tests: add functional tests for external stacks

cloudtools · danielkza · Jul 1, 2018 · Jul 1, 2018 · Jul 1, 2018 · Jul 1, 2018
commit fc868ad1aaf84a3fa9e18fc43d75fb3f0d917243
diff --git a/stacker/tests/actions/test_build.py b/stacker/tests/actions/test_build.py
@@ -3,13 +3,11 @@
 from __future__ import absolute_import
 from builtins import str
 import unittest
-from collections import namedtuple
 
 import mock
 
 from stacker import exceptions
 from stacker.actions import build
-from stacker.session_cache import get_session
 from stacker.actions.build import (
     _resolve_parameters,
     _handle_missing_parameters,
@@ -20,6 +18,7 @@
 from stacker.exceptions import StackDidNotChange, StackDoesNotExist
 from stacker.providers.base import BaseProvider
 from stacker.providers.aws.default import Provider
+from stacker.session_cache import get_session
 from stacker.status import (
     NotSubmittedStatus,
     COMPLETE,

diff --git a/stacker/tests/fixtures/mock_blueprints.py b/stacker/tests/fixtures/mock_blueprints.py
@@ -181,8 +181,10 @@ class Dummy(Blueprint):
     }
 
     def create_template(self):
+        input = self.get_variables()["StringVariable"]
         self.template.add_resource(WaitConditionHandle("Dummy"))
         self.template.add_output(Output("DummyId", Value="dummy-1234"))
+        self.template.add_output(Output("StringOutput", Value=input))
         self.template.add_output(Output("Region", Value=Ref("AWS::Region")))
 
 

diff --git a/tests/test_suite/34_stacker_build-external-stacks.bats b/tests/test_suite/34_stacker_build-external-stacks.bats
@@ -0,0 +1,74 @@
+#!/usr/bin/env bats
+
+load ../test_helper
+
+@test "stacker build - external stack" {
+  needs_aws
+
+  config1() {
+    cat <<EOF
+namespace: ${STACKER_NAMESPACE}
+stacks:
+  - name: vpc/west
+    stack_name: external-vpc
+    profile: stacker
+    region: us-west-1
+    class_path: stacker.tests.fixtures.mock_blueprints.Dummy
+  - name: vpc/east
+    stack_name: external-vpc
+    profile: stacker
+    region: us-east-1
+    class_path: stacker.tests.fixtures.mock_blueprints.Dummy
+EOF
+  }
+
+  config2() {
+    cat <<EOF
+namespace: ${STACKER_NAMESPACE}
+stacks:
+  - name: vpc/west
+    stack_name: external-vpc
+    profile: stacker
+    region: us-west-1
+    external: yes
+  - name: vpc/east
+    fqn: ${STACKER_NAMESPACE}-external-vpc
+    profile: stacker
+    region: us-east-1
+    external: yes
+  - name: vpc/combo
+    stack_name: vpc
+    profile: stacker
+    region: us-east-1
+    class_path: stacker.tests.fixtures.mock_blueprints.Dummy
+    variables:
+      StringVariable: >-
+        \${output vpc/west::Region}
+        \${output vpc/east::Region}
+EOF
+  }
+
+  teardown() {
+    stacker destroy --force <(config2)
+    stacker destroy --force <(config1)
+  }
+
+  # Create the new stacks.
+  stacker build <(config1)
+  assert "$status" -eq 0
+  assert_has_line "Using default AWS provider mode"
+  assert_has_line "vpc/west: submitted (creating new stack)"
+  assert_has_line "vpc/west: complete (creating new stack)"
+  assert_has_line "vpc/east: submitted (creating new stack)"
+  assert_has_line "vpc/east: complete (creating new stack)"
+
+  stacker build <(config2)
+  assert "$status" -eq 0
+  assert_has_line "Using default AWS provider mode"
+  assert_has_line "vpc/combo: submitted (creating new stack)"
+  assert_has_line "vpc/combo: complete (creating new stack)"
+
+  stacker info <(config2)
+  assert_has_line "StringOutput: us-west-1 us-east-1"
+
+}