Add minimal test for the cert plugin

This assumes that the developer has the equivalent of a selfsign CA
installed. To do this, install IPA without a CA and copy
/etc/httpd/alias/*.db to ~/.ipa/alias and
/etc/httpd/alias/pwdfile.txt to ~/.ipa/alias/.pwd

tests/test_xmlrpc/test_cert.py

@@ -0,0 +1,104 @@
+# Authors:
+#   Rob Crittenden <rcritten@redhat.com>
+#
+# Copyright (C) 2009  Red Hat
+# see file 'COPYING' for use and warranty information
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; version 2 only
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+"""
+Test the `ipalib/plugins/cert.py` module against the selfsign plugin.
+"""
+
+import sys
+import shutil
+from xmlrpc_test import XMLRPC_test, assert_attr_equal
+from ipalib import api
+from ipalib import errors
+import tempfile
+from ipapython import ipautil
+
+
+class test_cert(XMLRPC_test):
+
+    def run_certutil(self, args, stdin=None):
+        new_args = ["/usr/bin/certutil", "-d", self.reqdir]
+        new_args = new_args + args
+        return ipautil.run(new_args, stdin)
+
+    def setUp(self):
+        super(test_cert, self).setUp()
+        self.reqdir = tempfile.mkdtemp(prefix = "tmp-")
+        self.reqfile = self.reqdir + "/test.csr"
+        self.pwname = self.reqdir + "/pwd"
+
+        # Create an empty password file
+        fp = open(self.pwname, "w")
+        fp.write("\n")
+        fp.close()
+
+        # Create our temporary NSS database
+        self.run_certutil(["-N", "-f", self.pwname])
+
+    def tearDown(self):
+        super(test_cert, self).tearDown()
+        shutil.rmtree(self.reqdir, ignore_errors=True)
+
+    def generateCSR(self, subject):
+        self.run_certutil(["-R", "-s", subject,
+                           "-o", self.reqfile,
+                           "-z", "/etc/group",
+                           "-f", self.pwname,
+                           "-a",
+                           ])
+        fp = open(self.reqfile, "r")
+        data = fp.read()
+        fp.close()
+        return data
+
+    """
+    Test the `cert` plugin.
+    """
+    host_fqdn = u'ipatestcert.%s' % api.env.domain
+    service_princ = u'test/%s@%s' % (host_fqdn, api.env.realm)
+
+    def test_1_cert_add(self):
+        """
+        Test the `xmlrpc.cert_request` method without --add.
+
+        This should fail because the service principal doesn't exist
+        """
+        # First create the host that will use this policy
+        (hostdn, res) = api.Command['host_add'](self.host_fqdn)
+
+        csr = unicode(self.generateCSR("CN=%s" % self.host_fqdn))
+        try:
+            (dn, res) = api.Command['cert_request'](csr, principal=self.service_princ)
+            api.Command['cert_request'](csr, principal=self.service_princ)
+            assert False
+        except errors.NotFound:
+            pass
+
+    def test_2_cert_add(self):
+        """
+        Test the `xmlrpc.cert_request` method with --add.
+        """
+        # Our host should exist from previous test
+
+        csr = unicode(self.generateCSR("CN=%s" % self.host_fqdn))
+        res = api.Command['cert_request'](csr, principal=self.service_princ, add=True)
+        assert res['subject'] == 'CN=ipatestcert.greyoak.com'
+
+        # Now clean things up
+        api.Command['host_del'](self.host_fqdn)
+#        api.Command['service_del'](self.service_princ)