Compute propagated type for final instance fields (partially addresses issue 23001)

pkg/analyzer/test/generated/resolver_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 engine.resolver_test;
 
 import 'dart:collection';
 
 import 'package:analyzer/src/context/context.dart' as newContext;
 import 'package:analyzer/src/generated/ast.dart';
@@ skipping 12685 matching lines @@
   }
 
   void test_getType_noScope() {
     TypeOverrideManager manager = new TypeOverrideManager();
     expect(manager.getType(ElementFactory.localVariableElement2("v")), isNull);
   }
 }
 
 @reflectiveTest
 class TypePropagationTest extends ResolverTestCase {
-  void fail_finalPropertyInducingVariable_classMember_instance() {
-    addNamedSource(
-        "/lib.dart",
-        r'''
-class A {
-  final v = 0;
-}''');
-    String code = r'''
-import 'lib.dart';
-f(A a) {
-  return a.v; // marker
-}''';
-    _assertTypeOfMarkedExpression(
-        code, typeProvider.dynamicType, typeProvider.intType);
-  }
-
-  void fail_finalPropertyInducingVariable_classMember_instance_inherited() {
-    addNamedSource(
-        "/lib.dart",
-        r'''
-class A {
-  final v = 0;
-}''');
-    String code = r'''
-import 'lib.dart';
-class B extends A {
-  m() {
-    return v; // marker
-  }
-}''';
-    _assertTypeOfMarkedExpression(
-        code, typeProvider.dynamicType, typeProvider.intType);
-  }
-
-  void fail_finalPropertyInducingVariable_classMember_instance_propagatedTarget() {
-    addNamedSource(
-        "/lib.dart",
-        r'''
-class A {
-  final v = 0;
-}''');
-    String code = r'''
-import 'lib.dart';
-f(p) {
-  if (p is A) {
-    return p.v; // marker
-  }
-}''';
-    _assertTypeOfMarkedExpression(
-        code, typeProvider.dynamicType, typeProvider.intType);
-  }
-
-  void fail_finalPropertyInducingVariable_classMember_instance_unprefixed() {
-    String code = r'''
-class A {
-  final v = 0;
-  m() {
-    v; // marker
-  }
-}''';
-    _assertTypeOfMarkedExpression(
-        code, typeProvider.dynamicType, typeProvider.intType);
-  }
-
   void fail_finalPropertyInducingVariable_classMember_static() {
     addNamedSource(
         "/lib.dart",
         r'''
 class A {
   static final V = 0;
 }''');
     String code = r'''
 import 'lib.dart';
 f() {
@@ skipping 302 matching lines @@
     Source source = addSource(code);
     LibraryElement library = resolve2(source);
     assertNoErrors(source);
     verify([source]);
     CompilationUnit unit = resolveCompilationUnit(source, library);
     SimpleIdentifier identifier = EngineTestCase.findNode(
         unit, code, "context", (node) => node is SimpleIdentifier);
     expect(identifier.propagatedType.name, "CanvasRenderingContext2D");
   }
 
+  void test_finalPropertyInducingVariable_classMember_instance() {
+    addNamedSource(
+        "/lib.dart",
+        r'''
+class A {
+  final v = 0;
+}''');
+    String code = r'''
+import 'lib.dart';
+f(A a) {
+  return a.v; // marker
+}''';
+    _assertTypeOfMarkedExpression(
+        code, typeProvider.dynamicType, typeProvider.intType);
+  }
+
+  void test_finalPropertyInducingVariable_classMember_instance_inherited() {
+    addNamedSource(
+        "/lib.dart",
+        r'''
+class A {
+  final v = 0;
+}''');
+    String code = r'''
+import 'lib.dart';
+class B extends A {
+  m() {
+    return v; // marker
+  }
+}''';
+    _assertTypeOfMarkedExpression(
+        code, typeProvider.dynamicType, typeProvider.intType);
+  }
+
+  void test_finalPropertyInducingVariable_classMember_instance_propagatedTarget() {
+    addNamedSource(
+        "/lib.dart",
+        r'''
+class A {
+  final v = 0;
+}''');
+    String code = r'''
+import 'lib.dart';
+f(p) {
+  if (p is A) {
+    return p.v; // marker
+  }
+}''';
+    _assertTypeOfMarkedExpression(
+        code, typeProvider.dynamicType, typeProvider.intType);
+  }
+
+  void test_finalPropertyInducingVariable_classMember_instance_unprefixed() {
+    String code = r'''
+class A {
+  final v = 0;
+  m() {
+    v; // marker
+  }
+}''';
+    _assertTypeOfMarkedExpression(
+        code, typeProvider.dynamicType, typeProvider.intType);
+  }
+
   void test_forEach() {
     String code = r'''
 main() {
   var list = <String> [];
   for (var e in list) {
     e;
   }
 }''';
     Source source = addSource(code);
     LibraryElement library = resolve2(source);
@@ skipping 1960 matching lines @@
 
   void _resolveTestUnit(String code) {
     testCode = code;
     testSource = addSource(testCode);
     LibraryElement library = resolve2(testSource);
     assertNoErrors(testSource);
     verify([testSource]);
     testUnit = resolveCompilationUnit(testSource, library);
   }
 }