Sahara: add API tests for job binaries

* create/list/get/delete API tests for job binaries in Swift
  and in Sahara database were added
* "test_job_binary_get_data" test was added

Partially implements: blueprint savanna-api-tests

Change-Id: I0f2fcb79b469ad291fb0d9d3acba2fbfbfd7da27
diff --git a/tempest/api/data_processing/base.py b/tempest/api/data_processing/base.py
index 0d6773c..ab0e83a 100644
--- a/tempest/api/data_processing/base.py
+++ b/tempest/api/data_processing/base.py
@@ -29,8 +29,8 @@
         if not CONF.service_available.sahara:
             raise cls.skipException('Sahara support is required')
 
-        os = cls.get_client_manager()
-        cls.client = os.data_processing_client
+        cls.os = cls.get_client_manager()
+        cls.client = cls.os.data_processing_client
 
         cls.flavor_ref = CONF.compute.flavor_ref
 
diff --git a/tempest/api/data_processing/test_job_binaries.py b/tempest/api/data_processing/test_job_binaries.py
new file mode 100644
index 0000000..689c1fe
--- /dev/null
+++ b/tempest/api/data_processing/test_job_binaries.py
@@ -0,0 +1,148 @@
+# 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 JobBinaryTest(dp_base.BaseDataProcessingTest):
+    """Link to the API documentation is http://docs.openstack.org/developer/
+    sahara/restapi/rest_api_v1.1_EDP.html#job-binaries
+    """
+    @classmethod
+    @test.safe_setup
+    def setUpClass(cls):
+        super(JobBinaryTest, cls).setUpClass()
+        cls.swift_job_binary_with_extra = {
+            'url': 'swift://sahara-container.sahara/example.jar',
+            'description': 'Test job binary',
+            'extra': {
+                'user': cls.os.credentials.username,
+                'password': cls.os.credentials.password
+            }
+        }
+        # Create extra cls.swift_job_binary variable to use for comparison to
+        # job binary response body because response body has no 'extra' field.
+        cls.swift_job_binary = cls.swift_job_binary_with_extra.copy()
+        del cls.swift_job_binary['extra']
+
+        name = data_utils.rand_name('sahara-internal-job-binary')
+        cls.job_binary_data = 'Some script may be data'
+        job_binary_internal = cls.create_job_binary_internal(
+            name, cls.job_binary_data)[1]
+        cls.internal_db_job_binary = {
+            'url': 'internal-db://%s' % job_binary_internal['id'],
+            'description': 'Test job binary',
+        }
+
+    def _create_job_binary(self, binary_body, binary_name=None):
+        """Creates Job Binary with optional name specified.
+
+        It creates a link to data (jar, pig files, etc.) and ensures response
+        status, job binary name and response body. Returns id and name of
+        created job binary. Data may not exist when using Swift
+        as data storage. In other cases data must exist in storage.
+        """
+        if not binary_name:
+            # generate random name if it's not specified
+            binary_name = data_utils.rand_name('sahara-job-binary')
+
+        # create job binary
+        resp, body = self.create_job_binary(binary_name, **binary_body)
+
+        # ensure that binary created successfully
+        self.assertEqual(202, resp.status)
+        self.assertEqual(binary_name, body['name'])
+        if 'swift' in binary_body['url']:
+            binary_body = self.swift_job_binary
+        self.assertDictContainsSubset(binary_body, body)
+
+        return body['id'], binary_name
+
+    @test.attr(type='smoke')
+    def test_swift_job_binary_create(self):
+        self._create_job_binary(self.swift_job_binary_with_extra)
+
+    @test.attr(type='smoke')
+    def test_swift_job_binary_list(self):
+        binary_info = self._create_job_binary(self.swift_job_binary_with_extra)
+
+        # check for job binary in list
+        resp, binaries = self.client.list_job_binaries()
+        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_swift_job_binary_get(self):
+        binary_id, binary_name = self._create_job_binary(
+            self.swift_job_binary_with_extra)
+
+        # check job binary fetch by id
+        resp, binary = self.client.get_job_binary(binary_id)
+        self.assertEqual(200, resp.status)
+        self.assertEqual(binary_name, binary['name'])
+        self.assertDictContainsSubset(self.swift_job_binary, binary)
+
+    @test.attr(type='smoke')
+    def test_swift_job_binary_delete(self):
+        binary_id = self._create_job_binary(
+            self.swift_job_binary_with_extra)[0]
+
+        # delete the job binary by id
+        resp = self.client.delete_job_binary(binary_id)[0]
+        self.assertEqual(204, resp.status)
+
+    @test.attr(type='smoke')
+    def test_internal_db_job_binary_create(self):
+        self._create_job_binary(self.internal_db_job_binary)
+
+    @test.attr(type='smoke')
+    def test_internal_db_job_binary_list(self):
+        binary_info = self._create_job_binary(self.internal_db_job_binary)
+
+        # check for job binary in list
+        resp, binaries = self.client.list_job_binaries()
+        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_internal_db_job_binary_get(self):
+        binary_id, binary_name = self._create_job_binary(
+            self.internal_db_job_binary)
+
+        # check job binary fetch by id
+        resp, binary = self.client.get_job_binary(binary_id)
+        self.assertEqual(200, resp.status)
+        self.assertEqual(binary_name, binary['name'])
+        self.assertDictContainsSubset(self.internal_db_job_binary, binary)
+
+    @test.attr(type='smoke')
+    def test_internal_db_job_binary_delete(self):
+        binary_id = self._create_job_binary(self.internal_db_job_binary)[0]
+
+        # delete the job binary by id
+        resp = self.client.delete_job_binary(binary_id)[0]
+        self.assertEqual(204, resp.status)
+
+    @test.attr(type='smoke')
+    def test_job_binary_get_data(self):
+        binary_id = self._create_job_binary(self.internal_db_job_binary)[0]
+
+        # get data of job binary by id
+        resp, data = self.client.get_job_binary_data(binary_id)
+        self.assertEqual(200, resp.status)
+        self.assertEqual(data, self.job_binary_data)