Refactor tests

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>

tests/scripts/pkcs11.sh

@@ -1,13 +1,23 @@
 #!/bin/bash
 
-echo -n "Test initialization..."
+source ./tests/scripts/func.sh
+echo "==== Test initialization ===="
 ./tests/scripts/initialize.sh
-test $? -eq 0 && echo -e '\tok' || (echo -e '\tfail' && exit 1)
+test $? -eq 0 || {
+    echo -e "\t${FAIL}"
+    exit 1
+}
 
-echo -n "Test keygen..."
+echo "==== Test keygen ===="
 ./tests/scripts/keygen.sh
-test $? -eq 0 && echo -e '\tok' || (echo -e '\tfail' && exit 1)
+test $? -eq 0 || {
+    echo -e "\t${FAIL}"
+    exit 1
+}
 
-echo -n "Test sign and verify..."
+echo "==== Test sign and verify ===="
 ./tests/scripts/sign_and_verify.sh
-test $? -eq 0 && echo -e '\tok' || (echo -e '\tfail' && exit 1)
+test $? -eq 0 || {
+    echo -e "\t${FAIL}"
+    exit 1
+}