add pagination and chnage related unit tests

tests/integration/test_integration_accounts.py

@@ -1,9 +1,9 @@
 from tests.integration import asserts
 
 
-def test_accounts_list(api):
-    services = api.accounts.list()
-    assert len(services) >= 1
+def test_accounts_list(api, account):
+    accounts = api.accounts.list()
+    assert len(accounts) >= 1
 
 
 def test_account_can_be_created(api, account, account_params):
@@ -22,3 +22,6 @@ def test_account_can_be_read_by_name(api, account, account_params):
     read = api.accounts[account_name]
     asserts.assert_resource(read)
     asserts.assert_resource_params(read, account_params)
+
+def test_users_list(api, account):
+    assert len(account.users.list()) >= 1

tests/integration/test_integration_application.py

@@ -16,7 +16,7 @@ def test_application_can_be_created(application, application_params):
     asserts.assert_resource_params(application, application_params)
 
 
-def test_application_list(account):
+def test_application_list(account, application):
     applications = account.applications.list()
     assert len(applications) > 0
 

tests/integration/test_integration_backend_mapping_rules.py

@@ -4,8 +4,8 @@
 
 
 def test_should_list_mapping_rules(backend, backend_mapping_rule):
-    resource = backend.mapping_rules.list()
-    assert resource
+    resources = backend.mapping_rules.list()
+    assert len(resources) >= 1
 
 def test_should_create_mapping_rule(backend_mapping_rule, backend_mapping_rule_params):
     asserts.assert_resource(backend_mapping_rule)

tests/integration/test_integration_backend_metrics.py

@@ -45,9 +45,9 @@ def test_should_delete_metric(backend, backend_updated_metric_params):
     assert not resource.exists()
 
 
-def test_should_list_metrics(backend):
+def test_should_list_metrics(backend, backend_metric):
     resources = backend.metrics.list()
-    assert len(resources) > 1
+    assert len(resources) >= 1
 
 def test_should_apicast_return_403_when_metric_is_disabled(
         service, backend_metric_params, create_backend_mapping_rule,

tests/integration/test_integration_backends.py

@@ -9,7 +9,7 @@ def test_3scale_url_is_set(api, url, token):
     assert api.url is not None
 
 
-def test_backends_list(api):
+def test_backends_list(api, backend):
     backends = api.backends.list()
     assert len(backends) >= 1
 

tests/integration/test_integration_methods.py

@@ -4,6 +4,8 @@
 
 from tests.integration import asserts
 
+def test_list_methods(metric, method):
+    assert len(metric.methods.list()) >= 1
 
 def test_should_create_method(method, method_params):
     asserts.assert_resource(method)

tests/integration/test_integration_metrics.py

@@ -5,6 +5,8 @@
 
 from tests.integration import asserts
 
+def test_list_metrics(service, metric):
+    assert len(service.metrics.list()) >= 1
 
 def test_should_create_metric(metric, metric_params):
     asserts.assert_resource(metric)

tests/integration/test_integration_services.py

@@ -9,7 +9,7 @@ def test_3scale_url_is_set(api, url, token):
     assert api.url is not None
 
 
-def test_services_list(api):
+def test_services_list(api, service):
     services = api.services.list()
     assert len(services) >= 1
 
@@ -107,6 +107,9 @@ def test_service_mapping_rules(service):
     map_rules = service.mapping_rules.list()
     assert len(map_rules) >= 1
 
+def test_service_backend_usages_list(service, backend_usage):
+    back_usages = service.backend_usages.list()
+    assert len(back_usages) >= 1
 
 def test_service_backend_usages_backend(backend_usage, backend):
     assert backend_usage.backend.entity_id == backend.entity_id

threescale_api/defaults.py

@@ -386,6 +386,51 @@ def _invalidate(self):
         self._entity = None
 
 
+class DefaultPaginationClient(DefaultClient):
+    """ Client to handle API endpoints with pagination.
+    List of endpoints supporting pagination with per_page size:
+        - accounts 500
+        limits per app plan 50 - not implemented in client
+        application list for all services 500 - not implemented in client
+        - backend mapping rules 500
+        - backend method list 500
+        - backend metric 500
+        - backend 500
+        - service 500
+        invoice list by account 20 - not implemented by standard "list" method
+        - invoice list 20
+        - all cms 100
+    """
+    def __init__(self, *args, per_page=500, **kwargs):
+        self.per_page = per_page
+        super().__init__(*args, **kwargs)
+
+    def _list(self, **kwargs):
+        """ List all objects via paginated API endpoint """
+        kwargs = kwargs.copy()
+        kwargs.setdefault("params", {})
+        if "page" in kwargs["params"] or self.per_page is None:
+            return super()._list(**kwargs)
+        pagenum = 1
+
+        kwargs["params"]["page"] = pagenum
+        kwargs["params"]["per_page"] = self.per_page
+
+        page = super()._list(**kwargs)
+        ret_list = page
+
+        while len(page):
+            pagenum += 1
+            kwargs["params"]["page"] = pagenum
+            page = super()._list(**kwargs)
+            ret_list += page
+
+        return ret_list
+
+    def __iter__(self):
+        return self._list()
+
+
 class DefaultPlanClient(DefaultClient):
     def set_default(self, entity_id: int, **kwargs) -> 'DefaultPlanResource':
         """Sets default plan for the entity
@@ -429,7 +474,7 @@ def is_default(self) -> bool:
         return self['default'] is True
 
 
-class DefaultStateClient(DefaultClient):
+class DefaultStateClient(DefaultPaginationClient):
     def set_state(self, entity_id, state: str, **kwargs):
         """Sets the state for the resource
         Args: