Initial cut for a development server

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 ddc.test.codegen_test;
 
 import 'dart:io';
+import 'package:cli_util/cli_util.dart' show getSdkDir;
 import 'package:analyzer/src/generated/engine.dart' show AnalysisEngine, Logger;
 import 'package:analyzer/src/generated/java_engine.dart' show CaughtException;
 import 'package:args/args.dart';
 import 'package:cli_util/cli_util.dart' show getSdkDir;
 import 'package:dev_compiler/devc.dart';
-import 'package:dev_compiler/src/checker/resolver.dart' show TypeResolver;
 import 'package:dev_compiler/src/options.dart';
 import 'package:logging/logging.dart' show Level;
 import 'package:path/path.dart' as path;
 import 'package:unittest/unittest.dart';
 
 final ArgParser argParser = new ArgParser()
   ..addOption('dart-sdk', help: 'Dart SDK Path', defaultsTo: null)
   ..addFlag(
       'dart-gen', abbr: 'd', help: 'Generate dart output', defaultsTo: false);
 
@@ skipping 22 matching lines @@
   var inputDir = dartGen
       ? path.join(testDir, 'dart_codegen')
       : path.join(testDir, 'codegen');
   var actualDir = path.join(inputDir, 'actual');
   var paths = new Directory(inputDir)
       .listSync()
       .where((f) => f is File)
       .map((f) => f.path)
       .where((p) => p.endsWith('.dart') && filePattern.hasMatch(p));
 
-  var options = new CompilerOptions(
-      outputDir: actualDir,
-      useColors: false,
-      outputDart: dartGen,
-      formatOutput: dartGen,
-      emitSourceMaps: false);
-  var realSdk = new TypeResolver.fromDir(getSdkDir(arguments).path, options);
+  compile(String entryPoint, String sdkPath, [bool checkSdk = false]) {
+    var options = new CompilerOptions(
+        outputDir: actualDir,
+        useColors: false,
+        outputDart: dartGen,
+        formatOutput: dartGen,
+        emitSourceMaps: false,
+        forceCompile: checkSdk,
+        cheapTestFormat: checkSdk,
+        checkSdk: checkSdk,
+        entryPointFile: entryPoint,
+        dartSdkPath: sdkPath);
+    return new Compiler(options).run();
+  }
+  var realSdk = getSdkDir(arguments).path;
 
   // Validate that old output is gone before running.
   // TODO(jmesserly): it'd be nice to do all cleanup here, including removing
   // pub's 'packages' symlinks which mess up the diff. That way this test
   // can be self contained instead of depending on a shell script.
   if (new Directory(actualDir).existsSync()) {
     throw 'Old compiler output should be cleaned up first. Use ./test/test.sh';
   }
 
   for (var filePath in paths) {
     var filename = path.basenameWithoutExtension(filePath);
 
     test('devc $filename.dart', () {
       compilerMessages.writeln('// Messages from compiling $filename.dart');
 
-      var result = compile(filePath, realSdk, options);
+      var result = compile(filePath, realSdk);
       var success = !result.failure;
 
       // Write compiler messages to disk.
       new File(path.join(actualDir, '$filename.txt'))
           .writeAsStringSync(compilerMessages.toString());
 
       var outFile = dartGen
           ? new File(path.join(actualDir, '$filename/$filename.dart'))
           : new File(path.join(actualDir, '$filename.js'));
       expect(outFile.existsSync(), success,
@@ skipping 17 matching lines @@
     });
     tearDown(() {
       AnalysisEngine.instance.logger = savedLogger;
     });
 
     test('devc dart:core', () {
       // Get the test SDK. We use a checked in copy so test expectations can be
       // generated against a specific SDK version.
       // TODO(jmesserly): eventually we should track compiler messages.
       // For now we're just trying to get decent code generation.
-      var options = new CompilerOptions(
-          outputDir: actualDir,
-          checkSdk: true,
-          forceCompile: true,
-          outputDart: dartGen,
-          formatOutput: dartGen,
-          cheapTestFormat: true,
-          emitSourceMaps: false);
-      var sdkPath = dartGen
+      var testSdk = dartGen
           ? path.join(testDir, '..', 'tool', 'input_sdk')
           : path.join(testDir, 'generated_sdk');
-      var testSdk = new TypeResolver.fromDir(sdkPath, options);
-      compile('dart:core', testSdk, options);
+      var result = compile('dart:core', testSdk, true);
+      var outputDir = new Directory(path.join(actualDir, 'core'));
       var outFile = dartGen
           ? new File(path.join(actualDir, 'core/core'))
           : new File(path.join(actualDir, 'dart/core.js'));
       expect(outFile.existsSync(), true,
           reason: '${outFile.path} was created for dart:core');
     });
   });
 
   if (!dartGen) {
     test('devc jscodegen html_input.html', () {
       var filePath = path.join(inputDir, 'html_input.html');
       compilerMessages.writeln('// Messages from compiling html_input.html');
 
-      var result = compile(filePath, realSdk, options);
+      var result = compile(filePath, realSdk);
       var success = !result.failure;
 
       // Write compiler messages to disk.
       new File(path.join(actualDir, 'html_input.txt'))
           .writeAsStringSync(compilerMessages.toString());
 
       var outFile = new File(path.join(actualDir, 'html_input.html'));
       expect(outFile.existsSync(), success,
           reason: '${outFile.path} was created iff compilation succeeds');
     });
   }
 }
 
 /// 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');
   }
 
   @override void logError2(String message, Object exception) {
     print('[AnalysisEngine] error $message $exception');
   }
 
   void logInformation(String message, [CaughtException exception]) {}
   void logInformation2(String message, Object exception) {}
 }