Add SExpression test and share tests between dart2dart and analyzer2dart.

pkg/analyzer2dart/test/end2end_test.dart

 // Copyright (c) 2014, 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.
 
 /// End-to-end test of the analyzer2dart compiler.
-
-import 'dart:async';
+library test.end2end;
 
 import 'mock_sdk.dart';
 import 'package:analyzer/file_system/memory_file_system.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/sdk.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:unittest/unittest.dart';
 
 import '../lib/src/closed_world.dart';
 import '../lib/src/driver.dart';
 import '../lib/src/converted_world.dart';
 import '../lib/src/dart_backend.dart';
 
+import 'test_helper.dart' hide TestSpec;
+import 'output_helper.dart';
+import 'end2end_data.dart';
+
 main() {
-  test('Empty main', () {
-    String expectedResult =  '''
-main() {}
-''';
-    checkResult('''
-main() {}''',
-        expectedResult);
-
-    checkResult('''
-main() {}
-foo() {}''',
-        expectedResult);
-  });
-
-  test('Simple call-chains', () {
-    checkResult('''
-foo() {}
-main() {
-  foo();
-}
-''');
-
-    checkResult('''
-bar() {}
-foo() {
-  bar();
-}
-main() {
-  foo();
-}
-''');
-
-    checkResult('''
-bar() {
-  main();
-}
-foo() {
-  bar();
-}
-main() {
-  foo();
-}
-''');
-  });
-
-  test('Literals', () {
-    checkResult('''
-main() {
-  return 0;
-}
-''');
-
-    checkResult('''
-main() {
-  return 1.5;
-}
-''');
-
-    checkResult('''
-main() {
-  return true;
-}
-''');
-
-    checkResult('''
-main() {
-  return false;
-}
-''');
-
-    checkResult('''
-main() {
-  return "a";
-}
-''');
-
-    checkResult('''
-main() {
-  return "a" "b";
-}
-''', '''
-main() {
-  return "ab";
-}
-''');
-  });
-
-  test('Parameters', () {
-    checkResult('''
-main(args) {}
-''');
-
-    checkResult('''
-main(a, b) {}
-''');
-  });
-
-  test('Typed parameters', () {
-    checkResult('''
-void main(args) {}
-''');
-
-    checkResult('''
-main(int a, String b) {}
-''');
-
-    checkResult('''
-main(Comparator a, List b) {}
-''');
-
-    checkResult('''
-main(Comparator<dynamic> a, List<dynamic> b) {}
-''', '''
-main(Comparator a, List b) {}
-''');
-
-    checkResult('''
-main(Map a, Map<dynamic, List<int>> b) {}
-''');
-  });
-
-  test('Pass arguments', () {
-    checkResult('''
-foo(a) {}
-main() {
-  foo(null);
-}
-''');
-
-    checkResult('''
-bar(b, c) {}
-foo(a) {}
-main() {
-  foo(null);
-  bar(0, "");
-}
-''');
-
-    checkResult('''
-bar(b) {}
-foo(a) {
-  bar(a);
-}
-main() {
-  foo(null);
-}
-''');
-  });
-
-  test('Top level field access', () {
-    checkResult('''
-main(args) {
-  return deprecated;
-}
-''');
-  });
-
-  test('Local variables', () {
-    checkResult('''
-main() {
-  var a;
-  return a;
-}
-''', '''
-main() {}
-''');
-
-    checkResult('''
-main() {
-  var a = 0;
-  return a;
-}
-''', '''
-main() {
-  return 0;
-}
-''');
-  });
-
-  test('Dynamic access', () {
-    checkResult('''
-main(a) {
-  return a.foo;
-}
-''', '''
-main(a) {
-  return a.foo;
-}
-''');
-
-    checkResult('''
-main() {
-  var a = "";
-  return a.foo;
-}
-''', '''
-main() {
-  return "".foo;
-}
-''');
-  });
-
-  test('Dynamic invocation', () {
-    checkResult('''
-main(a) {
-  return a.foo(0);
-}
-''', '''
-main(a) {
-  return a.foo(0);
-}
-''');
-
-    checkResult('''
-main() {
-  var a = "";
-  return a.foo(0, 1);
-}
-''', '''
-main() {
-  return "".foo(0, 1);
-}
-''');
-  });
-
-  test('Binary expressions', () {
-    checkResult('''
-main(a) {
-  return a + deprecated;
-}
-''', '''
-main(a) {
-  return a + deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a - deprecated;
-}
-''', '''
-main(a) {
-  return a - deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a * deprecated;
-}
-''', '''
-main(a) {
-  return a * deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a / deprecated;
-}
-''', '''
-main(a) {
-  return a / deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a ~/ deprecated;
-}
-''', '''
-main(a) {
-  return a ~/ deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a % deprecated;
-}
-''', '''
-main(a) {
-  return a % deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a < deprecated;
-}
-''', '''
-main(a) {
-  return a < deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a <= deprecated;
-}
-''', '''
-main(a) {
-  return a <= deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a > deprecated;
-}
-''', '''
-main(a) {
-  return a > deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a >= deprecated;
-}
-''', '''
-main(a) {
-  return a >= deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a << deprecated;
-}
-''', '''
-main(a) {
-  return a << deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a >> deprecated;
-}
-''', '''
-main(a) {
-  return a >> deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a & deprecated;
-}
-''', '''
-main(a) {
-  return a & deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a | deprecated;
-}
-''', '''
-main(a) {
-  return a | deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a ^ deprecated;
-}
-''', '''
-main(a) {
-  return a ^ deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a == deprecated;
-}
-''', '''
-main(a) {
-  return a == deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a != deprecated;
-}
-''', '''
-main(a) {
-  return !(a == deprecated);
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a || deprecated;
-}
-''', '''
-main(a) {
-  return a || deprecated;
-}
-''');
-
-    checkResult('''
-main(a) {
-  return a && deprecated;
-}
-''', '''
-main(a) {
-  return a && deprecated;
-}
-''');
-  });
-
-  test('If statement', () {
-    checkResult('''
-main(a) {
-  if (a) {
-    print(0);
-  }
-}
-''', '''
-main(a) {
-  if (a) {
-    print(0);
-  }
-}
-''');
-
-    checkResult('''
-main(a) {
-  if (a) {
-    print(0);
-  } else {
-    print(1);
-  }
-}
-''', '''
-main(a) {
-  a ? print(0) : print(1);
-}
-''');
-
-    checkResult('''
-main(a) {
-  if (a) {
-    print(0);
-  } else {
-    print(1);
-    print(2);
-  }
-}
-''', '''
-main(a) {
-  if (a) {
-    print(0);
-  } else {
-    print(1);
-    print(2);
-  }
-}
-''');
-  });
-
-  test('If statement', () {
-    checkResult('''
-main(a) {
-  return a ? print(0) : print(1);
-}
-''', '''
-main(a) {
-  return a ? print(0) : print(1);
-}
-''');
-  });
+  performTests(TEST_DATA, unittester, checkResult);
 }
 
-checkResult(String input, [String expectedOutput]) {
-  if (expectedOutput == null) {
-    expectedOutput = input;
-  }
+checkResult(TestSpec result) {
+  String input = result.input;
+  String expectedOutput = result.output;
 
   CollectingOutputProvider outputProvider = new CollectingOutputProvider();
   MemoryResourceProvider provider = new MemoryResourceProvider();
   DartSdk sdk = new MockSdk();
   Driver driver = new Driver(provider, sdk, outputProvider);
   String rootFile = '/root.dart';
   provider.newFile(rootFile, input);
   Source rootSource = driver.setRoot(rootFile);
   FunctionElement entryPoint = driver.resolveEntryPoint(rootSource);
   ClosedWorld world = driver.computeWorld(entryPoint);
   ConvertedWorld convertedWorld = convertWorld(world);
   compileToDart(driver, convertedWorld);
   String output = outputProvider.output.text;
   expect(output, equals(expectedOutput));
 }
-
-class CollectingOutputProvider {
-  StringBufferSink output;
-
-  EventSink<String> call(String name, String extension) {
-    return output = new StringBufferSink();
-  }
-}
-
-class StringBufferSink implements EventSink<String> {
-  StringBuffer sb = new StringBuffer();
-
-  void add(String text) {
-    sb.write(text);
-  }
-
-  void addError(errorEvent, [StackTrace stackTrace]) {}
-
-  void close() {}
-
-  String get text => sb.toString();
-}
-