Sahara: add API tests for job binary internals

* create/list/get/delete API tests for job binary internals were added
* "get_job_binary_internal_data" method to Sahara API client was added
* "test_job_binary_internal_get_data" test was added

Partially implements: blueprint savanna-api-tests

Change-Id: Ieaa765a1e941e5c1ac1b866099dbf966d64399b2
diff --git a/tempest/api/data_processing/test_job_binary_internals.py b/tempest/api/data_processing/test_job_binary_internals.py
new file mode 100644
index 0000000..6d59177
--- /dev/null
+++ b/tempest/api/data_processing/test_job_binary_internals.py
@@ -0,0 +1,88 @@
+# Copyright (c) 2014 Mirantis Inc.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.api.data_processing import base as dp_base
+from tempest.common.utils import data_utils
+from tempest import test
+
+
+class JobBinaryInternalTest(dp_base.BaseDataProcessingTest):
+    """Link to the API documentation is http://docs.openstack.org/developer/
+    sahara/restapi/rest_api_v1.1_EDP.html#job-binary-internals
+    """
+    @classmethod
+    def setUpClass(cls):
+        super(JobBinaryInternalTest, cls).setUpClass()
+        cls.job_binary_internal_data = 'Some script may be data'
+
+    def _create_job_binary_internal(self, binary_name=None):
+        """Creates Job Binary Internal with optional name specified.
+
+        It puts data into Sahara database and ensures response status and
+        job binary internal name. Returns id and name of created job binary
+        internal.
+        """
+        if not binary_name:
+            # generate random name if it's not specified
+            binary_name = data_utils.rand_name('sahara-job-binary-internal')
+
+        # create job binary internal
+        resp, body = self.create_job_binary_internal(
+            binary_name, self.job_binary_internal_data)
+
+        # ensure that job binary internal created successfully
+        self.assertEqual(202, resp.status)
+        self.assertEqual(binary_name, body['name'])
+
+        return body['id'], binary_name
+
+    @test.attr(type='smoke')
+    def test_job_binary_internal_create(self):
+        self._create_job_binary_internal()
+
+    @test.attr(type='smoke')
+    def test_job_binary_internal_list(self):
+        binary_info = self._create_job_binary_internal()
+
+        # check for job binary internal in list
+        resp, binaries = self.client.list_job_binary_internals()
+        self.assertEqual(200, resp.status)
+        binaries_info = [(binary['id'], binary['name']) for binary in binaries]
+        self.assertIn(binary_info, binaries_info)
+
+    @test.attr(type='smoke')
+    def test_job_binary_internal_get(self):
+        binary_id, binary_name = self._create_job_binary_internal()
+
+        # check job binary internal fetch by id
+        resp, binary = self.client.get_job_binary_internal(binary_id)
+        self.assertEqual(200, resp.status)
+        self.assertEqual(binary_name, binary['name'])
+
+    @test.attr(type='smoke')
+    def test_job_binary_internal_delete(self):
+        binary_id = self._create_job_binary_internal()[0]
+
+        # delete the job binary internal by id
+        resp = self.client.delete_job_binary_internal(binary_id)[0]
+        self.assertEqual(204, resp.status)
+
+    @test.attr(type='smoke')
+    def test_job_binary_internal_get_data(self):
+        binary_id = self._create_job_binary_internal()[0]
+
+        # get data of job binary internal by id
+        resp, data = self.client.get_job_binary_internal_data(binary_id)
+        self.assertEqual(200, resp.status)
+        self.assertEqual(data, self.job_binary_internal_data)
diff --git a/tempest/services/data_processing/v1_1/client.py b/tempest/services/data_processing/v1_1/client.py
index 73e67c3..4465968 100644
--- a/tempest/services/data_processing/v1_1/client.py
+++ b/tempest/services/data_processing/v1_1/client.py
@@ -186,3 +186,9 @@
 
         uri = 'job-binary-internals/%s' % job_binary_id
         return self.delete(uri)
+
+    def get_job_binary_internal_data(self, job_binary_id):
+        """Returns data of a single job binary internal."""
+
+        uri = 'job-binary-internals/%s/data' % job_binary_id
+        return self.get(uri)