Error handling for bad `.analysis_options` files.

pkg/analysis_server/test/context_manager_test.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library test.context.directory.manager;
 
 import 'dart:collection';
 
 import 'package:analysis_server/src/context_manager.dart';
 import 'package:analyzer/file_system/file_system.dart';
@@ skipping 78 matching lines @@
     callbacks = new TestContextManagerCallbacks(resourceProvider);
     manager.callbacks = callbacks;
     resourceProvider.newFolder(projPath);
     ContextManagerImpl.ENABLE_PACKAGESPEC_SUPPORT = true;
   }
 
   void tearDown() {
     ContextManagerImpl.ENABLE_PACKAGESPEC_SUPPORT = false;
   }
 
+  test_analysis_options_parse_failure() async {
+    // Create files.
+    String libPath = newFolder([projPath, LIB_NAME]);
+    newFile([libPath, 'main.dart']);
+    String sdkExtPath = newFolder([projPath, 'sdk_ext']);
+    newFile([sdkExtPath, 'entry.dart']);
+    String sdkExtSrcPath = newFolder([projPath, 'sdk_ext', 'src']);
+    newFile([sdkExtSrcPath, 'part.dart']);
+    // Setup analysis options file with ignore list.
+    newFile(
+        [projPath, '.analysis_options'],
+        r'''
+;
+''');
+    // Setup context.
+    manager.setRoots(<String>[projPath], <String>[], <String, String>{});
+
+    // No error means success.
+  }
+
   void test_contextsInAnalysisRoot_nestedContext() {
     String subProjPath = posix.join(projPath, 'subproj');
     Folder subProjFolder = resourceProvider.newFolder(subProjPath);
     resourceProvider.newFile(
         posix.join(subProjPath, 'pubspec.yaml'), 'contents');
     String subProjFilePath = posix.join(subProjPath, 'file.dart');
     resourceProvider.newFile(subProjFilePath, 'contents');
     manager.setRoots(<String>[projPath], <String>[], <String, String>{});
     // Make sure that there really are contexts for both the main project and
     // the subproject.
@@ skipping 231 matching lines @@
     var contexts =
         manager.contextsInAnalysisRoot(resourceProvider.newFolder(projPath));
     expect(contexts.length, 2);
     expect(contexts[0].name, equals('/my/proj'));
     expect(contexts[1].name, equals('/my/proj/lib'));
   }
 
   // TODO(paulberry): This test only tests PackagesFileDisposition.
   // Once http://dartbug.com/23909 is fixed, add a test for sdk extensions
   // and PackageMapDisposition.
-  test_sdk_ext_packagespec() async {
-    // Create files.
-    String libPath = newFolder([projPath, LIB_NAME]);
-    newFile([libPath, 'main.dart']);
-    newFile([libPath, 'nope.dart']);
-    String sdkExtPath = newFolder([projPath, 'sdk_ext']);
-    newFile([sdkExtPath, 'entry.dart']);
-    String sdkExtSrcPath = newFolder([projPath, 'sdk_ext', 'src']);
-    newFile([sdkExtSrcPath, 'part.dart']);
-    // Setup sdk extension mapping.
-    newFile(
-        [libPath, '_sdkext'],
-        r'''
-{
-  "dart:foobar": "../sdk_ext/entry.dart"
-}
-''');
-    // Setup .packages file
-    newFile(
-        [projPath, '.packages'],
-        r'''
-test_pack:lib/
-''');
-    // Setup context.
-    manager.setRoots(<String>[projPath], <String>[], <String, String>{});
-    // Confirm that one context was created.
-    var contexts =
-        manager.contextsInAnalysisRoot(resourceProvider.newFolder(projPath));
-    expect(contexts, isNotNull);
-    expect(contexts.length, equals(1));
-    var context = contexts[0];
-    var source = context.sourceFactory.forUri('dart:foobar');
-    expect(source.fullName, equals('/my/proj/sdk_ext/entry.dart'));
-  }
-
   test_refresh_folder_with_packagespec() {
     // create a context with a .packages file
     String packagespecFile = posix.join(projPath, '.packages');
     resourceProvider.newFile(packagespecFile, '');
     manager.setRoots(<String>[projPath], <String>[], <String, String>{});
     return pumpEventQueue().then((_) {
       expect(callbacks.currentContextPaths.toList(), [projPath]);
       callbacks.now++;
       manager.refresh(null);
       return pumpEventQueue().then((_) {
@@ skipping 87 matching lines @@
       callbacks.now++;
       manager.refresh([resourceProvider.getResource(proj2Path)]);
       return pumpEventQueue().then((_) {
         expect(callbacks.currentContextPaths.toList(), unorderedEquals(roots));
         expect(callbacks.currentContextTimestamps[projPath], then);
         expect(callbacks.currentContextTimestamps[proj2Path], callbacks.now);
       });
     });
   }
 
+  test_sdk_ext_packagespec() async {
+    // Create files.
+    String libPath = newFolder([projPath, LIB_NAME]);
+    newFile([libPath, 'main.dart']);
+    newFile([libPath, 'nope.dart']);
+    String sdkExtPath = newFolder([projPath, 'sdk_ext']);
+    newFile([sdkExtPath, 'entry.dart']);
+    String sdkExtSrcPath = newFolder([projPath, 'sdk_ext', 'src']);
+    newFile([sdkExtSrcPath, 'part.dart']);
+    // Setup sdk extension mapping.
+    newFile(
+        [libPath, '_sdkext'],
+        r'''
+{
+  "dart:foobar": "../sdk_ext/entry.dart"
+}
+''');
+    // Setup .packages file
+    newFile(
+        [projPath, '.packages'],
+        r'''
+test_pack:lib/
+''');
+    // Setup context.
+    manager.setRoots(<String>[projPath], <String>[], <String, String>{});
+    // Confirm that one context was created.
+    var contexts =
+        manager.contextsInAnalysisRoot(resourceProvider.newFolder(projPath));
+    expect(contexts, isNotNull);
+    expect(contexts.length, equals(1));
+    var context = contexts[0];
+    var source = context.sourceFactory.forUri('dart:foobar');
+    expect(source.fullName, equals('/my/proj/sdk_ext/entry.dart'));
+  }
+
   void test_setRoots_addFolderWithDartFile() {
     String filePath = posix.join(projPath, 'foo.dart');
     resourceProvider.newFile(filePath, 'contents');
     manager.setRoots(<String>[projPath], <String>[], <String, String>{});
     // verify
     var filePaths = callbacks.currentContextFilePaths[projPath];
     expect(filePaths, hasLength(1));
     expect(filePaths, contains(filePath));
     List<AnalysisContext> contextsInAnalysisRoot =
         manager.contextsInAnalysisRoot(resourceProvider.newFolder(projPath));
@@ skipping 1216 matching lines @@
 class TestUriResolver extends UriResolver {
   Map<Uri, Source> uriMap;
 
   TestUriResolver(this.uriMap);
 
   @override
   Source resolveAbsolute(Uri uri, [Uri actualUri]) {
     return uriMap[uri];
   }
 }