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Diffstat (limited to '3rdparty/bx/tests/vsnprintf_test.cpp')
-rw-r--r-- | 3rdparty/bx/tests/vsnprintf_test.cpp | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/3rdparty/bx/tests/vsnprintf_test.cpp b/3rdparty/bx/tests/vsnprintf_test.cpp new file mode 100644 index 00000000000..db1fba6fdad --- /dev/null +++ b/3rdparty/bx/tests/vsnprintf_test.cpp @@ -0,0 +1,68 @@ +/* + * Copyright 2010-2017 Branimir Karadzic. All rights reserved. + * License: https://github.com/bkaradzic/bx#license-bsd-2-clause + */ + +#include "test.h" +#include <bx/string.h> + +TEST_CASE("vsnprintf NULL buffer", "No output buffer provided.") +{ + REQUIRE(4 == bx::snprintf(NULL, 0, "test") ); + + REQUIRE(1 == bx::snprintf(NULL, 0, "%d", 1) ); +} + +TEST_CASE("vsnprintf truncated", "Truncated output buffer.") +{ + char buffer[7]; + + REQUIRE(10 == bx::snprintf(buffer, BX_COUNTOF(buffer), "Ten chars!") ); + REQUIRE(0 == strcmp(buffer, "Ten ch") ); +} + +static bool test(const char* _expected, const char* _format, ...) +{ + int32_t max = (int32_t)strlen(_expected) + 1; + char* temp = (char*)alloca(max); + + va_list argList; + va_start(argList, _format); + int32_t len = bx::vsnprintf(temp, max, _format, argList); + va_end(argList); + + bool result = true + && len == max-1 + && 0 == strcmp(_expected, temp) + ; + + if (!result) + { + printf("result (%d) %s, expected (%d) %s\n", len, temp, max-1, _expected); + } + + return result; +} + +TEST_CASE("vsnprintf f", "") +{ + REQUIRE(test("1.337", "%0.3f", 1.337) ); + REQUIRE(test(" 13.370", "%8.3f", 13.37) ); + REQUIRE(test(" 13.370", "%*.*f", 8, 3, 13.37) ); + REQUIRE(test("13.370 ", "%-8.3f", 13.37) ); + REQUIRE(test("13.370 ", "%*.*f", -8, 3, 13.37) ); +} + +TEST_CASE("vsnprintf d/u/x", "") +{ + REQUIRE(test("1337", "%d", 1337) ); + + REQUIRE(test("1337", "%x", 0x1337) ); +} + +TEST_CASE("vsnprintf", "") +{ + REQUIRE(test("x", "%c", 'x') ); + + REQUIRE(test("hello, world!", "%s, %s!", "hello", "world") ); +} |