LogicalInterconnectGroupFactsModule for HPE OneView (#28847)

* Added support to retrieving LIG resources in HPE OneView

* Fixing copyright header according to review

* Swapping out config for full credentials in parameter for documentation

test/units/modules/remote_management/oneview/test_oneview_logical_interconnect_group_facts.py

@@ -0,0 +1,58 @@
+# Copyright (c) 2016-2017 Hewlett Packard Enterprise Development LP
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+from ansible.compat.tests import unittest
+from oneview_module_loader import OneViewModuleBase
+from ansible.modules.remote_management.oneview.oneview_logical_interconnect_group_facts import LogicalInterconnectGroupFactsModule
+from hpe_test_utils import FactsParamsTestCase
+
+
+ERROR_MSG = 'Fake message error'
+
+PARAMS_GET_ALL = dict(
+    config='config.json',
+    name=None
+)
+
+PARAMS_GET_BY_NAME = dict(
+    config='config.json',
+    name="Test Logical Interconnect Group"
+)
+
+PRESENT_LIGS = [{
+    "name": "Test Logical Interconnect Group",
+    "uri": "/rest/logical-interconnect-groups/ebb4ada8-08df-400e-8fac-9ff987ac5140"
+}]
+
+
+class LogicalInterconnectGroupFactsSpec(unittest.TestCase, FactsParamsTestCase):
+    def setUp(self):
+        self.configure_mocks(self, LogicalInterconnectGroupFactsModule)
+        self.logical_interconnect_groups = self.mock_ov_client.logical_interconnect_groups
+        FactsParamsTestCase.configure_client_mock(self, self.logical_interconnect_groups)
+
+    def test_should_get_all_ligs(self):
+        self.logical_interconnect_groups.get_all.return_value = PRESENT_LIGS
+        self.mock_ansible_module.params = PARAMS_GET_ALL
+
+        LogicalInterconnectGroupFactsModule().run()
+
+        self.mock_ansible_module.exit_json.assert_called_once_with(
+            changed=False,
+            ansible_facts=dict(logical_interconnect_groups=(PRESENT_LIGS))
+        )
+
+    def test_should_get_lig_by_name(self):
+        self.logical_interconnect_groups.get_by.return_value = PRESENT_LIGS
+        self.mock_ansible_module.params = PARAMS_GET_BY_NAME
+
+        LogicalInterconnectGroupFactsModule().run()
+
+        self.mock_ansible_module.exit_json.assert_called_once_with(
+            changed=False,
+            ansible_facts=dict(logical_interconnect_groups=(PRESENT_LIGS))
+        )
+
+
+if __name__ == '__main__':
+    unittest.main()