Merge branch 'stable-2.6'
[ganeti-local] / test / docs_unittest.py
index 87aa26d..c437920 100755 (executable)
 
 import unittest
 import re
+import itertools
+import operator
 
 from ganeti import _autoconf
 from ganeti import utils
 from ganeti import cmdlib
 from ganeti import build
 from ganeti import compat
+from ganeti import mcpu
+from ganeti import opcodes
+from ganeti import constants
+from ganeti.rapi import baserlib
+from ganeti.rapi import rlib2
 from ganeti.rapi import connector
 
 import testutils
@@ -36,20 +43,60 @@ import testutils
 
 VALID_URI_RE = re.compile(r"^[-/a-z0-9]*$")
 
-
-class TestDocs(unittest.TestCase):
-  """Documentation tests"""
-
-  @staticmethod
-  def _ReadDocFile(filename):
-    return utils.ReadFile("%s/doc/%s" %
-                          (testutils.GetSourceDir(), filename))
-
-  def testHookDocs(self):
+RAPI_OPCODE_EXCLUDE = frozenset([
+  # Not yet implemented
+  opcodes.OpBackupQuery,
+  opcodes.OpBackupRemove,
+  opcodes.OpClusterConfigQuery,
+  opcodes.OpClusterRepairDiskSizes,
+  opcodes.OpClusterVerify,
+  opcodes.OpClusterVerifyDisks,
+  opcodes.OpInstanceChangeGroup,
+  opcodes.OpInstanceMove,
+  opcodes.OpNodeQueryvols,
+  opcodes.OpOobCommand,
+  opcodes.OpTagsSearch,
+  opcodes.OpClusterActivateMasterIp,
+  opcodes.OpClusterDeactivateMasterIp,
+
+  # Difficult if not impossible
+  opcodes.OpClusterDestroy,
+  opcodes.OpClusterPostInit,
+  opcodes.OpClusterRename,
+  opcodes.OpNodeAdd,
+  opcodes.OpNodeRemove,
+
+  # Helper opcodes (e.g. submitted by LUs)
+  opcodes.OpClusterVerifyConfig,
+  opcodes.OpClusterVerifyGroup,
+  opcodes.OpGroupEvacuate,
+  opcodes.OpGroupVerifyDisks,
+
+  # Test opcodes
+  opcodes.OpTestAllocator,
+  opcodes.OpTestDelay,
+  opcodes.OpTestDummy,
+  opcodes.OpTestJqueue,
+  ])
+
+
+def _ReadDocFile(filename):
+  return utils.ReadFile("%s/doc/%s" %
+                        (testutils.GetSourceDir(), filename))
+
+
+class TestHooksDocs(unittest.TestCase):
+  def test(self):
     """Check whether all hooks are documented.
 
     """
-    hooksdoc = self._ReadDocFile("hooks.rst")
+    hooksdoc = _ReadDocFile("hooks.rst")
+
+    # Reverse mapping from LU to opcode
+    lu2opcode = dict((lu, op)
+                     for (op, lu) in mcpu.Processor.DISPATCH_TABLE.items())
+    assert len(lu2opcode) == len(mcpu.Processor.DISPATCH_TABLE), \
+      "Found duplicate entries"
 
     for name in dir(cmdlib):
       obj = getattr(cmdlib, name)
@@ -57,21 +104,31 @@ class TestDocs(unittest.TestCase):
       if (isinstance(obj, type) and
           issubclass(obj, cmdlib.LogicalUnit) and
           hasattr(obj, "HPATH")):
-        self._CheckHook(name, obj, hooksdoc)
+        self._CheckHook(name, obj, hooksdoc, lu2opcode)
+
+  def _CheckHook(self, name, lucls, hooksdoc, lu2opcode):
+    opcls = lu2opcode.get(lucls, None)
 
-  def _CheckHook(self, name, lucls, hooksdoc):
     if lucls.HTYPE is None:
       return
 
     # TODO: Improve this test (e.g. find hooks documented but no longer
     # existing)
 
+    if opcls:
+      self.assertTrue(re.findall("^%s$" % re.escape(opcls.OP_ID),
+                                 hooksdoc, re.M),
+                      msg=("Missing hook documentation for %s" %
+                           (opcls.OP_ID)))
+
     pattern = r"^:directory:\s*%s\s*$" % re.escape(lucls.HPATH)
 
     self.assert_(re.findall(pattern, hooksdoc, re.M),
                  msg=("Missing documentation for hook %s/%s" %
                       (lucls.HTYPE, lucls.HPATH)))
 
+
+class TestRapiDocs(unittest.TestCase):
   def _CheckRapiResource(self, uri, fixup, handler):
     docline = "%s resource." % uri
     self.assertEqual(handler.__doc__.splitlines()[0].strip(), docline,
@@ -84,20 +141,26 @@ class TestDocs(unittest.TestCase):
 
     self.assertTrue(VALID_URI_RE.match(uri), msg="Invalid URI %r" % uri)
 
-  def testRapiDocs(self):
+  def test(self):
     """Check whether all RAPI resources are documented.
 
     """
-    rapidoc = self._ReadDocFile("rapi.rst")
+    rapidoc = _ReadDocFile("rapi.rst")
 
     node_name = re.escape("[node_name]")
     instance_name = re.escape("[instance_name]")
     group_name = re.escape("[group_name]")
     job_id = re.escape("[job_id]")
     disk_index = re.escape("[disk_index]")
+    query_res = re.escape("[resource]")
 
     resources = connector.GetHandlers(node_name, instance_name, group_name,
-                                      job_id, disk_index)
+                                      job_id, disk_index, query_res)
+
+    handler_dups = utils.FindDuplicates(resources.values())
+    self.assertFalse(handler_dups,
+                     msg=("Resource handlers used more than once: %r" %
+                          handler_dups))
 
     uri_check_fixup = {
       re.compile(node_name): "node1examplecom",
@@ -105,6 +168,7 @@ class TestDocs(unittest.TestCase):
       re.compile(group_name): "group4440",
       re.compile(job_id): "9409",
       re.compile(disk_index): "123",
+      re.compile(query_res): "lock",
       }
 
     assert compat.all(VALID_URI_RE.match(value)
@@ -123,6 +187,7 @@ class TestDocs(unittest.TestCase):
     prefix_exception = frozenset(["/", "/version", "/2"])
 
     undocumented = []
+    used_uris = []
 
     for key, handler in resources.iteritems():
       # Regex objects
@@ -137,6 +202,7 @@ class TestDocs(unittest.TestCase):
             uri = title[2:-2]
             if key.match(uri):
               self._CheckRapiResource(uri, uri_check_fixup, handler)
+              used_uris.append(uri)
               found = True
               break
 
@@ -150,6 +216,7 @@ class TestDocs(unittest.TestCase):
 
         if ("``%s``" % key) in titles:
           self._CheckRapiResource(key, {}, handler)
+          used_uris.append(key)
         else:
           undocumented.append(key)
 
@@ -157,6 +224,42 @@ class TestDocs(unittest.TestCase):
                 msg=("Missing RAPI resource documentation for %s" %
                      utils.CommaJoin(undocumented)))
 
+    uri_dups = utils.FindDuplicates(used_uris)
+    self.failIf(uri_dups,
+                msg=("URIs matched by more than one resource: %s" %
+                     utils.CommaJoin(uri_dups)))
+
+    self._FindRapiMissing(resources.values())
+    self._CheckTagHandlers(resources.values())
+
+  def _FindRapiMissing(self, handlers):
+    used = frozenset(itertools.chain(*map(baserlib.GetResourceOpcodes,
+                                          handlers)))
+
+    unexpected = used & RAPI_OPCODE_EXCLUDE
+    self.assertFalse(unexpected,
+      msg=("Found RAPI resources for excluded opcodes: %s" %
+           utils.CommaJoin(_GetOpIds(unexpected))))
+
+    missing = (frozenset(opcodes.OP_MAPPING.values()) - used -
+               RAPI_OPCODE_EXCLUDE)
+    self.assertFalse(missing,
+      msg=("Missing RAPI resources for opcodes: %s" %
+           utils.CommaJoin(_GetOpIds(missing))))
+
+  def _CheckTagHandlers(self, handlers):
+    tag_handlers = filter(lambda x: issubclass(x, rlib2._R_Tags), handlers)
+    self.assertEqual(frozenset(map(operator.attrgetter("TAG_LEVEL"),
+                                   tag_handlers)),
+                     constants.VALID_TAG_TYPES)
+
+
+def _GetOpIds(ops):
+  """Returns C{OP_ID} for all opcodes in passed sequence.
+
+  """
+  return sorted(opcls.OP_ID for opcls in ops)
+
 
 class TestManpages(unittest.TestCase):
   """Manpage tests"""