Implement test selection.

tools/testing/dart/test_options.dart

 // Copyright (c) 2011, 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_options_parser");
 
+List<String> defaultTestSelectors = const ['standalone', 'corelib'];
+
 /**
  * Specification of a single test option.
  *
  * The name of the specification is used as the key for the option in
  * the Map returned from the [TestOptionParser] parse method.
  */
 class _TestOptionSpecification {
   _TestOptionSpecification(this.name,
                            this.description,
                            this.keys,
@@ skipping 116 matching lines @@
         name = arg;
         if ((i + 1) >= arguments.length) {
           print('No value supplied for option $name');
           return null;
         }
         value = arguments[++i];
       } else {
         // The option name does not start with '-' or '--' so we
         // assume that the rest of the arguments specify tests or test
         // suites to run.
-        configuration['rest'] = arguments.getRange(i, numArguments - i);
+        configuration['patterns'] = arguments.getRange(i, numArguments - i);
         return _expandConfigurations(configuration);
       }
       // Find the option specification for the name.
       var spec = _getSpecification(name);
       if (spec == null) {
         print('Unknown test option $name');
         return null;
       }
       // Parse the value for the option.
       if (spec.type == 'bool') {
@@ skipping 34 matching lines @@
     if (configuration['architecture'] == 'all') {
       configuration['architecture'] = 'ia32,x64,simarm';
     }
     if (configuration['mode'] == 'all') {
       configuration['mode'] = 'debug,release';
     }
     if (configuration['component'] == 'most') {
       configuration['component'] = 'vm,dartc';
     }
 
+    // Expand the test selectors into simple regular expressions to be
+    // used on the full path of a test file. If no selectors are
+    // explicitly given use the default suite patterns.
+    List patterns = configuration['patterns'];
+    if (patterns == null) {
+      patterns = new List.from(defaultTestSelectors);
+    }
+    for (var i = 0; i < patterns.length; i++) {
+      patterns[i] = patterns[i].replaceAll('*', '.*');
+      patterns[i] = patterns[i].replaceAll('/', '.*');
+      patterns[i] = new RegExp(patterns[i]);
+    }
+    configuration['patterns'] = patterns;
+
     // Expand the architectures.
     var archs = configuration['architecture'];
     if (archs.contains(',')) {
       var result = new List<Map>();
       for (var arch in archs.split(',')) {
         var newConfiguration = new Map.from(configuration);
         newConfiguration['architecture'] = arch;
         result.addAll(_expandConfigurations(newConfiguration));
       }
       return result;
@@ skipping 92 matching lines @@
       if (option.keys.some((key) => key == name)) {
         return option;
       }
     }
     return null;
   }
 
 
   List<_TestOptionSpecification> _options;
 }