Revert "Remove unused test data files"
This reverts commit ef24980e667debd0cb8f1f26218c452bacbbe084.
diff --git a/tests/data_files/test-int-ca2.key b/tests/data_files/test-int-ca2.key
new file mode 100644
index 0000000..9df5b7a
--- /dev/null
+++ b/tests/data_files/test-int-ca2.key
@@ -0,0 +1,6 @@
+-----BEGIN EC PRIVATE KEY-----
+MIGkAgEBBDAtxOHUV4be1MdH1frBHzxITCyUSxrVjJN8QTvTVk558ka0a3zhd4Pb
+ekWt7wBPXQegBwYFK4EEACKhZANiAATw6KHd9flIt43V2YWdxCVYzD35jqxduWGW
+tcHGFfGPB3CkIcQ2f5+hRV2uphVhrtK6/dBV47qcnX0fdA2LFbyKTU/6HGxtqrxu
+1rvy8DIeYLgSZdAuDXDujFv1DzapfVg=
+-----END EC PRIVATE KEY-----