90 lines
3.0 KiB
Python
90 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
|
|
from __future__ import absolute_import, division, print_function, unicode_literals
|
|
|
|
# Standard library modules
|
|
import unittest
|
|
|
|
# Third-party modules
|
|
import boto3
|
|
from botocore.exceptions import ClientError
|
|
|
|
# Package modules
|
|
from moto import mock_cloudformation
|
|
|
|
AWS_REGION = "us-west-1"
|
|
|
|
SG_STACK_NAME = "simple-sg-stack"
|
|
SG_TEMPLATE = """
|
|
AWSTemplateFormatVersion: 2010-09-09
|
|
Description: Simple test CF template for moto_cloudformation
|
|
|
|
|
|
Resources:
|
|
SimpleSecurityGroup:
|
|
Type: AWS::EC2::SecurityGroup
|
|
Description: "A simple security group"
|
|
Properties:
|
|
GroupName: simple-security-group
|
|
GroupDescription: "A simple security group"
|
|
SecurityGroupEgress:
|
|
-
|
|
Description: "Egress to remote HTTPS servers"
|
|
CidrIp: 0.0.0.0/0
|
|
IpProtocol: tcp
|
|
FromPort: 443
|
|
ToPort: 443
|
|
|
|
Outputs:
|
|
SimpleSecurityGroupName:
|
|
Value: !GetAtt SimpleSecurityGroup.GroupId
|
|
Export:
|
|
Name: "SimpleSecurityGroup"
|
|
|
|
"""
|
|
|
|
EC2_STACK_NAME = "simple-ec2-stack"
|
|
EC2_TEMPLATE = """
|
|
---
|
|
# The latest template format version is "2010-09-09" and as of 2018-04-09
|
|
# is currently the only valid value.
|
|
AWSTemplateFormatVersion: 2010-09-09
|
|
Description: Simple test CF template for moto_cloudformation
|
|
|
|
|
|
Resources:
|
|
SimpleInstance:
|
|
Type: AWS::EC2::Instance
|
|
Properties:
|
|
ImageId: ami-03cf127a
|
|
InstanceType: t2.micro
|
|
SecurityGroups: !Split [',', !ImportValue SimpleSecurityGroup]
|
|
"""
|
|
|
|
|
|
class TestSimpleInstance(unittest.TestCase):
|
|
def test_simple_instance(self):
|
|
"""Test that we can create a simple CloudFormation stack that imports values from an existing CloudFormation stack"""
|
|
with mock_cloudformation():
|
|
client = boto3.client("cloudformation", region_name=AWS_REGION)
|
|
client.create_stack(StackName=SG_STACK_NAME, TemplateBody=SG_TEMPLATE)
|
|
response = client.create_stack(
|
|
StackName=EC2_STACK_NAME, TemplateBody=EC2_TEMPLATE
|
|
)
|
|
self.assertIn("StackId", response)
|
|
response = client.describe_stacks(StackName=response["StackId"])
|
|
self.assertIn("Stacks", response)
|
|
stack_info = response["Stacks"]
|
|
self.assertEqual(1, len(stack_info))
|
|
self.assertIn("StackName", stack_info[0])
|
|
self.assertEqual(EC2_STACK_NAME, stack_info[0]["StackName"])
|
|
|
|
def test_simple_instance_missing_export(self):
|
|
"""Test that we get an exception if a CloudFormation stack tries to imports a non-existent export value"""
|
|
with mock_cloudformation():
|
|
client = boto3.client("cloudformation", region_name=AWS_REGION)
|
|
with self.assertRaises(ClientError) as e:
|
|
client.create_stack(StackName=EC2_STACK_NAME, TemplateBody=EC2_TEMPLATE)
|
|
self.assertIn("Error", e.exception.response)
|
|
self.assertIn("Code", e.exception.response["Error"])
|
|
self.assertEqual("ExportNotFound", e.exception.response["Error"]["Code"])
|