dev/tools/gen_defaults/test/gen_defaults_test.dart - mirrors/flutter - Git at Google

 // Copyright 2014 The Flutter Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.

 // TODO(davidmartos96): Remove this tag once this test's state leaks/test
 // dependencies have been fixed.
 // https://github.com/flutter/flutter/issues/142716
 // Fails with "flutter test --test-randomize-ordering-seed=20240201"
 @Tags(<String>['no-shuffle'])
 library;

 import 'dart:async';
 import 'dart:io';

 import 'package:gen_defaults/template.dart';
 import 'package:gen_defaults/token_logger.dart';
 import 'package:path/path.dart' as path;
 import 'package:test/test.dart';

 void main() {
   final TokenLogger logger = tokenLogger;
   // Required init with empty at least once to init late fields.
   // Then we can use the `clear` method.
   logger.init(allTokens: <String, dynamic>{}, versionMap: <String, List<String>>{});

   setUp(() {
     // Cleanup the global token logger before each test, to not be tied to a particular
     // test order.
     logger.clear();
   });

   test('Templates will append to the end of a file', () {
     final Directory tempDir = Directory.systemTemp.createTempSync('gen_defaults');
     try {
       // Create a temporary file with some content.
       final File tempFile = File(path.join(tempDir.path, 'test_template.txt'));
       tempFile.createSync();
       tempFile.writeAsStringSync('''
 // This is a file with stuff in it.
 // This part shouldn't be changed by
 // the template.
 ''');

       // Have a test template append new parameterized content to the end of
       // the file.
       final Map<String, dynamic> tokens = <String, dynamic>{'version': '0.0', 'foo': 'Foobar', 'bar': 'Barfoo'};
       TestTemplate('Test', tempFile.path, tokens).updateFile();

       expect(tempFile.readAsStringSync(), '''
 // This is a file with stuff in it.
 // This part shouldn't be changed by
 // the template.

 // BEGIN GENERATED TOKEN PROPERTIES - Test

 // Do not edit by hand. The code between the "BEGIN GENERATED" and
 // "END GENERATED" comments are generated from data in the Material
 // Design token database by the script:
 //   dev/tools/gen_defaults/bin/gen_defaults.dart.

 static final String tokenFoo = 'Foobar';
 static final String tokenBar = 'Barfoo';

 // END GENERATED TOKEN PROPERTIES - Test
 ''');

     } finally {
       tempDir.deleteSync(recursive: true);
     }
   });

   test('Templates will update over previously generated code at the end of a file', () {
     final Directory tempDir = Directory.systemTemp.createTempSync('gen_defaults');
     try {
       // Create a temporary file with some content.
       final File tempFile = File(path.join(tempDir.path, 'test_template.txt'));
       tempFile.createSync();
       tempFile.writeAsStringSync('''
 // This is a file with stuff in it.
 // This part shouldn't be changed by
 // the template.

 // BEGIN GENERATED TOKEN PROPERTIES - Test

 // Do not edit by hand. The code between the "BEGIN GENERATED" and
 // "END GENERATED" comments are generated from data in the Material
 // Design token database by the script:
 //   dev/tools/gen_defaults/bin/gen_defaults.dart.

 static final String tokenFoo = 'Foobar';
 static final String tokenBar = 'Barfoo';

 // END GENERATED TOKEN PROPERTIES - Test
 ''');

       // Have a test template append new parameterized content to the end of
       // the file.
       final Map<String, dynamic> tokens = <String, dynamic>{'version': '0.0', 'foo': 'foo', 'bar': 'bar'};
       TestTemplate('Test', tempFile.path, tokens).updateFile();

       expect(tempFile.readAsStringSync(), '''
 // This is a file with stuff in it.
 // This part shouldn't be changed by
 // the template.

 // BEGIN GENERATED TOKEN PROPERTIES - Test

 // Do not edit by hand. The code between the "BEGIN GENERATED" and
 // "END GENERATED" comments are generated from data in the Material
 // Design token database by the script:
 //   dev/tools/gen_defaults/bin/gen_defaults.dart.

 static final String tokenFoo = 'foo';
 static final String tokenBar = 'bar';

 // END GENERATED TOKEN PROPERTIES - Test
 ''');

     } finally {
       tempDir.deleteSync(recursive: true);
     }
   });

   test('Multiple templates can modify different code blocks in the same file', () {
     final Directory tempDir = Directory.systemTemp.createTempSync('gen_defaults');
     try {
       // Create a temporary file with some content.
       final File tempFile = File(path.join(tempDir.path, 'test_template.txt'));
       tempFile.createSync();
       tempFile.writeAsStringSync('''
 // This is a file with stuff in it.
 // This part shouldn't be changed by
 // the template.
 ''');

       // Update file with a template for 'Block 1'
       {
         final Map<String, dynamic> tokens = <String, dynamic>{'version': '0.0', 'foo': 'foo', 'bar': 'bar'};
         TestTemplate('Block 1', tempFile.path, tokens).updateFile();
       }
       expect(tempFile.readAsStringSync(), '''
 // This is a file with stuff in it.
 // This part shouldn't be changed by
 // the template.

 // BEGIN GENERATED TOKEN PROPERTIES - Block 1

 // Do not edit by hand. The code between the "BEGIN GENERATED" and
 // "END GENERATED" comments are generated from data in the Material
 // Design token database by the script:
 //   dev/tools/gen_defaults/bin/gen_defaults.dart.

 static final String tokenFoo = 'foo';
 static final String tokenBar = 'bar';

 // END GENERATED TOKEN PROPERTIES - Block 1
 ''');

       // Update file with a template for 'Block 2', which should append but not
       // disturb the code in 'Block 1'.
       {
         final Map<String, dynamic> tokens = <String, dynamic>{'version': '0.0', 'foo': 'bar', 'bar': 'foo'};
         TestTemplate('Block 2', tempFile.path, tokens).updateFile();
       }
       expect(tempFile.readAsStringSync(), '''
 // This is a file with stuff in it.
 // This part shouldn't be changed by
 // the template.

 // BEGIN GENERATED TOKEN PROPERTIES - Block 1

 // Do not edit by hand. The code between the "BEGIN GENERATED" and
 // "END GENERATED" comments are generated from data in the Material
 // Design token database by the script:
 //   dev/tools/gen_defaults/bin/gen_defaults.dart.

 static final String tokenFoo = 'foo';
 static final String tokenBar = 'bar';

 // END GENERATED TOKEN PROPERTIES - Block 1

 // BEGIN GENERATED TOKEN PROPERTIES - Block 2

 // Do not edit by hand. The code between the "BEGIN GENERATED" and
 // "END GENERATED" comments are generated from data in the Material
 // Design token database by the script:
 //   dev/tools/gen_defaults/bin/gen_defaults.dart.

 static final String tokenFoo = 'bar';
 static final String tokenBar = 'foo';

 // END GENERATED TOKEN PROPERTIES - Block 2
 ''');

       // Update 'Block 1' again which should just update that block,
       // leaving 'Block 2' undisturbed.
       {
         final Map<String, dynamic> tokens = <String, dynamic>{'version': '0.0', 'foo': 'FOO', 'bar': 'BAR'};
         TestTemplate('Block 1', tempFile.path, tokens).updateFile();
       }
       expect(tempFile.readAsStringSync(), '''
 // This is a file with stuff in it.
 // This part shouldn't be changed by
 // the template.

 // BEGIN GENERATED TOKEN PROPERTIES - Block 1

 // Do not edit by hand. The code between the "BEGIN GENERATED" and
 // "END GENERATED" comments are generated from data in the Material
 // Design token database by the script:
 //   dev/tools/gen_defaults/bin/gen_defaults.dart.

 static final String tokenFoo = 'FOO';
 static final String tokenBar = 'BAR';

 // END GENERATED TOKEN PROPERTIES - Block 1

 // BEGIN GENERATED TOKEN PROPERTIES - Block 2

 // Do not edit by hand. The code between the "BEGIN GENERATED" and
 // "END GENERATED" comments are generated from data in the Material
 // Design token database by the script:
 //   dev/tools/gen_defaults/bin/gen_defaults.dart.

 static final String tokenFoo = 'bar';
 static final String tokenBar = 'foo';

 // END GENERATED TOKEN PROPERTIES - Block 2
 ''');

     } finally {
       tempDir.deleteSync(recursive: true);
     }
   });

   test('Templates can get proper shapes from given data', () {
     const Map<String, dynamic> tokens = <String, dynamic>{
       'foo.shape': 'shape.large',
       'bar.shape': 'shape.full',
       'shape.large': <String, dynamic>{
         'family': 'SHAPE_FAMILY_ROUNDED_CORNERS',
         'topLeft': 1.0,
         'topRight': 2.0,
         'bottomLeft': 3.0,
         'bottomRight': 4.0,
       },
       'shape.full': <String, dynamic>{
         'family': 'SHAPE_FAMILY_CIRCULAR',
       },
     };
     final TestTemplate template = TestTemplate('Test', 'foobar.dart', tokens);
     expect(template.shape('foo'), 'const RoundedRectangleBorder(borderRadius: BorderRadius.only(topLeft: Radius.circular(1.0), topRight: Radius.circular(2.0), bottomLeft: Radius.circular(3.0), bottomRight: Radius.circular(4.0)))');
     expect(template.shape('bar'), 'const StadiumBorder()');
   });

   group('Tokens logger', () {
     final List<String> printLog = List<String>.empty(growable: true);
     final Map<String, List<String>> versionMap = <String, List<String>>{};
     final Map<String, dynamic> allTokens = <String, dynamic>{};

     // Add to printLog instead of printing to stdout
     void Function() overridePrint(void Function() testFn) => () {
       final ZoneSpecification spec = ZoneSpecification(
         print: (_, __, ___, String msg) {
           printLog.add(msg);
         }
       );
       return Zone.current.fork(specification: spec).run<void>(testFn);
     };

     setUp(() {
       logger.init(allTokens: allTokens, versionMap: versionMap);
     });

     tearDown(() {
       logger.clear();
       printLog.clear();
       versionMap.clear();
       allTokens.clear();
     });

     String errorColoredString(String str) => '\x1B[31m$str\x1B[0m';

     const Map<String, List<String>> testVersions = <String, List<String>>{
       'v1.0.0': <String>['file_1.json'],
       'v2.0.0': <String>['file_2.json, file_3.json'],
     };

     test('can print empty usage', overridePrint(() {
       logger.printVersionUsage(verbose: true);
       expect(printLog, contains('Versions used: '));

       logger.printTokensUsage(verbose: true);
       expect(printLog, contains('Tokens used: 0/0'));
     }));

     test('can print version usage', overridePrint(() {
       versionMap.addAll(testVersions);

       logger.printVersionUsage(verbose: false);

       expect(printLog, contains('Versions used: v1.0.0, v2.0.0'));
     }));

     test('can print version usage (verbose)', overridePrint(() {
       versionMap.addAll(testVersions);

       logger.printVersionUsage(verbose: true);

       expect(printLog, contains('Versions used: v1.0.0, v2.0.0'));
       expect(printLog, contains('  v1.0.0:'));
       expect(printLog, contains('    file_1.json'));
       expect(printLog, contains('  v2.0.0:'));
       expect(printLog, contains('    file_2.json, file_3.json'));
     }));

     test('can log and print tokens usage', overridePrint(() {
       allTokens['foo'] = 'value';

       logger.log('foo');
       logger.printTokensUsage(verbose: false);

       expect(printLog, contains('Tokens used: 1/1'));
     }));

     test('can log and print tokens usage (verbose)', overridePrint(() {
       allTokens['foo'] = 'value';

       logger.log('foo');
       logger.printTokensUsage(verbose: true);

       expect(printLog, contains('✅ foo'));
       expect(printLog, contains('Tokens used: 1/1'));
     }));

     test('detects invalid logs', overridePrint(() {
       allTokens['foo'] = 'value';

       logger.log('baz');
       logger.log('foobar');
       logger.printTokensUsage(verbose: true);

       expect(printLog, contains('❌ foo'));
       expect(printLog, contains('Tokens used: 0/1'));
       expect(printLog, contains(errorColoredString('Some referenced tokens do not exist: 2')));
       expect(printLog, contains('  baz'));
       expect(printLog, contains('  foobar'));
     }));

     test("color function doesn't log when providing a default", overridePrint(() {
       allTokens['color_foo_req'] = 'value';

       // color_foo_opt is not available, but because it has a default value, it won't warn about it

       TestColorTemplate('block', 'filename', allTokens).generate();
       logger.printTokensUsage(verbose: true);

       expect(printLog, contains('✅ color_foo_req'));
       expect(printLog, contains('Tokens used: 1/1'));
     }));

     test('color function logs when not providing a default', overridePrint(() {
       // Nor color_foo_req or color_foo_opt are available, but only color_foo_req will be logged.
       // This mimics a token being removed, but expected to exist.

       TestColorTemplate('block', 'filename', allTokens).generate();
       logger.printTokensUsage(verbose: true);

       expect(printLog, contains('Tokens used: 0/0'));
       expect(printLog, contains(errorColoredString('Some referenced tokens do not exist: 1')));
       expect(printLog, contains('  color_foo_req'));
     }));

     test('border function logs width token when available', overridePrint(() {
       allTokens['border_foo.color'] = 'red';
       allTokens['border_foo.width'] = 3.0;

       TestBorderTemplate('block', 'filename', allTokens).generate();
       logger.printTokensUsage(verbose: true);

       expect(printLog, contains('✅ border_foo.color'));
       expect(printLog, contains('✅ border_foo.width'));
       expect(printLog, contains('Tokens used: 2/2'));
     }));

     test('border function logs height token when width token not available', overridePrint(() {
       allTokens['border_foo.color'] = 'red';
       allTokens['border_foo.height'] = 3.0;

       TestBorderTemplate('block', 'filename', allTokens).generate();
       logger.printTokensUsage(verbose: true);

       expect(printLog, contains('✅ border_foo.color'));
       expect(printLog, contains('✅ border_foo.height'));
       expect(printLog, contains('Tokens used: 2/2'));
     }));

     test("border function doesn't log when width or height tokens not available", overridePrint(() {
       allTokens['border_foo.color'] = 'red';

       TestBorderTemplate('block', 'filename', allTokens).generate();
       logger.printTokensUsage(verbose: true);

       expect(printLog, contains('✅ border_foo.color'));
       expect(printLog, contains('Tokens used: 1/1'));
     }));

     test('can log and dump versions & tokens to a file', overridePrint(() {
       versionMap.addAll(testVersions);
       allTokens['foo'] = 'value';
       allTokens['bar'] = 'value';

       logger.log('foo');
       logger.log('bar');
       logger.dumpToFile('test.json');

       final String fileContent = File('test.json').readAsStringSync();
       expect(fileContent, contains('Versions used, v1.0.0, v2.0.0'));
       expect(fileContent, contains('bar,'));
       expect(fileContent, contains('foo'));
     }));

     test('integration test', overridePrint(() {
       allTokens['foo'] = 'value';
       allTokens['bar'] = 'value';

       TestTemplate('block', 'filename', allTokens).generate();
       logger.printTokensUsage(verbose: true);

       expect(printLog, contains('✅ foo'));
       expect(printLog, contains('✅ bar'));
       expect(printLog, contains('Tokens used: 2/2'));
     }));
   });
 }

 class TestTemplate extends TokenTemplate {
   TestTemplate(super.blockName, super.fileName, super.tokens);

   @override
   String generate() => '''
 static final String tokenFoo = '${getToken('foo')}';
 static final String tokenBar = '${getToken('bar')}';
 ''';
 }

 class TestColorTemplate extends TokenTemplate {
   TestColorTemplate(super.blockName, super.fileName, super.tokens);

   @override
   String generate() => '''
 static final Color color_1 = '${color('color_foo_req')}';
 static final Color color_2 = '${color('color_foo_opt', 'Colors.red')}';
 ''';
 }

 class TestBorderTemplate extends TokenTemplate {
   TestBorderTemplate(super.blockName, super.fileName, super.tokens);

   @override
   String generate() => '''
 static final BorderSide border = '${border('border_foo')}';
 ''';
 }
	// Copyright 2014 The Flutter Authors. All rights reserved.
	// Use of this source code is governed by a BSD-style license that can be
	// found in the LICENSE file.

	// TODO(davidmartos96): Remove this tag once this test's state leaks/test
	// dependencies have been fixed.
	// https://github.com/flutter/flutter/issues/142716
	// Fails with "flutter test --test-randomize-ordering-seed=20240201"
	@Tags(<String>['no-shuffle'])
	library;

	import 'dart:async';
	import 'dart:io';

	import 'package:gen_defaults/template.dart';
	import 'package:gen_defaults/token_logger.dart';
	import 'package:path/path.dart' as path;
	import 'package:test/test.dart';

	void main() {
	final TokenLogger logger = tokenLogger;
	// Required init with empty at least once to init late fields.
	// Then we can use the `clear` method.
	logger.init(allTokens: <String, dynamic>{}, versionMap: <String, List<String>>{});

	setUp(() {
	// Cleanup the global token logger before each test, to not be tied to a particular
	// test order.
	logger.clear();
	});

	test('Templates will append to the end of a file', () {
	final Directory tempDir = Directory.systemTemp.createTempSync('gen_defaults');
	try {
	// Create a temporary file with some content.
	final File tempFile = File(path.join(tempDir.path, 'test_template.txt'));
	tempFile.createSync();
	tempFile.writeAsStringSync('''
	// This is a file with stuff in it.
	// This part shouldn't be changed by
	// the template.
	''');

	// Have a test template append new parameterized content to the end of
	// the file.
	final Map<String, dynamic> tokens = <String, dynamic>{'version': '0.0', 'foo': 'Foobar', 'bar': 'Barfoo'};
	TestTemplate('Test', tempFile.path, tokens).updateFile();

	expect(tempFile.readAsStringSync(), '''
	// This is a file with stuff in it.
	// This part shouldn't be changed by
	// the template.

	// BEGIN GENERATED TOKEN PROPERTIES - Test

	// Do not edit by hand. The code between the "BEGIN GENERATED" and
	// "END GENERATED" comments are generated from data in the Material
	// Design token database by the script:
	// dev/tools/gen_defaults/bin/gen_defaults.dart.

	static final String tokenFoo = 'Foobar';
	static final String tokenBar = 'Barfoo';

	// END GENERATED TOKEN PROPERTIES - Test
	''');

	} finally {
	tempDir.deleteSync(recursive: true);
	}
	});

	test('Templates will update over previously generated code at the end of a file', () {
	final Directory tempDir = Directory.systemTemp.createTempSync('gen_defaults');
	try {
	// Create a temporary file with some content.
	final File tempFile = File(path.join(tempDir.path, 'test_template.txt'));
	tempFile.createSync();
	tempFile.writeAsStringSync('''
	// This is a file with stuff in it.
	// This part shouldn't be changed by
	// the template.

	// BEGIN GENERATED TOKEN PROPERTIES - Test

	// Do not edit by hand. The code between the "BEGIN GENERATED" and
	// "END GENERATED" comments are generated from data in the Material
	// Design token database by the script:
	// dev/tools/gen_defaults/bin/gen_defaults.dart.

	static final String tokenFoo = 'Foobar';
	static final String tokenBar = 'Barfoo';

	// END GENERATED TOKEN PROPERTIES - Test
	''');

	// Have a test template append new parameterized content to the end of
	// the file.
	final Map<String, dynamic> tokens = <String, dynamic>{'version': '0.0', 'foo': 'foo', 'bar': 'bar'};
	TestTemplate('Test', tempFile.path, tokens).updateFile();

	expect(tempFile.readAsStringSync(), '''
	// This is a file with stuff in it.
	// This part shouldn't be changed by
	// the template.

	// BEGIN GENERATED TOKEN PROPERTIES - Test

	// Do not edit by hand. The code between the "BEGIN GENERATED" and
	// "END GENERATED" comments are generated from data in the Material
	// Design token database by the script:
	// dev/tools/gen_defaults/bin/gen_defaults.dart.

	static final String tokenFoo = 'foo';
	static final String tokenBar = 'bar';

	// END GENERATED TOKEN PROPERTIES - Test
	''');

	} finally {
	tempDir.deleteSync(recursive: true);
	}
	});

	test('Multiple templates can modify different code blocks in the same file', () {
	final Directory tempDir = Directory.systemTemp.createTempSync('gen_defaults');
	try {
	// Create a temporary file with some content.
	final File tempFile = File(path.join(tempDir.path, 'test_template.txt'));
	tempFile.createSync();
	tempFile.writeAsStringSync('''
	// This is a file with stuff in it.
	// This part shouldn't be changed by
	// the template.
	''');

	// Update file with a template for 'Block 1'
	{
	final Map<String, dynamic> tokens = <String, dynamic>{'version': '0.0', 'foo': 'foo', 'bar': 'bar'};
	TestTemplate('Block 1', tempFile.path, tokens).updateFile();
	}
	expect(tempFile.readAsStringSync(), '''
	// This is a file with stuff in it.
	// This part shouldn't be changed by
	// the template.

	// BEGIN GENERATED TOKEN PROPERTIES - Block 1

	// Do not edit by hand. The code between the "BEGIN GENERATED" and
	// "END GENERATED" comments are generated from data in the Material
	// Design token database by the script:
	// dev/tools/gen_defaults/bin/gen_defaults.dart.

	static final String tokenFoo = 'foo';
	static final String tokenBar = 'bar';

	// END GENERATED TOKEN PROPERTIES - Block 1
	''');

	// Update file with a template for 'Block 2', which should append but not
	// disturb the code in 'Block 1'.
	{
	final Map<String, dynamic> tokens = <String, dynamic>{'version': '0.0', 'foo': 'bar', 'bar': 'foo'};
	TestTemplate('Block 2', tempFile.path, tokens).updateFile();
	}
	expect(tempFile.readAsStringSync(), '''
	// This is a file with stuff in it.
	// This part shouldn't be changed by
	// the template.

	// BEGIN GENERATED TOKEN PROPERTIES - Block 1

	// Do not edit by hand. The code between the "BEGIN GENERATED" and
	// "END GENERATED" comments are generated from data in the Material
	// Design token database by the script:
	// dev/tools/gen_defaults/bin/gen_defaults.dart.

	static final String tokenFoo = 'foo';
	static final String tokenBar = 'bar';

	// END GENERATED TOKEN PROPERTIES - Block 1

	// BEGIN GENERATED TOKEN PROPERTIES - Block 2

	// Do not edit by hand. The code between the "BEGIN GENERATED" and
	// "END GENERATED" comments are generated from data in the Material
	// Design token database by the script:
	// dev/tools/gen_defaults/bin/gen_defaults.dart.

	static final String tokenFoo = 'bar';
	static final String tokenBar = 'foo';

	// END GENERATED TOKEN PROPERTIES - Block 2
	''');

	// Update 'Block 1' again which should just update that block,
	// leaving 'Block 2' undisturbed.
	{
	final Map<String, dynamic> tokens = <String, dynamic>{'version': '0.0', 'foo': 'FOO', 'bar': 'BAR'};
	TestTemplate('Block 1', tempFile.path, tokens).updateFile();
	}
	expect(tempFile.readAsStringSync(), '''
	// This is a file with stuff in it.
	// This part shouldn't be changed by
	// the template.

	// BEGIN GENERATED TOKEN PROPERTIES - Block 1

	// Do not edit by hand. The code between the "BEGIN GENERATED" and
	// "END GENERATED" comments are generated from data in the Material
	// Design token database by the script:
	// dev/tools/gen_defaults/bin/gen_defaults.dart.

	static final String tokenFoo = 'FOO';
	static final String tokenBar = 'BAR';

	// END GENERATED TOKEN PROPERTIES - Block 1

	// BEGIN GENERATED TOKEN PROPERTIES - Block 2

	// Do not edit by hand. The code between the "BEGIN GENERATED" and
	// "END GENERATED" comments are generated from data in the Material
	// Design token database by the script:
	// dev/tools/gen_defaults/bin/gen_defaults.dart.

	static final String tokenFoo = 'bar';
	static final String tokenBar = 'foo';

	// END GENERATED TOKEN PROPERTIES - Block 2
	''');

	} finally {
	tempDir.deleteSync(recursive: true);
	}
	});

	test('Templates can get proper shapes from given data', () {
	const Map<String, dynamic> tokens = <String, dynamic>{
	'foo.shape': 'shape.large',
	'bar.shape': 'shape.full',
	'shape.large': <String, dynamic>{
	'family': 'SHAPE_FAMILY_ROUNDED_CORNERS',
	'topLeft': 1.0,
	'topRight': 2.0,
	'bottomLeft': 3.0,
	'bottomRight': 4.0,
	},
	'shape.full': <String, dynamic>{
	'family': 'SHAPE_FAMILY_CIRCULAR',
	},
	};
	final TestTemplate template = TestTemplate('Test', 'foobar.dart', tokens);
	expect(template.shape('foo'), 'const RoundedRectangleBorder(borderRadius: BorderRadius.only(topLeft: Radius.circular(1.0), topRight: Radius.circular(2.0), bottomLeft: Radius.circular(3.0), bottomRight: Radius.circular(4.0)))');
	expect(template.shape('bar'), 'const StadiumBorder()');
	});

	group('Tokens logger', () {
	final List<String> printLog = List<String>.empty(growable: true);
	final Map<String, List<String>> versionMap = <String, List<String>>{};
	final Map<String, dynamic> allTokens = <String, dynamic>{};

	// Add to printLog instead of printing to stdout
	void Function() overridePrint(void Function() testFn) => () {
	final ZoneSpecification spec = ZoneSpecification(
	print: (_, __, ___, String msg) {
	printLog.add(msg);
	}
	);
	return Zone.current.fork(specification: spec).run<void>(testFn);
	};

	setUp(() {
	logger.init(allTokens: allTokens, versionMap: versionMap);
	});

	tearDown(() {
	logger.clear();
	printLog.clear();
	versionMap.clear();
	allTokens.clear();
	});

	String errorColoredString(String str) => '\x1B[31m$str\x1B[0m';

	const Map<String, List<String>> testVersions = <String, List<String>>{
	'v1.0.0': <String>['file_1.json'],
	'v2.0.0': <String>['file_2.json, file_3.json'],
	};

	test('can print empty usage', overridePrint(() {
	logger.printVersionUsage(verbose: true);
	expect(printLog, contains('Versions used: '));

	logger.printTokensUsage(verbose: true);
	expect(printLog, contains('Tokens used: 0/0'));
	}));

	test('can print version usage', overridePrint(() {
	versionMap.addAll(testVersions);

	logger.printVersionUsage(verbose: false);

	expect(printLog, contains('Versions used: v1.0.0, v2.0.0'));
	}));

	test('can print version usage (verbose)', overridePrint(() {
	versionMap.addAll(testVersions);

	logger.printVersionUsage(verbose: true);

	expect(printLog, contains('Versions used: v1.0.0, v2.0.0'));
	expect(printLog, contains(' v1.0.0:'));
	expect(printLog, contains(' file_1.json'));
	expect(printLog, contains(' v2.0.0:'));
	expect(printLog, contains(' file_2.json, file_3.json'));
	}));

	test('can log and print tokens usage', overridePrint(() {
	allTokens['foo'] = 'value';

	logger.log('foo');
	logger.printTokensUsage(verbose: false);

	expect(printLog, contains('Tokens used: 1/1'));
	}));

	test('can log and print tokens usage (verbose)', overridePrint(() {
	allTokens['foo'] = 'value';

	logger.log('foo');
	logger.printTokensUsage(verbose: true);

	expect(printLog, contains('✅ foo'));
	expect(printLog, contains('Tokens used: 1/1'));
	}));

	test('detects invalid logs', overridePrint(() {
	allTokens['foo'] = 'value';

	logger.log('baz');
	logger.log('foobar');
	logger.printTokensUsage(verbose: true);

	expect(printLog, contains('❌ foo'));
	expect(printLog, contains('Tokens used: 0/1'));
	expect(printLog, contains(errorColoredString('Some referenced tokens do not exist: 2')));
	expect(printLog, contains(' baz'));
	expect(printLog, contains(' foobar'));
	}));

	test("color function doesn't log when providing a default", overridePrint(() {
	allTokens['color_foo_req'] = 'value';

	// color_foo_opt is not available, but because it has a default value, it won't warn about it

	TestColorTemplate('block', 'filename', allTokens).generate();
	logger.printTokensUsage(verbose: true);

	expect(printLog, contains('✅ color_foo_req'));
	expect(printLog, contains('Tokens used: 1/1'));
	}));

	test('color function logs when not providing a default', overridePrint(() {
	// Nor color_foo_req or color_foo_opt are available, but only color_foo_req will be logged.
	// This mimics a token being removed, but expected to exist.

	TestColorTemplate('block', 'filename', allTokens).generate();
	logger.printTokensUsage(verbose: true);

	expect(printLog, contains('Tokens used: 0/0'));
	expect(printLog, contains(errorColoredString('Some referenced tokens do not exist: 1')));
	expect(printLog, contains(' color_foo_req'));
	}));

	test('border function logs width token when available', overridePrint(() {
	allTokens['border_foo.color'] = 'red';
	allTokens['border_foo.width'] = 3.0;

	TestBorderTemplate('block', 'filename', allTokens).generate();
	logger.printTokensUsage(verbose: true);

	expect(printLog, contains('✅ border_foo.color'));
	expect(printLog, contains('✅ border_foo.width'));
	expect(printLog, contains('Tokens used: 2/2'));
	}));

	test('border function logs height token when width token not available', overridePrint(() {
	allTokens['border_foo.color'] = 'red';
	allTokens['border_foo.height'] = 3.0;

	TestBorderTemplate('block', 'filename', allTokens).generate();
	logger.printTokensUsage(verbose: true);

	expect(printLog, contains('✅ border_foo.color'));
	expect(printLog, contains('✅ border_foo.height'));
	expect(printLog, contains('Tokens used: 2/2'));
	}));

	test("border function doesn't log when width or height tokens not available", overridePrint(() {
	allTokens['border_foo.color'] = 'red';

	TestBorderTemplate('block', 'filename', allTokens).generate();
	logger.printTokensUsage(verbose: true);

	expect(printLog, contains('✅ border_foo.color'));
	expect(printLog, contains('Tokens used: 1/1'));
	}));

	test('can log and dump versions & tokens to a file', overridePrint(() {
	versionMap.addAll(testVersions);
	allTokens['foo'] = 'value';
	allTokens['bar'] = 'value';

	logger.log('foo');
	logger.log('bar');
	logger.dumpToFile('test.json');

	final String fileContent = File('test.json').readAsStringSync();
	expect(fileContent, contains('Versions used, v1.0.0, v2.0.0'));
	expect(fileContent, contains('bar,'));
	expect(fileContent, contains('foo'));
	}));

	test('integration test', overridePrint(() {
	allTokens['foo'] = 'value';
	allTokens['bar'] = 'value';

	TestTemplate('block', 'filename', allTokens).generate();
	logger.printTokensUsage(verbose: true);

	expect(printLog, contains('✅ foo'));
	expect(printLog, contains('✅ bar'));
	expect(printLog, contains('Tokens used: 2/2'));
	}));
	});
	}

	class TestTemplate extends TokenTemplate {
	TestTemplate(super.blockName, super.fileName, super.tokens);

	@override
	String generate() => '''
	static final String tokenFoo = '${getToken('foo')}';
	static final String tokenBar = '${getToken('bar')}';
	''';
	}

	class TestColorTemplate extends TokenTemplate {
	TestColorTemplate(super.blockName, super.fileName, super.tokens);

	@override
	String generate() => '''
	static final Color color_1 = '${color('color_foo_req')}';
	static final Color color_2 = '${color('color_foo_opt', 'Colors.red')}';
	''';
	}

	class TestBorderTemplate extends TokenTemplate {
	TestBorderTemplate(super.blockName, super.fileName, super.tokens);

	@override
	String generate() => '''
	static final BorderSide border = '${border('border_foo')}';
	''';
	}