More tests of incremental compilation involving multiple libraries.

dart/tests/try/web/incremental_compilation_update_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 trydart.incremental_compilation_update_test;
 
 import 'dart:html' hide
     Element;
 
 import 'dart:async' show
@@ skipping 1638 matching lines @@
         const <ProgramExpectation>[
             const ProgramExpectation(
                 const <String>['A(v1)']),
             const ProgramExpectation(
                 const <String>['A(v2)', 'B(v2)', 'B(A(v2))', 'A(B(v2))']),
         ]),
 
     const EncodedResult(
         r"""
 ==> main.dart <==
+// Test that a change in a part is handled.
 library test.main;
 
 part 'part.dart';
 
 
 ==> part.dart.patch <==
 part of test.main;
 
 main() {
 <<<<<<<
   print('Hello, World!');
 =======
   print('Hello, Brave New World!');
 >>>>>>>
 }
 """,
         const [
             'Hello, World!',
             'Hello, Brave New World!',
         ]),
+
+    const EncodedResult(
+        r"""
+==> main.dart.patch <==
+// Test that a change in library name is handled.
+<<<<<<<
+library test.main1;
+=======
+library test.main2;
+>>>>>>>
+
+main() {
+  print('Hello, World!');
+}
+""",
+        const [
+            'Hello, World!',
+            const ProgramExpectation(
+                const <String>['Hello, World!'],
+                // TODO(ahe): Shouldn't throw.
+                compileUpdatesShouldThrow: true),
+        ]),
+
+    const EncodedResult(
+        r"""
+==> main.dart.patch <==
+// Test that adding an import is handled.
+<<<<<<<
+=======
+import 'dart:core';
+>>>>>>>
+
+main() {
+  print('Hello, World!');
+}
+""",
+        const [
+            'Hello, World!',
+            const ProgramExpectation(
+                const <String>['Hello, World!'],
+                // TODO(ahe): Shouldn't throw.
+                compileUpdatesShouldThrow: true),
+        ]),
+
+    const EncodedResult(
+        r"""
+==> main.dart.patch <==
+// Test that adding an export is handled.
+<<<<<<<
+=======
+export 'dart:core';
+>>>>>>>
+
+main() {
+  print('Hello, World!');
+}
+""",
+        const [
+            'Hello, World!',
+            const ProgramExpectation(
+                const <String>['Hello, World!'],
+                // TODO(ahe): Shouldn't throw.
+                compileUpdatesShouldThrow: true),
+        ]),
+
+    const EncodedResult(
+        r"""
+==> main.dart.patch <==
+// Test that adding a part is handled.
+library test.main;
+
+<<<<<<<
+=======
+part 'part.dart';
+>>>>>>>
+
+main() {
+  print('Hello, World!');
+}
+
+
+==> part.dart <==
+part of test.main
+""",
+        const [
+            'Hello, World!',
+            const ProgramExpectation(
+                const <String>['Hello, World!'],
+                // TODO(ahe): Shouldn't throw.
+                compileUpdatesShouldThrow: true),
+        ]),
+
+    const EncodedResult(
+        r"""
+==> main.dart <==
+// Test that changes in multiple libraries is handled.
+import 'library1.dart' as lib1;
+import 'library2.dart' as lib2;
+
+main() {
+  lib1.method();
+  lib2.method();
+}
+
+
+==> library1.dart.patch <==
+library test.library1;
+
+method() {
+<<<<<<<
+  print('lib1.v1');
+=======
+  print('lib1.v2');
+=======
+  print('lib1.v3');
+>>>>>>>
+}
+
+
+==> library2.dart.patch <==
+library test.library2;
+
+method() {
+<<<<<<<
+  print('lib2.v1');
+=======
+  print('lib2.v2');
+=======
+  print('lib2.v3');
+>>>>>>>
+}
+""",
+        const [
+            const <String>['lib1.v1', 'lib2.v1'],
+            const <String>['lib1.v2', 'lib2.v2'],
+            const <String>['lib1.v3', 'lib2.v3'],
+        ]),
 ];
 
 void main() {
   listener.start();
 
   document.head.append(lineNumberStyle());
 
   summary = new SpanElement();
   document.body.append(new HeadingElement.h1()
       ..appendText("Incremental compiler tests")
@@ skipping 226 matching lines @@
   position: absolute;
   left: 0px;
   width: 3em;
   text-align: right;
   background-color: lightgoldenrodyellow;
 }
 ''');
   style.type = 'text/css';
   return style;
 }