100 lines
3.1 KiB
C++
100 lines
3.1 KiB
C++
/* Copyright (c) 2010 Wildfire Games
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "lib/self_test.h"
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#include "lib/sysdep/sysdep.h"
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class TestPrintf : public CxxTest::TestSuite
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{
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// Split some bits into separate functions, so we can get
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// a legitimate va_list to pass to sys_vswprintf:
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void _test_truncate(int buffer_size, const wchar_t* expected_output, int expected_return, /* wchar_t* input_string */...)
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{
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wchar_t buf[17] = L"................"; // fill with dots so null-termination is made obvious
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va_list ap;
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va_start(ap, expected_return);
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int ret = sys_vswprintf(buf, buffer_size, L"%ls", ap);
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TS_ASSERT_WSTR_EQUALS(buf, expected_output);
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TS_ASSERT_EQUALS(ret, expected_return);
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std::wstring past_buffer(buf + buffer_size);
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TS_ASSERT(past_buffer.find_first_not_of('.') == past_buffer.npos);
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va_end(ap);
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}
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void _test_sprintf(const wchar_t* expected_output, const wchar_t* format, ...)
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{
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wchar_t buf[256];
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va_list ap;
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va_start(ap, format);
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sys_vswprintf(buf, ARRAY_SIZE(buf), format, ap);
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TS_ASSERT_WSTR_EQUALS(buf, expected_output);
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va_end(ap);
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}
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public:
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void test_truncate()
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{
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_test_truncate(0, L"................", -1, L"1234");
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_test_truncate(1, L"", -1, L"1234");
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_test_truncate(8, L"1234", 4, L"1234");
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_test_truncate(8, L"1234567", 7, L"1234567");
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_test_truncate(8, L"1234567", -1, L"12345678");
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_test_truncate(8, L"1234567", -1, L"123456789");
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_test_truncate(8, L"1234567", -1, L"123456789abcdef");
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}
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void test_lld()
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{
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i64 z = 0;
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i64 n = 65536;
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_test_sprintf(L"0", L"%lld", z);
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_test_sprintf(L"65536", L"%lld", n);
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_test_sprintf(L"4294967296", L"%lld", n*n);
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_test_sprintf(L"281474976710656", L"%lld", n*n*n);
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_test_sprintf(L"-281474976710656", L"%lld", -n*n*n);
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_test_sprintf(L"123 456 281474976710656 789", L"%d %d %lld %d", 123, 456, n*n*n, 789);
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}
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void test_pos()
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{
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_test_sprintf(L"a b", L"%1$c %2$c", 'a', 'b');
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_test_sprintf(L"b a", L"%2$c %1$c", 'a', 'b');
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}
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void test_pos_lld()
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{
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_test_sprintf(L"1 2 3", L"%1$d %2$lld %3$d", 1, (i64)2, 3);
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_test_sprintf(L"2 1 3", L"%2$lld %1$d %3$d", 1, (i64)2, 3);
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}
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};
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