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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 171 matching lines @@
 
   void test_setRoots_addFolderWithDummyLink() {
     String filePath = posix.join(projPath, 'foo.dart');
     resourceProvider.newDummyLink(filePath);
     manager.setRoots(<String>[projPath], <String>[], <String, String>{});
     // verify
     var filePaths = manager.currentContextFilePaths[projPath];
     expect(filePaths, isEmpty);
   }
 
+  void test_setRoots_addFolderWithoutPubspec() {
+    packageMapProvider.packageMap = null;
+    manager.setRoots(<String>[projPath], <String>[], <String, String>{});
+    // verify
+    expect(manager.currentContextPaths, hasLength(1));
+    expect(manager.currentContextPaths, contains(projPath));
+    expect(manager.currentContextFilePaths[projPath], hasLength(0));
+  }
+
   void test_setRoots_addFolderWithPubspec() {
     String pubspecPath = posix.join(projPath, 'pubspec.yaml');
     resourceProvider.newFile(pubspecPath, 'pubspec');
     manager.setRoots(<String>[projPath], <String>[], <String, String>{});
     // verify
     expect(manager.currentContextPaths, hasLength(1));
     expect(manager.currentContextPaths, contains(projPath));
     expect(manager.currentContextFilePaths[projPath], hasLength(0));
   }
 
@@ skipping 59 matching lines @@
     // verify package maps
     _checkPackageMap(root, isNull);
     _checkPackageMap(
         subProjectA,
         equals(packageMapProvider.packageMaps[subProjectA]));
     _checkPackageMap(
         subProjectB,
         equals(packageMapProvider.packageMaps[subProjectB]));
   }
 
-  void test_setRoots_addFolderWithoutPubspec() {
-    packageMapProvider.packageMap = null;
-    manager.setRoots(<String>[projPath], <String>[], <String, String>{});
-    // verify
-    expect(manager.currentContextPaths, hasLength(1));
-    expect(manager.currentContextPaths, contains(projPath));
-    expect(manager.currentContextFilePaths[projPath], hasLength(0));
-  }
-
   void test_setRoots_addPackageRoot() {
     String packagePathFoo = '/package1/foo';
     String packageRootPath = '/package2/foo';
     Folder packageFolder = resourceProvider.newFolder(packagePathFoo);
     packageMapProvider.packageMap = {
       'foo': [packageFolder]
     };
     List<String> includedPaths = <String>[projPath];
     List<String> excludedPaths = <String>[];
     manager.setRoots(includedPaths, excludedPaths, <String, String>{});
@@ skipping 174 matching lines @@
   void test_setRoots_newlyAddedFoldersGetProperPackageMap() {
     String packagePath = '/package/foo';
     Folder packageFolder = resourceProvider.newFolder(packagePath);
     packageMapProvider.packageMap = {
       'foo': [packageFolder]
     };
     manager.setRoots(<String>[projPath], <String>[], <String, String>{});
     _checkPackageMap(projPath, equals(packageMapProvider.packageMap));
   }
 
+  void test_setRoots_removeFolderWithoutPubspec() {
+    packageMapProvider.packageMap = null;
+    // add one root - there is a context
+    manager.setRoots(<String>[projPath], <String>[], <String, String>{});
+    expect(manager.currentContextPaths, hasLength(1));
+    // set empty roots - no contexts
+    manager.setRoots(<String>[], <String>[], <String, String>{});
+    expect(manager.currentContextPaths, hasLength(0));
+    expect(manager.currentContextFilePaths, hasLength(0));
+  }
+
   void test_setRoots_removeFolderWithPubspec() {
     // create a pubspec
     String pubspecPath = posix.join(projPath, 'pubspec.yaml');
     resourceProvider.newFile(pubspecPath, 'pubspec');
     // add one root - there is a context
     manager.setRoots(<String>[projPath], <String>[], <String, String>{});
     expect(manager.currentContextPaths, hasLength(1));
     // set empty roots - no contexts
     manager.setRoots(<String>[], <String>[], <String, String>{});
     expect(manager.currentContextPaths, hasLength(0));
@@ skipping 29 matching lines @@
     manager.assertContextFiles(projectB, [projectB_file]);
     manager.assertContextFiles(subProjectA, [subProjectA_file]);
     manager.assertContextFiles(subProjectB, [subProjectB_file]);
     // remove "projectB"
     manager.setRoots(<String>[projectA], <String>[], <String, String>{});
     manager.assertContextPaths([projectA, subProjectA]);
     manager.assertContextFiles(projectA, [projectA_file]);
     manager.assertContextFiles(subProjectA, [subProjectA_file]);
   }
 
-  void test_setRoots_removeFolderWithoutPubspec() {
-    packageMapProvider.packageMap = null;
-    // add one root - there is a context
-    manager.setRoots(<String>[projPath], <String>[], <String, String>{});
-    expect(manager.currentContextPaths, hasLength(1));
-    // set empty roots - no contexts
-    manager.setRoots(<String>[], <String>[], <String, String>{});
-    expect(manager.currentContextPaths, hasLength(0));
-    expect(manager.currentContextFilePaths, hasLength(0));
-  }
-
   void test_setRoots_removePackageRoot() {
     String packagePathFoo = '/package1/foo';
     String packageRootPath = '/package2/foo';
     Folder packageFolder = resourceProvider.newFolder(packagePathFoo);
     packageMapProvider.packageMap = {
       'foo': [packageFolder]
     };
     List<String> includedPaths = <String>[projPath];
     List<String> excludedPaths = <String>[];
     manager.setRoots(includedPaths, excludedPaths, <String, String>{
@@ skipping 26 matching lines @@
     // add file
     String filePath = posix.join(projPath, 'foo.dart');
     resourceProvider.newFile(filePath, 'contents');
     // the file was added
     return pumpEventQueue().then((_) {
       expect(filePaths, hasLength(1));
       expect(filePaths, contains(filePath));
     });
   }
 
-  test_watch_addFileInSubfolder() {
-    manager.setRoots(<String>[projPath], <String>[], <String, String>{});
-    // empty folder initially
-    Map<String, int> filePaths = manager.currentContextFilePaths[projPath];
-    expect(filePaths, hasLength(0));
-    // add file in subfolder
-    String filePath = posix.join(projPath, 'foo', 'bar.dart');
-    resourceProvider.newFile(filePath, 'contents');
-    // the file was added
-    return pumpEventQueue().then((_) {
-      expect(filePaths, hasLength(1));
-      expect(filePaths, contains(filePath));
-    });
-  }
-
   test_watch_addFile_excluded() {
     // prepare paths
     String project = '/project';
     String folderA = '$project/aaa';
     String folderB = '$project/bbb';
     String fileA = '$folderA/a.dart';
     String fileB = '$folderB/b.dart';
     // create files
     resourceProvider.newFile(fileA, 'library a;');
     // set roots
     manager.setRoots(<String>[project], <String>[folderB], <String, String>{});
     manager.assertContextPaths([project]);
     manager.assertContextFiles(project, [fileA]);
     // add a file, ignored as excluded
     resourceProvider.newFile(fileB, 'library b;');
     return pumpEventQueue().then((_) {
       manager.assertContextPaths([project]);
       manager.assertContextFiles(project, [fileA]);
     });
   }
 
+  test_watch_addFileInSubfolder() {
+    manager.setRoots(<String>[projPath], <String>[], <String, String>{});
+    // empty folder initially
+    Map<String, int> filePaths = manager.currentContextFilePaths[projPath];
+    expect(filePaths, hasLength(0));
+    // add file in subfolder
+    String filePath = posix.join(projPath, 'foo', 'bar.dart');
+    resourceProvider.newFile(filePath, 'contents');
+    // the file was added
+    return pumpEventQueue().then((_) {
+      expect(filePaths, hasLength(1));
+      expect(filePaths, contains(filePath));
+    });
+  }
+
   test_watch_addPubspec_toRoot() {
     // prepare paths
     String root = '/root';
     String rootFile = '$root/root.dart';
     String rootPubspec = '$root/pubspec.yaml';
     // create files
     resourceProvider.newFile(rootFile, 'library root;');
     // set roots
     manager.setRoots(<String>[root], <String>[], <String, String>{});
     manager.assertContextPaths([root]);
@@ skipping 53 matching lines @@
     return pumpEventQueue().then((_) {
       manager.assertContextPaths([root, subProject]);
       manager.assertContextFiles(root, [rootFile]);
       manager.assertContextFiles(subProject, [subFile]);
     });
   }
 
   test_watch_deleteFile() {
     String filePath = posix.join(projPath, 'foo.dart');
     // add root with a file
-    resourceProvider.newFile(filePath, 'contents');
+    File file = resourceProvider.newFile(filePath, 'contents');
+    Folder projFolder = file.parent;
     manager.setRoots(<String>[projPath], <String>[], <String, String>{});
     // the file was added
     Map<String, int> filePaths = manager.currentContextFilePaths[projPath];
     expect(filePaths, hasLength(1));
     expect(filePaths, contains(filePath));
+    expect(file.exists, isTrue);
+    expect(projFolder.exists, isTrue);
     // delete the file
     resourceProvider.deleteFile(filePath);
     return pumpEventQueue().then((_) {
+      expect(file.exists, isFalse);
+      expect(projFolder.exists, isTrue);
       return expect(filePaths, hasLength(0));
     });
   }
+
+  test_watch_deleteFolder() {
+    String filePath = posix.join(projPath, 'foo.dart');
+    // add root with a file
+    File file = resourceProvider.newFile(filePath, 'contents');
+    Folder projFolder = file.parent;
+    manager.setRoots(<String>[projPath], <String>[], <String, String>{});
+    // the file was added
+    Map<String, int> filePaths = manager.currentContextFilePaths[projPath];
+    expect(filePaths, hasLength(1));
+    expect(filePaths, contains(filePath));
+    expect(file.exists, isTrue);
+    expect(projFolder.exists, isTrue);
+    // delete the folder
+    resourceProvider.deleteFolder(projPath);
+    return pumpEventQueue().then((_) {
+      expect(file.exists, isFalse);
+      expect(projFolder.exists, isFalse);
+      return expect(filePaths, hasLength(0));
+    });
+  }
 
   test_watch_deletePubspec_fromRoot() {
     // prepare paths
     String root = '/root';
     String rootPubspec = '$root/pubspec.yaml';
     String rootFile = '$root/root.dart';
     // create files
     resourceProvider.newFile(rootPubspec, 'pubspec');
     resourceProvider.newFile(rootFile, 'library root;');
     // set roots
@@ skipping 218 matching lines @@
     currentContextSources.remove(path);
     currentContextPackageUriResolvers.remove(path);
   }
 
   @override
   void updateContextPackageUriResolver(Folder contextFolder,
       UriResolver packageUriResolver) {
     currentContextPackageUriResolvers[contextFolder.path] = packageUriResolver;
   }
 }