public void NonOverlapping_Are_NonOverlapping()
{
var d1 = DoubleConverter.FromFloatingPointBinaryString("1100");
var d2 = DoubleConverter.FromFloatingPointBinaryString("-10.1");
Assert.IsTrue(ExpansionExtensions.AreNonOverlapping(d1, d2));
}
public void Overlapping_AreNot_NonOverlapping()
{
var d1 = DoubleConverter.FromFloatingPointBinaryString("101");
var d2 = DoubleConverter.FromFloatingPointBinaryString("10");
Assert.IsFalse(ExpansionExtensions.AreNonOverlapping(d1, d2));
}
public void BitWidth_Large()
{
double d = DoubleConverter.FromFloatingPointBinaryString("1010101" + '0'.Repeat(200));
int width = d.BitWidth();
Assert.AreEqual(7, width);
}
public void BitWidth_Simple()
{
double d = DoubleConverter.FromFloatingPointBinaryString("-0.001010101000");
int width = d.BitWidth();
Assert.AreEqual(7, width);
}
public void OptimTest()
{
// 53 ones
string a_s = "11111111111111111111111111111111111111111111111111110.0";
double a = DoubleConverter.FromFloatingPointBinaryString("11111111111111111111111111111111111111111111111111110.0");
double b = DoubleConverter.FromFloatingPointBinaryString("-11111111111111111111111111111111111111111111111111110.0");
double c = DoubleConverter.FromFloatingPointBinaryString("00000000000000000000000000000000000000000000000000000.01");
string a_s2 = DoubleConverter.ToFloatingPointBinaryString(9.0071992547409900e+0015);
Assert.AreEqual(a_s, a_s2);
bool ok = Test(a, b, c);
Assert.IsTrue(ok);
double acc = TestAcc(a, b, c);
double acc2 = TestAcc(a, b, c);
if (acc != acc2)
{
Assert.Fail();
}
Assert.AreEqual(0.0, acc);
Assert.AreEqual(0.0, acc2);
double tst2 = Test2(a, b, c);
if (tst2 != 0.0)
{
Assert.Fail();
}
}
public void StronglyNonOverlapping()
{
// Two examples that are strongly nonoverlapping (S.p12)
var sn1 = new[] { DoubleConverter.FromFloatingPointBinaryString("11000"),
DoubleConverter.FromFloatingPointBinaryString("11") };
var sn2 = new[] { DoubleConverter.FromFloatingPointBinaryString("10000"),
DoubleConverter.FromFloatingPointBinaryString("1000"),
DoubleConverter.FromFloatingPointBinaryString("10"),
DoubleConverter.FromFloatingPointBinaryString("1") };
Assert.IsTrue(sn1.IsStronglyNonOverlapping());
Assert.IsTrue(sn2.IsStronglyNonOverlapping());
// Two examples that are _not_ strongly nonoverlapping (S.p12)
var nsn1 = new[] { DoubleConverter.FromFloatingPointBinaryString("11100"),
DoubleConverter.FromFloatingPointBinaryString("11") };
var nsn2 = new[] { DoubleConverter.FromFloatingPointBinaryString("100"),
DoubleConverter.FromFloatingPointBinaryString("10"),
DoubleConverter.FromFloatingPointBinaryString("1") };
Assert.IsFalse(nsn1.IsStronglyNonOverlapping());
Assert.IsFalse(nsn2.IsStronglyNonOverlapping());
}
private double?ConvertToObjectItem(string csvItem)
{
var c = new DoubleConverter();
Assert.IsTrue(c.TryConvertToObjectItem(CreateConvertToObjectItemContext(csvItem), out object?result, out string _));
return((double?)result);
}
public void Convert_SanityCheck()
{
var py = Python.Instance();
var pyFloat = py.Eval("123.456789");
var converter = new DoubleConverter();
Assert.AreEqual(123.456789, converter.Convert(pyFloat));
}
private static string doubleArrayToString(double[] array, int num)
{
StringBuilder stringBuilder = new StringBuilder().append(array.Length);
int num2 = array.Length;
for (int i = 0; i < num2; i++)
{
double num3 = array[i];
if (num == 3)
{
stringBuilder.append(' ').append(DataUtil.formatDouble(num3, 10, 5));
}
else if (num == 1)
{
DoubleConverter doubleConverter = new DoubleConverter();
long num4 = DoubleConverter.ToLong(num3, ref doubleConverter);
stringBuilder.append(" 0x").append(Long.toHexString(num4));
}
else if (num == 2)
{
stringBuilder.append(' ').append(Utilities.doubleToScientificString(num3, 8));
}
}
return(stringBuilder.toString());
}
static Converter()
{
BoolConverter.Initialize();
CharConverter.Initialize();
ByteConverter.Initialize();
SByteConverter.Initialize();
Int16Converter.Initialize();
UInt16Converter.Initialize();
Int32Converter.Initialize();
UInt32Converter.Initialize();
Int64Converter.Initialize();
UInt64Converter.Initialize();
SingleConverter.Initialize();
DoubleConverter.Initialize();
DecimalConverter.Initialize();
BigIntegerConverter.Initialize();
BytesConverter.Initialize();
CharsConverter.Initialize();
StringConverter.Initialize();
StringBuilderConverter.Initialize();
DateTimeConverter.Initialize();
TimeSpanConverter.Initialize();
GuidConverter.Initialize();
MemoryStreamConverter.Initialize();
StreamConverter.Initialize();
}
private static void DoPerformancesTest(int times)
{
const double d = 123456789;
var w = Stopwatch.StartNew();
for (int i = 0; i < times; i++)
{
string s = DoubleConverter.ToExactString(d + i);
Assert.IsNotNull(s);
}
w.Stop();
var usingDc = w.Elapsed;
PrecisionModel precisionModel = new PrecisionModel(1E9);
var formatter = CreateFormatter(precisionModel);
string format = "0." + StringOfChar('#', formatter.NumberDecimalDigits);
w = Stopwatch.StartNew();
for (int i = 0; i < times; i++)
{
string s = d.ToString(format, formatter);
Assert.IsNotNull(s);
}
w.Stop();
var usingDef = w.Elapsed;
if (usingDc <= usingDef)
{
return;
}
var diff = usingDc - usingDef;
Console.WriteLine("slower for {0}: {1} seconds", times, diff.TotalSeconds);
}
public void ShowDoubleRounding()
{
double a = DoubleConverter.FromFloatingPointBinaryString('1'.Repeat(52) + "0"); // 111....11110
double b = DoubleConverter.FromFloatingPointBinaryString("0.100000000001"); // 000....00000.100000000001
double expected53 = DoubleConverter.FromFloatingPointBinaryString('1'.Repeat(52) + "1"); // 111....11111
double expected64 = a;
// Set Fpu to 53-bit precision (the default)
FpuControl.SetState((uint)FpuControl.PrecisionControl.Double53Bits, FpuControl.Mask.PrecisionControl);
double result53 = a + b;
Assert.AreEqual(expected53, result53);
// Set Fpu to 64-bit precision (extended precision)
FpuControl.SetState((uint)FpuControl.PrecisionControl.Extended64Bits, FpuControl.Mask.PrecisionControl);
double result64 = (double)(a + b);
Assert.AreEqual(expected64, result64);
double result64_0 = (a + b) - a;
Assert.AreNotEqual(0.0, result64_0);
Assert.AreNotEqual(b, result64_0);
Assert.AreEqual(0.5, result64_0); // 000....00000.1
}
public void ShowDoubleRoundingPriest()
{
double a = Math.Pow(2.0, 52.0) + 1.0;
double b = 0.5 - Math.Pow(2.0, -54.0);
double expected53 = a;
double expected64 = a + 1.0; // Math.Pow(2.0, 52.0) + 2.0;
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(a));
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(b));
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(expected53));
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(expected64));
// Set Fpu to 53-bit precision (the default)
FpuControl.SetState((uint)FpuControl.PrecisionControl.Double53Bits, FpuControl.Mask.PrecisionControl);
double result53 = a + b;
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(result53));
Assert.AreEqual(expected53, result53);
// Set Fpu to 64-bit precision (extended precision)
FpuControl.SetState((uint)FpuControl.PrecisionControl.Extended64Bits, FpuControl.Mask.PrecisionControl);
double result64 = (double)(a + b);
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(result64));
Assert.AreEqual(expected64, result64);
}
public void ShowDoubleRoundingPriestExplicit()
{
double a = DoubleConverter.FromFloatingPointBinaryString("1" + '0'.Repeat(51) + "1"); // 100....00001 (53-bits wide)
double b = DoubleConverter.FromFloatingPointBinaryString("0.0" + '1'.Repeat(53)); // 0.0111...111 (53 1's)
double expected53 = a;
double expected64 = a + 1.0; // The point is that this is different to expceted53.
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(a));
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(b));
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(expected53));
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(expected64));
// Set Fpu to 53-bit precision (the default)
FpuControl.SetState((uint)FpuControl.PrecisionControl.Double53Bits, FpuControl.Mask.PrecisionControl);
double result53 = a + b;
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(result53));
Assert.AreEqual(expected53, result53);
// Explicit rounding makes no difference here (since we're in Double53bits precision FPU mode)
result53 = (double)(a + b);
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(result53));
Assert.AreEqual(expected53, result53);
// Set Fpu to 64-bit precision (extended precision)
FpuControl.SetState((uint)FpuControl.PrecisionControl.Extended64Bits, FpuControl.Mask.PrecisionControl);
double result64 = (double)(a + b);
Debug.Print(DoubleConverter.ToFloatingPointBinaryString(result64));
Assert.AreEqual(expected64, result64);
}
public void ConvertToCsvItemTest()
{
var c = new DoubleConverter();
Assert.AreEqual("1000", c.ConvertToCsvItem(CreateConvertToCsvItemContext(1000d)));
Assert.AreEqual("1,000", c.ConvertToCsvItem(CreateConvertToCsvItemContext(1000d, "FormattedValue")));
}
////////////////////////////////////////////////////////////////////////////////////////////////////
/// <summary> Tests network. </summary>
///
/// <returns> A NNManager. </returns>
////////////////////////////////////////////////////////////////////////////////////////////////////
public NNManager TestNetwork()
{
Console.WriteLine("\tTesting Network", Color.Yellow);
PrintNewLine();
while (true)
{
PrintUnderline(50);
var values = GetInputData($"\tType {_numInputParameters} inputs: ");
if (values == null)
{
PrintNewLine();
return(this);
}
var results = _network?.Compute(values);
PrintNewLine();
foreach (var result in results)
{
Console.WriteLine("\tOutput: " + DoubleConverter.ToExactString(result), Color.Aqua);
}
PrintNewLine();
return(this);
}
}
public void DoubleConverter(object input, double?expected)
{
var converter = new DoubleConverter();
var result = converter.Convert(input);
Assert.AreEqual(expected, result);
}
public void PropertiesTest()
{
var converter = new DoubleConverter();
Assert.AreEqual(true, converter.AcceptsNativeType);
Assert.AreEqual(typeof(double), converter.ConvertedType);
}
public void DoubleConverterFromDecimal()
{
var converter = new DoubleConverter();
var result = converter.Convert(4m / 5m);
Assert.AreEqual(System.Convert.ToDouble(4m / 5m), result);
}
/// <summary>
/// Convert a field to a string
/// </summary>
/// <param name="o">object we want to convert</param>
/// <returns>string representation of the string</returns>
internal string ValueToString(object o)
{
if (mDecimalConv == null)
{
mDecimalConv = new DecimalConverter(DecimalSeparator);
mDoubleConv = new DoubleConverter(DecimalSeparator);
mSingleConv = new SingleConverter(DecimalSeparator);
mDateConv = new DateTimeConverter(DateFormat);
}
if (o == null)
{
return(string.Empty);
}
else if (o is DateTime)
{
return(mDateConv.FieldToString(o));
}
else if (o is decimal)
{
return(mDecimalConv.FieldToString(o));
}
else if (o is double)
{
return(mDoubleConv.FieldToString(o));
}
else if (o is float)
{
return(mSingleConv.FieldToString(o));
}
else
{
return(o.ToString());
}
}
public void TestUpdateDouble()
{
double value = RandomDouble.UpdateDouble(0, 5);
Assert.True(value <= 5 && value >= -5);
Assert.True(value == DoubleConverter.ToDouble(value));
}
public static int SumOfPower(long num, long power)
{
double result = (double)Math.Pow(num, power);
string bigNumber = DoubleConverter.ToExactString(result);
return(SumOfDigits(bigNumber));
}
private double EvalG15(string formula)
{
var result = Eval(formula);
output.WriteLine("{0}\n{1}", formula, DoubleConverter.ToExactString((double)result));
return(Convert.ToDouble(((double)result).ToString("G15")));
}
public static void DumpFloat(int value, StringBuilder sb)
{
var floatValue = ToFloat(value);
if (float.IsNaN(floatValue))
{
return;
}
string shaderCode = string.Format(@"
float4 main(): sv_target {{ return asfloat({0}); }}" ,
value);
var compiledShader = ShaderBytecode.Compile(shaderCode, "main", "ps_5_0");
var shaderBytecode = compiledShader.Bytecode;
var disassembly = shaderBytecode.Disassemble();
var bytecode = BytecodeContainer.Parse(shaderBytecode);
var number = bytecode.Shader.InstructionTokens.First().Operands[1].ImmediateValues;
StringAssert.Contains("Generated by Microsoft (R) HLSL Shader Compiler 10.1", disassembly);
var expectedFloat = Regex.Match(disassembly, @"l\((.*?),").Groups[1].Value;
var actualFloat = FormatFloat(floatValue);
var fullFloat = DoubleConverter.ToExactString(floatValue, -1);
var correct = expectedFloat == actualFloat;
if (value != number.Int0)
{
return;
}
sb.AppendLine(string.Format("{0}\t{1, 50}\t{2, 50}\t{3}\t{4}",
correct, expectedFloat, actualFloat, fullFloat, value));
}
public void Convert_ThrowsException_WhenNotDouble()
{
var py = Python.Instance();
var pyStr = py.Eval("\"omershelef\"");
var converter = new DoubleConverter();
Assert.Throws<ConversionException>(() => converter.Convert(pyStr));
}
public void TryConvertToObjectItemRequireTest()
{
var c = new DoubleConverter();
var context = CreateConvertToObjectItemContext(string.Empty);
Assert.IsFalse(c.TryConvertToObjectItem(context, out object?_, out string message));
Assert.AreEqual(CsvConfig.Current.ValidationMessage.GetRequiredError(context), message);
}
public void RoundTripMinValueTest()
{
var converter = new DoubleConverter();
var s = converter.ConvertToString(double.MinValue, null, new MemberMapData(null));
var d = converter.ConvertFromString(s, null, new MemberMapData(null));
Assert.AreEqual(double.MinValue, d);
}
public void TryConvertToObjectItemFailureTest()
{
var c = new DoubleConverter();
var context = CreateConvertToObjectItemContext("x");
Assert.IsFalse(c.TryConvertToObjectItem(context, out object?_, out string message));
Assert.AreEqual(CsvConfig.Current.ValidationMessage.GetNumericConvertError(context), message);
}
public void ConvertTest()
{
DoubleConverter converter = new DoubleConverter();
var value = converter.Convert(10.25, typeof(object), null, CultureInfo.CurrentCulture);
double d = 10.25;
Assert.AreEqual(d, value);
}
public static dynamic GetTSObject(DoubleConverter dynObject)
{
if (dynObject is null)
{
return(null);
}
return(dynObject.teklaObject);
}
public void Split_Simple()
{
double d = DoubleConverter.FromFloatingPointBinaryString("-0.001010101000");
double ahi;
double alo;
Split_Checked(d, out ahi, out alo);
}
public void small_doubles_are_formatted_properly_using_doubleconverter()
{
const string expected = "123456";
const double d = 123456;
string actual = DoubleConverter.ToExactString(d);
Assert.That(actual, Is.EqualTo(expected));
}
public void CanSerializeAndDeserialize()
{
double value = double.MaxValue;
DoubleConverter converter = new DoubleConverter();
byte[] bytes = converter.Serialize(value);
double valueFromBytes = converter.Deserialize(bytes);
Assert.Equal(valueFromBytes, value);
}
public void TestConvert()
{
var item = new TestItem()
{
Dvalue = -1
};
var conv = new DoubleConverter<TestItem>("Dvalue", "{0:0.0000}");
conv.SetProperty(item, "100.5");
Assert.AreEqual(100.5, item.Dvalue);
Assert.AreEqual("100.5000", conv.GetProperty(item));
}
public void ShouldFailToConvertToCSharpValue()
{
//Arrange
object value0;
object value1;
object value2;
var converter = new DoubleConverter();
//Act
bool success0 = converter.TryConvertToCSharpValue("9E10D", out value0);
bool success1 = converter.TryConvertToCSharpValue("N/A", out value1);
bool success2 = converter.TryConvertToCSharpValue("10000E", out value2);
//Assert
Assert.IsFalse(success0);
Assert.IsFalse(success1);
Assert.IsFalse(success2);
}
public void ShouldConvertToCellValue()
{
//Arrange
string value0;
string value1;
string value2;
var converter = new DoubleConverter();
//Act
bool success0 = converter.TryConvertToCellValue(0.123D, out value0);
bool success1 = converter.TryConvertToCellValue(1000000000D, out value1);
bool success2 = converter.TryConvertToCellValue(-12.84848715D, out value2);
//Assert
Assert.IsTrue(success0);
Assert.IsTrue(success1);
Assert.IsTrue(success2);
Assert.AreEqual("0.123", value0);
Assert.AreEqual("1000000000", value1);
Assert.AreEqual("-12.84848715", value2);
}
public void ShouldConvertToCSharpValue()
{
//Arrange
object value0;
object value1;
object value2;
var converter = new DoubleConverter();
//Act
bool success0 = converter.TryConvertToCSharpValue("0.123", out value0);
bool success1 = converter.TryConvertToCSharpValue("9E10", out value1);
bool success2 = converter.TryConvertToCSharpValue("-12.84848715", out value2);
//Assert
Assert.IsTrue(success0);
Assert.IsTrue(success1);
Assert.IsTrue(success2);
Assert.AreEqual(0.123, value0);
Assert.AreEqual(9E10, value1);
Assert.AreEqual(-12.84848715, value2);
}
public void ShouldFailToConvertToCellValue()
{
//Arrange
string value0;
string value1;
string value2;
var converter = new DoubleConverter();
//Act
bool success0 = converter.TryConvertToCellValue(0.18f, out value0);
bool success1 = converter.TryConvertToCellValue("-1", out value1);
bool success2 = converter.TryConvertToCellValue("NaN", out value2);
//Assert
Assert.IsFalse(success0);
Assert.IsFalse(success1);
Assert.IsFalse(success2);
}