Add KafkaAdmin class

Requires cluster version > 0.10.0.0, and uses new wire protocol
classes to do many things via broker connection that previously
needed to be done directly in zookeeper.

1 files changed, 47 insertions, 0 deletions

diff --git a/test/test_admin.py b/test/test_admin.py
new file mode 100644
index 0000000..fd9c54d
--- /dev/null
+++ b/test/test_admin.py
@@ -0,0 +1,47 @@
+import pytest
+
+import kafka.admin
+from kafka.errors import IllegalArgumentError
+
+
+def test_config_resource():
+    with pytest.raises(KeyError):
+        bad_resource = kafka.admin.ConfigResource('something', 'foo')
+    good_resource = kafka.admin.ConfigResource('broker', 'bar')
+    assert(good_resource.resource_type == kafka.admin.ConfigResourceType.BROKER)
+    assert(good_resource.name == 'bar')
+    assert(good_resource.configs is None)
+    good_resource = kafka.admin.ConfigResource(kafka.admin.ConfigResourceType.TOPIC, 'baz', {'frob' : 'nob'})
+    assert(good_resource.resource_type == kafka.admin.ConfigResourceType.TOPIC)
+    assert(good_resource.name == 'baz')
+    assert(good_resource.configs == {'frob' : 'nob'})
+
+
+def test_new_partitions():
+    good_partitions = kafka.admin.NewPartitions(6)
+    assert(good_partitions.total_count == 6)
+    assert(good_partitions.new_assignments is None)
+    good_partitions = kafka.admin.NewPartitions(7, [[1, 2, 3]])
+    assert(good_partitions.total_count == 7)
+    assert(good_partitions.new_assignments == [[1, 2, 3]])
+
+
+def test_new_topic():
+    with pytest.raises(IllegalArgumentError):
+        bad_topic = kafka.admin.NewTopic('foo', -1, -1)
+    with pytest.raises(IllegalArgumentError):
+        bad_topic = kafka.admin.NewTopic('foo', 1, -1)
+    with pytest.raises(IllegalArgumentError):
+        bad_topic = kafka.admin.NewTopic('foo', 1, 1, {1 : [1, 1, 1]})
+    good_topic = kafka.admin.NewTopic('foo', 1, 2)
+    assert(good_topic.name == 'foo')
+    assert(good_topic.num_partitions == 1)
+    assert(good_topic.replication_factor == 2)
+    assert(good_topic.replica_assignments == {})
+    assert(good_topic.topic_configs == {})
+    good_topic = kafka.admin.NewTopic('bar', -1, -1, {1 : [1, 2, 3]}, {'key' : 'value'})
+    assert(good_topic.name == 'bar')
+    assert(good_topic.num_partitions == -1)
+    assert(good_topic.replication_factor == -1)
+    assert(good_topic.replica_assignments == {1: [1, 2, 3]})
+    assert(good_topic.topic_configs == {'key' : 'value'})