Add test directive to include other files used by a test in its compiled output directory.

tools/testing/dart/test_suite.dart

 // Copyright (c) 2012, 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.
 
 /**
  * Classes and methods for enumerating and preparing tests.
  *
  * This library includes:
  *
  * - Creating tests by listing all the Dart files in certain directories,
@@ skipping 1051 matching lines @@
     if (compilerConfiguration.hasCompiler) {
       compileTimeArguments = compilerConfiguration.computeCompilerArguments(
           vmOptions, sharedOptions, args);
       // Avoid doing this for analyzer.
       var path = info.filePath;
       if (vmOptionsVarient != 0) {
         // Ensure a unique directory for each test case.
         path = path.join(new Path(vmOptionsVarient.toString()));
       }
       tempDir = createCompilationOutputDirectory(path);
+
+      List<String> otherResources = info.optionsFromFile['otherResources'];
+      for (String name in otherResources) {
+        Path namePath = new Path(name);
+        String fileName = namePath.filename;
+        Path fromPath = info.filePath.directoryPath.join(namePath);
+        new File('$tempDir/$name').parent.createSync(recursive: true);
+        new File(fromPath.toNativePath()).copySync('$tempDir/$name');
+      }
     }
 
     CommandArtifact compilationArtifact =
         compilerConfiguration.computeCompilationArtifact(
             buildDir,
             tempDir,
             CommandBuilder.instance,
             compileTimeArguments,
             environmentOverrides);
     commands.addAll(compilationArtifact.commands);
@@ skipping 584 matching lines @@
    * configurations, so it may not use [configuration].
    */
   Map readOptionsFromFile(Path filePath) {
     if (filePath.segments().contains('co19')) {
       return readOptionsFromCo19File(filePath);
     }
     RegExp testOptionsRegExp = new RegExp(r"// VMOptions=(.*)");
     RegExp sharedOptionsRegExp = new RegExp(r"// SharedOptions=(.*)");
     RegExp dartOptionsRegExp = new RegExp(r"// DartOptions=(.*)");
     RegExp otherScriptsRegExp = new RegExp(r"// OtherScripts=(.*)");
+    RegExp otherResourcesRegExp = new RegExp(r"// OtherResources=(.*)");
     RegExp packageRootRegExp = new RegExp(r"// PackageRoot=(.*)");
     RegExp packagesRegExp = new RegExp(r"// Packages=(.*)");
     RegExp isolateStubsRegExp = new RegExp(r"// IsolateStubs=(.*)");
     // TODO(gram) Clean these up once the old directives are not supported.
     RegExp domImportRegExp = new RegExp(
         r"^[#]?import.*dart:(html|web_audio|indexed_db|svg|web_sql)",
         multiLine: true);
 
     var bytes = new File(filePath.toNativePath()).readAsBytesSync();
     String contents = decodeUtf8(bytes);
@@ skipping 59 matching lines @@
         packages = '${filePath.directoryPath.join(new Path(packages))}';
       }
     }
 
     List<String> otherScripts = new List<String>();
     matches = otherScriptsRegExp.allMatches(contents);
     for (var match in matches) {
       otherScripts.addAll(match[1].split(' ').where((e) => e != '').toList());
     }
 
+    List<String> otherResources = new List<String>();
+    matches = otherResourcesRegExp.allMatches(contents);
+    for (var match in matches) {
+      otherResources.addAll(match[1].split(' ').where((e) => e != '').toList());
+    }
+
     bool isMultitest = multiTestRegExp.hasMatch(contents);
     bool isMultiHtmlTest = multiHtmlTestRegExp.hasMatch(contents);
     Match isolateMatch = isolateStubsRegExp.firstMatch(contents);
     String isolateStubs = isolateMatch != null ? isolateMatch[1] : '';
     bool containsDomImport = domImportRegExp.hasMatch(contents);
 
     List<String> subtestNames = [];
     Iterator matchesIter =
         multiHtmlTestGroupRegExp.allMatches(contents).iterator;
     while (matchesIter.moveNext() && isMultiHtmlTest) {
       String fullMatch = matchesIter.current.group(0);
       subtestNames.add(fullMatch.substring(fullMatch.indexOf("'") + 1));
     }
 
     return {
       "vmOptions": result,
       "sharedOptions": sharedOptions == null ? [] : sharedOptions,
       "dartOptions": dartOptions,
       "packageRoot": packageRoot,
       "packages": packages,
       "hasCompileError": false,
       "hasRuntimeError": false,
       "hasStaticWarning": false,
       "otherScripts": otherScripts,
+      "otherResources": otherResources,
       "isMultitest": isMultitest,
       "isMultiHtmlTest": isMultiHtmlTest,
       "subtestNames": subtestNames,
       "isolateStubs": isolateStubs,
       "containsDomImport": containsDomImport
     };
   }
 
   List<List<String>> getVmOptions(Map optionsFromFile) {
     var COMPILERS = const ['none', 'precompiler', 'dart2app', 'dart2appjit'];
@@ skipping 697 matching lines @@
       }
       if (path.length > WINDOWS_SHORTEN_PATH_LIMIT) {
         ++shortNameCounter;
         var pathEnd = path.substring(path.length - WINDOWS_PATH_END_LENGTH);
         path = "short${shortNameCounter}_$pathEnd";
       }
     }
     return path;
   }
 }