mirror of
https://github.com/holub/mame
synced 2025-05-09 15:51:48 +03:00
69 lines
1.5 KiB
C++
69 lines
1.5 KiB
C++
/*
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* Copyright 2010-2017 Branimir Karadzic. All rights reserved.
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* License: https://github.com/bkaradzic/bx#license-bsd-2-clause
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*/
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#include "test.h"
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#include <bx/string.h>
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TEST_CASE("vsnprintf NULL buffer", "No output buffer provided.")
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{
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REQUIRE(4 == bx::snprintf(NULL, 0, "test") );
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REQUIRE(1 == bx::snprintf(NULL, 0, "%d", 1) );
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}
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TEST_CASE("vsnprintf truncated", "Truncated output buffer.")
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{
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char buffer[7];
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REQUIRE(10 == bx::snprintf(buffer, BX_COUNTOF(buffer), "Ten chars!") );
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REQUIRE(0 == strcmp(buffer, "Ten ch") );
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}
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static bool test(const char* _expected, const char* _format, ...)
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{
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int32_t max = (int32_t)strlen(_expected) + 1;
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char* temp = (char*)alloca(max);
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va_list argList;
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va_start(argList, _format);
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int32_t len = bx::vsnprintf(temp, max, _format, argList);
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va_end(argList);
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bool result = true
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&& len == max-1
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&& 0 == strcmp(_expected, temp)
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;
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if (!result)
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{
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printf("result (%d) %s, expected (%d) %s\n", len, temp, max-1, _expected);
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}
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return result;
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}
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TEST_CASE("vsnprintf f", "")
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{
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REQUIRE(test("1.337", "%0.3f", 1.337) );
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REQUIRE(test(" 13.370", "%8.3f", 13.37) );
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REQUIRE(test(" 13.370", "%*.*f", 8, 3, 13.37) );
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REQUIRE(test("13.370 ", "%-8.3f", 13.37) );
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REQUIRE(test("13.370 ", "%*.*f", -8, 3, 13.37) );
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}
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TEST_CASE("vsnprintf d/u/x", "")
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{
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REQUIRE(test("1337", "%d", 1337) );
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REQUIRE(test("1337", "%x", 0x1337) );
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}
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TEST_CASE("vsnprintf", "")
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{
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REQUIRE(test("x", "%c", 'x') );
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REQUIRE(test("hello, world!", "%s, %s!", "hello", "world") );
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}
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