flag to limit file and package URI completion suggestions

pkg/analysis_server/test/services/completion/dart/uri_contributor_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.
 
 import 'package:analysis_server/src/provisional/completion/dart/completion_dart.dart';
 import 'package:analysis_server/src/services/completion/dart/uri_contributor.dart';
 import 'package:analyzer/file_system/memory_file_system.dart';
 import 'package:analyzer_plugin/protocol/protocol_common.dart';
 import 'package:path/path.dart';
 import 'package:test/test.dart';
@@ skipping 58 matching lines @@
   test_export_package2() async {
     addPackageSource('foo', 'foo.dart', 'library foo;');
     addPackageSource('foo', 'baz/too.dart', 'library too;');
     addPackageSource('bar', 'bar.dart', 'library bar;');
     addTestSource('export "package:foo/baz/^" import');
     await computeSuggestions();
     assertSuggest('package:foo/baz/too.dart',
         csKind: CompletionSuggestionKind.IMPORT);
   }
 
+  test_export_package2_off() async {
+    try {
+      UriContributor.suggestFilePaths = false;
+      addPackageSource('foo', 'foo.dart', 'library foo;');
+      addPackageSource('foo', 'baz/too.dart', 'library too;');
+      addPackageSource('bar', 'bar.dart', 'library bar;');
+      addTestSource('export "package:foo/baz/^" import');
+      await computeSuggestions();
+      assertNotSuggested('package:foo/baz/too.dart');
+    } finally {
+      UriContributor.suggestFilePaths = true;
+    }
+  }
+
   test_import() async {
     addTestSource('import "^"');
     await computeSuggestions();
     expect(replacementOffset, completionOffset);
     expect(replacementLength, 0);
     assertSuggest('dart:', csKind: CompletionSuggestionKind.IMPORT);
     assertSuggest('package:', csKind: CompletionSuggestionKind.IMPORT);
   }
 
   test_import2() async {
@@ skipping 67 matching lines @@
     expect(replacementOffset, completionOffset - 2);
     expect(replacementLength, 2);
     assertNotSuggested('completion.dart');
     assertSuggest('other.dart', csKind: CompletionSuggestionKind.IMPORT);
     assertNotSuggested('foo');
     assertSuggest('foo/', csKind: CompletionSuggestionKind.IMPORT);
     assertNotSuggested('foo/bar.dart');
     assertNotSuggested('../blat.dart');
   }
 
+  test_import_file2_off() async {
+    try {
+      UriContributor.suggestFilePaths = false;
+      testFile = '/proj/completion.dart';
+      addSource('/proj/other.dart', 'library other;');
+      addSource('/proj/foo/bar.dart', 'library bar;');
+      addSource('/blat.dart', 'library blat;');
+      addTestSource('import "..^" import');
+      await computeSuggestions();
+      expect(replacementOffset, completionOffset - 2);
+      expect(replacementLength, 2);
+      assertNotSuggested('completion.dart');
+      assertNotSuggested('other.dart');
+      assertNotSuggested('foo');
+      assertNotSuggested('foo/');
+      assertNotSuggested('foo/bar.dart');
+      assertNotSuggested('../blat.dart');
+    } finally {
+      UriContributor.suggestFilePaths = true;
+    }
+  }
+
   test_import_file_child() async {
     testFile = '/proj/completion.dart';
     addSource('/proj/other.dart', 'library other;');
     addSource('/proj/foo/bar.dart', 'library bar;');
     addSource('/blat.dart', 'library blat;');
     addTestSource('import "foo/^" import');
     await computeSuggestions();
     expect(replacementOffset, completionOffset - 4);
     expect(replacementLength, 4);
     assertNotSuggested('completion.dart');
@@ skipping 82 matching lines @@
   test_import_package2() async {
     addPackageSource('foo', 'foo.dart', 'library foo;');
     addPackageSource('foo', 'baz/too.dart', 'library too;');
     addPackageSource('bar', 'bar.dart', 'library bar;');
     addTestSource('import "package:foo/baz/^" import');
     await computeSuggestions();
     assertSuggest('package:foo/baz/too.dart',
         csKind: CompletionSuggestionKind.IMPORT);
   }
 
+  test_import_package2_off() async {
+    try {
+      UriContributor.suggestFilePaths = false;
+      addPackageSource('foo', 'foo.dart', 'library foo;');
+      addPackageSource('foo', 'baz/too.dart', 'library too;');
+      addPackageSource('bar', 'bar.dart', 'library bar;');
+      addTestSource('import "package:foo/baz/^" import');
+      await computeSuggestions();
+      assertNotSuggested('package:foo/baz/too.dart');
+    } finally {
+      UriContributor.suggestFilePaths = true;
+    }
+  }
+
   test_import_package2_raw() async {
     addPackageSource('foo', 'foo.dart', 'library foo;');
     addPackageSource('foo', 'baz/too.dart', 'library too;');
     addPackageSource('bar', 'bar.dart', 'library bar;');
     addTestSource('import r"package:foo/baz/^" import');
     await computeSuggestions();
     assertSuggest('package:foo/baz/too.dart',
         csKind: CompletionSuggestionKind.IMPORT);
   }
 
@@ skipping 345 matching lines @@
     assertNotSuggested('foo/');
     assertNotSuggested('foo/bar.dart');
     assertSuggest('../blat.dart', csKind: CompletionSuggestionKind.IMPORT);
   }
 }
 
 class _TestWinResourceProvider extends MemoryResourceProvider {
   @override
   Context get pathContext => windows;
 }