Add tests for parsing CSRs
diff --git a/tests/data_files/server5.req.sha1 b/tests/data_files/server5.req.sha1
new file mode 100644
index 0000000..1a14a15
--- /dev/null
+++ b/tests/data_files/server5.req.sha1
@@ -0,0 +1,8 @@
+-----BEGIN CERTIFICATE REQUEST-----
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+b88ghuTyS7DCAiEA+CnVzNN0I2kpnmKUOUcXxLcjoPaLROgxtubDvKv5ckM=
+-----END CERTIFICATE REQUEST-----