test/build/script_compactor_test.dart - web-components - Git at Google

 // 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.
 @TestOn('vm')
 library web_components.test.build.script_compactor_test;

 import 'package:code_transformers/tests.dart';
 import 'package:web_components/build/messages.dart';
 import 'package:web_components/build/script_compactor.dart';
 import 'package:test/test.dart';

 var transformer = new ScriptCompactorTransformer();
 var phases = [[transformer]];

 main() {
   group('basic', basicTests);
   group('code extraction tests', codeExtractorTests);
   group('fixes import/export/part URIs', dartUriTests);
   group('validates script-tag URIs', validateUriTests);
 }

 void basicTests() {
   testPhases('single script', phases, {
     'a|web/index.html': '''
         <!DOCTYPE html><html><head></head><body>
           <script type="application/dart" src="index.dart"></script>
         </body></html>''',
     'a|web/index.dart': '''
         library a.index;
         main(){}''',
   }, {
     'a|web/index.html': '''
         <!DOCTYPE html><html><head></head><body>
         <script type="application/dart" src="index.bootstrap.dart"></script>
         </body></html>''',
     'a|web/index.bootstrap.dart': '''
         library a.web.index_bootstrap_dart;

         import 'index.dart' as i0;

         main() => i0.main();''',
     'a|web/index.dart': '''
         library a.index;
         main(){}''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('multiple scripts from nested html import', phases, {
     'a|web/index.html': '''
         <!DOCTYPE html><html>
           <head>
             <link rel="import" href="packages/b/a.html">
           </head>
           <body>
             <script type="application/dart" src="index.dart"></script>
           </body>
         </body></html>''',
     'a|web/index.dart': '''
         library a.index;
         main(){}''',
     'b|lib/a.html': '''
         <link rel="import" href="b/b.html">
         <link rel="import" href="../../packages/c/c.html">
         <script type="application/dart" src="a.dart"></script>''',
     'b|lib/b/b.html': '<script type="application/dart" src="b.dart"></script>',
     'b|lib/a.dart': 'library b.a;',
     'b|lib/b/b.dart': 'library b.b.b;',
     'c|lib/c.html': '<script type="application/dart" src="c.dart"></script>',
     'c|lib/c.dart': 'library c.c;',
   }, {
     'a|web/index.html': '''
         <!DOCTYPE html><html>
         <head>
           <link rel="import" href="packages/b/a.html">
         </head>
         <body>
           <script type="application/dart" src="index.bootstrap.dart"></script>
         </body></html>''',
     'a|web/index.bootstrap.dart': '''
         library a.web.index_bootstrap_dart;

         import 'package:b/b/b.dart' as i0;
         import 'package:c/c.dart' as i1;
         import 'package:b/a.dart' as i2;
         import 'index.dart' as i3;

         main() => i3.main();''',
     'b|lib/a.html': '''
         <link rel="import" href="b/b.html">
         <link rel="import" href="../../packages/c/c.html">
         <script type="application/dart" src="a.dart"></script>''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('inline scripts', phases, {
     'a|web/index.html': '''
         <!DOCTYPE html>
         <html>
           <head>
             <link rel="import" href="packages/a/foo.html">
           </head>
           <body>
             <script type="application/dart">
               library a.index;
               main(){}
             </script>
           </body>
         </html>''',
     'a|lib/foo.html': '''
         <script type="application/dart">
           library a.foo;

           import 'bar.dart';
         </script>''',
   }, {
     'a|web/index.html': '''
         <!DOCTYPE html>
         <html>
           <head>
             <link rel="import" href="packages/a/foo.html">
           </head>
           <body>
             <script type="application/dart" src="index.bootstrap.dart"></script>
           </body>
         </html>''',
     'a|web/index.html.1.dart': '''
         library a.index;
         main(){}''',
     'a|web/index.html.0.dart': '''
         library a.foo;

         import 'package:a/bar.dart';''',
     'a|web/index.bootstrap.dart': '''
         library a.web.index_bootstrap_dart;

         import 'index.html.0.dart' as i0;
         import 'index.html.1.dart' as i1;

         main() => i1.main();''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('Cleans library names generated from file paths.', phases, {
     'a|web/01_test.html': '''
         <!DOCTYPE html><html><head>
         <script type="application/dart">/*1*/</script>
         </head></html>''',
     'a|web/foo_02_test.html': '''
         <!DOCTYPE html><html><head>
         <script type="application/dart">/*2*/</script>
         </head></html>''',
     'a|web/test_03.html': '''
         <!DOCTYPE html><html><head>
         <script type="application/dart">/*3*/</script>
         </head></html>''',
     'a|web/*test_%foo_04!.html': '''
         <!DOCTYPE html><html><head>
         <script type="application/dart">/*4*/</script>
         </head></html>''',
     'a|web/%05_test.html': '''
         <!DOCTYPE html><html><head>
         <script type="application/dart">/*5*/</script>
         </head></html>''',
   }, {
     // Appends an _ if it starts with a number.
     'a|web/01_test.html.0.dart': 'library a.web._01_test_html_0;\n/*1*/',
     // Allows numbers in the middle.
     'a|web/foo_02_test.html.0.dart': 'library a.web.foo_02_test_html_0;\n/*2*/',
     // Allows numbers at the end.
     'a|web/test_03.html.0.dart': 'library a.web.test_03_html_0;\n/*3*/',
     // Replaces invalid characters with _.
     'a|web/*test_%foo_04!.html.0.dart':
         'library a.web._test__foo_04__html_0;\n/*4*/',
     // Replace invalid character followed by number.
     'a|web/%05_test.html.0.dart': 'library a.web._05_test_html_0;\n/*5*/',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('file names with hyphens are ok', phases, {
     'a|web/a-b.html': '''
         <!DOCTYPE html><html><head></head><body>
           <script type="application/dart" src="a-b.dart"></script>
         </body></html>''',
     'a|web/a-b.dart': '''
         library a.a_b;
         main(){}''',
   }, {
     'a|web/a-b.html': '''
         <!DOCTYPE html><html><head></head><body>
         <script type="application/dart" src="a-b.bootstrap.dart"></script>
         </body></html>''',
     'a|web/a-b.bootstrap.dart': '''
         library a.web.a_b_bootstrap_dart;

         import 'a-b.dart' as i0;

         main() => i0.main();''',
     'a|web/a-b.dart': '''
         library a.a_b;
         main(){}''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('package names with hyphens give an error', phases, {
     'a-b|web/a.html': '''
         <!DOCTYPE html><html><head></head><body>
           <script type="application/dart" src="a.dart"></script>
         </body></html>''',
     'a-b|web/a.dart': '''
         library a.a;
         main(){}''',
   }, {}, [
     'error: Invalid package name `a-b`. Package names should be '
     'valid dart identifiers, as indicated at '
     'https://www.dartlang.org/tools/pub/pubspec.html#name.'
   ], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('package names that start with a period are not allowed', phases, {
     '.a|web/a.html': '''
         <!DOCTYPE html><html><head></head><body>
           <script type="application/dart" src="a.dart"></script>
         </body></html>''',
     '.a|web/a.dart': '''
         library a.a;
         main(){}''',
   }, {}, [
     'error: Invalid package name `.a`. Package names should be '
     'valid dart identifiers, as indicated at '
     'https://www.dartlang.org/tools/pub/pubspec.html#name.'
   ], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('package names that end with a period are not allowed', phases, {
     'a.|web/a.html': '''
         <!DOCTYPE html><html><head></head><body>
           <script type="application/dart" src="a.dart"></script>
         </body></html>''',
     'a.|web/a.dart': '''
         library a.a;
         main(){}''',
   }, {}, [
     'error: Invalid package name `a.`. Package names should be '
     'valid dart identifiers, as indicated at '
     'https://www.dartlang.org/tools/pub/pubspec.html#name.'
   ], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('package names with internal periods are allowed', phases, {
     'a.b|web/a.html': '''
         <!DOCTYPE html><html><head></head><body>
           <script type="application/dart" src="a.dart"></script>
         </body></html>''',
     'a.b|web/a.dart': '''
         library a.b.a;
         main(){}''',
   }, {
     'a.b|web/a.bootstrap.dart': '''
       library a.b.web.a_bootstrap_dart;

       import 'a.dart' as i0;

       main() => i0.main();''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);
 }

 void codeExtractorTests() {
   testPhases('no dart script', phases, {
     'a|web/test.html': '<!DOCTYPE html><html></html>',
   }, {}, [
     'error: Found either zero or multiple dart scripts in the entry point '
         '`web/test.html`. Exactly one was expected.',
   ], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('single script, no library in script', phases, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
         <script type="application/dart">main() { }</script>''',
   }, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
           <script type="application/dart" src="test.bootstrap.dart">
           </script>
         </head><body></body></html>''',
     'a|web/test.html.0.dart': '''
         library a.web.test_html_0;
         main() { }''',
     'a|web/test.bootstrap.dart': '''
         library a.web.test_bootstrap_dart;

         import 'test.html.0.dart' as i0;

         main() => i0.main();''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('single script, with library', phases, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
         <script type="application/dart">
           library f;
           main() { }
         </script>''',
   }, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
           <script type="application/dart" src="test.bootstrap.dart">
           </script>
         </head><body></body></html>''',
     'a|web/test.html.0.dart': '''
         library f;
         main() { }''',
     'a|web/test.bootstrap.dart': '''
         library a.web.test_bootstrap_dart;

         import 'test.html.0.dart' as i0;

         main() => i0.main();''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('under lib/ directory not transformed', phases, {
     'a|lib/test.html': '''
         <!DOCTYPE html><html><head>
         <script type="application/dart">
           library f;
           main() { }
         </script>''',
   }, {
     'a|lib/test.html': '''
         <!DOCTYPE html><html><head>
         <script type="application/dart">
           library f;
           main() { }
         </script>''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('multiple scripts - error', phases, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
         <script type="application/dart">
             library a1;
             main1() { }
         </script>
         <script type="application/dart">library a2;\nmain2() { }</script>''',
   }, {}, [
     'error: Found either zero or multiple dart scripts in the entry point '
         '`web/test.html`. Exactly one was expected.',
   ], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('multiple imported scripts', phases, {
     'a|web/test.html': '''
         <link rel="import" href="test2.html">
         <link rel="import" href="bar/test.html">
         <link rel="import" href="packages/a/foo/test.html">
         <link rel="import" href="packages/b/test.html">
         <script type="application/dart" src="test.dart"></script>''',
     'a|web/test.dart': 'library a.test;',
     'a|web/test2.html': '<script type="application/dart">main1() { }',
     'a|web/bar/test.html': '<script type="application/dart">main2() { }',
     'a|lib/foo/test.html': '<script type="application/dart">main3() { }',
     'b|lib/test.html': '<script type="application/dart">main4() { }',
   }, {
     'a|web/test.html': '''
         <html>
           <head>
             <link rel="import" href="test2.html">
             <link rel="import" href="bar/test.html">
             <link rel="import" href="packages/a/foo/test.html">
             <link rel="import" href="packages/b/test.html">
             <script type="application/dart" src="test.bootstrap.dart"></script>
           </head><body></body></html>''',
     'a|web/test.bootstrap.dart': '''
         library a.web.test_bootstrap_dart;
         import 'test.html.0.dart' as i0;
         import 'test.html.1.dart' as i1;
         import 'test.html.2.dart' as i2;
         import 'test.html.3.dart' as i3;
         import 'test.dart' as i4;

         main() => i4.main();
         ''',
     'a|web/test.html.0.dart': '''
         library a.web.test_html_0;
         main1() { }''',
     'a|web/test.html.1.dart': '''
         library a.web.test_html_1;
         main2() { }''',
     'a|web/test.html.2.dart': '''
         library a.web.test_html_2;
         main3() { }''',
     'a|web/test.html.3.dart': '''
         library a.web.test_html_3;
         main4() { }''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);
 }

 dartUriTests() {
   testPhases('from web folder', phases, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
           <link rel="import" href="test2/foo.html">
           <script type="application/dart" src="test.dart"></script>
         </head><body></body></html>''',
     'a|web/test.dart': 'library a.test;',
     'a|web/test2/foo.html': '''
       <!DOCTYPE html><html><head></head><body>
       <script type="application/dart">
         import 'package:qux/qux.dart';
         import 'foo.dart';
         export 'bar.dart';
         part 'baz.dart';
       </script>
       </body></html>''',
   }, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
           <link rel="import" href="test2/foo.html">
           <script type="application/dart" src="test.bootstrap.dart"></script>
         </head><body></body></html>''',
     'a|web/test.html.0.dart': '''
         library a.web.test_html_0;

         import 'package:qux/qux.dart';
         import 'test2/foo.dart';
         export 'test2/bar.dart';
         part 'test2/baz.dart';''',
     'a|web/test2/foo.html': '''
         <!DOCTYPE html><html><head></head><body>
           <script type="application/dart" src="foo.bootstrap.dart">
           </script>
         </body></html>''',
     'a|web/test2/foo.html.0.dart': '''
         library a.web.test2.foo_html_0;

         import 'package:qux/qux.dart';
         import 'foo.dart';
         export 'bar.dart';
         part 'baz.dart';''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('from lib folder', phases, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
         <link rel="import" href="packages/a/test2/foo.html">
         <script type="application/dart" src="test.dart"></script>
         </head><body></body></html>''',
     'a|web/test.dart': 'library a.test;',
     'a|lib/test2/foo.html': '''
         <!DOCTYPE html><html><head></head><body>
         <script type="application/dart">
           import 'package:qux/qux.dart';
           import 'foo.dart';
           export 'bar.dart';
           part 'baz.dart';
         </script>
         </body></html>''',
   }, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
           <link rel="import" href="packages/a/test2/foo.html">
           <script type="application/dart" src="test.bootstrap.dart"></script>
         </head><body></body></html>''',
     'a|web/test.html.0.dart': '''
         library a.web.test_html_0;

         import 'package:qux/qux.dart';
         import 'package:a/test2/foo.dart';
         export 'package:a/test2/bar.dart';
         part 'package:a/test2/baz.dart';''',
     'a|lib/test2/foo.html': '''
         <!DOCTYPE html><html><head></head><body>
         <script type="application/dart">
           import 'package:qux/qux.dart';
           import 'foo.dart';
           export 'bar.dart';
           part 'baz.dart';
         </script>
         </body></html>''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

   testPhases('from another pkg', phases, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
           <link rel="import" href="packages/b/test2/foo.html">
           <script type="application/dart" src="test.dart"></script>
         </head><body></body></html>''',
     'a|web/test.dart': 'library a.test;',
     'b|lib/test2/foo.html': '''
       <!DOCTYPE html><html><head></head><body>
       <script type="application/dart">
       import 'package:qux/qux.dart';
       import 'foo.dart';
       export 'bar.dart';
       part 'baz.dart';
       </script>
       </body></html>''',
   }, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><head>
           <link rel="import" href="packages/b/test2/foo.html">
           <script type="application/dart" src="test.bootstrap.dart"></script>
         </head><body></body></html>''',
     'a|web/test.html.0.dart': '''
         library a.web.test_html_0;

         import 'package:qux/qux.dart';
         import 'package:b/test2/foo.dart';
         export 'package:b/test2/bar.dart';
         part 'package:b/test2/baz.dart';''',
   }, [], StringFormatter.noNewlinesOrSurroundingWhitespace);
 }

 validateUriTests() {
   testPhases('script src is invalid', phases, {
     'a|web/test.html': '''
         <!DOCTYPE html><html><body>
         <script type="application/dart" src="a.dart"></script>
         </body></html>''',
   }, {}, [
     'warning: ${scriptFileNotFound.create({'url': 'a|web/a.dart'}).snippet} '
         '(web/test.html 1 8)',
   ]);
 }
	// 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.
	@TestOn('vm')
	library web_components.test.build.script_compactor_test;

	import 'package:code_transformers/tests.dart';
	import 'package:web_components/build/messages.dart';
	import 'package:web_components/build/script_compactor.dart';
	import 'package:test/test.dart';

	var transformer = new ScriptCompactorTransformer();
	var phases = [[transformer]];

	main() {
	group('basic', basicTests);
	group('code extraction tests', codeExtractorTests);
	group('fixes import/export/part URIs', dartUriTests);
	group('validates script-tag URIs', validateUriTests);
	}

	void basicTests() {
	testPhases('single script', phases, {
	'a\|web/index.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart" src="index.dart"></script>
	</body></html>''',
	'a\|web/index.dart': '''
	library a.index;
	main(){}''',
	}, {
	'a\|web/index.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart" src="index.bootstrap.dart"></script>
	</body></html>''',
	'a\|web/index.bootstrap.dart': '''
	library a.web.index_bootstrap_dart;

	import 'index.dart' as i0;

	main() => i0.main();''',
	'a\|web/index.dart': '''
	library a.index;
	main(){}''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('multiple scripts from nested html import', phases, {
	'a\|web/index.html': '''
	<!DOCTYPE html><html>
	<head>
	<link rel="import" href="packages/b/a.html">
	</head>
	<body>
	<script type="application/dart" src="index.dart"></script>
	</body>
	</body></html>''',
	'a\|web/index.dart': '''
	library a.index;
	main(){}''',
	'b\|lib/a.html': '''
	<link rel="import" href="b/b.html">
	<link rel="import" href="../../packages/c/c.html">
	<script type="application/dart" src="a.dart"></script>''',
	'b\|lib/b/b.html': '<script type="application/dart" src="b.dart"></script>',
	'b\|lib/a.dart': 'library b.a;',
	'b\|lib/b/b.dart': 'library b.b.b;',
	'c\|lib/c.html': '<script type="application/dart" src="c.dart"></script>',
	'c\|lib/c.dart': 'library c.c;',
	}, {
	'a\|web/index.html': '''
	<!DOCTYPE html><html>
	<head>
	<link rel="import" href="packages/b/a.html">
	</head>
	<body>
	<script type="application/dart" src="index.bootstrap.dart"></script>
	</body></html>''',
	'a\|web/index.bootstrap.dart': '''
	library a.web.index_bootstrap_dart;

	import 'package:b/b/b.dart' as i0;
	import 'package:c/c.dart' as i1;
	import 'package:b/a.dart' as i2;
	import 'index.dart' as i3;

	main() => i3.main();''',
	'b\|lib/a.html': '''
	<link rel="import" href="b/b.html">
	<link rel="import" href="../../packages/c/c.html">
	<script type="application/dart" src="a.dart"></script>''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('inline scripts', phases, {
	'a\|web/index.html': '''
	<!DOCTYPE html>
	<html>
	<head>
	<link rel="import" href="packages/a/foo.html">
	</head>
	<body>
	<script type="application/dart">
	library a.index;
	main(){}
	</script>
	</body>
	</html>''',
	'a\|lib/foo.html': '''
	<script type="application/dart">
	library a.foo;

	import 'bar.dart';
	</script>''',
	}, {
	'a\|web/index.html': '''
	<!DOCTYPE html>
	<html>
	<head>
	<link rel="import" href="packages/a/foo.html">
	</head>
	<body>
	<script type="application/dart" src="index.bootstrap.dart"></script>
	</body>
	</html>''',
	'a\|web/index.html.1.dart': '''
	library a.index;
	main(){}''',
	'a\|web/index.html.0.dart': '''
	library a.foo;

	import 'package:a/bar.dart';''',
	'a\|web/index.bootstrap.dart': '''
	library a.web.index_bootstrap_dart;

	import 'index.html.0.dart' as i0;
	import 'index.html.1.dart' as i1;

	main() => i1.main();''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('Cleans library names generated from file paths.', phases, {
	'a\|web/01_test.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart">/1/</script>
	</head></html>''',
	'a\|web/foo_02_test.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart">/2/</script>
	</head></html>''',
	'a\|web/test_03.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart">/3/</script>
	</head></html>''',
	'a\|web/*test_%foo_04!.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart">/4/</script>
	</head></html>''',
	'a\|web/%05_test.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart">/5/</script>
	</head></html>''',
	}, {
	// Appends an _ if it starts with a number.
	'a\|web/01_test.html.0.dart': 'library a.web._01_test_html_0;\n/1/',
	// Allows numbers in the middle.
	'a\|web/foo_02_test.html.0.dart': 'library a.web.foo_02_test_html_0;\n/2/',
	// Allows numbers at the end.
	'a\|web/test_03.html.0.dart': 'library a.web.test_03_html_0;\n/3/',
	// Replaces invalid characters with _.
	'a\|web/*test_%foo_04!.html.0.dart':
	'library a.web._test__foo_04__html_0;\n/4/',
	// Replace invalid character followed by number.
	'a\|web/%05_test.html.0.dart': 'library a.web._05_test_html_0;\n/5/',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('file names with hyphens are ok', phases, {
	'a\|web/a-b.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart" src="a-b.dart"></script>
	</body></html>''',
	'a\|web/a-b.dart': '''
	library a.a_b;
	main(){}''',
	}, {
	'a\|web/a-b.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart" src="a-b.bootstrap.dart"></script>
	</body></html>''',
	'a\|web/a-b.bootstrap.dart': '''
	library a.web.a_b_bootstrap_dart;

	import 'a-b.dart' as i0;

	main() => i0.main();''',
	'a\|web/a-b.dart': '''
	library a.a_b;
	main(){}''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('package names with hyphens give an error', phases, {
	'a-b\|web/a.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart" src="a.dart"></script>
	</body></html>''',
	'a-b\|web/a.dart': '''
	library a.a;
	main(){}''',
	}, {}, [
	'error: Invalid package name `a-b`. Package names should be '
	'valid dart identifiers, as indicated at '
	'https://www.dartlang.org/tools/pub/pubspec.html#name.'
	], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('package names that start with a period are not allowed', phases, {
	'.a\|web/a.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart" src="a.dart"></script>
	</body></html>''',
	'.a\|web/a.dart': '''
	library a.a;
	main(){}''',
	}, {}, [
	'error: Invalid package name `.a`. Package names should be '
	'valid dart identifiers, as indicated at '
	'https://www.dartlang.org/tools/pub/pubspec.html#name.'
	], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('package names that end with a period are not allowed', phases, {
	'a.\|web/a.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart" src="a.dart"></script>
	</body></html>''',
	'a.\|web/a.dart': '''
	library a.a;
	main(){}''',
	}, {}, [
	'error: Invalid package name `a.`. Package names should be '
	'valid dart identifiers, as indicated at '
	'https://www.dartlang.org/tools/pub/pubspec.html#name.'
	], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('package names with internal periods are allowed', phases, {
	'a.b\|web/a.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart" src="a.dart"></script>
	</body></html>''',
	'a.b\|web/a.dart': '''
	library a.b.a;
	main(){}''',
	}, {
	'a.b\|web/a.bootstrap.dart': '''
	library a.b.web.a_bootstrap_dart;

	import 'a.dart' as i0;

	main() => i0.main();''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);
	}

	void codeExtractorTests() {
	testPhases('no dart script', phases, {
	'a\|web/test.html': '<!DOCTYPE html><html></html>',
	}, {}, [
	'error: Found either zero or multiple dart scripts in the entry point '
	'`web/test.html`. Exactly one was expected.',
	], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('single script, no library in script', phases, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart">main() { }</script>''',
	}, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart" src="test.bootstrap.dart">
	</script>
	</head><body></body></html>''',
	'a\|web/test.html.0.dart': '''
	library a.web.test_html_0;
	main() { }''',
	'a\|web/test.bootstrap.dart': '''
	library a.web.test_bootstrap_dart;

	import 'test.html.0.dart' as i0;

	main() => i0.main();''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('single script, with library', phases, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart">
	library f;
	main() { }
	</script>''',
	}, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart" src="test.bootstrap.dart">
	</script>
	</head><body></body></html>''',
	'a\|web/test.html.0.dart': '''
	library f;
	main() { }''',
	'a\|web/test.bootstrap.dart': '''
	library a.web.test_bootstrap_dart;

	import 'test.html.0.dart' as i0;

	main() => i0.main();''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('under lib/ directory not transformed', phases, {
	'a\|lib/test.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart">
	library f;
	main() { }
	</script>''',
	}, {
	'a\|lib/test.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart">
	library f;
	main() { }
	</script>''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('multiple scripts - error', phases, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<script type="application/dart">
	library a1;
	main1() { }
	</script>
	<script type="application/dart">library a2;\nmain2() { }</script>''',
	}, {}, [
	'error: Found either zero or multiple dart scripts in the entry point '
	'`web/test.html`. Exactly one was expected.',
	], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('multiple imported scripts', phases, {
	'a\|web/test.html': '''
	<link rel="import" href="test2.html">
	<link rel="import" href="bar/test.html">
	<link rel="import" href="packages/a/foo/test.html">
	<link rel="import" href="packages/b/test.html">
	<script type="application/dart" src="test.dart"></script>''',
	'a\|web/test.dart': 'library a.test;',
	'a\|web/test2.html': '<script type="application/dart">main1() { }',
	'a\|web/bar/test.html': '<script type="application/dart">main2() { }',
	'a\|lib/foo/test.html': '<script type="application/dart">main3() { }',
	'b\|lib/test.html': '<script type="application/dart">main4() { }',
	}, {
	'a\|web/test.html': '''
	<html>
	<head>
	<link rel="import" href="test2.html">
	<link rel="import" href="bar/test.html">
	<link rel="import" href="packages/a/foo/test.html">
	<link rel="import" href="packages/b/test.html">
	<script type="application/dart" src="test.bootstrap.dart"></script>
	</head><body></body></html>''',
	'a\|web/test.bootstrap.dart': '''
	library a.web.test_bootstrap_dart;
	import 'test.html.0.dart' as i0;
	import 'test.html.1.dart' as i1;
	import 'test.html.2.dart' as i2;
	import 'test.html.3.dart' as i3;
	import 'test.dart' as i4;

	main() => i4.main();
	''',
	'a\|web/test.html.0.dart': '''
	library a.web.test_html_0;
	main1() { }''',
	'a\|web/test.html.1.dart': '''
	library a.web.test_html_1;
	main2() { }''',
	'a\|web/test.html.2.dart': '''
	library a.web.test_html_2;
	main3() { }''',
	'a\|web/test.html.3.dart': '''
	library a.web.test_html_3;
	main4() { }''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);
	}

	dartUriTests() {
	testPhases('from web folder', phases, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<link rel="import" href="test2/foo.html">
	<script type="application/dart" src="test.dart"></script>
	</head><body></body></html>''',
	'a\|web/test.dart': 'library a.test;',
	'a\|web/test2/foo.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart">
	import 'package:qux/qux.dart';
	import 'foo.dart';
	export 'bar.dart';
	part 'baz.dart';
	</script>
	</body></html>''',
	}, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<link rel="import" href="test2/foo.html">
	<script type="application/dart" src="test.bootstrap.dart"></script>
	</head><body></body></html>''',
	'a\|web/test.html.0.dart': '''
	library a.web.test_html_0;

	import 'package:qux/qux.dart';
	import 'test2/foo.dart';
	export 'test2/bar.dart';
	part 'test2/baz.dart';''',
	'a\|web/test2/foo.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart" src="foo.bootstrap.dart">
	</script>
	</body></html>''',
	'a\|web/test2/foo.html.0.dart': '''
	library a.web.test2.foo_html_0;

	import 'package:qux/qux.dart';
	import 'foo.dart';
	export 'bar.dart';
	part 'baz.dart';''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('from lib folder', phases, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<link rel="import" href="packages/a/test2/foo.html">
	<script type="application/dart" src="test.dart"></script>
	</head><body></body></html>''',
	'a\|web/test.dart': 'library a.test;',
	'a\|lib/test2/foo.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart">
	import 'package:qux/qux.dart';
	import 'foo.dart';
	export 'bar.dart';
	part 'baz.dart';
	</script>
	</body></html>''',
	}, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<link rel="import" href="packages/a/test2/foo.html">
	<script type="application/dart" src="test.bootstrap.dart"></script>
	</head><body></body></html>''',
	'a\|web/test.html.0.dart': '''
	library a.web.test_html_0;

	import 'package:qux/qux.dart';
	import 'package:a/test2/foo.dart';
	export 'package:a/test2/bar.dart';
	part 'package:a/test2/baz.dart';''',
	'a\|lib/test2/foo.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart">
	import 'package:qux/qux.dart';
	import 'foo.dart';
	export 'bar.dart';
	part 'baz.dart';
	</script>
	</body></html>''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);

	testPhases('from another pkg', phases, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<link rel="import" href="packages/b/test2/foo.html">
	<script type="application/dart" src="test.dart"></script>
	</head><body></body></html>''',
	'a\|web/test.dart': 'library a.test;',
	'b\|lib/test2/foo.html': '''
	<!DOCTYPE html><html><head></head><body>
	<script type="application/dart">
	import 'package:qux/qux.dart';
	import 'foo.dart';
	export 'bar.dart';
	part 'baz.dart';
	</script>
	</body></html>''',
	}, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><head>
	<link rel="import" href="packages/b/test2/foo.html">
	<script type="application/dart" src="test.bootstrap.dart"></script>
	</head><body></body></html>''',
	'a\|web/test.html.0.dart': '''
	library a.web.test_html_0;

	import 'package:qux/qux.dart';
	import 'package:b/test2/foo.dart';
	export 'package:b/test2/bar.dart';
	part 'package:b/test2/baz.dart';''',
	}, [], StringFormatter.noNewlinesOrSurroundingWhitespace);
	}

	validateUriTests() {
	testPhases('script src is invalid', phases, {
	'a\|web/test.html': '''
	<!DOCTYPE html><html><body>
	<script type="application/dart" src="a.dart"></script>
	</body></html>''',
	}, {}, [
	'warning: ${scriptFileNotFound.create({'url': 'a\|web/a.dart'}).snippet} '
	'(web/test.html 1 8)',
	]);
	}