New testrunner that runs the test pipleine in an isolate.

utils/testrunner/pipeline_task.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.
-
-/**
- * A test execution pipeline is made up of a list of tasks. Each task is a
- * subclass of [PipelineTask].
- */
-abstract class PipelineTask {
-
-  abstract execute(Path testfile, List stdout, List stderr,
-                       bool logging, Function exitHandler);
-
-  void cleanup(Path testfile, List stdout, List stderr,
-               bool verboseLogging, bool keepTestFiles) {
-  }
-
-  void deleteFiles(List templates, Path testfile, bool logging, bool keepFiles,
-                   List stdout) {
-    if (!keepFiles) {
-      for (var template in templates) {
-        var fname = expandMacros(template, testfile);
-        if (deleteFile(fname)) {
-          if (logging) {
-            stdout.add('Removed $fname');
-          }
-        } else {
-          if (logging) {
-            stdout.add('Failed to remove $fname');
-          }
-        }
-      }
-    }
-  }
-
-  String flattenPath(String path) {
-    return makePathAbsolute(path).
-        replaceAll(Platform.pathSeparator, "_").
-        replaceAll(":","");
-  }
-
-  // This takes a string used in a template and does macro expansion for
-  // a specific test file.
-  String expandMacros(String template, Path testfile) {
-    String path = makePathAbsolute(testfile.directoryPath.toString());
-    return template.
-        replaceAll(Macros.fullFilePath, testfile.toNativePath()).
-        replaceAll(Macros.filenameNoExtension,
-            testfile.filenameWithoutExtension).
-        replaceAll(Macros.filename, testfile.filename).
-        replaceAll(Macros.directory, path).
-        replaceAll(Macros.flattenedDirectory, flattenPath(path));
-  }
-}
-
-