Infra for running lib tests

test/codegen_test.dart

 // Copyright (c) 2015, 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.
 
 /// Tests code generation.
 /// Runs Dart Dev Compiler on all input in the `codegen` directory and checks
 /// that the output is what we expected.
 library dev_compiler.test.codegen_test;
 
 import 'dart:io';
@@ skipping 85 matching lines @@
 // Messages from compiling ${path.basenameWithoutExtension(url)}.dart
 $compilerMessages''';
       var dir = file.parent;
       if (!dir.existsSync()) dir.createSync(recursive: true);
       file.writeAsStringSync(message);
       compilerMessages.clear();
     });
     return !compiler.failure;
   }
 
+  var testDirs = <String>['language', path.join('lib', 'typed_data')];
+
   var multitests = new Set<String>();
   {
     // Expand wacky multitests into a bunch of test files.
     // We'll compile each one as if it was an input.
-    var languageDir = path.join(inputDir, 'language');
-    var testFiles = _findTests(languageDir, filePattern);
+    for (var testDir in testDirs) {
+      var fullDir = path.join(inputDir, testDir);
+      var testFiles = _findTests(fullDir, filePattern);
 
-    for (var filePath in testFiles) {
-      if (filePath.endsWith('_multi.dart')) continue;
+      for (var filePath in testFiles) {
+        if (filePath.endsWith('_multi.dart')) continue;
 
-      var contents = new File(filePath).readAsStringSync();
-      if (isMultiTest(contents)) {
-        multitests.add(filePath);
+        var contents = new File(filePath).readAsStringSync();
+        if (isMultiTest(contents)) {
+          multitests.add(filePath);
 
-        var tests = new Map<String, String>();
-        var outcomes = new Map<String, Set<String>>();
-        extractTestsFromMultitest(filePath, contents, tests, outcomes);
+          var tests = new Map<String, String>();
+          var outcomes = new Map<String, Set<String>>();
+          extractTestsFromMultitest(filePath, contents, tests, outcomes);
 
-        var filename = path.basenameWithoutExtension(filePath);
-        tests.forEach((name, contents) {
-          new File(path.join(languageDir, '${filename}_${name}_multi.dart'))
-              .writeAsStringSync(contents);
-        });
+          var filename = path.basenameWithoutExtension(filePath);
+          tests.forEach((name, contents) {
+            new File(path.join(fullDir, '${filename}_${name}_multi.dart'))
+                .writeAsStringSync(contents);
+          });
+        }
       }
     }
   }
 
   var batchCompiler = createCompiler(realSdkContext);
 
-  for (var dir in [null, 'language']) {
-    if (codeCoverage && dir == 'language') continue;
+  var allDirs = [null];
+  allDirs.addAll(testDirs);
+  for (var dir in allDirs) {
+    if (codeCoverage && dir != null) continue;
 
     group('dartdevc ' + path.join('test', 'codegen', dir), () {
       var outDir = new Directory(path.join(expectDir, dir));
       if (!outDir.existsSync()) outDir.createSync(recursive: true);
 
       var testFiles = _findTests(path.join(inputDir, dir), filePattern);
       for (var filePath in testFiles) {
         if (multitests.contains(filePath)) continue;
 
         var filename = path.basenameWithoutExtension(filePath);
@@ skipping 102 matching lines @@
 
 /// An implementation of analysis engine's [Logger] that prints.
 class PrintLogger implements Logger {
   @override void logError(String message, [CaughtException exception]) {
     print('[AnalysisEngine] error $message $exception');
   }
 
   void logInformation(String message, [CaughtException exception]) {}
   void logInformation2(String message, Object exception) {}
 }