Issue 22150. Quick fix to add a getter, in addition to create a field.

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/src/protocol.dart' hide AnalysisError;
 import 'package:analysis_server/src/services/correction/fix.dart';
 import 'package:analysis_server/src/services/index/index.dart';
 import 'package:analysis_server/src/services/index/local_memory_index.dart';
@@ skipping 470 matching lines @@
   String test;
 
   main() {
     f(test);
   }
 }
 f(String s) {}
 ''');
   }
 
-  void test_createField_getter_unqualified_instance_assignmentLhs() {
+  void test_createField_getter_unqualified_instance_assignmentRhs() {
     _indexTestUnit('''
 class A {
   main() {
     int v = test;
   }
 }
 ''');
     assertHasFix(FixKind.CREATE_FIELD, '''
 class A {
   int test;
@@ skipping 185 matching lines @@
     change = fix.change;
     // validate change
     List<SourceFileEdit> fileEdits = change.edits;
     expect(fileEdits, hasLength(1));
     SourceFileEdit fileEdit = change.edits[0];
     expect(fileEdit.file, '/my/project/bin/my_file.dart');
     expect(fileEdit.fileStamp, -1);
     expect(fileEdit.edits[0].replacement, contains('library my.file;'));
   }
 
+  void test_createGetter_multiLevel() {
+    _indexTestUnit('''
+class A {
+}
+class B {
+  A a;
+}
+class C {
+  B b;
+}
+main(C c) {
+  int v = c.b.a.test;
+}
+''');
+    assertHasFix(FixKind.CREATE_GETTER, '''
+class A {
+  int get test => null;
+}
+class B {
+  A a;
+}
+class C {
+  B b;
+}
+main(C c) {
+  int v = c.b.a.test;
+}
+''');
+  }
+
+  void test_createGetter_qualified_instance() {
+    _indexTestUnit('''
+class A {
+}
+main(A a) {
+  int v = a.test;
+}
+''');
+    assertHasFix(FixKind.CREATE_GETTER, '''
+class A {
+  int get test => null;
+}
+main(A a) {
+  int v = a.test;
+}
+''');
+  }
+
+  void test_createGetter_qualified_instance_dynamicType() {
+    _indexTestUnit('''
+class A {
+  B b;
+  void f(Object p) {
+    p == b.test;
+  }
+}
+class B {
+}
+''');
+    assertHasFix(FixKind.CREATE_GETTER, '''
+class A {
+  B b;
+  void f(Object p) {
+    p == b.test;
+  }
+}
+class B {
+  get test => null;
+}
+''');
+  }
+
+  void test_createGetter_setterContext() {
+    _indexTestUnit('''
+class A {
+}
+main(A a) {
+  a.test = 42;
+}
+''');
+    assertNoFix(FixKind.CREATE_GETTER);
+  }
+
+  void test_createGetter_unqualified_instance_asInvocationArgument() {
+    _indexTestUnit('''
+class A {
+  main() {
+    f(test);
+  }
+}
+f(String s) {}
+''');
+    assertHasFix(FixKind.CREATE_GETTER, '''
+class A {
+  String get test => null;
+
+  main() {
+    f(test);
+  }
+}
+f(String s) {}
+''');
+  }
+
+  void test_createGetter_unqualified_instance_assignmentLhs() {
+    _indexTestUnit('''
+class A {
+  main() {
+    test = 42;
+  }
+}
+''');
+    assertNoFix(FixKind.CREATE_GETTER);
+  }
+
+  void test_createGetter_unqualified_instance_assignmentRhs() {
+    _indexTestUnit('''
+class A {
+  main() {
+    int v = test;
+  }
+}
+''');
+    assertHasFix(FixKind.CREATE_GETTER, '''
+class A {
+  int get test => null;
+
+  main() {
+    int v = test;
+  }
+}
+''');
+  }
+
+  void test_createGetter_unqualified_instance_asStatement() {
+    _indexTestUnit('''
+class A {
+  main() {
+    test;
+  }
+}
+''');
+    // TODO
+    assertHasFix(FixKind.CREATE_GETTER, '''
+class A {
+  get test => null;
+
+  main() {
+    test;
+  }
+}
+''');
+  }
+
   void test_createLocalVariable_read_typeAssignment() {
     _indexTestUnit('''
 main() {
   int a = test;
 }
 ''');
     assertHasFix(FixKind.CREATE_LOCAL_VARIABLE, '''
 main() {
   int test;
   int a = test;
@@ skipping 382 matching lines @@
 }
 
 class B extends A {
   existing() {}
 
   noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
 }
 ''');
   }
 
+  void test_creatGetter_location_afterLastGetter() {
+    _indexTestUnit('''
+class A {
+  int existingField;
+
+  int get existingGetter => null;
+
+  existingMethod() {}
+}
+main(A a) {
+  int v = a.test;
+}
+''');
+    assertHasFix(FixKind.CREATE_GETTER, '''
+class A {
+  int existingField;
+
+  int get existingGetter => null;
+
+  int get test => null;
+
+  existingMethod() {}
+}
+main(A a) {
+  int v = a.test;
+}
+''');
+  }
+
   void test_creationFunction_forFunctionType_cascadeSecond() {
     _indexTestUnit('''
 class A {
   B ma() => null;
 }
 class B {
   useFunction(int g(double a, String b)) {}
 }
 
 main() {
@@ skipping 1435 matching lines @@
       positions.add(new Position(testFile, offset));
     }
     return positions;
   }
 
   void _indexTestUnit(String code) {
     resolveTestUnit(code);
     index.indexUnit(context, testUnit);
   }
 }