Add toggles for modules to symbols file

symbols.example.yaml

@@ -0,0 +1,9 @@
+---
+
+bigip_netloc: "localhost"
+bigip_port: 10445
+bigip_username: "admin"
+bigip_password: "admin"
+modules:
+    gtm: false
+    ltm: true

test/functional/tm/gtm/test_datacenter.py

@@ -17,8 +17,16 @@
 
 from f5.bigip.resource import MissingRequiredCreationParameter
 from f5.bigip.tm.gtm.datacenter import Datacenter
+from pytest import symbols
 from requests.exceptions import HTTPError
 
+pytestmark = pytest.mark.skipif(
+    symbols
+    and hasattr(symbols, 'modules')
+    and not symbols.modules['gtm'],
+    reason='The modules symbol for GTM is set to False.'
+)
+
 
 def delete_dc(mgmt_root, name, partition):
     try:
@@ -73,7 +81,7 @@ def test_create_optional_args(self, request, mgmt_root):
             contact="admin@root.local",
             description="A datacenter is fine too",
             location="Between the earth and the moon")
-        assert False == dc1.enabled
+        assert dc1.enabled is False
         assert "admin@root.local" == dc1.contact
         assert "A datacenter is fine too" == dc1.description
         assert "Between the earth and the moon" == dc1.location
@@ -93,15 +101,15 @@ def test_refresh(self, request, mgmt_root):
             name='dc1', partition='Common')
         d2 = mgmt_root.tm.gtm.datacenters.datacenter.load(
             name='dc1', partition='Common')
-        assert True == d1.enabled
-        assert True == d2.enabled
+        assert d1.enabled is True
+        assert d2.enabled is True
 
         d2.update(enabled=False)
-        assert False == d2.enabled
-        assert True == d1.enabled
+        assert d2.enabled is False
+        assert d1.enabled is True
 
         d1.refresh()
-        assert False == d1.enabled
+        assert d1.enabled is False
 
 
 class TestLoad(object):
@@ -115,27 +123,27 @@ def test_load(self, request, mgmt_root):
         setup_basic_test(request, mgmt_root, 'dc1', 'Common')
         dc1 = mgmt_root.tm.gtm.datacenters.datacenter.load(
             name='dc1', partition='Common')
-        assert True == dc1.enabled
+        assert dc1.enabled is True
         dc1.update(enabled=False)
         dc2 = mgmt_root.tm.gtm.datacenters.datacenter.load(
             name='dc1', partition='Common')
-        assert False == dc1.enabled
-        assert False == dc2.enabled
+        assert dc1.enabled is False
+        assert dc2.enabled is False
 
 
 class TestUpdate(object):
     def test_update(self, request, mgmt_root):
         dc1 = setup_basic_test(request, mgmt_root, 'dc1', 'Common')
-        assert True == dc1.enabled
-        assert False == dc1.disabled
+        assert dc1.enabled is True
+        assert dc1.disabled is False
         dc1.update(enabled=False)
-        assert False == dc1.enabled
-        assert True == dc1.disabled
+        assert dc1.enabled is False
+        assert dc1.disabled is True
 
     def test_update_samevalue(self, request, mgmt_root):
         dc1 = setup_basic_test(request, mgmt_root, 'dc1', 'Common')
         dc1.update(enabled=True)
-        assert False != dc1.enabled
+        assert dc1.enabled is True
 
 
 class TestDelete(object):

test/functional/tm/gtm/test_rule.py

@@ -17,8 +17,16 @@
 
 from f5.bigip.resource import MissingRequiredCreationParameter
 from f5.bigip.tm.gtm.rule import Rule
+from pytest import symbols
 from requests.exceptions import HTTPError
 
+pytestmark = pytest.mark.skipif(
+    symbols
+    and hasattr(symbols, 'modules')
+    and not symbols.modules['gtm'],
+    reason='The modules symbol for GTM is set to False.'
+)
+
 
 RULE = '''when LB_SELECTED {
    set wipHost [LB::server addr]