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Can now set the double value precision.

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This commit is contained in:
Benoît Blanchon
2014-07-03 13:35:39 +02:00
parent 2222714d68
commit 81c7b9f700
4 changed files with 35 additions and 33 deletions
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53
JsonGeneratorTests/JsonValueTests.cpp
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@ -16,107 +16,102 @@ namespace JsonGeneratorTests
TEST_METHOD(Null)
{
write((char*)0);
assertReturns(4);
assertResultIs("null");
}
TEST_METHOD(EmptyString)
{
write("");
assertReturns(2);
assertResultIs("\"\"");
}
TEST_METHOD(QuotationMark)
{
write("\"");
assertReturns(4);
assertResultIs("\"\\\"\"");
}
TEST_METHOD(ReverseSolidus)
{
write("\\");
assertReturns(4);
assertResultIs("\"\\\\\"");
}
TEST_METHOD(Solidus)
{
write("/");
assertReturns(3);
assertResultIs("\"/\""); // but the JSON format allows \/
}
TEST_METHOD(Backspace)
{
write("\b");
assertReturns(4);
assertResultIs("\"\\b\"");
}
TEST_METHOD(Formfeed)
{
write("\f");
assertReturns(4);
assertResultIs("\"\\f\"");
}
TEST_METHOD(Newline)
{
write("\n");
assertReturns(4);
assertResultIs("\"\\n\"");
}
TEST_METHOD(CarriageReturn)
{
write("\r");
assertReturns(4);
assertResultIs("\"\\r\"");
}
TEST_METHOD(HorizontalTab)
{
write("\t");
assertReturns(4);
assertResultIs("\"\\t\"");
}
TEST_METHOD(Float)
TEST_METHOD(DoubleDefaultDigits)
{
write(3.40282346e38F);
// assertReturns(4);
assertResultIs("3.40282347e+038");
write(3.14159265358979323846);
assertResultIs("3.14");
}
TEST_METHOD(Double)
TEST_METHOD(DoubleZeroDigits)
{
write(1.7976931348623157e308);
// assertReturns(4);
assertResultIs("1.7976931348623157e+308");
write(3.14159265358979323846, 0);
assertResultIs("3");
}
TEST_METHOD(DoubleOneDigit)
{
write(3.14159265358979323846, 1);
assertResultIs("3.1");
}
TEST_METHOD(DoubleTwoDigits)
{
write(3.14159265358979323846, 2);
assertResultIs("3.14");
}
TEST_METHOD(Integer)
{
write(314);
assertReturns(3);
assertResultIs("314");
}
TEST_METHOD(Short)
{
write((short)314);
assertReturns(3);
assertResultIs("314");
}
TEST_METHOD(Long)
{
write(314L);
assertReturns(3);
assertResultIs("314");
}
@ -127,14 +122,16 @@ namespace JsonGeneratorTests
returnValue = JsonValue(value).printTo(sb);
}
void write(double value, int digits)
{
StringBuilder sb(buffer, sizeof(buffer));
returnValue = JsonValue(value, digits).printTo(sb);
}
void assertResultIs(const char* expected)
{
Assert::AreEqual(expected, buffer);
}
void assertReturns(size_t expected)
{
Assert::AreEqual(expected, returnValue);
Assert::AreEqual(strlen(expected), returnValue);
}
};
}