Add test for x509parse_public_keyfile_ec
diff --git a/tests/data_files/ec_pub.pem b/tests/data_files/ec_pub.pem
new file mode 100644
index 0000000..dbbc2e6
--- /dev/null
+++ b/tests/data_files/ec_pub.pem
@@ -0,0 +1,4 @@
+-----BEGIN PUBLIC KEY-----
+ME4wEAYHKoZIzj0CAQYFK4EEACEDOgAEb3GKqedAJ2/1CRdhjIRhQO+4erL49GlI
+QrBg7frKWrc6ZrnjgXgdHt68Tux/2IyRuff+lvGn32s=
+-----END PUBLIC KEY-----