crypto: fix initialization of crypto in tests

The test-io-channel-tls test was missing a call to qcrypto_init
and test-crypto-hash was initializing it multiple times,

Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>

tests/test-crypto-hash.c

@@ -89,8 +89,6 @@ static void test_hash_alloc(void)
 {
     size_t i;
 
-    g_assert(qcrypto_init(NULL) == 0);
-
     for (i = 0; i < G_N_ELEMENTS(expected_outputs) ; i++) {
         uint8_t *result = NULL;
         size_t resultlen = 0;
@@ -123,8 +121,6 @@ static void test_hash_prealloc(void)
 {
     size_t i;
 
-    g_assert(qcrypto_init(NULL) == 0);
-
     for (i = 0; i < G_N_ELEMENTS(expected_outputs) ; i++) {
         uint8_t *result;
         size_t resultlen;
@@ -161,8 +157,6 @@ static void test_hash_iov(void)
 {
     size_t i;
 
-    g_assert(qcrypto_init(NULL) == 0);
-
     for (i = 0; i < G_N_ELEMENTS(expected_outputs) ; i++) {
         struct iovec iov[3] = {
             { .iov_base = (char *)INPUT_TEXT1, .iov_len = strlen(INPUT_TEXT1) },
@@ -199,8 +193,6 @@ static void test_hash_digest(void)
 {
     size_t i;
 
-    g_assert(qcrypto_init(NULL) == 0);
-
     for (i = 0; i < G_N_ELEMENTS(expected_outputs) ; i++) {
         int ret;
         char *digest;
@@ -230,8 +222,6 @@ static void test_hash_base64(void)
 {
     size_t i;
 
-    g_assert(qcrypto_init(NULL) == 0);
-
     for (i = 0; i < G_N_ELEMENTS(expected_outputs) ; i++) {
         int ret;
         char *digest;
@@ -253,6 +243,8 @@ static void test_hash_base64(void)
 
 int main(int argc, char **argv)
 {
+    g_assert(qcrypto_init(NULL) == 0);
+
     g_test_init(&argc, &argv, NULL);
     g_test_add_func("/crypto/hash/iov", test_hash_iov);
     g_test_add_func("/crypto/hash/alloc", test_hash_alloc);

tests/test-io-channel-tls.c

@@ -27,6 +27,7 @@
 #include "io/channel-tls.h"
 #include "io/channel-socket.h"
 #include "io-channel-helpers.h"
+#include "crypto/init.h"
 #include "crypto/tlscredsx509.h"
 #include "qemu/acl.h"
 #include "qom/object_interfaces.h"
@@ -265,6 +266,8 @@ int main(int argc, char **argv)
 {
     int ret;
 
+    g_assert(qcrypto_init(NULL) == 0);
+
     module_call_init(MODULE_INIT_QOM);
     g_test_init(&argc, &argv, NULL);
     setenv("GNUTLS_FORCE_FIPS_MODE", "2", 1);