Adhere to PR suggestion

Author: Andras Fekete

test/include.am

@@ -10,7 +10,7 @@ noinst_PROGRAMS += test/unit.test
 DISTCLEANFILES += test/.libs/unit.test
 
 # Override the 'certs' directory with the toplevel source directory for 'make distcheck' to work
-test_unit_test_CPPFLAGS  = -DCERTS_DIR='"$(abs_top_srcdir)/certs/"'
+test_unit_test_CPPFLAGS  = -DCERTS_DIR='"$(abs_top_srcdir)/certs"'
 test_unit_test_SOURCES = \
 	test/test_aestag.c \
 	test/test_cipher.c \

test/test_ecc.c

@@ -1411,7 +1411,7 @@ int test_ec_load_key(void* data)
     params[0] = OSSL_PARAM_construct_end();
 
     PRINT_MSG("Open ECC private key");
-    ctx = OSSL_STORE_open_ex(CERTS_DIR "ecc-key.pem", wpLibCtx, NULL, NULL, NULL,
+    ctx = OSSL_STORE_open_ex(CERTS_DIR "/ecc-key.pem", wpLibCtx, NULL, NULL, NULL,
         params, NULL, NULL);
     err = ctx == NULL;
     if (err == 0) {
@@ -1446,7 +1446,7 @@ int test_ec_load_cert(void* data)
     params[0] = OSSL_PARAM_construct_end();
 
     PRINT_MSG("Open certificate with ECC public key");
-    ctx = OSSL_STORE_open_ex(CERTS_DIR "server-ecc.pem", wpLibCtx, NULL, NULL,
+    ctx = OSSL_STORE_open_ex(CERTS_DIR "/server-ecc.pem", wpLibCtx, NULL, NULL,
         NULL, params, NULL, NULL);
     err = ctx == NULL;
     if (err == 0) {

test/test_rsa.c

@@ -749,7 +749,7 @@ int test_rsa_load_key(void* data)
     params[0] = OSSL_PARAM_construct_end();
 
     PRINT_MSG("Open RSA private key");
-    ctx = OSSL_STORE_open_ex(CERTS_DIR "server-key.pem", wpLibCtx, NULL, NULL,
+    ctx = OSSL_STORE_open_ex(CERTS_DIR "/server-key.pem", wpLibCtx, NULL, NULL,
         NULL, params, NULL, NULL);
     err = ctx == NULL;
     if (err == 0) {
@@ -784,7 +784,7 @@ int test_rsa_load_cert(void* data)
     params[0] = OSSL_PARAM_construct_end();
 
     PRINT_MSG("Open certificate with RSA public key");
-    ctx = OSSL_STORE_open_ex(CERTS_DIR "server-cert.pem", wpLibCtx, NULL, NULL,
+    ctx = OSSL_STORE_open_ex(CERTS_DIR "/server-cert.pem", wpLibCtx, NULL, NULL,
         NULL, params, NULL, NULL);
     err = ctx == NULL;
     if (err == 0) {

test/unit.h

@@ -63,7 +63,7 @@ void print_buffer(const char *desc, const unsigned char *buffer, size_t len);
 #endif
 
 #ifndef CERTS_DIR
-#define CERTS_DIR "./certs/"
+#define CERTS_DIR "./certs"
 #endif
 
 typedef int (*TEST_FUNC)(void *data);