Issue 29109. Resynthesize PrefixElement(s) to fix constants evaluation.

pkg/analyzer/test/src/summary/resynthesize_common.dart

 // Copyright (c) 2015, 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.src.serialization.elements_test;
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/standard_resolution_map.dart';
 import 'package:analyzer/dart/constant/value.dart';
 import 'package:analyzer/dart/element/element.dart';
@@ skipping 3722 matching lines @@
 import 'a.dart' as p;
 const V = const p.C.named();
 ''',
         allowErrors: true);
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const C V = const
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: a.dart;C*/.
         named/*location: null*/();
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic V = const
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: a.dart;C*/.
         named/*location: null*/();
 ''');
     }
   }
 
   test_const_invokeConstructor_named_unresolved4() {
     addLibrarySource('/a.dart', '');
     var library = checkLibrary(
         r'''
 import 'a.dart' as p;
 const V = const p.C.named();
 ''',
         allowErrors: true);
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic V = const
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: null*/.
         named/*location: null*/();
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic V = const
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: null*/.
         named/*location: null*/();
 ''');
     }
   }
 
   test_const_invokeConstructor_named_unresolved5() {
     var library = checkLibrary(
         r'''
 const V = const p.C.named();
@@ skipping 159 matching lines @@
       checkElementText(
           library,
           r'''
 const dynamic V = const
         C/*location: null*/();
 ''');
     }
   }
 
   test_const_invokeConstructor_unnamed_unresolved2() {
+    shouldCompareLibraryElements = false;
     addLibrarySource('/a.dart', '');
     var library = checkLibrary(
         r'''
 import 'a.dart' as p;
 const V = const p.C();
 ''',
         allowErrors: true);
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic V = const
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: null*/();
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic V = const
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: null*/();
 ''');
     }
   }
 
   test_const_invokeConstructor_unnamed_unresolved3() {
     var library = checkLibrary(
         r'''
 const V = const p.C();
 ''',
@@ skipping 97 matching lines @@
     var library = checkLibrary(r'''
 import 'a.dart' as p;
 const int v = p.C.F.length;
 ''');
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const int v =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: a.dart;C*/.
         F/*location: a.dart;C;F?*/.
         length/*location: dart:core;String;length?*/;
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const int v =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: a.dart;C*/.
         F/*location: a.dart;C;F?*/.
         length/*location: dart:core;String;length?*/;
 ''');
     }
   }
 
   test_const_length_ofStringLiteral() {
     var library = checkLibrary(r'''
 const v = 'abc'.length;
@@ skipping 81 matching lines @@
     var library = checkLibrary(r'''
 import 'a.dart' as p;
 const v = p.S.length;
 ''');
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic v/*error: instanceGetter*/ =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         S/*location: a.dart;S?*/.
         length/*location: dart:core;String;length?*/;
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic v =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         S/*location: a.dart;S?*/.
         length/*location: dart:core;String;length?*/;
 ''');
     }
   }
 
   test_const_length_staticMethod() {
     var library = checkLibrary(r'''
 class C {
   static int length() => 42;
@@ skipping 228 matching lines @@
     var library = checkLibrary(r'''
 import 'a.dart' as p;
 const V = p.C.F;
 ''');
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const int V =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: a.dart;C*/.
         F/*location: a.dart;C;F?*/;
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic V =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: a.dart;C*/.
         F/*location: a.dart;C;F?*/;
 ''');
     }
   }
 
   test_const_reference_staticMethod() {
     var library = checkLibrary(r'''
 class C {
   static int m(int a, String b) => 42;
@@ skipping 69 matching lines @@
     var library = checkLibrary(r'''
 import 'a.dart' as p;
 const V = p.C.m;
 ''');
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const (int, String) → int V =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: a.dart;C*/.
         m/*location: a.dart;C;m*/;
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic V =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: a.dart;C*/.
         m/*location: a.dart;C;m*/;
 ''');
     }
   }
 
   test_const_reference_topLevelFunction() {
     var library = checkLibrary(r'''
 foo() {}
 const V = foo;
@@ skipping 55 matching lines @@
     var library = checkLibrary(r'''
 import 'a.dart' as p;
 const V = p.foo;
 ''');
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const () → dynamic V =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         foo/*location: a.dart;foo*/;
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic V =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         foo/*location: a.dart;foo*/;
 ''');
     }
   }
 
   test_const_reference_topLevelVariable() {
     var library = checkLibrary(r'''
 const A = 1;
 const B = A + 2;
 ''');
@@ skipping 54 matching lines @@
     var library = checkLibrary(r'''
 import 'a.dart' as p;
 const B = p.A + 2;
 ''');
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const int B =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         A/*location: a.dart;A?*/ + 2;
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic B =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         A/*location: a.dart;A?*/ + 2;
 ''');
     }
   }
 
   test_const_reference_type() {
     var library = checkLibrary(r'''
 class C {}
 class D<T> {}
 enum E {a, b, c}
@@ skipping 155 matching lines @@
 const vClass = p.C;
 const vEnum = p.E;
 const vFunctionTypeAlias = p.F;
 ''');
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const Type vClass =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: a.dart;C*/;
 const Type vEnum =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         E/*location: a.dart;E*/;
 const Type vFunctionTypeAlias =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         F/*location: a.dart;F*/;
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as p;
 const dynamic vClass =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: a.dart;C*/;
 const dynamic vEnum =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         E/*location: a.dart;E*/;
 const dynamic vFunctionTypeAlias =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         F/*location: a.dart;F*/;
 ''');
     }
   }
 
   test_const_reference_type_typeParameter() {
     var library = checkLibrary(r'''
 class C<T> {
   final f = <T>[];
 }
@@ skipping 83 matching lines @@
 import 'foo.dart' as p;
 const v = p.C.foo;
 ''',
         allowErrors: true);
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'foo.dart' as p;
 const dynamic v =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: foo.dart;C*/.
         foo/*location: null*/;
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'foo.dart' as p;
 const dynamic v =
-        p/*location: null*/.
+        p/*location: test.dart;p*/.
         C/*location: foo.dart;C*/.
         foo/*location: null*/;
 ''');
     }
   }
 
   test_const_topLevel_binary() {
     var library = checkLibrary(r'''
 const vEqual = 1 == 2;
 const vAnd = true && false;
@@ skipping 4819 matching lines @@
 import "a.dart" as a;
 @a.C.named
 class D {}
 ''');
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as a;
 @
-        a/*location: null*/.
+        a/*location: test.dart;a*/.
         C/*location: a.dart;C*/.
         named/*location: a.dart;C;named*/
 class D {
 }
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as a;
 @
-        a/*location: null*/.
+        a/*location: test.dart;a*/.
         C/*location: a.dart;C*/.
         named/*location: a.dart;C;named*/
 class D {
 }
 ''');
     }
   }
 
   test_invalid_annotation_unprefixed_constructor() {
     addLibrarySource(
@@ skipping 1696 matching lines @@
 
   test_metadata_prefixed_variable() {
     addLibrarySource('/a.dart', 'const b = null;');
     var library = checkLibrary('import "a.dart" as a; @a.b class C {}');
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'a.dart' as a;
 @
-        a/*location: null*/.
+        a/*location: test.dart;a*/.
         b/*location: a.dart;b?*/
 class C {
 }
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'a.dart' as a;
 @
-        a/*location: null*/.
+        a/*location: test.dart;a*/.
         b/*location: a.dart;b?*/
 class C {
 }
 ''');
     }
   }
 
   test_metadata_simpleFormalParameter() {
     var library = checkLibrary('const a = null; f(@a x) {}');
     if (isStrongMode) {
@@ skipping 2782 matching lines @@
   test_unresolved_annotation_prefixedIdentifier_noDeclaration() {
     var library = checkLibrary(
         'import "dart:async" as foo; @foo.bar class C {}',
         allowErrors: true);
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'dart:async' as foo;
 @
-        foo/*location: null*/.
+        foo/*location: test.dart;foo*/.
         bar/*location: null*/
 class C {
 }
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'dart:async' as foo;
 @
-        foo/*location: null*/.
+        foo/*location: test.dart;foo*/.
         bar/*location: null*/
 class C {
 }
 ''');
     }
   }
 
   test_unresolved_annotation_prefixedNamedConstructorCall_badPrefix() {
     var library = checkLibrary('@foo.bar.baz() class C {}', allowErrors: true);
     if (isStrongMode) {
@@ skipping 24 matching lines @@
   test_unresolved_annotation_prefixedNamedConstructorCall_noClass() {
     var library = checkLibrary(
         'import "dart:async" as foo; @foo.bar.baz() class C {}',
         allowErrors: true);
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'dart:async' as foo;
 @
-        foo/*location: null*/.
+        foo/*location: test.dart;foo*/.
         bar/*location: null*/.
         baz/*location: null*/()
 class C {
 }
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'dart:async' as foo;
 @
-        foo/*location: null*/.
+        foo/*location: test.dart;foo*/.
         bar/*location: null*/.
         baz/*location: null*/()
 class C {
 }
 ''');
     }
   }
 
   test_unresolved_annotation_prefixedNamedConstructorCall_noConstructor() {
     var library = checkLibrary(
         'import "dart:async" as foo; @foo.Future.bar() class C {}',
         allowErrors: true);
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'dart:async' as foo;
 @
-        foo/*location: null*/.
+        foo/*location: test.dart;foo*/.
         Future/*location: dart:async;Future*/.
         bar/*location: null*/()
 class C {
 }
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'dart:async' as foo;
 @
-        foo/*location: null*/.
+        foo/*location: test.dart;foo*/.
         Future/*location: dart:async;Future*/.
         bar/*location: null*/()
 class C {
 }
 ''');
     }
   }
 
   test_unresolved_annotation_prefixedUnnamedConstructorCall_badPrefix() {
     var library = checkLibrary('@foo.bar() class C {}', allowErrors: true);
@@ skipping 23 matching lines @@
   test_unresolved_annotation_prefixedUnnamedConstructorCall_noClass() {
     var library = checkLibrary(
         'import "dart:async" as foo; @foo.bar() class C {}',
         allowErrors: true);
     if (isStrongMode) {
       checkElementText(
           library,
           r'''
 import 'dart:async' as foo;
 @
-        foo/*location: null*/.
+        foo/*location: test.dart;foo*/.
         bar/*location: null*/()
 class C {
 }
 ''');
     } else {
       checkElementText(
           library,
           r'''
 import 'dart:async' as foo;
 @
-        foo/*location: null*/.
+        foo/*location: test.dart;foo*/.
         bar/*location: null*/()
 class C {
 }
 ''');
     }
   }
 
   test_unresolved_annotation_simpleIdentifier() {
     var library = checkLibrary('@foo class C {}', allowErrors: true);
     if (isStrongMode) {
@@ skipping 577 matching lines @@
       fail('Unexpectedly tried to get unlinked summary for $uri');
     }
     return serializedUnit;
   }
 
   @override
   bool hasLibrarySummary(String uri) {
     return true;
   }
 }