private void AssertReaderWriterPrescision(FileInfo file, double[] floats)
{
void assertReader(IIonReader reader)
{
foreach (var f in floats)
{
Assert.AreEqual(IonType.Float, reader.MoveNext());
ReaderTestCommon.AssertFloatEqual(f, reader.DoubleValue());
}
Assert.AreEqual(IonType.None, reader.MoveNext());
}
void writerFunc(IIonWriter writer)
{
foreach (var f in floats)
{
writer.WriteFloat(f);
}
writer.Finish();
}
var r = ReaderFromFile(file, InputStyle.FileStream);
assertReader(r);
AssertReaderWriter(assertReader, writerFunc);
}
public void FloatWithTerminatingEof()
{
var file = DirStructure.IonTestFile("good/floatWithTerminatingEof.ion");
var r = ReaderFromFile(file, InputStyle.FileStream);
Assert.AreEqual(IonType.Float, r.MoveNext());
ReaderTestCommon.AssertFloatEqual(12.3, r.DoubleValue());
Assert.AreEqual(IonType.None, r.MoveNext());
}
public void FloatDblMin()
{
var file = DirStructure.IonTestFile("good/floatDblMin.ion");
var floats = new[]
{
2.2250738585072012e-308,
0.00022250738585072012e-304,
2.225073858507201200000e-308,
2.2250738585072012e-00308,
2.2250738585072012997800001e-308
};
void assertReader(IIonReader reader)
{
foreach (var f in floats)
{
Assert.AreEqual(IonType.Float, reader.MoveNext());
ReaderTestCommon.AssertFloatEqual(f, reader.DoubleValue());
}
Assert.AreEqual(IonType.None, reader.MoveNext());
}
void writerFunc(IIonWriter writer)
{
foreach (var f in floats)
{
writer.WriteFloat(f);
}
writer.Finish();
}
var r = ReaderFromFile(file, InputStyle.FileStream);
assertReader(r);
AssertReaderWriter(assertReader, writerFunc);
}