1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "base/utf_string_conversions.h"
6 #include "chrome/browser/autofill/autofill_field.h"
7 #include "chrome/browser/autofill/form_field.h"
8 #include "testing/gtest/include/gtest/gtest.h"
9
10 namespace {
11
TEST(FormFieldTest,Match)12 TEST(FormFieldTest, Match) {
13 AutofillField field;
14
15 // Empty strings match.
16 EXPECT_TRUE(FormField::Match(&field, string16(), true));
17
18 // Empty pattern matches non-empty string.
19 field.label = ASCIIToUTF16("a");
20 EXPECT_TRUE(FormField::Match(&field, string16(), true));
21
22 // Strictly empty pattern matches empty string.
23 field.label = ASCIIToUTF16("");
24 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("^$"), true));
25
26 // Strictly empty pattern does not match non-empty string.
27 field.label = ASCIIToUTF16("a");
28 EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("^$"), true));
29
30 // Non-empty pattern doesn't match empty string.
31 field.label = string16();
32 EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("a"), true));
33
34 // Beginning of line.
35 field.label = ASCIIToUTF16("head_tail");
36 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("^head"), true));
37 EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("^tail"), true));
38
39 // End of line.
40 field.label = ASCIIToUTF16("head_tail");
41 EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("head$"), true));
42 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("tail$"), true));
43
44 // Exact.
45 field.label = ASCIIToUTF16("head_tail");
46 EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("^head$"), true));
47 EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("^tail$"), true));
48 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("^head_tail$"), true));
49
50 // Escaped dots.
51 field.label = ASCIIToUTF16("m.i.");
52 // Note: This pattern is misleading as the "." characters are wild cards.
53 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("m.i."), true));
54 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("m\\.i\\."), true));
55 field.label = ASCIIToUTF16("mXiX");
56 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("m.i."), true));
57 EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("m\\.i\\."), true));
58
59 // Repetition.
60 field.label = ASCIIToUTF16("headtail");
61 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head.*tail"), true));
62 field.label = ASCIIToUTF16("headXtail");
63 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head.*tail"), true));
64 field.label = ASCIIToUTF16("headXXXtail");
65 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head.*tail"), true));
66 field.label = ASCIIToUTF16("headtail");
67 EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("head.+tail"), true));
68 field.label = ASCIIToUTF16("headXtail");
69 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head.+tail"), true));
70 field.label = ASCIIToUTF16("headXXXtail");
71 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head.+tail"), true));
72
73 // Alternation.
74 field.label = ASCIIToUTF16("head_tail");
75 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head|other"), true));
76 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("tail|other"), true));
77 EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("bad|good"), true));
78
79 // Case sensitivity.
80 field.label = ASCIIToUTF16("xxxHeAd_tAiLxxx");
81 EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head_tail"), true));
82 }
83
84 } // namespace
85