test: add IAM integration test (#151)

Signed-off-by: Phil Adams <phil_adams@us.ibm.com>

test_integration/test_cp4d_authenticator_integration.py

@@ -8,7 +8,7 @@
 # In order to test with a live CP4D server, rename "ibm-credentials-cp4dtest.env.example" to
 # "ibm-credentials-cp4dtest.env" in the resources folder and populate the fields.
 # Then run this command:
-# pytest test_integration
+# pytest test_integration/test_cp4d_authenticator_integration.py
 
 IBM_CREDENTIALS_FILE = '../resources/ibm-credentials-cp4dtest.env'
 

test_integration/test_iam_authenticator_integration.py

@@ -0,0 +1,28 @@
+# pylint: disable=missing-docstring
+import os
+
+from ibm_cloud_sdk_core import get_authenticator_from_environment
+
+# Note: Only the unit tests are run by default.
+#
+# In order to test with a live IAM server, create file "iamtest.env" in the project root.
+# It should look like this:
+#
+# 	IAMTEST1_AUTH_URL=<url>   e.g. https://iam.cloud.ibm.com
+# 	IAMTEST1_AUTH_TYPE=iam
+# 	IAMTEST1_APIKEY=<apikey>
+#
+# Then run this command:
+# pytest test_integration/test_iam_authenticator_integration.py
+
+
+def test_iam_authenticator():
+    os.environ['IBM_CREDENTIALS_FILE'] = 'iamtest.env'
+
+    authenticator = get_authenticator_from_environment('iamtest1')
+    assert authenticator is not None
+
+    request = {'headers': {}}
+    authenticator.authenticate(request)
+    assert request['headers']['Authorization'] is not None
+    assert 'Bearer' in request['headers']['Authorization']