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Issue 12225039: Support for observable models, fixes #259 (Closed) Base URL: https://github.com/dart-lang/web-ui.git@master
Patch Set: Created 7 years, 10 months ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file.
4
5 library directive_parser_test;
6
7 import 'package:unittest/compact_vm_config.dart';
8 import 'package:unittest/unittest.dart';
9 import 'package:web_ui/src/info.dart' show DartCodeInfo;
10 import 'package:web_ui/src/messages.dart';
11 import 'package:web_ui/src/directive_parser.dart';
12 import 'testing.dart';
13
14 main() {
15 useCompactVMConfiguration();
16
17 var messages;
18 setUp() {
19 messages = new Messages.silent();
20 }
21
22 _parse(String code) => parseDartCode(code, null, messages:messages);
23
24 test('empty contents', () {
25 var info = _parse('');
26 expect(info, isNotNull);
27 expect(info.libraryName, isNull);
28 expect(info.partOf, isNull);
29 expect(info.directives, isEmpty);
30 expect(info.code, isEmpty);
31 });
32
33 test('no directives, no code', () {
34 var code = '/* a comment */\n\n/** another *///foo\n';
35 var info = _parse(code);
36 expect(info, isNotNull);
37 expect(info.libraryName, isNull);
38 expect(info.partOf, isNull);
39 expect(info.directives, isEmpty);
40 expect(info.code, isEmpty);
41 });
42
43 test('no directives, some code', () {
44 var code = '/* a comment */\n\n/** another *///foo\ncode();';
45 var info = _parse(code);
46 expect(info, isNotNull);
47 expect(info.libraryName, isNull);
48 expect(info.partOf, isNull);
49 expect(info.directives, isEmpty);
50 expect(info.code, equals('code();'));
51 });
52
53 test('library, but no directives', () {
54 var code = '// a comment\n library foo;\n/* \n\n */ code();\n';
55 var info = _parse(code);
56 expect(info, isNotNull);
57 expect(info.libraryName, equals('foo'));
58 expect(info.partOf, isNull);
59 expect(info.directives, isEmpty);
60 expect(info.code, equals('code();\n'));
61 });
62
63 test('directives, but no library', () {
64 var code = 'import "url";\n code();\n';
65 var info = _parse(code);
66 expect(info, isNotNull);
67 expect(info.libraryName, isNull);
68 expect(info.partOf, isNull);
69 expect(info.directives, hasLength(1));
70 expect(info.directives[0].uri, equals('url'));
71 expect(info.directives[0].prefix, isNull);
72 expect(info.directives[0].hide, isNull);
73 expect(info.directives[0].show, isNull);
74 expect(info.code, equals('code();\n'));
75 });
76
77 test('import with multiple strings', () {
78 var code = 'import "url"\n"foo";';
79 var info = _parse(code);
80 expect(info.directives, hasLength(1));
81 expect(info.directives[0].uri, equals('urlfoo'));
82 });
83
84 test('directives, no prefix', () {
85 var code = 'library foo.bar; import \'url2\';\n'
86 'export \'foo.dart\';\npart "part.dart";\n code();\n';
87 var info = _parse(code);
88 expect(info, isNotNull);
89 expect(info.libraryName, equals('foo.bar'));
90 expect(info.partOf, isNull);
91 expect(info.directives, hasLength(3));
92 expect(info.directives[0].label, equals('import'));
93 expect(info.directives[0].uri, equals('url2'));
94 expect(info.directives[0].prefix, isNull);
95 expect(info.directives[0].hide, isNull);
96 expect(info.directives[0].show, isNull);
97 expect(info.directives[1].label, equals('export'));
98 expect(info.directives[1].uri, equals('foo.dart'));
99 expect(info.directives[1].prefix, isNull);
100 expect(info.directives[1].hide, isNull);
101 expect(info.directives[1].show, isNull);
102 expect(info.directives[2].label, equals('part'));
103 expect(info.directives[2].uri, equals("part.dart"));
104 expect(info.code, equals('code();\n'));
105 });
106
107 test('part-of, but no directives', () {
108 var code = '/* ... */ part of foo.bar;\n/* \n\n */ code();\n';
109 var info = _parse(code);
110 expect(info, isNotNull);
111 expect(info.libraryName, isNull);
112 expect(info.partOf, equals('foo.bar'));
113 expect(info.directives, isEmpty);
114 expect(info.code, equals('code();\n'));
115 });
116
117 test('directives with prefix', () {
118 var code = 'library f;'
119 'import "a1.dart" as first;\n'
120 'import "a2.dart" as second;\n'
121 'import "a3.dart" as i3;\n'
122 'code();\n';
123 var info = _parse(code);
124 expect(info, isNotNull);
125 expect(info.libraryName, equals('f'));
126 expect(info.partOf, isNull);
127 expect(info.directives, hasLength(3));
128 expect(info.directives[0].label, equals('import'));
129 expect(info.directives[0].uri, equals('a1.dart'));
130 expect(info.directives[0].prefix, equals('first'));
131 expect(info.directives[0].hide, isNull);
132 expect(info.directives[0].show, isNull);
133 expect(info.directives[1].label, equals('import'));
134 expect(info.directives[1].uri, equals('a2.dart'));
135 expect(info.directives[1].prefix, equals('second'));
136 expect(info.directives[1].hide, isNull);
137 expect(info.directives[1].show, isNull);
138 expect(info.directives[2].label, equals('import'));
139 expect(info.directives[2].uri, equals('a3.dart'));
140 expect(info.directives[2].prefix, equals('i3'));
141 expect(info.directives[2].hide, isNull);
142 expect(info.directives[2].show, isNull);
143 expect(info.code, equals('code();\n'));
144 });
145
146 test('directives with combinators', () {
147 var code = 'library f;'
148 'import "a1.dart" as a1 show one, two hide bar;\n'
149 'export "a2.dart" show a, b, c hide d, e;\n'
150 'code();\n';
151 var info = _parse(code);
152 expect(info, isNotNull);
153 expect(info.libraryName, equals('f'));
154 expect(info.partOf, isNull);
155 expect(info.directives, hasLength(2));
156 expect(info.directives[0].label, equals('import'));
157 expect(info.directives[0].uri, equals('a1.dart'));
158 expect(info.directives[0].prefix, equals('a1'));
159 expect(info.directives[0].hide, equals(['bar']));
160 expect(info.directives[0].show, equals(['one', 'two']));
161 expect(info.directives[1].label, equals('export'));
162 expect(info.directives[1].uri, equals('a2.dart'));
163 expect(info.directives[1].prefix, isNull);
164 expect(info.directives[1].hide, equals(['d', 'e']));
165 expect(info.directives[1].show, equals(['a', 'b', 'c']));
166 expect(info.code, equals('code();\n'));
167 });
168 }
169
170
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