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Added dtoa.

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This commit is contained in:
Branimir Karadžić
2017-01-22 15:01:00 -08:00
parent c2367da896
commit aed02f07e8
7 changed files with 718 additions and 10 deletions
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47
tests/string_test.cpp
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@@ -129,6 +129,53 @@ TEST_CASE("strnstr", "")
REQUIRE(&test[4] == bx::strnstr(test, "Quick") );
}
template<typename Ty>
static bool testToString(Ty _value, const char* _expected)
{
char tmp[1024];
int32_t num = bx::toString(tmp, BX_COUNTOF(tmp), _value);
int32_t len = (int32_t)bx::strnlen(_expected);
return true
&& 0 == bx::strncmp(tmp, _expected)
&& num == len
;
}
TEST_CASE("toString int32_t/uint32_t", "")
{
REQUIRE(testToString(0, "0") );
REQUIRE(testToString(-256, "-256") );
REQUIRE(testToString(INT32_MAX, "2147483647") );
REQUIRE(testToString(UINT32_MAX, "4294967295") );
}
TEST_CASE("toString double", "")
{
REQUIRE(testToString(0.0, "0.0") );
REQUIRE(testToString(-0.0, "0.0") );
REQUIRE(testToString(1.0, "1.0") );
REQUIRE(testToString(-1.0, "-1.0") );
REQUIRE(testToString(1.2345, "1.2345") );
REQUIRE(testToString(1.2345678, "1.2345678") );
REQUIRE(testToString(0.123456789012, "0.123456789012") );
REQUIRE(testToString(1234567.8, "1234567.8") );
REQUIRE(testToString(-79.39773355813419, "-79.39773355813419") );
REQUIRE(testToString(0.000001, "0.000001") );
REQUIRE(testToString(0.0000001, "1e-7") );
REQUIRE(testToString(1e30, "1e30") );
REQUIRE(testToString(1.234567890123456e30, "1.234567890123456e30") );
REQUIRE(testToString(-5e-324, "-5e-324") );
REQUIRE(testToString(2.225073858507201e-308, "2.225073858507201e-308") );
REQUIRE(testToString(2.2250738585072014e-308, "2.2250738585072014e-308") );
REQUIRE(testToString(1.7976931348623157e308, "1.7976931348623157e308") );
REQUIRE(testToString(0.00000123123123, "0.00000123123123") );
REQUIRE(testToString(0.000000123123123, "1.23123123e-7") );
REQUIRE(testToString(123123.123, "123123.123") );
REQUIRE(testToString(1231231.23, "1231231.23") );
REQUIRE(testToString(0.000000000123123, "1.23123e-10") );
REQUIRE(testToString(0.0000000001, "1e-10") );
}
TEST_CASE("StringView", "")
{
bx::StringView sv("test");