Merge pull request #2349 from dnephin/validate_all_files

Validate all files before merging them

tests/fixtures/extends/circle-1.yml

@@ -5,7 +5,7 @@ bar:
 web:
   extends:
     file: circle-2.yml
-    service: web
+    service: other
 baz:
   image: busybox
 quux:

tests/fixtures/extends/circle-2.yml

@@ -2,7 +2,7 @@ foo:
   image: busybox
 bar:
   image: busybox
-web:
+other:
   extends:
     file: circle-1.yml
     service: web

tests/integration/service_test.py

@@ -842,7 +842,13 @@ class ServiceTest(DockerClientTestCase):
             environment=['ONE=1', 'TWO=2', 'THREE=3'],
             env_file=['tests/fixtures/env/one.env', 'tests/fixtures/env/two.env'])
         env = create_and_start_container(service).environment
-        for k, v in {'ONE': '1', 'TWO': '2', 'THREE': '3', 'FOO': 'baz', 'DOO': 'dah'}.items():
+        for k, v in {
+            'ONE': '1',
+            'TWO': '2',
+            'THREE': '3',
+            'FOO': 'baz',
+            'DOO': 'dah'
+        }.items():
             self.assertEqual(env[k], v)
 
     @mock.patch.dict(os.environ)
@@ -850,9 +856,22 @@ class ServiceTest(DockerClientTestCase):
         os.environ['FILE_DEF'] = 'E1'
         os.environ['FILE_DEF_EMPTY'] = 'E2'
         os.environ['ENV_DEF'] = 'E3'
-        service = self.create_service('web', environment={'FILE_DEF': 'F1', 'FILE_DEF_EMPTY': '', 'ENV_DEF': None, 'NO_DEF': None})
+        service = self.create_service(
+            'web',
+            environment={
+                'FILE_DEF': 'F1',
+                'FILE_DEF_EMPTY': '',
+                'ENV_DEF': None,
+                'NO_DEF': None
+            }
+        )
         env = create_and_start_container(service).environment
-        for k, v in {'FILE_DEF': 'F1', 'FILE_DEF_EMPTY': '', 'ENV_DEF': 'E3', 'NO_DEF': ''}.items():
+        for k, v in {
+            'FILE_DEF': 'F1',
+            'FILE_DEF_EMPTY': '',
+            'ENV_DEF': 'E3',
+            'NO_DEF': ''
+        }.items():
             self.assertEqual(env[k], v)
 
     def test_with_high_enough_api_version_we_get_default_network_mode(self):

tests/integration/testcases.py

@@ -7,7 +7,8 @@ from pytest import skip
 
 from .. import unittest
 from compose.cli.docker_client import docker_client
-from compose.config.config import ServiceLoader
+from compose.config.config import process_service
+from compose.config.config import resolve_environment
 from compose.const import LABEL_PROJECT
 from compose.progress_stream import stream_output
 from compose.service import Service
@@ -42,23 +43,15 @@ class DockerClientTestCase(unittest.TestCase):
         if 'command' not in kwargs:
             kwargs['command'] = ["top"]
 
-        workaround_options = {}
-        for option in ['links', 'volumes_from', 'net']:
-            if option in kwargs:
-                workaround_options[option] = kwargs.pop(option, None)
-
-        options = ServiceLoader(
-            working_dir='.',
-            filename=None,
-            service_name=name,
-            service_dict=kwargs
-        ).make_service_dict()
-        options.update(workaround_options)
+        # TODO: remove this once #2299 is fixed
+        kwargs['name'] = name
 
+        options = process_service('.', kwargs)
+        options['environment'] = resolve_environment('.', kwargs)
         labels = options.setdefault('labels', {})
         labels['com.docker.compose.test-name'] = self.id()
 
-        return Service(project='composetest', client=self.client, **options)
+        return Service(client=self.client, project='composetest', **options)
 
     def check_build(self, *args, **kwargs):
         kwargs.setdefault('rm', True)

tests/unit/config/config_test.py

@@ -18,13 +18,14 @@ from tests import unittest
 
 def make_service_dict(name, service_dict, working_dir, filename=None):
     """
-    Test helper function to construct a ServiceLoader
+    Test helper function to construct a ServiceExtendsResolver
     """
-    return config.ServiceLoader(
+    resolver = config.ServiceExtendsResolver(
         working_dir=working_dir,
         filename=filename,
         service_name=name,
-        service_dict=service_dict).make_service_dict()
+        service_dict=service_dict)
+    return config.process_service(working_dir, resolver.run())
 
 
 def service_sort(services):
@@ -195,6 +196,19 @@ class ConfigTest(unittest.TestCase):
         ]
         self.assertEqual(service_sort(service_dicts), service_sort(expected))
 
+    def test_load_with_multiple_files_and_invalid_override(self):
+        base_file = config.ConfigFile(
+            'base.yaml',
+            {'web': {'image': 'example/web'}})
+        override_file = config.ConfigFile(
+            'override.yaml',
+            {'bogus': 'thing'})
+        details = config.ConfigDetails('.', [base_file, override_file])
+
+        with pytest.raises(ConfigurationError) as exc:
+            config.load(details)
+        assert 'Service "bogus" doesn\'t have any configuration' in exc.exconly()
+
     def test_config_valid_service_names(self):
         for valid_name in ['_', '-', '.__.', '_what-up.', 'what_.up----', 'whatup']:
             config.load(
@@ -1066,18 +1080,19 @@ class ExtendsTest(unittest.TestCase):
         ]))
 
     def test_circular(self):
-        try:
+        with pytest.raises(config.CircularReference) as exc:
             load_from_filename('tests/fixtures/extends/circle-1.yml')
-            raise Exception("Expected config.CircularReference to be raised")
-        except config.CircularReference as e:
-            self.assertEqual(
-                [(os.path.basename(filename), service_name) for (filename, service_name) in e.trail],
-                [
-                    ('circle-1.yml', 'web'),
-                    ('circle-2.yml', 'web'),
-                    ('circle-1.yml', 'web'),
-                ],
-            )
+
+        path = [
+            (os.path.basename(filename), service_name)
+            for (filename, service_name) in exc.value.trail
+        ]
+        expected = [
+            ('circle-1.yml', 'web'),
+            ('circle-2.yml', 'other'),
+            ('circle-1.yml', 'web'),
+        ]
+        self.assertEqual(path, expected)
 
     def test_extends_validation_empty_dictionary(self):
         with self.assertRaisesRegexp(ConfigurationError, 'service'):