irrlicht/examples/AutomatedTest/test_string.cpp

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#include <irrString.h>
#include <cstring>
#include <clocale>
#include <vector>
#include "test_helper.h"
using namespace irr;
using namespace irr::core;
#define CMPSTR(a, b) (!strcmp(a, b))
#define UASSERTSTR(actual, expected) UASSERTCMP(CMPSTR, actual.c_str(), expected)
static void test_basics()
{
// ctor
stringc s;
UASSERTEQ(s.c_str()[0], '\0');
s = stringc(0.1234567);
UASSERTSTR(s, "0.123457");
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s = stringc(0x1p+53);
UASSERTSTR(s, "9007199254740992.000000");
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s = stringc(static_cast<int>(-102400));
UASSERTSTR(s, "-102400");
s = stringc(static_cast<unsigned int>(102400));
UASSERTSTR(s, "102400");
s = stringc(static_cast<long>(-1024000));
UASSERTSTR(s, "-1024000");
s = stringc(static_cast<unsigned long>(1024000));
UASSERTSTR(s, "1024000");
s = stringc("YESno", 3);
UASSERTSTR(s, "YES");
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s = stringc(L"test", 4);
UASSERTSTR(s, "test");
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s = stringc("Hello World!");
UASSERTSTR(s, "Hello World!");
// operator=
s = stringw(L"abcdef");
UASSERTSTR(s, "abcdef");
s = L"abcdef";
UASSERTSTR(s, "abcdef");
s = static_cast<const char*>(nullptr);
UASSERTSTR(s, "");
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// operator+
s = s + stringc("foo");
UASSERTSTR(s, "foo");
s = s + L"bar";
UASSERTSTR(s, "foobar");
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// the rest
s = "f";
UASSERTEQ(s[0], 'f');
const auto &sref = s;
UASSERTEQ(sref[0], 'f');
UASSERT(sref == "f");
UASSERT(sref == stringc("f"));
s = "a";
UASSERT(sref < stringc("aa"));
UASSERT(sref < stringc("b"));
UASSERT(stringc("Z") < sref);
UASSERT(!(sref < stringc("a")));
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UASSERT(sref.lower_ignore_case("AA"));
UASSERT(sref.lower_ignore_case("B"));
UASSERT(!sref.lower_ignore_case("A"));
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s = "dog";
UASSERT(sref != "cat");
UASSERT(sref != stringc("cat"));
}
static void test_methods()
{
stringc s;
const auto &sref = s;
s = "irrlicht";
UASSERTEQ(sref.size(), 8);
UASSERT(!sref.empty());
s.clear();
UASSERTEQ(sref.size(), 0);
UASSERT(sref.empty());
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UASSERT(sref[0] == 0);
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s = "\tAz#`";
s.make_lower();
UASSERTSTR(s, "\taz#`");
s.make_upper();
UASSERTSTR(s, "\tAZ#`");
UASSERT(sref.equals_ignore_case("\taz#`"));
UASSERT(sref.equals_substring_ignore_case("Z#`", 2));
s = "irrlicht";
UASSERT(sref.equalsn(stringc("irr"), 3));
UASSERT(sref.equalsn("irr", 3));
s = "fo";
s.append('o');
UASSERTSTR(s, "foo");
s.append("bar", 1);
UASSERTSTR(s, "foob");
s.append("ar", 999999);
UASSERTSTR(s, "foobar");
s = "nyan";
s.append(stringc("cat"));
UASSERTSTR(s, "nyancat");
s.append(stringc("sam"), 1);
UASSERTSTR(s, "nyancats");
s = "fbar";
s.insert(1, "ooXX", 2);
UASSERTSTR(s, "foobar");
UASSERTEQ(sref.findFirst('o'), 1);
UASSERTEQ(sref.findFirst('X'), -1);
UASSERTEQ(sref.findFirstChar("abff", 2), 3);
UASSERTEQ(sref.findFirstCharNotInList("fobb", 2), 3);
UASSERTEQ(sref.findLast('o'), 2);
UASSERTEQ(sref.findLast('X'), -1);
UASSERTEQ(sref.findLastChar("abrr", 2), 4);
UASSERTEQ(sref.findLastCharNotInList("rabb", 2), 3);
UASSERTEQ(sref.findNext('o', 2), 2);
UASSERTEQ(sref.findLast('o', 1), 1);
s = "ob-oob";
UASSERTEQ(sref.find("ob", 1), 4);
UASSERTEQ(sref.find("ob"), 0);
UASSERTEQ(sref.find("?"), -1);
s = "HOMEOWNER";
stringc s2 = sref.subString(2, 4);
UASSERTSTR(s2, "MEOW");
s2 = sref.subString(2, 4, true);
UASSERTSTR(s2, "meow");
s = "land";
s.replace('l', 's');
UASSERTSTR(s, "sand");
s = ">dog<";
s.replace("dog", "cat");
UASSERTSTR(s, ">cat<");
s.replace("cat", "horse");
UASSERTSTR(s, ">horse<");
s.replace("horse", "gnu");
UASSERTSTR(s, ">gnu<");
s = " h e l p ";
s.remove(' ');
UASSERTSTR(s, "help");
s.remove("el");
UASSERTSTR(s, "hp");
s = "irrlicht";
s.removeChars("it");
UASSERTSTR(s, "rrlch");
s = "\r\nfoo bar ";
s.trim();
UASSERTSTR(s, "foo bar");
s = "foxo";
s.erase(2);
UASSERTSTR(s, "foo");
s = "a";
s.append('\0');
s.append('b');
UASSERTEQ(s.size(), 3);
s.validate();
UASSERTEQ(s.size(), 1);
UASSERTEQ(s.lastChar(), 'a');
std::vector<stringc> res;
s = "a,,b,c";
s.split(res, ",aa", 1, true, false);
UASSERTEQ(res.size(), 3);
UASSERTSTR(res[0], "a");
UASSERTSTR(res[2], "c");
res.clear();
s.split(res, ",", 1, false, true);
UASSERTEQ(res.size(), 7);
UASSERTSTR(res[0], "a");
UASSERTSTR(res[2], "");
for (int i = 0; i < 3; i++)
UASSERTSTR(res[2*i+1], ",");
}
static void test_conv()
{
// locale-independent
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stringw out;
utf8ToWString(out, "†††");
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UASSERTEQ(out.size(), 3);
for (int i = 0; i < 3; i++)
UASSERTEQ(static_cast<u16>(out[i]), 0x2020);
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stringc out2;
wStringToUTF8(out2, L"†††");
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UASSERTEQ(out2.size(), 9);
for (int i = 0; i < 3; i++) {
UASSERTEQ(static_cast<u8>(out2[3*i]), 0xe2);
UASSERTEQ(static_cast<u8>(out2[3*i+1]), 0x80);
UASSERTEQ(static_cast<u8>(out2[3*i+2]), 0xa0);
}
// locale-dependent
if (!setlocale(LC_CTYPE, "C.UTF-8"))
setlocale(LC_CTYPE, "UTF-8"); // macOS
stringw out3;
multibyteToWString(out3, "†††");
UASSERTEQ(out3.size(), 3);
for (int i = 0; i < 3; i++)
UASSERTEQ(static_cast<u16>(out3[i]), 0x2020);
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}
void test_irr_string()
{
test_basics();
test_methods();
test_conv();
std::cout << " test_irr_string PASSED" << std::endl;
}