Fix for 'Create part' Quick Fix.

pkg/analysis_server/test/services/correction/fix_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.services.correction.fix;
 
 import 'package:analysis_server/edit/fix/fix_core.dart';
 import 'package:analysis_server/src/protocol.dart' hide AnalysisError;
 import 'package:analysis_server/src/services/correction/fix.dart';
 import 'package:analysis_server/src/services/correction/fix_internal.dart';
@@ skipping 1060 matching lines @@
     // validate change
     List<SourceFileEdit> fileEdits = change.edits;
     expect(fileEdits, hasLength(1));
     SourceFileEdit fileEdit = change.edits[0];
     expect(fileEdit.file, '/my/project/bin/my_part.dart');
     expect(fileEdit.fileStamp, -1);
     expect(fileEdit.edits, hasLength(1));
     expect(fileEdit.edits[0].replacement, contains('part of my.lib;'));
   }
 
+  void test_createFile_forPart_inPackageLib() {
+    provider.newFile('/my/pubspec.yaml', r'''
+name: my_test
+''');
+    testFile = '/my/lib/test.dart';
+    addTestSource('''
+library my.lib;
+part 'my_part.dart';
+''', Uri.parse('package:my/test.dart'));
+    // configure SourceFactory
+    UriResolver pkgResolver = new PackageMapUriResolver(
+        provider, {'my': [provider.getResource('/my/lib')],});
+    context.sourceFactory = new SourceFactory(
+        [AbstractContextTest.SDK_RESOLVER, pkgResolver, resourceResolver]);
+    // prepare fix
+    testUnit = resolveLibraryUnit(testSource);
+    AnalysisError error = _findErrorToFix();
+    fix = _assertHasFix(DartFixKind.CREATE_FILE, error);
+    change = fix.change;
+    // validate change
+    List<SourceFileEdit> fileEdits = change.edits;
+    expect(fileEdits, hasLength(1));
+    SourceFileEdit fileEdit = change.edits[0];
+    expect(fileEdit.file, '/my/lib/my_part.dart');
+    expect(fileEdit.fileStamp, -1);
+    expect(fileEdit.edits, hasLength(1));
+    expect(fileEdit.edits[0].replacement, contains('part of my.lib;'));
+  }
+
   void test_createGetter_BAD_inSDK() {
     resolveTestUnit('''
 main(List p) {
   int v = p.foo;
 }
 ''');
     assertNoFix(DartFixKind.CREATE_GETTER);
   }
 
   void test_createGetter_hint_getter() {
@@ skipping 2554 matching lines @@
 
   List<Position> _findResultPositions(List<String> searchStrings) {
     List<Position> positions = <Position>[];
     for (String search in searchStrings) {
       int offset = resultCode.indexOf(search);
       positions.add(new Position(testFile, offset));
     }
     return positions;
   }
 }