summaryrefslogtreecommitdiffstats
path: root/tools/slang-test/unit-test-string.cpp
blob: d585132c8a8808f6c96e454a16ffd678917c7743 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
// unit-test-path.cpp

#include "../../source/core/slang-string-util.h"

#include "test-context.h"

using namespace Slang;

static bool _areEqual(const List<UnownedStringSlice>& lines, const UnownedStringSlice* checkLines, Int checkLinesCount)
{
    if (checkLinesCount != lines.getCount())
    {
        return false;
    }

    for (Int i = 0; i < checkLinesCount; ++i)
    {
        if (lines[i] != checkLines[i])
        {
            return false;
        }
    }
    return true;
}

static bool _checkLines(const UnownedStringSlice& input, const UnownedStringSlice* checkLines, Int checkLinesCount)
{
    List<UnownedStringSlice> lines;
    StringUtil::calcLines(input, lines);
    return _areEqual(lines, checkLines, checkLinesCount);
}

static bool _checkLineParser(const UnownedStringSlice& input)
{
    UnownedStringSlice remaining(input), line;
    for (const auto parserLine : LineParser(input))
    {
        if (!StringUtil::extractLine(remaining, line) || line != parserLine)
        {
            return false;
        }
    }
    return StringUtil::extractLine(remaining, line) == false;
}

static void stringUnitTest()
{
    {
        UnownedStringSlice checkLines[] = { UnownedStringSlice::fromLiteral("") };
        SLANG_CHECK(_checkLines(UnownedStringSlice::fromLiteral(""), checkLines, SLANG_COUNT_OF(checkLines)));
    }
    {
        // Will emit no lines
        SLANG_CHECK(_checkLines(UnownedStringSlice(nullptr, nullptr), nullptr, 0));
    }
    {
        // Two lines - both empty
        UnownedStringSlice checkLines[] = { UnownedStringSlice(), UnownedStringSlice()};
        SLANG_CHECK(_checkLines(UnownedStringSlice::fromLiteral("\n"), checkLines, SLANG_COUNT_OF(checkLines)));
    }
    {
        UnownedStringSlice checkLines[] = { UnownedStringSlice::fromLiteral("Hello"), UnownedStringSlice::fromLiteral("World!") };
        SLANG_CHECK(_checkLines(UnownedStringSlice::fromLiteral("Hello\nWorld!"), checkLines, SLANG_COUNT_OF(checkLines)));
    }
    {
        UnownedStringSlice checkLines[] = { UnownedStringSlice::fromLiteral("Hello"), UnownedStringSlice::fromLiteral("World!"), UnownedStringSlice() };
        SLANG_CHECK(_checkLines(UnownedStringSlice::fromLiteral("Hello\n\rWorld!\n"), checkLines, SLANG_COUNT_OF(checkLines)));
    }

    {
        SLANG_CHECK(_checkLineParser(UnownedStringSlice::fromLiteral("Hello\n\rWorld!\n")));
        SLANG_CHECK(_checkLineParser(UnownedStringSlice::fromLiteral("\n")));
        SLANG_CHECK(_checkLineParser(UnownedStringSlice::fromLiteral("")));
    }
    {
        Int value;
        SLANG_CHECK(SLANG_SUCCEEDED(StringUtil::parseInt(UnownedStringSlice("-10"), value)) && value == -10);
        SLANG_CHECK(SLANG_SUCCEEDED(StringUtil::parseInt(UnownedStringSlice("0"), value)) && value == 0);
        SLANG_CHECK(SLANG_SUCCEEDED(StringUtil::parseInt(UnownedStringSlice("-0"), value)) && value == 0);

        SLANG_CHECK(SLANG_SUCCEEDED(StringUtil::parseInt(UnownedStringSlice("13824"), value)) && value == 13824);
        SLANG_CHECK(SLANG_SUCCEEDED(StringUtil::parseInt(UnownedStringSlice("-13824"), value)) && value == -13824);
    }

    {
        UnownedStringSlice values[] = { UnownedStringSlice("hello"), UnownedStringSlice("world"), UnownedStringSlice("!") };

        StringBuilder builder;
        builder.Clear();
        StringUtil::join(values, 0, ',', builder);
        SLANG_CHECK(builder == "");

        builder.Clear();
        StringUtil::join(values, 1, ',', builder);
        SLANG_CHECK(builder == "hello");


        builder.Clear();
        StringUtil::join(values, 2, ',', builder);
        SLANG_CHECK(builder == "hello,world");

        builder.Clear();
        StringUtil::join(values, 3, UnownedStringSlice("ab"), builder);
        SLANG_CHECK(builder == "helloabworldab!");
    }
}

SLANG_UNIT_TEST("String", stringUnitTest);