add most of sqs features

tests/test_sqs/test_sqs.py

@@ -41,3 +41,74 @@ def test_set_queue_attribute():
     queue.set_attribute("VisibilityTimeout", 45)
     queue = conn.get_all_queues()[0]
     queue.get_timeout().should.equal(45)
+
+
+@mock_sqs
+def test_send_message():
+    conn = boto.connect_sqs('the_key', 'the_secret')
+    queue = conn.create_queue("test-queue", visibility_timeout=60)
+
+    conn.send_message(queue, 'this is a test message')
+    conn.send_message(queue, 'this is another test message')
+
+    messages = conn.receive_message(queue, number_messages=1)
+    messages[0].get_body().should.equal('this is a test message')
+
+
+@mock_sqs
+def test_queue_length():
+    conn = boto.connect_sqs('the_key', 'the_secret')
+    queue = conn.create_queue("test-queue", visibility_timeout=60)
+
+    conn.send_message(queue, 'this is a test message')
+    conn.send_message(queue, 'this is another test message')
+    queue.count().should.equal(2)
+
+
+@mock_sqs
+def test_delete_message():
+    conn = boto.connect_sqs('the_key', 'the_secret')
+    queue = conn.create_queue("test-queue", visibility_timeout=60)
+
+    conn.send_message(queue, 'this is a test message')
+    conn.send_message(queue, 'this is another test message')
+
+    messages = conn.receive_message(queue, number_messages=1)
+    messages[0].delete()
+
+    queue.count().should.equal(1)
+
+
+@mock_sqs
+def test_send_batch_operation():
+    conn = boto.connect_sqs('the_key', 'the_secret')
+    queue = conn.create_queue("test-queue", visibility_timeout=60)
+
+    conn.send_message_batch(queue, [
+        ("my_first_message", 'test message 1', 0),
+        ("my_second_message", 'test message 2', 0),
+        ("my_third_message", 'test message 3', 0),
+    ])
+
+    messages = queue.get_messages(3)
+    messages[0].get_body().should.equal("test message 1")
+
+    # Test that pulling more messages doesn't break anything
+    messages = queue.get_messages(2)
+
+
+@mock_sqs
+def test_delete_batch_operation():
+    conn = boto.connect_sqs('the_key', 'the_secret')
+    queue = conn.create_queue("test-queue", visibility_timeout=60)
+
+    conn.send_message_batch(queue, [
+        ("my_first_message", 'test message 1', 0),
+        ("my_second_message", 'test message 2', 0),
+        ("my_third_message", 'test message 3', 0),
+    ])
+
+    messages = queue.get_messages(2)
+    queue.delete_message_batch(messages)
+
+    queue.count().should.equal(1)