SEBA-282 xosgenx filtering by app or model;
provide a default argument class for XOSProcessor;
remove tabs;
rename unit tests missed by nose2

Change-Id: I07b782982b6733f8828b8a5a72807326f430b1a5
diff --git a/lib/xos-genx/xos-genx-tests/test_parse.py b/lib/xos-genx/xos-genx-tests/test_parse.py
new file mode 100644
index 0000000..d7edcb7
--- /dev/null
+++ b/lib/xos-genx/xos-genx-tests/test_parse.py
@@ -0,0 +1,126 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+import unittest
+from xosgenx.generator import XOSProcessor, XOSProcessorArgs
+from helpers import XProtoTestHelpers
+
+class XProtoParseTests(unittest.TestCase):
+    def test_global_options(self):
+
+        xtarget = XProtoTestHelpers.write_tmp_target("{{ options }}")
+
+        xproto = \
+"""
+    option kind = "vsg";
+    option verbose_name = "vSG Service";
+"""
+        args = XOSProcessorArgs()
+        args.inputs = xproto
+        args.target = xtarget
+        output = XOSProcessor.process(args)
+        self.assertIn("vsg", output)
+        self.assertIn("vSG Service", output)
+
+    def test_basic_proto(self):
+        xtarget = XProtoTestHelpers.write_tmp_target("{{ proto }}")
+
+        xproto = \
+"""
+message Person {
+  required string name = 1;
+  required int32 id = 2;  // Unique ID number for this person.
+  optional string email = 3 [symphony = "da da da dum"];
+
+  enum PhoneType {
+    MOBILE = 0;
+    HOME = 1;
+    WORK = 2;
+  }
+
+  required  string number = 1;
+  optional PhoneType type = 2;
+
+  repeated PhoneNumber phones = 4;
+}
+"""
+        args = XOSProcessorArgs()
+        args.inputs = xproto
+        args.target = xtarget
+        output = XOSProcessor.process(args)
+        self.assertIn("PhoneNumber", output)
+
+    def test_link_extensions(self):
+
+        xtarget = XProtoTestHelpers.write_tmp_target("{{ proto.messages.0.links }}")
+        xproto = \
+"""
+message links {
+    required manytoone vrouter_service->VRouterService:device_ports = 4 [db_index = True, null = False, blank = False];
+}
+"""
+        args = XOSProcessorArgs()
+        args.inputs = xproto
+        args.target = xtarget
+        output = XOSProcessor.process(args)
+        self.assertIn("VRouterService", output)
+
+    def test_through_extensions(self):
+        xtarget = XProtoTestHelpers.write_tmp_target("{{ proto.messages.0.links.0.through }}")
+        xproto = \
+"""
+message links {
+    required manytomany vrouter_service->VRouterService/ServiceProxy:device_ports = 4 [db_index = True, null = False, blank = False];
+}
+"""
+        args = XOSProcessorArgs()
+        args.inputs = xproto
+        args.target = xtarget
+        output = XOSProcessor.process(args)
+        self.assertIn("ServiceProxy", output)
+
+    def test_message_options(self):
+        xtarget = XProtoTestHelpers.write_tmp_target("{{ proto.messages.0.options.type }}")
+        xproto = \
+"""
+message link {
+    option type = "e1000";
+}
+"""
+        args = XOSProcessorArgs()
+        args.inputs = xproto
+        args.target = xtarget
+        output = XOSProcessor.process(args)
+        self.assertIn("e1000", output)
+
+    def test_message_base(self):
+        xtarget = XProtoTestHelpers.write_tmp_target("{{ proto.messages.0.bases }}")
+        xproto = \
+"""
+message base(Base) {
+}
+"""
+
+        args = XOSProcessorArgs()
+        args.inputs = xproto
+        args.target = xtarget
+        output = XOSProcessor.process(args)
+        self.assertIn("Base", output)
+
+if __name__ == '__main__':
+    unittest.main()
+
+