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// Tests for generic/util/ssprintf.
//
// Copyright (C) 2007-2008 Daniel Burrows
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/TestAssert.h>
#include <cwidget/generic/util/ssprintf.h>
// For displaying assertion failures.
#include <cwidget/generic/util/transcode.h>
#include <errno.h>
#include <string.h>
using cwidget::util::ssprintf;
using cwidget::util::swsprintf;
CPPUNIT_NS_BEGIN
template <>
struct assertion_traits<std::wstring>
{
static bool equal(const std::wstring &x, const std::wstring &y)
{
return x == y;
}
static std::string toString(const std::wstring &x)
{
return cwidget::util::transcode(x);
}
};
CPPUNIT_NS_END
class SSPrintfTest : public CppUnit::TestFixture
{
CPPUNIT_TEST_SUITE(SSPrintfTest);
CPPUNIT_TEST(test_sstrerror);
CPPUNIT_TEST(test_ssprintf);
CPPUNIT_TEST(test_swsprintf);
CPPUNIT_TEST_SUITE_END();
private:
void do_test_sstrerror(int errnum)
{
std::string expected = strerror(errnum);
CPPUNIT_ASSERT_EQUAL(expected, cwidget::util::sstrerror(errnum));
}
// This test was written because the original sstrerror was buggy
// (returned garbage) on some platforms. To verify that it works we
// check that it returns the same thing as strerror for a few error
// values.
void test_sstrerror()
{
do_test_sstrerror(0);
do_test_sstrerror(EINVAL);
do_test_sstrerror(EINTR);
do_test_sstrerror(EBADF);
}
void test_ssprintf()
{
// Test that inserting very long strings via ssprintf actually works.
std::string horriblelongthing = "abcdefghijklmnopqrstuvwxyz";
while(horriblelongthing.size() < 4096)
horriblelongthing += horriblelongthing;
CPPUNIT_ASSERT_EQUAL(horriblelongthing + " 20", ssprintf("%s %d", horriblelongthing.c_str(), 20));
// Test that we can generate empty strings.
CPPUNIT_ASSERT_EQUAL(std::string(), ssprintf("%s", ""));
}
void test_swsprintf()
{
// Test that inserting very long strings via ssprintf actually works.
std::wstring horriblelongthing = L"abcdefghijklmnopqrstuvwxyz";
while(horriblelongthing.size() < 4096)
horriblelongthing += horriblelongthing;
CPPUNIT_ASSERT_EQUAL(horriblelongthing + L" 20", swsprintf(L"%ls %d", horriblelongthing.c_str(), 20));
// Test that we can generate empty strings.
CPPUNIT_ASSERT_EQUAL(std::wstring(), swsprintf(L"%s", ""));
}
};
CPPUNIT_TEST_SUITE_REGISTRATION(SSPrintfTest);
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