Uncomment and test fixes for importing libraries.

pkg/analysis_services/test/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.
 
 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 
 library test.services.correction.fix;
 
 import 'package:analysis_services/correction/change.dart';
 import 'package:analysis_services/correction/fix.dart';
 import 'package:analysis_services/index/index.dart';
 import 'package:analysis_services/index/local_memory_index.dart';
 import 'package:analysis_services/src/search/search_engine.dart';
 import 'package:analysis_testing/abstract_single_unit.dart';
 import 'package:analysis_testing/reflective_tests.dart';
 import 'package:analyzer/src/generated/error.dart';
 import 'package:unittest/unittest.dart';
+import 'package:analyzer/src/generated/source.dart';
 
 
 main() {
   groupSep = ' | ';
   runReflectiveTests(FixProcessorTest);
 }
 
 
 @ReflectiveTestCase()
 class FixProcessorTest extends AbstractSingleUnitTest {
@@ skipping 822 matching lines @@
   print(0)
 }
 ''');
     assertHasFix(FixKind.INSERT_SEMICOLON, '''
 main() {
   print(0);
 }
 ''');
   }
 
+  void test_importLibraryPrefix_withType() {
+    _indexTestUnit('''
+import 'dart:async' as pref;
+main() {
+  pref.Stream s = null;
+  Future f = null;
+}
+''');
+    assertHasFix(FixKind.IMPORT_LIBRARY_PREFIX, '''
+import 'dart:async' as pref;
+main() {
+  pref.Stream s = null;
+  pref.Future f = null;
+}
+''');
+  }
+
+  void test_importLibraryPrefix_withTopLevelVariable() {
+    _indexTestUnit('''
+import 'dart:math' as pref;
+main() {
+  print(pref.E);
+  print(PI);
+}
+''');
+    assertHasFix(FixKind.IMPORT_LIBRARY_PREFIX, '''
+import 'dart:math' as pref;
+main() {
+  print(pref.E);
+  print(pref.PI);
+}
+''');
+  }
+
+  void test_importLibraryProject_withFunction() {
+    addSource('/lib.dart', '''
+library lib;
+myFunction() {}
+''');
+    _indexTestUnit('''
+main() {
+  myFunction();
+}
+''');
+    performAllAnalysisTasks();
+    assertHasFix(FixKind.IMPORT_LIBRARY_PROJECT, '''
+import 'lib.dart';
+
+main() {
+  myFunction();
+}
+''');
+  }
+
+  void test_importLibraryPackage_withType() {
+    // TODO(scheglov) move PackageMapUriResolver into analyzer and implement
+    provider.newFile('/packages/my_pkg/lib/my_lib.dart', '''
+//library my_lib;
+//class Test {}
+//''');
+//    testFile = '/project/test.dart';
+//    addSource('/tmp/other.dart', "import 'package:my_pkg/my_lib.dart';");
+//    _indexTestUnit('''
+//main() {
+//  Test test = null;
+//}
+//''');
+//    performAllAnalysisTasks();
+//    assertHasFix(FixKind.IMPORT_LIBRARY_PROJECT, '''
+//import 'package:my_pkg/my_lib.dart';
+//
+//main() {
+//  Test test = null;
+//}
+//''');
+  }
+
+  void test_importLibraryProject_withTopLevelVariable() {
+    addSource('/lib.dart', '''
+library lib;
+int MY_VAR = 42;
+''');
+    _indexTestUnit('''
+main() {
+  print(MY_VAR);
+}
+''');
+    performAllAnalysisTasks();
+    assertHasFix(FixKind.IMPORT_LIBRARY_PROJECT, '''
+import 'lib.dart';
+
+main() {
+  print(MY_VAR);
+}
+''');
+  }
+
+  void test_importLibraryProject_withType_inParentFolder() {
+    testFile = '/project/bin/test.dart';
+    addSource('/project/lib.dart', '''
+library lib;
+class Test {}
+''');
+    _indexTestUnit('''
+main() {
+  Test t = null;
+}
+''');
+    performAllAnalysisTasks();
+    assertHasFix(FixKind.IMPORT_LIBRARY_PROJECT, '''
+import '../lib.dart';
+
+main() {
+  Test t = null;
+}
+''');
+  }
+
+  void test_importLibraryProject_withType_inRelativeFolder() {
+    testFile = '/project/bin/test.dart';
+    addSource('/project/lib/sub/folder/lib.dart', '''
+library lib;
+class Test {}
+''');
+    _indexTestUnit('''
+main() {
+  Test t = null;
+}
+''');
+    performAllAnalysisTasks();
+    assertHasFix(FixKind.IMPORT_LIBRARY_PROJECT, '''
+import '../lib/sub/folder/lib.dart';
+
+main() {
+  Test t = null;
+}
+''');
+  }
+
+  void test_importLibraryProject_withType_inSameFolder() {
+    testFile = '/project/bin/test.dart';
+    addSource('/project/bin/lib.dart', '''
+library lib;
+class Test {}
+''');
+    _indexTestUnit('''
+main() {
+  Test t = null;
+}
+''');
+    performAllAnalysisTasks();
+    assertHasFix(FixKind.IMPORT_LIBRARY_PROJECT, '''
+import 'lib.dart';
+
+main() {
+  Test t = null;
+}
+''');
+  }
+
+  void test_importLibrarySdk_withTopLevelVariable() {
+    _ensureSdkMathLibraryResolved();
+    _indexTestUnit('''
+main() {
+  print(PI);
+}
+''');
+    performAllAnalysisTasks();
+    assertHasFix(FixKind.IMPORT_LIBRARY_SDK, '''
+import 'dart:math';
+
+main() {
+  print(PI);
+}
+''');
+  }
+
+  void test_importLibrarySdk_withType_invocationTarget() {
+    _ensureSdkAsyncLibraryResolved();
+    _indexTestUnit('''
+main() {
+  Future.wait(null);
+}
+''');
+    assertHasFix(FixKind.IMPORT_LIBRARY_SDK, '''
+import 'dart:async';
+
+main() {
+  Future.wait(null);
+}
+''');
+  }
+
+  void test_importLibrarySdk_withType_typeAnnotation() {
+    _ensureSdkAsyncLibraryResolved();
+    _indexTestUnit('''
+main() {
+  Future f = null;
+}
+''');
+    assertHasFix(FixKind.IMPORT_LIBRARY_SDK, '''
+import 'dart:async';
+
+main() {
+  Future f = null;
+}
+''');
+  }
+
+  void test_importLibrarySdk_withType_typeAnnotation_PrefixedIdentifier() {
+    _ensureSdkAsyncLibraryResolved();
+    _indexTestUnit('''
+main() {
+  Future.wait;
+}
+''');
+    assertHasFix(FixKind.IMPORT_LIBRARY_SDK, '''
+import 'dart:async';
+
+main() {
+  Future.wait;
+}
+''');
+  }
+
+  void test_importLibraryShow() {
+    _indexTestUnit('''
+import 'dart:async' show Stream;
+main() {
+  Stream s = null;
+  Future f = null;
+}
+''');
+    assertHasFix(FixKind.IMPORT_LIBRARY_SHOW, '''
+import 'dart:async' show Future, Stream;
+main() {
+  Stream s = null;
+  Future f = null;
+}
+''');
+  }
+
   void test_isNotNull() {
     _indexTestUnit('''
 main(p) {
   p is! Null;
 }
 ''');
     assertHasFix(FixKind.USE_NOT_EQ_NULL, '''
 main(p) {
   p != null;
 }
@@ skipping 701 matching lines @@
     List<LinkedPositionGroup> groups = change.linkedPositionGroups;
     for (LinkedPositionGroup group in groups) {
       if (group.id == groupId) {
         expect(group.proposals, expected);
         return;
       }
     }
     fail('No group with ID=$groupId foind in\n${groups.join('\n')}');
   }
 
+  /**
+   * We search for elements only already resolved lbiraries, and we use
+   * `dart:async` elements in tests.
+   */
+  void _ensureSdkAsyncLibraryResolved() {
+    resolveLibraryUnit(addSource('/other.dart', 'import "dart:async";'));
+  }
+
+  /**
+   * We search for elements only already resolved lbiraries, and we use
+   * `dart:async` elements in tests.
+   */
+  void _ensureSdkMathLibraryResolved() {
+    resolveLibraryUnit(addSource('/other.dart', 'import "dart:math";'));
+  }
+
   AnalysisError _findErrorToFix() {
     List<AnalysisError> errors = context.computeErrors(testSource);
     expect(
         errors,
         hasLength(1),
         reason: 'Exactly 1 error expected, but ${errors.length} found:\n' +
             errors.join('\n'));
     return errors[0];
   }
 
   List<Position> _findResultPositions(List<String> searchStrings) {
     List<Position> positions = <Position>[];
     for (String search in searchStrings) {
       int offset = resultCode.indexOf(search);
       int length = getLeadingIdentifierLength(search);
       positions.add(new Position(testFile, offset, length));
     }
     return positions;
   }
 
   void _indexTestUnit(String code) {
     resolveTestUnit(code);
     index.indexUnit(context, testUnit);
   }
 }