Extract 'DartUnitHighlightsComputer' tests into a separate file.

pkg/analysis_server/test/domain_analysis_test.dart

Index: pkg/analysis_server/test/domain_analysis_test.dart
diff --git a/pkg/analysis_server/test/domain_analysis_test.dart b/pkg/analysis_server/test/domain_analysis_test.dart
index 4b336c020e8e704e2be555d0d9f17628ef17d602..da24c504e1819051939942371b931eae9d6e01a0 100644
--- a/pkg/analysis_server/test/domain_analysis_test.dart
+++ b/pkg/analysis_server/test/domain_analysis_test.dart
@@ -38,8 +38,6 @@ main() {
   });
 
   group('notification.errors', testNotificationErrors);
-  group('notification.highlights', testNotificationHighlights);
-  group('notification.navigation', testNotificationNavigation);
   group('updateContent', testUpdateContent);
   group('setSubscriptions', test_setSubscriptions);
 
@@ -421,1161 +419,6 @@ testNotificationErrors() {
 }
 
 
-class NotificationHighlightHelper extends AnalysisTestHelper {
-  List<Map<String, Object>> regions;
-
-  Future prepareRegions(then()) {
-    addAnalysisSubscriptionHighlights(testFile);
-    return waitForOperationsFinished().then((_) {
-      regions = getTestHighlights();
-      then();
-    });
-  }
-
-  void assertHasRawRegion(HighlightType type, int offset, int length) {
-    for (Map<String, Object> region in regions) {
-      if (region['offset'] == offset && region['length'] == length
-          && region['type'] == type.name) {
-        return;
-      }
-    }
-    fail('Expected to find (offset=$offset; length=$length; type=$type) in\n'
-         '${regions.join('\n')}');
-  }
-
-  void assertNoRawRegion(HighlightType type, int offset, int length) {
-    for (Map<String, Object> region in regions) {
-      if (region['offset'] == offset && region['length'] == length
-          && region['type'] == type.name) {
-        fail('Not expected to find (offset=$offset; length=$length; type=$type) in\n'
-             '${regions.join('\n')}');
-      }
-    }
-  }
-
-  void assertHasRegion(HighlightType type, String search, [int length = -1]) {
-    int offset = testCode.indexOf(search);
-    expect(offset, isNot(-1));
-    length = findRegionLength(search, length);
-    assertHasRawRegion(type, offset, length);
-  }
-
-  void assertNoRegion(HighlightType type, String search, [int length = -1]) {
-    int offset = testCode.indexOf(search);
-    expect(offset, isNot(-1));
-    length = findRegionLength(search, length);
-    assertNoRawRegion(type, offset, length);
-  }
-
-  int findRegionLength(String search, int length) {
-    if (length == -1) {
-      length = 0;
-      while (length < search.length) {
-        int c = search.codeUnitAt(length);
-        if (length == 0 && c == '@'.codeUnitAt(0)) {
-          length++;
-          continue;
-        }
-        if (!(c >= 'a'.codeUnitAt(0) && c <= 'z'.codeUnitAt(0) ||
-              c >= 'A'.codeUnitAt(0) && c <= 'Z'.codeUnitAt(0) ||
-              c >= '0'.codeUnitAt(0) && c <= '9'.codeUnitAt(0))) {
-          break;
-        }
-        length++;
-      }
-    }
-    return length;
-  }
-}
-
-
-testNotificationHighlights() {
-  Future testRegions(String code, then(NotificationHighlightHelper helper)) {
-    var helper = new NotificationHighlightHelper();
-    helper.createSingleFileProject(code);
-    return helper.prepareRegions(() {
-      then(helper);
-    });
-  }
-
-  group('ANNOTATION', () {
-    test('no arguments', () {
-      var code = '''
-const AAA = 42;
-@AAA main() {}
-''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.ANNOTATION, '@AAA');
-      });
-    });
-
-    test('has arguments', () {
-      var code = '''
-class AAA {
-  const AAA(a, b, c);
-}
-@AAA(1, 2, 3) main() {}
-''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.ANNOTATION, '@AAA(', '@AAA('.length);
-        helper.assertHasRegion(HighlightType.ANNOTATION, ') main', ')'.length);
-      });
-    });
-  });
-
-  group('BUILT_IN', () {
-    test('abstract', () {
-      var code = '''
-abstract class A {};
-main() {
-  var abstract = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'abstract class');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'abstract = 42');
-      });
-    });
-
-    test('as', () {
-      var code = '''
-import 'dart:math' as math;
-main() {
-  p as int;
-  var as = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'as math');
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'as int');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'as = 42');
-      });
-    });
-
-    test('deferred', () {
-      var code = '''
-import 'dart:math' deferred as math;
-main() {
-  var deferred = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'deferred as math');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'deferred = 42');
-      });
-    });
-
-    test('export', () {
-      var code = '''
-export "dart:math";
-main() {
-  var export = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'export "dart:');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'export = 42');
-      });
-    });
-
-    test('external', () {
-      var code = '''
-class A {
-  external A();
-  external aaa();
-}
-external main() {
-  var external = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'external A()');
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'external aaa()');
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'external main()');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'external = 42');
-      });
-    });
-
-    test('factory', () {
-      var code = '''
-class A {
-  factory A() => null;
-}
-main() {
-  var factory = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'factory A()');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'factory = 42');
-      });
-    });
-
-    test('get', () {
-      var code = '''
-get aaa => 1;
-class A {
-  get bbb => 2;
-}
-main() {
-  var get = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'get aaa =>');
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'get bbb =>');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'get = 42');
-      });
-    });
-
-    test('hide', () {
-      var code = '''
-import 'foo.dart' hide Foo;
-main() {
-  var hide = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'hide Foo');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'hide = 42');
-      });
-    });
-
-    test('implements', () {
-      var code = '''
-class A {}
-class B implements A {}
-main() {
-  var implements = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'implements A {}');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'implements = 42');
-      });
-    });
-
-    test('import', () {
-      var code = '''
-import "foo.dart";
-main() {
-  var import = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'import "');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'import = 42');
-      });
-    });
-
-    test('library', () {
-      var code = '''
-library lib;
-main() {
-  var library = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'library lib;');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'library = 42');
-      });
-    });
-
-    test('native', () {
-      var code = '''
-class A native "A_native" {}
-class B {
-  bbb() native "bbb_native";
-}
-main() {
-  var native = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'native "A_');
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'native "bbb_');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'native = 42');
-      });
-    });
-
-    test('on', () {
-      var code = '''
-main() {
-  try {
-  } on int catch (e) {
-  }
-  var on = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'on int');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'on = 42');
-      });
-    });
-
-    test('operator', () {
-      var code = '''
-class A {
-  operator +(x) => null;
-}
-main() {
-  var operator = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'operator +(');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'operator = 42');
-      });
-    });
-
-    test('part', () {
-      var helper = new NotificationHighlightHelper();
-      var code = '''
-part "my_part.dart";
-main() {
-  var part = 42;
-}''';
-      helper.createSingleFileProject(code);
-      helper.setFileContent('/project/bin/my_part.dart', 'part of lib;');
-      return helper.prepareRegions(() {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'part "my_');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'part = 42');
-      });
-    });
-
-    test('part', () {
-      var helper = new NotificationHighlightHelper();
-      var code = '''
-part of lib;
-main() {
-  var part = 1;
-  var of = 2;
-}''';
-      helper.createSingleFileProject(code);
-      helper.setFileContent('/project/bin/lib.dart', '''
-library lib;
-part 'test.dart';
-''');
-      return helper.prepareRegions(() {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'part of', 'part of'.length);
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'part = 1');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'of = 2');
-      });
-    });
-
-    test('set', () {
-      var code = '''
-set aaa(x) {}
-class A
-  set bbb(x) {}
-}
-main() {
-  var set = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'set aaa(');
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'set bbb(');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'set = 42');
-      });
-    });
-
-    test('show', () {
-      var code = '''
-import 'foo.dart' show Foo;
-main() {
-  var show = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'show Foo');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'show = 42');
-      });
-    });
-
-    test('static', () {
-      var code = '''
-class A {
-  static aaa;
-  static bbb() {}
-}
-main() {
-  var static = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'static aaa;');
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'static bbb()');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'static = 42');
-      });
-    });
-
-    test('typedef', () {
-      var code = '''
-typedef A();
-main() {
-  var typedef = 42;
-}''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.BUILT_IN, 'typedef A();');
-        helper.assertNoRegion(HighlightType.BUILT_IN, 'typedef = 42');
-      });
-    });
-  });
-
-  group('CLASS', () {
-    test('CLASS', () {
-      var code = '''
-class AAA {}
-AAA aaa;
-''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertHasRegion(HighlightType.CLASS, 'AAA {}');
-        helper.assertHasRegion(HighlightType.CLASS, 'AAA aaa');
-      });
-    });
-
-    test('not dynamic', () {
-      var code = '''
-dynamic f() {}
-''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertNoRegion(HighlightType.CLASS, 'dynamic f()');
-      });
-    });
-
-    test('not void', () {
-      var code = '''
-void f() {}
-''';
-      return testRegions(code, (NotificationHighlightHelper helper) {
-        helper.assertNoRegion(HighlightType.CLASS, 'void f()');
-      });
-    });
-  });
-
-  test('CONSTRUCTOR', () {
-    var code = '''
-class AAA {
-  AAA() {}
-  AAA.name(p) {}
-}
-main() {
-  new AAA();
-  new AAA.name(42);
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.CONSTRUCTOR, 'name(p)');
-      helper.assertHasRegion(HighlightType.CONSTRUCTOR, 'name(42)');
-      helper.assertNoRegion(HighlightType.CONSTRUCTOR, 'AAA() {}');
-      helper.assertNoRegion(HighlightType.CONSTRUCTOR, 'AAA();');
-    });
-  });
-
-  test('DYNAMIC_TYPE', () {
-    var code = '''
-f() {}
-main(p) {
-  print(p);
-  var v1 = f();
-  int v2;
-  var v3 = v2;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.DYNAMIC_TYPE, 'p)');
-      helper.assertHasRegion(HighlightType.DYNAMIC_TYPE, 'v1 =');
-      helper.assertNoRegion(HighlightType.DYNAMIC_TYPE, 'v2;');
-      helper.assertNoRegion(HighlightType.DYNAMIC_TYPE, 'v3 =');
-    });
-  });
-
-  test('FIELD', () {
-    var code = '''
-class A {
-  int aaa = 1;
-  int bbb = 2;
-  A([this.bbb = 3]);
-}
-main(A a) {
-  a.aaa = 4;
-  a.bbb = 5;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.FIELD, 'aaa = 1');
-      helper.assertHasRegion(HighlightType.FIELD, 'bbb = 2');
-      helper.assertHasRegion(HighlightType.FIELD, 'bbb = 3');
-      helper.assertHasRegion(HighlightType.FIELD, 'aaa = 4');
-      helper.assertHasRegion(HighlightType.FIELD, 'bbb = 5');
-    });
-  });
-
-  test('FIELD_STATIC', () {
-    var code = '''
-class A {
-  static aaa = 1;
-  static get bbb => null;
-  static set ccc(x) {}
-}
-main() {
-  A.aaa = 2;
-  A.bbb;
-  A.ccc = 3;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.FIELD_STATIC, 'aaa = 1');
-      helper.assertHasRegion(HighlightType.FIELD_STATIC, 'aaa = 2');
-      helper.assertHasRegion(HighlightType.FIELD_STATIC, 'bbb;');
-      helper.assertHasRegion(HighlightType.FIELD_STATIC, 'ccc = 3');
-    });
-  });
-
-  test('FUNCTION', () {
-    var code = '''
-fff(p) {}
-main() {
-  fff(42);
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.FUNCTION_DECLARATION, 'fff(p) {}');
-      helper.assertHasRegion(HighlightType.FUNCTION, 'fff(42)');
-    });
-  });
-
-  test('FUNCTION_TYPE_ALIAS', () {
-    var code = '''
-typedef FFF(p);
-main(FFF fff) {
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.FUNCTION_TYPE_ALIAS, 'FFF(p)');
-      helper.assertHasRegion(HighlightType.FUNCTION_TYPE_ALIAS, 'FFF fff)');
-    });
-  });
-
-  test('GETTER_DECLARATION', () {
-    var code = '''
-get aaa => null;
-class A {
-  get bbb => null;
-}
-main(A a) {
-  aaa;
-  a.bbb;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.GETTER_DECLARATION, 'aaa => null');
-      helper.assertHasRegion(HighlightType.GETTER_DECLARATION, 'bbb => null');
-      helper.assertHasRegion(HighlightType.FIELD_STATIC, 'aaa;');
-      helper.assertHasRegion(HighlightType.FIELD, 'bbb;');
-    });
-  });
-
-  test('IDENTIFIER_DEFAULT', () {
-    var code = '''
-main() {
-  aaa = 42;
-  bbb(84);
-  CCC ccc;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.IDENTIFIER_DEFAULT, 'aaa = 42');
-      helper.assertHasRegion(HighlightType.IDENTIFIER_DEFAULT, 'bbb(84)');
-      helper.assertHasRegion(HighlightType.IDENTIFIER_DEFAULT, 'CCC ccc');
-    });
-  });
-
-  test('IMPORT_PREFIX', () {
-    var code = '''
-import 'dart:math' as ma;
-main() {
-  ma.max(1, 2);
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.IMPORT_PREFIX, 'ma;');
-      helper.assertHasRegion(HighlightType.IMPORT_PREFIX, 'ma.max');
-    });
-  });
-
-  test('KEYWORD void', () {
-    var code = '''
-void main() {
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.KEYWORD, 'void main()');
-    });
-  });
-
-  test('LITERAL_BOOLEAN', () {
-    var code = 'var V = true;';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.LITERAL_BOOLEAN, 'true;');
-    });
-  });
-
-  test('LITERAL_DOUBLE', () {
-    var code = 'var V = 4.2;';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.LITERAL_DOUBLE, '4.2;', '4.2'.length);
-    });
-  });
-
-  test('LITERAL_INTEGER', () {
-    var code = 'var V = 42;';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.LITERAL_INTEGER, '42;');
-    });
-  });
-
-  test('LITERAL_STRING', () {
-    var code = 'var V = "abc";';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.LITERAL_STRING, '"abc";', '"abc"'.length);
-    });
-  });
-
-  test('LOCAL_VARIABLE', () {
-    var code = '''
-main() {
-  int vvv = 0;
-  vvv;
-  vvv = 1;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.LOCAL_VARIABLE_DECLARATION, 'vvv = 0');
-      helper.assertHasRegion(HighlightType.LOCAL_VARIABLE, 'vvv;');
-      helper.assertHasRegion(HighlightType.LOCAL_VARIABLE, 'vvv = 1;');
-    });
-  });
-
-  test('METHOD', () {
-    var code = '''
-class A {
-  aaa() {}
-  static bbb() {}
-}
-main(A a) {
-  a.aaa();
-  a.aaa;
-  A.bbb();
-  A.bbb;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.METHOD_DECLARATION, 'aaa() {}');
-      helper.assertHasRegion(HighlightType.METHOD_DECLARATION_STATIC, 'bbb() {}');
-      helper.assertHasRegion(HighlightType.METHOD, 'aaa();');
-      helper.assertHasRegion(HighlightType.METHOD, 'aaa;');
-      helper.assertHasRegion(HighlightType.METHOD_STATIC, 'bbb();');
-      helper.assertHasRegion(HighlightType.METHOD_STATIC, 'bbb;');
-    });
-  });
-
-  test('METHOD best type', () {
-    var code = '''
-main(p) {
-  if (p is List) {
-    p.add(null);
-  }
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.METHOD, 'add(null)');
-    });
-  });
-
-  test('PARAMETER', () {
-    var code = '''
-main(int p) {
-  p;
-  p = 42;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.PARAMETER, 'p) {');
-      helper.assertHasRegion(HighlightType.PARAMETER, 'p;');
-      helper.assertHasRegion(HighlightType.PARAMETER, 'p = 42');
-    });
-  });
-
-  test('SETTER_DECLARATION', () {
-    var code = '''
-set aaa(x) {}
-class A {
-  set bbb(x) {}
-}
-main(A a) {
-  aaa = 1;
-  a.bbb = 2;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.SETTER_DECLARATION, 'aaa(x)');
-      helper.assertHasRegion(HighlightType.SETTER_DECLARATION, 'bbb(x)');
-      helper.assertHasRegion(HighlightType.FIELD_STATIC, 'aaa = 1');
-      helper.assertHasRegion(HighlightType.FIELD, 'bbb = 2');
-    });
-  });
-
-  test('TOP_LEVEL_VARIABLE', () {
-    var code = '''
-var VVV = 0;
-main() {
-  print(VVV);
-  VVV = 1;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.TOP_LEVEL_VARIABLE, 'VVV = 0');
-      helper.assertHasRegion(HighlightType.FIELD_STATIC, 'VVV);');
-      helper.assertHasRegion(HighlightType.FIELD_STATIC, 'VVV = 1');
-    });
-  });
-
-  test('TYPE_NAME_DYNAMIC', () {
-    var code = '''
-dynamic main() {
-  dynamic = 42;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.TYPE_NAME_DYNAMIC, 'dynamic main()');
-      helper.assertNoRegion(HighlightType.IDENTIFIER_DEFAULT, 'dynamic main()');
-      helper.assertNoRegion(HighlightType.TYPE_NAME_DYNAMIC, 'dynamic = 42');
-    });
-  });
-
-  test('TYPE_PARAMETER', () {
-    var code = '''
-class A<T> {
-  T fff;
-  T mmm(T p) => null;
-}
-''';
-    return testRegions(code, (NotificationHighlightHelper helper) {
-      helper.assertHasRegion(HighlightType.TYPE_PARAMETER, 'T> {');
-      helper.assertHasRegion(HighlightType.TYPE_PARAMETER, 'T fff;');
-      helper.assertHasRegion(HighlightType.TYPE_PARAMETER, 'T mmm(');
-      helper.assertHasRegion(HighlightType.TYPE_PARAMETER, 'T p)');
-    });
-  });
-}
-
-
-
-
-class NotificationNavigationHelper extends AnalysisTestHelper {
-  List<Map<String, Object>> regions;
-
-  Future prepareRegions(then()) {
-    addAnalysisSubscriptionNavigation(testFile);
-    return waitForOperationsFinished().then((_) {
-      regions = getTestNavigation();
-      then();
-    });
-  }
-
-  void assertHasRegion(String regionSearch, String targetSearch) {
-    var regionOffset = findOffset(regionSearch);
-    int regionLength = findIdentifierLength(regionSearch);
-    var targetOffset = findOffset(targetSearch);
-    var targetLength = findIdentifierLength(targetSearch);
-    asserHasRegionInts(regionOffset, regionLength, targetOffset, targetLength);
-  }
-
-  void asserHasOperatorRegion(String search, int regionLength, int targetLength) {
-    var regionOffset = findOffset(search);
-    var region = asserHasRegionInts(regionOffset, regionLength, -1, 0);
-    if (targetLength != -1) {
-      expect(region['targets'][0]['length'], targetLength);
-    }
-  }
-
-  asserHasRegionInts(int regionOffset, int regionLength,
-                          int targetOffset, int targetLength) {
-    Map<String, Object> region = findRegion(regionOffset, regionLength);
-    if (region != null) {
-      List<Map<String, Object>> targets = region['targets'];
-      if (targetOffset == -1) {
-        return region;
-      }
-      var target = findTarget(targets, testFile, targetOffset, targetLength);
-      if (target != null) {
-        return target;
-      }
-    }
-    fail('Expected to find (offset=$regionOffset; length=$regionLength) => '
-         '(offset=$targetOffset; length=$targetLength) in\n'
-         '${regions.join('\n')}');
-  }
-
-  Map<String, Object> findRegionString(String search, [bool notNull]) {
-    int offset = findOffset(search);
-    int length = search.length;
-    return findRegion(offset, length, notNull);
-  }
-
-  Map<String, Object> findRegionAt(String search, [bool notNull]) {
-    int offset = findOffset(search);
-    for (Map<String, Object> region in regions) {
-      if (region['offset'] == offset) {
-        if (notNull == false) {
-          fail('Not expected to find at offset=$offset in\n'
-               '${regions.join('\n')}');
-        }
-        return region;
-      }
-    }
-    if (notNull == true) {
-      fail('Expected to find at offset=$offset in\n'
-           '${regions.join('\n')}');
-    }
-    return null;
-  }
-
-  Map<String, Object> findRegionIdentifier(String search, [bool notNull]) {
-    int offset = findOffset(search);
-    int length = findIdentifierLength(search);
-    return findRegion(offset, length, notNull);
-  }
-
-  Map<String, Object> findRegion(int offset, int length, [bool notNull]) {
-    for (Map<String, Object> region in regions) {
-      if (region['offset'] == offset && region['length'] == length) {
-        if (notNull == false) {
-          fail('Not expected to find (offset=$offset; length=$length) in\n'
-               '${regions.join('\n')}');
-        }
-        return region;
-      }
-    }
-    if (notNull == true) {
-      fail('Expected to find (offset=$offset; length=$length) in\n'
-           '${regions.join('\n')}');
-    }
-    return null;
-  }
-
-  Map<String, Object> findTarget(List<Map<String, Object>> targets,
-                                 String file, int offset, int length) {
-    for (Map<String, Object> target in targets) {
-      if (target['file'] == file &&
-          target['offset'] == offset &&
-          target['length'] == length) {
-        return target;
-      }
-    }
-    return null;
-  }
-
-  void assertNoRegion(String regionSearch) {
-    var regionOffset = findOffset(regionSearch);
-    var regionLength = findIdentifierLength(regionSearch);
-    for (Map<String, Object> region in regions) {
-      if (region['offset'] == regionOffset && region['length'] == regionLength) {
-        fail('Unexpected (offset=$regionOffset; length=$regionLength) in\n'
-             '${regions.join('\n')}');
-      }
-    }
-  }
-}
-
-
-int findIdentifierLength(String search) {
-  int length = 0;
-  while (length < search.length) {
-    int c = search.codeUnitAt(length);
-    if (!(c >= 'a'.codeUnitAt(0) && c <= 'z'.codeUnitAt(0) ||
-          c >= 'A'.codeUnitAt(0) && c <= 'Z'.codeUnitAt(0) ||
-          c >= '0'.codeUnitAt(0) && c <= '9'.codeUnitAt(0))) {
-      break;
-    }
-    length++;
-  }
-  return length;
-}
-
-
-testNotificationNavigation() {
-  Future testNavigation(String code, then(NotificationNavigationHelper helper)) {
-    var helper = new NotificationNavigationHelper();
-    helper.createSingleFileProject(code);
-    return helper.prepareRegions(() {
-      then(helper);
-    });
-  }
-
-  group('constructor', () {
-    test('named', () {
-      var code = '''
-class A {
-  A.named(int p) {}
-}
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        // has region for complete "A.named"
-        helper.asserHasRegionInts(
-            helper.findOffset('A.named'), 'A.named'.length,
-            helper.findOffset('named(int'), 'named'.length);
-        // no separate regions for "A" and "named"
-        helper.assertNoRegion('A.named(');
-        helper.assertNoRegion('named(');
-        // validate that we don't forget to resolve parameters
-        helper.asserHasRegionInts(
-            helper.findOffset('int p'), 'int'.length,
-            -1, 0);
-      });
-    });
-
-    test('unnamed', () {
-      var code = '''
-class A {
-  A(int p) {}
-}
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        // has constructor region for "A()"
-        helper.asserHasRegionInts(
-            helper.findOffset('A(int p)'), 'A'.length,
-            helper.findOffset('A(int p)'), 0);
-        // validate that we don't forget to resolve parameters
-        helper.asserHasRegionInts(
-            helper.findOffset('int p'), 'int'.length,
-            -1, 0);
-      });
-    });
-  });
-
-  group('identifier', () {
-    test('resolved', () {
-      var code = '''
-class AAA {}
-main() {
-  AAA aaa = null;
-  print(aaa);
-}
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.assertHasRegion('AAA aaa', 'AAA {}');
-        helper.assertHasRegion('aaa);', 'aaa = null');
-        helper.assertHasRegion('main() {', 'main() {');
-      });
-    });
-
-    test('unresolved', () {
-      var code = '''
-main() {
-  print(noo);
-}
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.assertNoRegion('noo);');
-      });
-    });
-  });
-
-  test('fieldFormalParameter', () {
-    var code = '''
-class A {
-  int fff = 123;
-  A(this.fff);
-}
-''';
-    return testNavigation(code, (NotificationNavigationHelper helper) {
-      helper.assertHasRegion('fff);', 'fff = 123');
-    });
-  });
-
-  group('instanceCreation', () {
-    test('implicit', () {
-      var code = '''
-class A {
-}
-main() {
-  new A();
-}
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.asserHasRegionInts(
-            helper.findOffset('new A'), 'new A'.length,
-            helper.findOffset('A {'), 'A'.length);
-      });
-    });
-
-    test('named', () {
-      var code = '''
-class A {
-  A.named() {}
-}
-main() {
-  new A.named();
-}
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.asserHasRegionInts(
-            helper.findOffset('new A.named'), 'new A.named'.length,
-            helper.findOffset('named()'), 'named'.length);
-      });
-    });
-
-    test('unnamed', () {
-      var code = '''
-class A {
-  A() {}
-}
-main() {
-  new A();
-}
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.asserHasRegionInts(
-            helper.findOffset('new A'), 'new A'.length,
-            helper.findOffset('A()'), ''.length);
-      });
-    });
-  });
-
-  group('operator', () {
-    test('int', () {
-      var code = '''
-main() {
-  var v = 0;
-  v - 1;
-  v + 2;
-  -v; // unary
-  --v;
-  ++v;
-  v--; // mm
-  v++; // pp
-  v -= 3;
-  v += 4;
-  v *= 5;
-  v /= 6;
-}
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.asserHasOperatorRegion('- 1;', 1, 1);
-        helper.asserHasOperatorRegion('+ 2;', 1, 1);
-        helper.asserHasOperatorRegion('-v; // unary', 1, -1);
-        helper.asserHasOperatorRegion('--v;', 2, 1);
-        helper.asserHasOperatorRegion('++v;', 2, 1);
-        helper.asserHasOperatorRegion('--; // mm', 2, 1);
-        helper.asserHasOperatorRegion('++; // pp', 2, 1);
-        helper.asserHasOperatorRegion('-= 3;', 2, 1);
-        helper.asserHasOperatorRegion('+= 4;', 2, 1);
-        helper.asserHasOperatorRegion('*= 5;', 2, 1);
-        helper.asserHasOperatorRegion('/= 6;', 2, 1);
-      });
-    });
-
-    test('list', () {
-      var code = '''
-main() {
-  List<int> v = [1, 2, 3];
-  v[0]; // []
-  v[1] = 1; // []=
-  v[2] += 2;
-}
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.asserHasOperatorRegion(']; // []', 1, 2);
-        helper.asserHasOperatorRegion('] = 1', 1, 3);
-        helper.asserHasOperatorRegion('] += 2', 1, 3);
-        helper.asserHasOperatorRegion('+= 2', 2, 1);
-      });
-    });
-  });
-
-  test('partOf', () {
-    var helper = new NotificationNavigationHelper();
-    var code = '''
-part of lib;
-''';
-    helper.createSingleFileProject(code);
-    var libPath = helper.setFileContent('/project/bin/lib.dart', '''
-library lib;
-part 'test.dart';
-''');
-    return helper.prepareRegions(() {
-      var region = helper.findRegionString('part of lib', true);
-      var target = region['targets'][0];
-      expect(target['file'], libPath);
-    });
-  });
-
-  group('string', () {
-    test('export', () {
-      var code = '''
-export "dart:math";
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.findRegionString('export "dart:math"', true);
-      });
-    });
-
-    test('export unresolved URI', () {
-      var code = '''
-export 'no.dart';
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.findRegionAt('export ', false);
-      });
-    });
-
-    test('import', () {
-      var code = '''
-import "dart:math" as m;
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.findRegionString('import "dart:math"', true);
-      });
-    });
-
-    test('import no URI', () {
-      var code = '''
-import ;
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.findRegionAt('import ', false);
-      });
-    });
-
-    test('import unresolved URI', () {
-      var code = '''
-import 'no.dart';
-''';
-      return testNavigation(code, (NotificationNavigationHelper helper) {
-        helper.findRegionAt('import ', false);
-      });
-    });
-
-    test('part', () {
-      var helper = new NotificationNavigationHelper();
-      var code = '''
-library lib;
-part "my_part.dart";
-''';
-      helper.createSingleFileProject(code);
-      var unitPath = helper.setFileContent('/project/bin/my_part.dart', '''
-part of lib;
-''');
-      return helper.prepareRegions(() {
-        var region = helper.findRegionString('part "my_part.dart"', true);
-        var target = region['targets'][0];
-        expect(target['file'], unitPath);
-      });
-    });
-
-    test('part unresolved URI', () {
-      // TODO(scheglov) why do we throw MemoryResourceException here?
-      // This Source/File does not exist.
-//      var helper = new NotificationNavigationHelper();
-//      var code = '''
-//library lib;
-//part "my_part.dart";
-//''';
-//      helper.createSingleFileProject(code);
-//      return helper.prepareRegions(() {
-//        helper.findRegionAt('part ', false);
-//      });
-    });
-  });
-}
-
-
 testUpdateContent() {
   test('full content', () {
     AnalysisTestHelper helper = new AnalysisTestHelper();