jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2021, the SerenityOS developers.
3 *
4 * SPDX-License-Identifier: BSD-2-Clause
5 */
6
7#include <LibTest/TestCase.h>
8
9#include <wctype.h>
10
11TEST_CASE(wctype)
12{
13 // Test that existing properties return non-zero wctypes.
14 EXPECT_NE(wctype("alnum"), 0ul);
15 EXPECT_NE(wctype("alpha"), 0ul);
16 EXPECT_NE(wctype("blank"), 0ul);
17 EXPECT_NE(wctype("cntrl"), 0ul);
18 EXPECT_NE(wctype("digit"), 0ul);
19 EXPECT_NE(wctype("graph"), 0ul);
20 EXPECT_NE(wctype("lower"), 0ul);
21 EXPECT_NE(wctype("print"), 0ul);
22 EXPECT_NE(wctype("punct"), 0ul);
23 EXPECT_NE(wctype("space"), 0ul);
24 EXPECT_NE(wctype("upper"), 0ul);
25 EXPECT_NE(wctype("xdigit"), 0ul);
26
27 // Test that invalid properties return the "invalid" wctype (0).
28 EXPECT_EQ(wctype(""), 0ul);
29 EXPECT_EQ(wctype("abc"), 0ul);
30}
31
32TEST_CASE(wctrans)
33{
34 // Test that existing character mappings return non-zero wctrans values.
35 EXPECT_NE(wctrans("tolower"), 0);
36 EXPECT_NE(wctrans("toupper"), 0);
37
38 // Test that invalid character mappings return the "invalid" wctrans value (0).
39 EXPECT_EQ(wctrans(""), 0);
40 EXPECT_EQ(wctrans("abc"), 0);
41}
42
43TEST_CASE(iswctype)
44{
45 const wint_t test_chars[] = { L'A', L'a', L'F', L'f', L'Z', L'z', L'0', L'\n', L'.', L'\x00' };
46
47 // Test that valid properties are wired to the correct implementation.
48 for (unsigned int i = 0; i < sizeof(test_chars) / sizeof(test_chars[0]); i++) {
49 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("alnum")), iswalnum(test_chars[i]));
50 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("alpha")), iswalpha(test_chars[i]));
51 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("blank")), iswblank(test_chars[i]));
52 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("cntrl")), iswcntrl(test_chars[i]));
53 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("digit")), iswdigit(test_chars[i]));
54 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("graph")), iswgraph(test_chars[i]));
55 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("lower")), iswlower(test_chars[i]));
56 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("print")), iswprint(test_chars[i]));
57 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("punct")), iswpunct(test_chars[i]));
58 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("space")), iswspace(test_chars[i]));
59 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("upper")), iswupper(test_chars[i]));
60 EXPECT_EQ_TRUTH(iswctype(test_chars[i], wctype("xdigit")), iswxdigit(test_chars[i]));
61 }
62
63 // Test that invalid properties always return zero.
64 for (unsigned int i = 0; i < sizeof(test_chars) / sizeof(test_chars[0]); i++) {
65 EXPECT_EQ(iswctype(test_chars[i], 0), 0);
66 EXPECT_EQ(iswctype(test_chars[i], -1), 0);
67 }
68}
69
70TEST_CASE(towctrans)
71{
72 const wint_t test_chars[] = { L'A', L'a', L'F', L'f', L'Z', L'z', L'0', L'\n', L'.', L'\x00' };
73
74 // Test that valid mappings are wired to the correct implementation.
75 for (unsigned int i = 0; i < sizeof(test_chars) / sizeof(test_chars[0]); i++) {
76 EXPECT_EQ(towctrans(test_chars[i], wctrans("tolower")), towlower(test_chars[i]));
77 EXPECT_EQ(towctrans(test_chars[i], wctrans("toupper")), towupper(test_chars[i]));
78 }
79
80 // Test that invalid mappings always return the character unchanged.
81 for (unsigned int i = 0; i < sizeof(test_chars) / sizeof(test_chars[0]); i++) {
82 EXPECT_EQ(towctrans(test_chars[i], 0), test_chars[i]);
83 EXPECT_EQ(towctrans(test_chars[i], -1), test_chars[i]);
84 }
85}