More tests of incremental compilation involving multiple libraries.

dart/tests/try/web/program_result.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.test.program_result;
 
 import 'dart:convert' show
     JSON;
 
 import '../poi/source_update.dart';
@@ skipping 94 matching lines @@
         if (!name.endsWith(".patch")) {
           fileMap[name] = new List<String>.filled(updateCount, files[name]);
         }
       }
       if (updateCount != expectations.length) {
         throw new StateError(
             "Number of patches and expectations differ "
             "(${updateCount} patches, ${expectations.length} expectations).");
       }
       List<ProgramResult> result = new List<ProgramResult>(updateCount);
-      int i = 0;
-      for (String name in fileMap.keys) {
+      for (int i = 0; i < updateCount; i++) {
         ProgramExpectation expectation = decodeExpectation(expectations[i]);
         result[i] = new ProgramResult(
             <String, String>{},
             expectation.messages,
             compileUpdatesShouldThrow: expectation.compileUpdatesShouldThrow);
-        i++;
       }
       for (String name in fileMap.keys) {
-        for (int j = 0; j < updateCount; j++) {
-          result[j].code[name] = fileMap[name][j];
+        for (int i = 0; i < updateCount; i++) {
+          result[i].code[name] = fileMap[name][i];
         }
       }
       return result;
     } else {
       throw new StateError("Unknown encoding of updates");
     }
   }
 }
 
 ProgramExpectation decodeExpectation(expectation) {
   if (expectation is ProgramExpectation) {
     return expectation;
   } else if (expectation is String) {
     return new ProgramExpectation(<String>[expectation]);
   } else if (expectation is List) {
     return new ProgramExpectation(new List<String>.from(expectation));
   } else {
     throw new ArgumentError("Don't know how to decode $expectation");
   }
 }