5dd8c, 0xcaa1ad0b, 0x7ac1e03e,
+	0x43f44466, 0x4a11475e
 },
 {
+	0xbdfd3980, 0x70204542,
 	0x98cd4c70, 0xd52c702f, 0x41fc0e1c, 0x3905f65c,
-	0x94bff47f, 0x1bab102d, 0xd2911ed7, 0xe8faa813,
-	0x6bea184b, 0x53028d3e
+	0x94bff47f, 0x1bab102d, 0xf4a2c645, 0xbf441539,
+	0x789c104f, 0x53028d3e
 }
 };
 
@@ -89,6 +93,7 @@ static uint32_t hash_values_crc[2][10] = {{
 static rte_hash_function hashtest_funcs[] = {rte_jhash, rte_hash_crc};
 static uint32_t hashtest_initvals[] = {0, 0xdeadbeef};
 static uint32_t hashtest_key_lens[] = {
+	1, 2,                 /* Unusual key sizes */
 	4, 8, 16, 32, 48, 64, /* standard key sizes */
 	9,                    /* IPv4 SRC + DST + protocol, unpadded */
 	13,                   /* IPv4 5-tuple, unpadded */
-- 
2.1.4