tests: remove skip_archive_policies_creation

This is not a problem for gnocchi.gendoc anymore, we trying to create
existing archive policies. This also shows the default existing archive
policies in the doc.

Change-Id: I462fff88a060f88d0353a902996624ab2884ebed

doc/source/rest.yaml

@@ -4,7 +4,7 @@
     Content-Type: application/json
 
     {
-      "name": "low",
+      "name": "short",
       "back_window": 0,
       "definition": [
         {
@@ -24,7 +24,7 @@
     Content-Type: application/json
 
     {
-      "name": "low-without-max",
+      "name": "short-without-max",
       "aggregation_methods": ["-max", "-min"],
       "back_window": 0,
       "definition": [
@@ -69,7 +69,7 @@
     Content-Type: application/json
 
     {
-      "name": "medium",
+      "name": "some-archive-policy",
       "back_window": 0,
       "definition": [
         {
@@ -92,7 +92,7 @@
     Content-Type: application/json
 
     {
-      "archive_policy_name": "low"
+      "archive_policy_name": "high"
     }
 
 - name: create-metric-2

gnocchi/gendoc.py

@@ -31,7 +31,6 @@ _RUN = False
 
 def _setup_test_app():
     t = test_rest.RestTest()
-    t.skip_archive_policies_creation = True
     t.auth = True
     t.setUp()
     return t.app

gnocchi/tests/base.py

@@ -403,14 +403,12 @@ class TestCase(base.BaseTestCase):
 
         self.archive_policies = self.ARCHIVE_POLICIES.copy()
         self.archive_policies.update(archive_policy.DEFAULT_ARCHIVE_POLICIES)
-        # Used in gnocchi.gendoc
-        if not getattr(self, "skip_archive_policies_creation", False):
-            for name, ap in six.iteritems(self.archive_policies):
-                # Create basic archive policies
-                try:
-                    self.index.create_archive_policy(ap)
-                except indexer.ArchivePolicyAlreadyExists:
-                    pass
+        for name, ap in six.iteritems(self.archive_policies):
+            # Create basic archive policies
+            try:
+                self.index.create_archive_policy(ap)
+            except indexer.ArchivePolicyAlreadyExists:
+                pass
 
         if swexc:
             self.useFixture(mockpatch.Patch(