Add completion tests for the new analysis driver.

pkg/analysis_server/test/services/completion/dart/completion_contributor_util.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 test.services.completion.dart.util;
 
 import 'dart:async';
 
 import 'package:analysis_server/plugin/protocol/protocol.dart' as protocol
     show Element, ElementKind;
 import 'package:analysis_server/plugin/protocol/protocol.dart'
     hide Element, ElementKind;
 import 'package:analysis_server/plugin/protocol/protocol.dart';
 import 'package:analysis_server/src/provisional/completion/dart/completion_dart.dart';
 import 'package:analysis_server/src/services/completion/completion_core.dart';
 import 'package:analysis_server/src/services/completion/completion_performance.dart';
 import 'package:analysis_server/src/services/completion/dart/completion_manager.dart'
     show DartCompletionRequestImpl, ReplacementRange;
 import 'package:analysis_server/src/services/index/index.dart';
 import 'package:analysis_server/src/services/search/search_engine_internal.dart';
+import 'package:analyzer/src/dart/analysis/driver.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/task/dart.dart';
 import 'package:test/test.dart';
 
 import '../../../abstract_context.dart';
 
 int suggestionComparator(CompletionSuggestion s1, CompletionSuggestion s2) {
   String c1 = s1.completion.toLowerCase();
   String c2 = s2.completion.toLowerCase();
   return c1.compareTo(c2);
@@ skipping 179 matching lines @@
       {bool isDeprecated: false}) {
     CompletionSuggestion suggestion =
         assertSuggest(completion, isDeprecated: isDeprecated);
     expect(suggestion.isDeprecated, isDeprecated);
     expect(suggestion.element.kind, protocol.ElementKind.ENUM);
     return suggestion;
   }
 
   CompletionSuggestion assertSuggestEnumConst(String completion,
       {int relevance: DART_RELEVANCE_DEFAULT, bool isDeprecated: false}) {
-    CompletionSuggestion suggestion =
-        assertSuggest(completion, relevance: relevance, isDeprecated: isDeprecated);
+    CompletionSuggestion suggestion = assertSuggest(completion,
+        relevance: relevance, isDeprecated: isDeprecated);
     expect(suggestion.completion, completion);
     expect(suggestion.isDeprecated, isDeprecated);
     expect(suggestion.element.kind, protocol.ElementKind.ENUM_CONSTANT);
     return suggestion;
   }
 
   CompletionSuggestion assertSuggestField(String name, String type,
       {int relevance: DART_RELEVANCE_DEFAULT,
       String importUri,
       CompletionSuggestionKind kind: CompletionSuggestionKind.INVOCATION,
@@ skipping 213 matching lines @@
     context.performAnalysisTask();
     // We use a delayed future to allow microtask events to finish. The
     // Future.value or Future() constructors use scheduleMicrotask themselves and
     // would therefore not wait for microtask callbacks that are scheduled after
     // invoking this method.
     return new Future.delayed(
         Duration.ZERO, () => computeLibrariesContaining(times - 1));
   }
 
   Future computeSuggestions([int times = 200]) async {
-    context.analysisPriorityOrder = [testSource];
+    AnalysisResult analysisResult = null;
+    if (enableNewAnalysisDriver) {
+      analysisResult = await driver.getResult(testFile);
+      testSource = analysisResult.unit.element.source;
+    } else {
+      context.analysisPriorityOrder = [testSource];
+    }
     CompletionRequestImpl baseRequest = new CompletionRequestImpl(
-        null,
-        context,
+        analysisResult,
+        enableNewAnalysisDriver ? null: context,
         provider,
         searchEngine,
         testSource,
         completionOffset,
         new CompletionPerformance());
 
     // Build the request
     Completer<DartCompletionRequest> requestCompleter =
         new Completer<DartCompletionRequest>();
     DartCompletionRequestImpl
@@ skipping 61 matching lines @@
           cs = s;
         } else {
           failedCompletion('expected exactly one $cs',
               suggestions.where((s) => s.completion == completion));
         }
       });
     }
     return cs;
   }
 
-  Future/*<E>*/ performAnalysis/*<E>*/(int times, Completer/*<E>*/ completer) {
+  Future/*<E>*/ performAnalysis/*<E>*/(int times, Completer/*<E>*/ completer) async {
     if (completer.isCompleted) {
       return completer.future;
     }
-    if (times == 0 || context == null) {
-      return new Future.value();
+    if (enableNewAnalysisDriver) {
+      // Just wait.
+    } else {
+      if (times == 0 || context == null) {
+        return new Future.value();
+      }
+      context.performAnalysisTask();
     }
-    context.performAnalysisTask();
     // We use a delayed future to allow microtask events to finish. The
     // Future.value or Future() constructors use scheduleMicrotask themselves and
     // would therefore not wait for microtask callbacks that are scheduled after
     // invoking this method.
     return new Future.delayed(
         Duration.ZERO, () => performAnalysis(times - 1, completer));
   }
 
   void resolveSource(String path, String content) {
     Source libSource = addSource(path, content);
     var target = new LibrarySpecificUnit(libSource, libSource);
     context.computeResult(target, RESOLVED_UNIT);
   }
 
   @override
   void setUp() {
     super.setUp();
     index = createMemoryIndex();
     searchEngine = new SearchEngineImpl(index);
     contributor = createContributor();
   }
 }