Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(95)

Side by Side Diff: tests/corelib_strong/string_trimlr_test.dart

Issue 2983253002: Migrated test block 29 to Dart 2.0 (Closed)
Patch Set: Migrated test block 29 to Dart 2.0 Created 3 years, 5 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
(Empty)
1 // Copyright (c) 2013, 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 import "package:expect/expect.dart";
6
7 // Characters with Whitespace property (Unicode 6.3).
8 // 0009..000D ; White_Space # Cc <control-0009>..<control-000D>
9 // 0020 ; White_Space # Zs SPACE
10 // 0085 ; White_Space # Cc <control-0085>
11 // 00A0 ; White_Space # Zs NO-BREAK SPACE
12 // 1680 ; White_Space # Zs OGHAM SPACE MARK
13 // 2000..200A ; White_Space # Zs EN QUAD..HAIR SPACE
14 // 2028 ; White_Space # Zl LINE SEPARATOR
15 // 2029 ; White_Space # Zp PARAGRAPH SEPARATOR
16 // 202F ; White_Space # Zs NARROW NO-BREAK SPACE
17 // 205F ; White_Space # Zs MEDIUM MATHEMATICAL SPACE
18 // 3000 ; White_Space # Zs IDEOGRAPHIC SPACE
19 // And BOM:
20 // FEFF ; Byte order mark.
21 const WHITESPACE = const [
22 0x09,
23 0x0A,
24 0x0B,
25 0x0C,
26 0x0D,
27 0x20,
28 0x85,
29 0xA0,
30 0x1680,
31 0x2000,
32 0x2001,
33 0x2002,
34 0x2003,
35 0x2004,
36 0x2005,
37 0x2006,
38 0x2007,
39 0x2008,
40 0x2009,
41 0x200A,
42 0x2028,
43 0x2029,
44 0x202F,
45 0x205F,
46 0x3000,
47 0xFEFF,
48 ];
49
50 main() {
51 // Test the whitespace in different positions.
52 test(ws) {
53 // trimLeft
54 Expect.equals("", ws.trimLeft(), "K1");
55 Expect.equals("", (ws + ws).trimLeft(), "L2");
56 Expect.equals("a" + ws, ("a" + ws).trimLeft(), "L3");
57 Expect.equals("a", (ws + "a").trimLeft(), "L4");
58 Expect.equals("a" + ws + ws, (ws + ws + "a" + ws + ws).trimLeft(), "L5");
59 Expect.equals("a" + ws + "a", (ws + ws + "a" + ws + "a").trimLeft(), "L6");
60 var untrimmable = "a" + ws + "a";
61 Expect.identical(untrimmable, untrimmable.trimLeft(), "L7");
62 // trimRight
63 Expect.equals("", ws.trimRight(), "R1");
64 Expect.equals("", (ws + ws).trimRight(), "R2");
65 Expect.equals("a", ("a" + ws).trimRight(), "R3");
66 Expect.equals(ws + "a", (ws + "a").trimRight(), "R4");
67 Expect.equals(ws + ws + "a", (ws + ws + "a" + ws + ws).trimRight(), "R5");
68 Expect.equals("a" + ws + "a", ("a" + ws + "a" + ws + ws).trimRight(), "R6");
69 Expect.identical(untrimmable, untrimmable.trimRight(), "R7");
70 }
71
72 // Test each whitespace at different locations.
73 for (var ws in WHITESPACE) {
74 var c = new String.fromCharCode(ws);
75 test(c);
76 }
77 // Test all whitespaces at once at different locations.
78 test(new String.fromCharCodes(WHITESPACE));
79
80 // Empty strings.
81 Expect.identical("", "".trimLeft());
82 Expect.identical("", "".trimRight());
83
84 // Test all BMP chars and one surrogate pair.
85 for (int i = 0, j = 0; i <= 0x10000; i++) {
86 if (j < WHITESPACE.length && i == WHITESPACE[j]) {
87 j++;
88 continue;
89 }
90 // U+200b is currently being treated as whitespace by some JS engines.
91 // Should be fixed in tip-of-tree V8 per 2014-02-10.
92 // This line makes string_trimlr_test/none fail but /01 succeede where
93 // this bug is in the JS. Both succeede on the VM and where the bug is
94 // not. Remove this line and comment if all JS engines fix it.
95 if (i == 0x200b) continue; // //# 01: ok
96
97 var s = new String.fromCharCode(i);
98 Expect.identical(s, s.trimLeft());
99 Expect.identical(s, s.trimRight());
100 }
101 }
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698