Apply a naming rule of GET to compute clients(n*)

[GET /resources] methods should be "list_<resource name>s"
or "show_<resource name>", so this patch applies the rule
to compute clients which name is "networks".

In addition, this patch moves "name" filter of list_networks
to caller side because this filter is used at one place.

Partially implements blueprint consistent-service-method-names

Change-Id: Ic2f7b8a2724035f0b2cd9def13cd7f7fc1e9924d
diff --git a/tempest/api/compute/admin/test_networks.py b/tempest/api/compute/admin/test_networks.py
index 477dc61..981a5c9 100644
--- a/tempest/api/compute/admin/test_networks.py
+++ b/tempest/api/compute/admin/test_networks.py
@@ -47,7 +47,7 @@
         else:
             configured_network = networks
         configured_network = configured_network[0]
-        network = self.client.get_network(configured_network['id'])
+        network = self.client.show_network(configured_network['id'])
         self.assertEqual(configured_network['label'], network['label'])
 
     @test.idempotent_id('df3d1046-6fa5-4b2c-ad0c-cfa46a351cb9')
diff --git a/tempest/common/fixed_network.py b/tempest/common/fixed_network.py
index 18386ce..de44c4d 100644
--- a/tempest/common/fixed_network.py
+++ b/tempest/common/fixed_network.py
@@ -40,7 +40,8 @@
     if not name:
         raise exceptions.InvalidConfiguration()
 
-    networks = compute_networks_client.list_networks(name=name)
+    networks = compute_networks_client.list_networks()
+    networks = [n for n in networks if n['label'] == name]
 
     # Check that a network exists, else raise an InvalidConfigurationException
     if len(networks) == 1:
diff --git a/tempest/services/compute/json/networks_client.py b/tempest/services/compute/json/networks_client.py
index 0ae0920..e641787 100644
--- a/tempest/services/compute/json/networks_client.py
+++ b/tempest/services/compute/json/networks_client.py
@@ -20,17 +20,13 @@
 
 class NetworksClientJSON(service_client.ServiceClient):
 
-    def list_networks(self, name=None):
+    def list_networks(self):
         resp, body = self.get("os-networks")
         body = json.loads(body)
         self.expected_success(200, resp.status)
-        if name:
-            networks = [n for n in body['networks'] if n['label'] == name]
-        else:
-            networks = body['networks']
-        return service_client.ResponseBodyList(resp, networks)
+        return service_client.ResponseBodyList(resp, body['networks'])
 
-    def get_network(self, network_id):
+    def show_network(self, network_id):
         resp, body = self.get("os-networks/%s" % str(network_id))
         body = json.loads(body)
         self.expected_success(200, resp.status)
diff --git a/tempest/tests/common/test_accounts.py b/tempest/tests/common/test_accounts.py
index 596e811..e713969 100644
--- a/tempest/tests/common/test_accounts.py
+++ b/tempest/tests/common/test_accounts.py
@@ -299,7 +299,8 @@
         test_accounts_class = accounts.Accounts('v2', 'test_name')
         with mock.patch('tempest.services.compute.json.networks_client.'
                         'NetworksClientJSON.list_networks',
-                        return_value=[{'name': 'network-2', 'id': 'fake-id'}]):
+                        return_value=[{'name': 'network-2', 'id': 'fake-id',
+                                       'label': 'network-2'}]):
             creds = test_accounts_class.get_creds_by_roles(['role-7'])
         self.assertTrue(isinstance(creds, cred_provider.TestResources))
         network = creds.network