Fix filter wildcards. Closes #910.

moto/ec2/utils.py

@@ -1,4 +1,6 @@
 from __future__ import unicode_literals
+
+import fnmatch
 import random
 import re
 import six
@@ -460,7 +462,11 @@ def is_filter_matching(obj, filter, filter_value):
     value = obj.get_filter_value(filter)
 
     if isinstance(value, six.string_types):
-        return value in filter_value
+        if not isinstance(filter_value, list):
+            filter_value = [filter_value]
+        if any(fnmatch.fnmatch(value, pattern) for pattern in filter_value):
+            return True
+        return False
 
     try:
         value = set(value)
@@ -479,7 +485,6 @@ def generic_filter(filters, objects):
 
 
 def simple_aws_filter_to_re(filter_string):
-    import fnmatch
     tmp_filter = filter_string.replace('\?', '[?]')
     tmp_filter = tmp_filter.replace('\*', '[*]')
     tmp_filter = fnmatch.translate(tmp_filter)

tests/test_ec2/test_amis.py

@@ -5,11 +5,12 @@
 
 import boto
 import boto.ec2
+import boto3
 from boto.exception import EC2ResponseError, EC2ResponseError
 
 import sure  # noqa
 
-from moto import mock_emr_deprecated
+from moto import mock_emr_deprecated, mock_ec2
 from tests.helpers import requires_boto_gte
 
 
@@ -558,3 +559,17 @@ def test_ami_attribute_error_cases():
     cm.exception.code.should.equal('InvalidAMIID.NotFound')
     cm.exception.status.should.equal(400)
     cm.exception.request_id.should_not.be.none
+
+
+"""
+Boto3
+"""
+
+@mock_ec2
+def test_ami_filter_wildcard():
+    ec2 = boto3.resource('ec2', region_name='us-west-1')
+    instance = ec2.create_instances(ImageId='ami-1234abcd', MinCount=1, MaxCount=1)[0]
+    image = instance.create_image(Name='test-image')
+    filter_result = list(ec2.images.filter(Owners=['111122223333'], Filters=[{'Name':'name', 'Values':['test*']}]))
+    assert filter_result == [image]
+