diff --git a/moto/__init__.py b/moto/__init__.py
index 9d292a3e1..c38212b42 100644
--- a/moto/__init__.py
+++ b/moto/__init__.py
@@ -3,7 +3,7 @@ import logging
 # logging.getLogger('boto').setLevel(logging.CRITICAL)
 
 __title__ = 'moto'
-__version__ = '1.2.0',
+__version__ = '1.2.0'
 
 from .acm import mock_acm  # flake8: noqa
 from .apigateway import mock_apigateway, mock_apigateway_deprecated  # flake8: noqa
diff --git a/moto/apigateway/models.py b/moto/apigateway/models.py
index e7ff98119..cc8696104 100644
--- a/moto/apigateway/models.py
+++ b/moto/apigateway/models.py
@@ -1,12 +1,11 @@
 from __future__ import absolute_import
 from __future__ import unicode_literals
 
-import datetime
 import requests
+import time
 
 from moto.packages.responses import responses
 from moto.core import BaseBackend, BaseModel
-from moto.core.utils import iso_8601_datetime_with_milliseconds
 from .utils import create_id
 from .exceptions import StageNotFoundException
 
@@ -20,8 +19,7 @@ class Deployment(BaseModel, dict):
         self['id'] = deployment_id
         self['stageName'] = name
         self['description'] = description
-        self['createdDate'] = iso_8601_datetime_with_milliseconds(
-            datetime.datetime.now())
+        self['createdDate'] = int(time.time())
 
 
 class IntegrationResponse(BaseModel, dict):
@@ -300,7 +298,7 @@ class RestAPI(BaseModel):
         self.region_name = region_name
         self.name = name
         self.description = description
-        self.create_date = datetime.datetime.utcnow()
+        self.create_date = int(time.time())
 
         self.deployments = {}
         self.stages = {}
@@ -313,7 +311,7 @@ class RestAPI(BaseModel):
             "id": self.id,
             "name": self.name,
             "description": self.description,
-            "createdDate": iso_8601_datetime_with_milliseconds(self.create_date),
+            "createdDate": int(time.time()),
         }
 
     def add_child(self, path, parent_id=None):
diff --git a/moto/awslambda/models.py b/moto/awslambda/models.py
index 947691bcf..3c3d3ea66 100644
--- a/moto/awslambda/models.py
+++ b/moto/awslambda/models.py
@@ -104,7 +104,7 @@ class _DockerDataVolumeContext:
 
             # It doesn't exist so we need to create it
             self._vol_ref.volume = self._lambda_func.docker_client.volumes.create(self._lambda_func.code_sha_256)
-            container = self._lambda_func.docker_client.containers.run('alpine', 'sleep 100', volumes={self.name: '/tmp/data'}, detach=True)
+            container = self._lambda_func.docker_client.containers.run('alpine', 'sleep 100', volumes={self.name: {'bind': '/tmp/data', 'mode': 'rw'}}, detach=True)
             try:
                 tar_bytes = zip2tar(self._lambda_func.code_bytes)
                 container.put_archive('/tmp/data', tar_bytes)
@@ -309,7 +309,7 @@ class LambdaFunction(BaseModel):
                 finally:
                     if container:
                         try:
-                            exit_code = container.wait(timeout=300)
+                            exit_code = container.wait(timeout=300)['StatusCode']
                         except requests.exceptions.ReadTimeout:
                             exit_code = -1
                             container.stop()
diff --git a/moto/core/responses.py b/moto/core/responses.py
index d254d1f85..278a24dc4 100644
--- a/moto/core/responses.py
+++ b/moto/core/responses.py
@@ -345,6 +345,10 @@ class BaseResponse(_TemplateEnvironmentMixin):
             if is_tracked(name) or not name.startswith(param_prefix):
                 continue
 
+            if len(name) > len(param_prefix) and \
+                    not name[len(param_prefix):].startswith('.'):
+                continue
+
             match = self.param_list_regex.search(name[len(param_prefix):]) if len(name) > len(param_prefix) else None
             if match:
                 prefix = param_prefix + match.group(1)
diff --git a/moto/ec2/models.py b/moto/ec2/models.py
index f877d3772..bfc672ed7 100755
--- a/moto/ec2/models.py
+++ b/moto/ec2/models.py
@@ -2943,7 +2943,7 @@ class SpotFleetRequest(TaggedEC2Resource):
             'Properties']['SpotFleetRequestConfigData']
         ec2_backend = ec2_backends[region_name]
 
-        spot_price = properties['SpotPrice']
+        spot_price = properties.get('SpotPrice')
         target_capacity = properties['TargetCapacity']
         iam_fleet_role = properties['IamFleetRole']
         allocation_strategy = properties['AllocationStrategy']
@@ -2977,7 +2977,8 @@ class SpotFleetRequest(TaggedEC2Resource):
                 launch_spec_index += 1
         else:  # lowestPrice
             cheapest_spec = sorted(
-                self.launch_specs, key=lambda spec: float(spec.spot_price))[0]
+                # FIXME: change `+inf` to the on demand price scaled to weighted capacity when it's not present
+                self.launch_specs, key=lambda spec: float(spec.spot_price or '+inf'))[0]
             weight_so_far = weight_to_add + (weight_to_add % cheapest_spec.weighted_capacity)
             weight_map[cheapest_spec] = int(
                 weight_so_far // cheapest_spec.weighted_capacity)
diff --git a/moto/ec2/responses/spot_fleets.py b/moto/ec2/responses/spot_fleets.py
index 81d1e0146..0366af9d6 100644
--- a/moto/ec2/responses/spot_fleets.py
+++ b/moto/ec2/responses/spot_fleets.py
@@ -40,7 +40,7 @@ class SpotFleets(BaseResponse):
 
     def request_spot_fleet(self):
         spot_config = self._get_dict_param("SpotFleetRequestConfig.")
-        spot_price = spot_config['spot_price']
+        spot_price = spot_config.get('spot_price')
         target_capacity = spot_config['target_capacity']
         iam_fleet_role = spot_config['iam_fleet_role']
         allocation_strategy = spot_config['allocation_strategy']
@@ -78,7 +78,9 @@ DESCRIBE_SPOT_FLEET_TEMPLATE = """<DescribeSpotFleetRequestsResponse xmlns="http
             <spotFleetRequestId>{{ request.id }}</spotFleetRequestId>
             <spotFleetRequestState>{{ request.state }}</spotFleetRequestState>
             <spotFleetRequestConfig>
+                {% if request.spot_price %}
                 <spotPrice>{{ request.spot_price }}</spotPrice>
+                {% endif %}
                 <targetCapacity>{{ request.target_capacity }}</targetCapacity>
                 <iamFleetRole>{{ request.iam_fleet_role }}</iamFleetRole>
                 <allocationStrategy>{{ request.allocation_strategy }}</allocationStrategy>
@@ -93,7 +95,9 @@ DESCRIBE_SPOT_FLEET_TEMPLATE = """<DescribeSpotFleetRequestsResponse xmlns="http
                         <iamInstanceProfile><arn>{{ launch_spec.iam_instance_profile }}</arn></iamInstanceProfile>
                         <keyName>{{ launch_spec.key_name }}</keyName>
                         <monitoring><enabled>{{ launch_spec.monitoring }}</enabled></monitoring>
+                        {% if launch_spec.spot_price %}
                         <spotPrice>{{ launch_spec.spot_price }}</spotPrice>
+                        {% endif %}
                         <userData>{{ launch_spec.user_data }}</userData>
                         <weightedCapacity>{{ launch_spec.weighted_capacity }}</weightedCapacity>
                         <groupSet>
diff --git a/moto/elbv2/models.py b/moto/elbv2/models.py
index 726b1a164..8921581d3 100644
--- a/moto/elbv2/models.py
+++ b/moto/elbv2/models.py
@@ -486,6 +486,10 @@ class ELBv2Backend(BaseBackend):
         arn = load_balancer_arn.replace(':loadbalancer/', ':listener/') + "/%s%s" % (port, id(self))
         listener = FakeListener(load_balancer_arn, arn, protocol, port, ssl_policy, certificate, default_actions)
         balancer.listeners[listener.arn] = listener
+        for action in default_actions:
+            if action['target_group_arn'] in self.target_groups.keys():
+                target_group = self.target_groups[action['target_group_arn']]
+                target_group.load_balancer_arns.append(load_balancer_arn)
         return listener
 
     def describe_load_balancers(self, arns, names):
diff --git a/moto/redshift/exceptions.py b/moto/redshift/exceptions.py
index f287b9a5f..b0cef57ad 100644
--- a/moto/redshift/exceptions.py
+++ b/moto/redshift/exceptions.py
@@ -108,3 +108,24 @@ class ResourceNotFoundFaultError(RedshiftClientError):
             msg = message
         super(ResourceNotFoundFaultError, self).__init__(
             'ResourceNotFoundFault', msg)
+
+
+class SnapshotCopyDisabledFaultError(RedshiftClientError):
+    def __init__(self, cluster_identifier):
+        super(SnapshotCopyDisabledFaultError, self).__init__(
+            'SnapshotCopyDisabledFault',
+            "Cannot modify retention period because snapshot copy is disabled on Cluster {0}.".format(cluster_identifier))
+
+
+class SnapshotCopyAlreadyDisabledFaultError(RedshiftClientError):
+    def __init__(self, cluster_identifier):
+        super(SnapshotCopyAlreadyDisabledFaultError, self).__init__(
+            'SnapshotCopyAlreadyDisabledFault',
+            "Snapshot Copy is already disabled on Cluster {0}.".format(cluster_identifier))
+
+
+class SnapshotCopyAlreadyEnabledFaultError(RedshiftClientError):
+    def __init__(self, cluster_identifier):
+        super(SnapshotCopyAlreadyEnabledFaultError, self).__init__(
+            'SnapshotCopyAlreadyEnabledFault',
+            "Snapshot Copy is already enabled on Cluster {0}.".format(cluster_identifier))
diff --git a/moto/redshift/models.py b/moto/redshift/models.py
index cf639e3df..873818709 100644
--- a/moto/redshift/models.py
+++ b/moto/redshift/models.py
@@ -4,6 +4,7 @@ import copy
 import datetime
 
 import boto.redshift
+from botocore.exceptions import ClientError
 from moto.compat import OrderedDict
 from moto.core import BaseBackend, BaseModel
 from moto.core.utils import iso_8601_datetime_with_milliseconds
@@ -18,8 +19,11 @@ from .exceptions import (
     InvalidParameterValueError,
     InvalidSubnetError,
     ResourceNotFoundFaultError,
+    SnapshotCopyAlreadyDisabledFaultError,
+    SnapshotCopyAlreadyEnabledFaultError,
+    SnapshotCopyDisabledFaultError,
     SnapshotCopyGrantAlreadyExistsFaultError,
-    SnapshotCopyGrantNotFoundFaultError
+    SnapshotCopyGrantNotFoundFaultError,
 )
 
 
@@ -196,7 +200,7 @@ class Cluster(TaggableResourceMixin, BaseModel):
         return self.cluster_identifier
 
     def to_json(self):
-        return {
+        json_response = {
             "MasterUsername": self.master_username,
             "MasterUserPassword": "****",
             "ClusterVersion": self.cluster_version,
@@ -233,6 +237,12 @@ class Cluster(TaggableResourceMixin, BaseModel):
             "Tags": self.tags
         }
 
+        try:
+            json_response['ClusterSnapshotCopyStatus'] = self.cluster_snapshot_copy_status
+        except AttributeError:
+            pass
+        return json_response
+
 
 class SnapshotCopyGrant(TaggableResourceMixin, BaseModel):
 
@@ -435,6 +445,43 @@ class RedshiftBackend(BaseBackend):
         self.__dict__ = {}
         self.__init__(ec2_backend, region_name)
 
+    def enable_snapshot_copy(self, **kwargs):
+        cluster_identifier = kwargs['cluster_identifier']
+        cluster = self.clusters[cluster_identifier]
+        if not hasattr(cluster, 'cluster_snapshot_copy_status'):
+            if cluster.encrypted == 'true' and kwargs['snapshot_copy_grant_name'] is None:
+                raise ClientError(
+                    'InvalidParameterValue',
+                    'SnapshotCopyGrantName is required for Snapshot Copy '
+                    'on KMS encrypted clusters.'
+                )
+            status = {
+                'DestinationRegion': kwargs['destination_region'],
+                'RetentionPeriod': kwargs['retention_period'],
+                'SnapshotCopyGrantName': kwargs['snapshot_copy_grant_name'],
+            }
+            cluster.cluster_snapshot_copy_status = status
+            return cluster
+        else:
+            raise SnapshotCopyAlreadyEnabledFaultError(cluster_identifier)
+
+    def disable_snapshot_copy(self, **kwargs):
+        cluster_identifier = kwargs['cluster_identifier']
+        cluster = self.clusters[cluster_identifier]
+        if hasattr(cluster, 'cluster_snapshot_copy_status'):
+            del cluster.cluster_snapshot_copy_status
+            return cluster
+        else:
+            raise SnapshotCopyAlreadyDisabledFaultError(cluster_identifier)
+
+    def modify_snapshot_copy_retention_period(self, cluster_identifier, retention_period):
+        cluster = self.clusters[cluster_identifier]
+        if hasattr(cluster, 'cluster_snapshot_copy_status'):
+            cluster.cluster_snapshot_copy_status['RetentionPeriod'] = retention_period
+            return cluster
+        else:
+            raise SnapshotCopyDisabledFaultError(cluster_identifier)
+
     def create_cluster(self, **cluster_kwargs):
         cluster_identifier = cluster_kwargs['cluster_identifier']
         cluster = Cluster(self, **cluster_kwargs)
diff --git a/moto/redshift/responses.py b/moto/redshift/responses.py
index ab1a9f424..5a2ce9bf7 100644
--- a/moto/redshift/responses.py
+++ b/moto/redshift/responses.py
@@ -550,3 +550,58 @@ class RedshiftResponse(BaseResponse):
                 }
             }
         })
+
+    def enable_snapshot_copy(self):
+        snapshot_copy_kwargs = {
+            'cluster_identifier': self._get_param('ClusterIdentifier'),
+            'destination_region': self._get_param('DestinationRegion'),
+            'retention_period': self._get_param('RetentionPeriod', 7),
+            'snapshot_copy_grant_name': self._get_param('SnapshotCopyGrantName'),
+        }
+        cluster = self.redshift_backend.enable_snapshot_copy(**snapshot_copy_kwargs)
+
+        return self.get_response({
+            "EnableSnapshotCopyResponse": {
+                "EnableSnapshotCopyResult": {
+                    "Cluster": cluster.to_json()
+                },
+                "ResponseMetadata": {
+                    "RequestId": "384ac68d-3775-11df-8963-01868b7c937a",
+                }
+            }
+        })
+
+    def disable_snapshot_copy(self):
+        snapshot_copy_kwargs = {
+            'cluster_identifier': self._get_param('ClusterIdentifier'),
+        }
+        cluster = self.redshift_backend.disable_snapshot_copy(**snapshot_copy_kwargs)
+
+        return self.get_response({
+            "DisableSnapshotCopyResponse": {
+                "DisableSnapshotCopyResult": {
+                    "Cluster": cluster.to_json()
+                },
+                "ResponseMetadata": {
+                    "RequestId": "384ac68d-3775-11df-8963-01868b7c937a",
+                }
+            }
+        })
+
+    def modify_snapshot_copy_retention_period(self):
+        snapshot_copy_kwargs = {
+            'cluster_identifier': self._get_param('ClusterIdentifier'),
+            'retention_period': self._get_param('RetentionPeriod'),
+        }
+        cluster = self.redshift_backend.modify_snapshot_copy_retention_period(**snapshot_copy_kwargs)
+
+        return self.get_response({
+            "ModifySnapshotCopyRetentionPeriodResponse": {
+                "ModifySnapshotCopyRetentionPeriodResult": {
+                    "Clusters": [cluster.to_json()]
+                },
+                "ResponseMetadata": {
+                    "RequestId": "384ac68d-3775-11df-8963-01868b7c937a",
+                }
+            }
+        })
diff --git a/moto/s3/responses.py b/moto/s3/responses.py
index 8d2caf098..e3660dea2 100755
--- a/moto/s3/responses.py
+++ b/moto/s3/responses.py
@@ -18,10 +18,10 @@ from .exceptions import BucketAlreadyExists, S3ClientError, MissingBucket, Missi
     MalformedACLError
 from .models import s3_backend, get_canned_acl, FakeGrantee, FakeGrant, FakeAcl, FakeKey, FakeTagging, FakeTagSet, \
     FakeTag
-from .utils import bucket_name_from_url, metadata_from_headers
+from .utils import bucket_name_from_url, metadata_from_headers, parse_region_from_url
 from xml.dom import minidom
 
-REGION_URL_REGEX = r'\.s3-(.+?)\.amazonaws\.com'
+
 DEFAULT_REGION_NAME = 'us-east-1'
 
 
@@ -128,10 +128,7 @@ class ResponseObject(_TemplateEnvironmentMixin):
         parsed_url = urlparse(full_url)
         querystring = parse_qs(parsed_url.query, keep_blank_values=True)
         method = request.method
-        region_name = DEFAULT_REGION_NAME
-        region_match = re.search(REGION_URL_REGEX, full_url)
-        if region_match:
-            region_name = region_match.groups()[0]
+        region_name = parse_region_from_url(full_url)
 
         bucket_name = self.parse_bucket_name_from_url(request, full_url)
         if not bucket_name:
@@ -172,7 +169,7 @@ class ResponseObject(_TemplateEnvironmentMixin):
             # HEAD (which the real API responds with), and instead
             # raises NoSuchBucket, leading to inconsistency in
             # error response between real and mocked responses.
-            return 404, {}, "Not Found"
+            return 404, {}, ""
         return 200, {}, ""
 
     def _bucket_response_get(self, bucket_name, querystring, headers):
diff --git a/moto/s3/utils.py b/moto/s3/utils.py
index a121eae3a..8968d2ad2 100644
--- a/moto/s3/utils.py
+++ b/moto/s3/utils.py
@@ -1,4 +1,5 @@
 from __future__ import unicode_literals
+import logging
 
 from boto.s3.key import Key
 import re
@@ -6,6 +7,10 @@ import six
 from six.moves.urllib.parse import urlparse, unquote
 import sys
 
+
+log = logging.getLogger(__name__)
+
+
 bucket_name_regex = re.compile("(.+).s3(.*).amazonaws.com")
 
 
@@ -27,6 +32,20 @@ def bucket_name_from_url(url):
             return None
 
 
+REGION_URL_REGEX = re.compile(
+    r'^https?://(s3[-\.](?P<region1>.+)\.amazonaws\.com/(.+)|'
+    r'(.+)\.s3-(?P<region2>.+)\.amazonaws\.com)/?')
+
+
+def parse_region_from_url(url):
+    match = REGION_URL_REGEX.search(url)
+    if match:
+        region = match.group('region1') or match.group('region2')
+    else:
+        region = 'us-east-1'
+    return region
+
+
 def metadata_from_headers(headers):
     metadata = {}
     meta_regex = re.compile(
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 1b151eb29..655be0616 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -8,7 +8,7 @@ freezegun
 flask
 boto>=2.45.0
 boto3>=1.4.4
-botocore>=1.5.77
+botocore>=1.8.36
 six>=1.9
 prompt-toolkit==1.0.14
 click==6.7
diff --git a/setup.cfg b/setup.cfg
index 3c6e79cf3..fb04c16a8 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,2 +1,8 @@
+[nosetests]
+verbosity=1
+detailed-errors=1
+with-coverage=1
+cover-package=moto
+
 [bdist_wheel]
 universal=1
diff --git a/setup.py b/setup.py
index 27c635944..57140401b 100755
--- a/setup.py
+++ b/setup.py
@@ -22,7 +22,7 @@ install_requires = [
     "mock",
     "docker>=2.5.1",
     "jsondiff==1.1.1",
-    "aws-xray-sdk>=0.93",
+    "aws-xray-sdk<0.96,>=0.93",
 ]
 
 extras_require = {
diff --git a/tests/test_cloudformation/test_cloudformation_stack_integration.py b/tests/test_cloudformation/test_cloudformation_stack_integration.py
index 3a7525585..2c808726f 100644
--- a/tests/test_cloudformation/test_cloudformation_stack_integration.py
+++ b/tests/test_cloudformation/test_cloudformation_stack_integration.py
@@ -2156,6 +2156,78 @@ def test_stack_spot_fleet():
     launch_spec['WeightedCapacity'].should.equal(2.0)
 
 
+@mock_cloudformation()
+@mock_ec2()
+def test_stack_spot_fleet_should_figure_out_default_price():
+    conn = boto3.client('ec2', 'us-east-1')
+
+    vpc = conn.create_vpc(CidrBlock="10.0.0.0/8")['Vpc']
+    subnet = conn.create_subnet(
+        VpcId=vpc['VpcId'], CidrBlock='10.0.0.0/16', AvailabilityZone='us-east-1a')['Subnet']
+    subnet_id = subnet['SubnetId']
+
+    spot_fleet_template = {
+        'Resources': {
+            "SpotFleet1": {
+                "Type": "AWS::EC2::SpotFleet",
+                "Properties": {
+                    "SpotFleetRequestConfigData": {
+                        "IamFleetRole": "arn:aws:iam::123456789012:role/fleet",
+                        "TargetCapacity": 6,
+                        "AllocationStrategy": "diversified",
+                        "LaunchSpecifications": [
+                            {
+                                "EbsOptimized": "false",
+                                "InstanceType": 't2.small',
+                                "ImageId": "ami-1234",
+                                "SubnetId": subnet_id,
+                                "WeightedCapacity": "2",
+                            },
+                            {
+                                "EbsOptimized": "true",
+                                "InstanceType": 't2.large',
+                                "ImageId": "ami-1234",
+                                "Monitoring": {"Enabled": "true"},
+                                "SecurityGroups": [{"GroupId": "sg-123"}],
+                                "SubnetId": subnet_id,
+                                "IamInstanceProfile": {"Arn": "arn:aws:iam::123456789012:role/fleet"},
+                                "WeightedCapacity": "4",
+                            }
+                        ]
+                    }
+                }
+            }
+        }
+    }
+    spot_fleet_template_json = json.dumps(spot_fleet_template)
+
+    cf_conn = boto3.client('cloudformation', 'us-east-1')
+    stack_id = cf_conn.create_stack(
+        StackName='test_stack',
+        TemplateBody=spot_fleet_template_json,
+    )['StackId']
+
+    stack_resources = cf_conn.list_stack_resources(StackName=stack_id)
+    stack_resources['StackResourceSummaries'].should.have.length_of(1)
+    spot_fleet_id = stack_resources[
+        'StackResourceSummaries'][0]['PhysicalResourceId']
+
+    spot_fleet_requests = conn.describe_spot_fleet_requests(
+        SpotFleetRequestIds=[spot_fleet_id])['SpotFleetRequestConfigs']
+    len(spot_fleet_requests).should.equal(1)
+    spot_fleet_request = spot_fleet_requests[0]
+    spot_fleet_request['SpotFleetRequestState'].should.equal("active")
+    spot_fleet_config = spot_fleet_request['SpotFleetRequestConfig']
+
+    assert 'SpotPrice' not in spot_fleet_config
+    len(spot_fleet_config['LaunchSpecifications']).should.equal(2)
+    launch_spec1 = spot_fleet_config['LaunchSpecifications'][0]
+    launch_spec2 = spot_fleet_config['LaunchSpecifications'][1]
+
+    assert 'SpotPrice' not in launch_spec1
+    assert 'SpotPrice' not in launch_spec2
+
+
 @mock_ec2
 @mock_elbv2
 @mock_cloudformation
diff --git a/tests/test_ec2/test_elastic_block_store.py b/tests/test_ec2/test_elastic_block_store.py
index 9c07f38d6..fc0677cfe 100644
--- a/tests/test_ec2/test_elastic_block_store.py
+++ b/tests/test_ec2/test_elastic_block_store.py
@@ -5,10 +5,11 @@ from nose.tools import assert_raises
 
 from moto.ec2 import ec2_backends
 import boto
+import boto3
 from boto.exception import EC2ResponseError
 import sure  # noqa
 
-from moto import mock_ec2_deprecated
+from moto import mock_ec2_deprecated, mock_ec2
 
 
 @mock_ec2_deprecated
@@ -579,3 +580,25 @@ def test_volume_tag_escaping():
 
     snaps = [snap for snap in conn.get_all_snapshots() if snap.id == snapshot.id]
     dict(snaps[0].tags).should.equal({'key': '</closed>'})
+
+
+@mock_ec2
+def test_search_for_many_snapshots():
+    ec2_client = boto3.client('ec2', region_name='eu-west-1')
+
+    volume_response = ec2_client.create_volume(
+        AvailabilityZone='eu-west-1a', Size=10
+    )
+
+    snapshot_ids = []
+    for i in range(1, 20):
+        create_snapshot_response = ec2_client.create_snapshot(
+            VolumeId=volume_response['VolumeId']
+        )
+        snapshot_ids.append(create_snapshot_response['SnapshotId'])
+
+    snapshots_response = ec2_client.describe_snapshots(
+        SnapshotIds=snapshot_ids
+    )
+
+    assert len(snapshots_response['Snapshots']) == len(snapshot_ids)
diff --git a/tests/test_ec2/test_spot_fleet.py b/tests/test_ec2/test_spot_fleet.py
index a8d33c299..a2bd1d061 100644
--- a/tests/test_ec2/test_spot_fleet.py
+++ b/tests/test_ec2/test_spot_fleet.py
@@ -316,3 +316,30 @@ def test_modify_spot_fleet_request_down_no_terminate_after_custom_terminate():
         SpotFleetRequestIds=[spot_fleet_id])['SpotFleetRequestConfigs'][0]['SpotFleetRequestConfig']
     spot_fleet_config['TargetCapacity'].should.equal(1)
     spot_fleet_config['FulfilledCapacity'].should.equal(2.0)
+
+
+@mock_ec2
+def test_create_spot_fleet_without_spot_price():
+    conn = boto3.client("ec2", region_name='us-west-2')
+    subnet_id = get_subnet_id(conn)
+
+    # remove prices to force a fallback to ondemand price
+    spot_config_without_price = spot_config(subnet_id)
+    del spot_config_without_price['SpotPrice']
+    for spec in spot_config_without_price['LaunchSpecifications']:
+        del spec['SpotPrice']
+
+    spot_fleet_id = conn.request_spot_fleet(SpotFleetRequestConfig=spot_config_without_price)['SpotFleetRequestId']
+    spot_fleet_requests = conn.describe_spot_fleet_requests(
+        SpotFleetRequestIds=[spot_fleet_id])['SpotFleetRequestConfigs']
+    len(spot_fleet_requests).should.equal(1)
+    spot_fleet_request = spot_fleet_requests[0]
+    spot_fleet_config = spot_fleet_request['SpotFleetRequestConfig']
+
+    len(spot_fleet_config['LaunchSpecifications']).should.equal(2)
+    launch_spec1 = spot_fleet_config['LaunchSpecifications'][0]
+    launch_spec2 = spot_fleet_config['LaunchSpecifications'][1]
+
+    # AWS will figure out the price
+    assert 'SpotPrice' not in launch_spec1
+    assert 'SpotPrice' not in launch_spec2
diff --git a/tests/test_elbv2/test_elbv2.py b/tests/test_elbv2/test_elbv2.py
index 4fb527525..ce092976a 100644
--- a/tests/test_elbv2/test_elbv2.py
+++ b/tests/test_elbv2/test_elbv2.py
@@ -340,6 +340,10 @@ def test_create_target_group_and_listeners():
         'Type': 'forward'}])
     http_listener_arn = listener.get('ListenerArn')
 
+    response = conn.describe_target_groups(LoadBalancerArn=load_balancer_arn,
+                                           Names=['a-target'])
+    response.get('TargetGroups').should.have.length_of(1)
+
     # And another with SSL
     response = conn.create_listener(
         LoadBalancerArn=load_balancer_arn,
diff --git a/tests/test_redshift/test_redshift.py b/tests/test_redshift/test_redshift.py
index 8759506ec..5527be106 100644
--- a/tests/test_redshift/test_redshift.py
+++ b/tests/test_redshift/test_redshift.py
@@ -1081,3 +1081,98 @@ def test_tagged_resource_not_found_error():
         ResourceName='bad:arn'
     ).should.throw(ClientError, "Tagging is not supported for this type of resource")
 
+
+@mock_redshift
+def test_enable_snapshot_copy():
+    client = boto3.client('redshift', region_name='us-east-1')
+    client.create_cluster(
+        ClusterIdentifier='test',
+        ClusterType='single-node',
+        DBName='test',
+        Encrypted=True,
+        MasterUsername='user',
+        MasterUserPassword='password',
+        NodeType='ds2.xlarge',
+    )
+    client.enable_snapshot_copy(
+        ClusterIdentifier='test',
+        DestinationRegion='us-west-2',
+        RetentionPeriod=3,
+        SnapshotCopyGrantName='copy-us-east-1-to-us-west-2'
+    )
+    response = client.describe_clusters(ClusterIdentifier='test')
+    cluster_snapshot_copy_status = response['Clusters'][0]['ClusterSnapshotCopyStatus']
+    cluster_snapshot_copy_status['RetentionPeriod'].should.equal(3)
+    cluster_snapshot_copy_status['DestinationRegion'].should.equal('us-west-2')
+    cluster_snapshot_copy_status['SnapshotCopyGrantName'].should.equal('copy-us-east-1-to-us-west-2')
+
+
+@mock_redshift
+def test_enable_snapshot_copy_unencrypted():
+    client = boto3.client('redshift', region_name='us-east-1')
+    client.create_cluster(
+        ClusterIdentifier='test',
+        ClusterType='single-node',
+        DBName='test',
+        MasterUsername='user',
+        MasterUserPassword='password',
+        NodeType='ds2.xlarge',
+    )
+    client.enable_snapshot_copy(
+        ClusterIdentifier='test',
+        DestinationRegion='us-west-2',
+    )
+    response = client.describe_clusters(ClusterIdentifier='test')
+    cluster_snapshot_copy_status = response['Clusters'][0]['ClusterSnapshotCopyStatus']
+    cluster_snapshot_copy_status['RetentionPeriod'].should.equal(7)
+    cluster_snapshot_copy_status['DestinationRegion'].should.equal('us-west-2')
+
+
+@mock_redshift
+def test_disable_snapshot_copy():
+    client = boto3.client('redshift', region_name='us-east-1')
+    client.create_cluster(
+        DBName='test',
+        ClusterIdentifier='test',
+        ClusterType='single-node',
+        NodeType='ds2.xlarge',
+        MasterUsername='user',
+        MasterUserPassword='password',
+    )
+    client.enable_snapshot_copy(
+        ClusterIdentifier='test',
+        DestinationRegion='us-west-2',
+        RetentionPeriod=3,
+        SnapshotCopyGrantName='copy-us-east-1-to-us-west-2',
+    )
+    client.disable_snapshot_copy(
+        ClusterIdentifier='test',
+    )
+    response = client.describe_clusters(ClusterIdentifier='test')
+    response['Clusters'][0].shouldnt.contain('ClusterSnapshotCopyStatus')
+
+
+@mock_redshift
+def test_modify_snapshot_copy_retention_period():
+    client = boto3.client('redshift', region_name='us-east-1')
+    client.create_cluster(
+        DBName='test',
+        ClusterIdentifier='test',
+        ClusterType='single-node',
+        NodeType='ds2.xlarge',
+        MasterUsername='user',
+        MasterUserPassword='password',
+    )
+    client.enable_snapshot_copy(
+        ClusterIdentifier='test',
+        DestinationRegion='us-west-2',
+        RetentionPeriod=3,
+        SnapshotCopyGrantName='copy-us-east-1-to-us-west-2',
+    )
+    client.modify_snapshot_copy_retention_period(
+        ClusterIdentifier='test',
+        RetentionPeriod=5,
+    )
+    response = client.describe_clusters(ClusterIdentifier='test')
+    cluster_snapshot_copy_status = response['Clusters'][0]['ClusterSnapshotCopyStatus']
+    cluster_snapshot_copy_status['RetentionPeriod'].should.equal(5)
diff --git a/tests/test_s3/test_s3_utils.py b/tests/test_s3/test_s3_utils.py
index b4f56d89a..f1dfc04d1 100644
--- a/tests/test_s3/test_s3_utils.py
+++ b/tests/test_s3/test_s3_utils.py
@@ -1,6 +1,6 @@
 from __future__ import unicode_literals
 from sure import expect
-from moto.s3.utils import bucket_name_from_url, _VersionedKeyStore
+from moto.s3.utils import bucket_name_from_url, _VersionedKeyStore, parse_region_from_url
 
 
 def test_base_url():
@@ -53,3 +53,21 @@ def test_versioned_key_store():
     d.setlist('key', [[1], [2]])
     d['key'].should.have.length_of(1)
     d.getlist('key').should.be.equal([[1], [2]])
+
+
+def test_parse_region_from_url():
+    expected = 'us-west-2'
+    for url in ['http://s3-us-west-2.amazonaws.com/bucket',
+                'http://s3.us-west-2.amazonaws.com/bucket',
+                'http://bucket.s3-us-west-2.amazonaws.com',
+                'https://s3-us-west-2.amazonaws.com/bucket',
+                'https://s3.us-west-2.amazonaws.com/bucket',
+                'https://bucket.s3-us-west-2.amazonaws.com']:
+        parse_region_from_url(url).should.equal(expected)
+
+    expected = 'us-east-1'
+    for url in ['http://s3.amazonaws.com/bucket',
+                'http://bucket.s3.amazonaws.com',
+                'https://s3.amazonaws.com/bucket',
+                'https://bucket.s3.amazonaws.com']:
+        parse_region_from_url(url).should.equal(expected)