public void TestConstructorSignificantDigits(int significantDigits)
{
const float Value1 = 1.234567f;
const float Value2 = 7.654321f;
var sut = new FloatMemoryComparer(ScanCompareType.Equal, ScanRoundMode.Normal, significantDigits, Value1, Value2, BitConverter);
Check.That(sut.Value1).IsEqualTo((float)Math.Round(Value1, significantDigits, MidpointRounding.AwayFromZero));
Check.That(sut.Value2).IsEqualTo((float)Math.Round(Value2, significantDigits, MidpointRounding.AwayFromZero));
}
public void TestConstructor(ScanCompareType compareType, ScanRoundMode roundMode, float value1, float value2)
{
var sut = new FloatMemoryComparer(compareType, roundMode, 1, value1, value2, BitConverter);
Check.That(sut.CompareType).IsEqualTo(compareType);
Check.That(sut.RoundType).IsEqualTo(roundMode);
Check.That(sut.ValueSize).IsEqualTo(sizeof(float));
Check.That(sut.Value1).IsOneOf(value1, value2);
Check.That(sut.Value2).IsOneOf(value1, value2);
}
public void TestCompare(ScanCompareType compareType, float value1, float value2, byte[] data, bool expectedResult, ScanResult expectedScanResult)
{
var sut = new FloatMemoryComparer(compareType, ScanRoundMode.Normal, 1, value1, value2, BitConverter);
Check.That(sut.Compare(data, 0, out var scanResult)).IsEqualTo(expectedResult);
Check.That(scanResult).IsEqualTo(expectedScanResult);
if (scanResult != null)
{
Check.That(scanResult).IsInstanceOf <FloatScanResult>();
}
}
private void searchForEqualValuesToolStripMenuItem_Click(object sender, EventArgs e)
{
var selectedNode = memoryViewControl.GetSelectedNodes().FirstOrDefault();
if (selectedNode == null)
{
return;
}
IScanComparer comparer;
switch (selectedNode.Node)
{
case BaseHexNode node:
comparer = new ArrayOfBytesMemoryComparer(node.ReadValueFromMemory(selectedNode.Memory));
break;
case FloatNode node:
comparer = new FloatMemoryComparer(ScanCompareType.Equal, ScanRoundMode.Normal, 2, node.ReadValueFromMemory(selectedNode.Memory), 0);
break;
case DoubleNode node:
comparer = new DoubleMemoryComparer(ScanCompareType.Equal, ScanRoundMode.Normal, 2, node.ReadValueFromMemory(selectedNode.Memory), 0);
break;
case Int8Node node:
comparer = new ByteMemoryComparer(ScanCompareType.Equal, (byte)node.ReadValueFromMemory(selectedNode.Memory), 0);
break;
case UInt8Node node:
comparer = new ByteMemoryComparer(ScanCompareType.Equal, node.ReadValueFromMemory(selectedNode.Memory), 0);
break;
case Int16Node node:
comparer = new ShortMemoryComparer(ScanCompareType.Equal, node.ReadValueFromMemory(selectedNode.Memory), 0);
break;
case UInt16Node node:
comparer = new ShortMemoryComparer(ScanCompareType.Equal, (short)node.ReadValueFromMemory(selectedNode.Memory), 0);
break;
case Int32Node node:
comparer = new IntegerMemoryComparer(ScanCompareType.Equal, node.ReadValueFromMemory(selectedNode.Memory), 0);
break;
case UInt32Node node:
comparer = new IntegerMemoryComparer(ScanCompareType.Equal, (int)node.ReadValueFromMemory(selectedNode.Memory), 0);
break;
case Int64Node node:
comparer = new LongMemoryComparer(ScanCompareType.Equal, node.ReadValueFromMemory(selectedNode.Memory), 0);
break;
case UInt64Node node:
comparer = new LongMemoryComparer(ScanCompareType.Equal, (long)node.ReadValueFromMemory(selectedNode.Memory), 0);
break;
case Utf8TextNode node:
comparer = new StringMemoryComparer(node.ReadValueFromMemory(selectedNode.Memory), Encoding.UTF8, true);
break;
case Utf16TextNode node:
comparer = new StringMemoryComparer(node.ReadValueFromMemory(selectedNode.Memory), Encoding.Unicode, true);
break;
case Utf32TextNode node:
comparer = new StringMemoryComparer(node.ReadValueFromMemory(selectedNode.Memory), Encoding.UTF32, true);
break;
default:
return;
}
LinkedWindowFeatures.StartMemoryScan(comparer);
}
public void TestCompareInvalidCompareTypeThrows(ScanCompareType compareType)
{
var sut = new FloatMemoryComparer(compareType, ScanRoundMode.Normal, 1, 0.0f, 0.0f, BitConverter);
Check.ThatCode(() => sut.Compare(BitConverter.GetBytes(0.0f), 0, out _)).Throws <InvalidCompareTypeException>();
}
public void TestCompareWithPreviousThrows()
{
var sut = new FloatMemoryComparer(ScanCompareType.Unknown, ScanRoundMode.Normal, 1, 0, 0, BitConverter);
Check.ThatCode(() => sut.Compare(BitConverter.GetBytes(0.0f), 0, new FloatScanResult(0.0f), out _)).Throws <InvalidCompareTypeException>();
}
public void TestCompareInvalidDataThrows(byte[] data, int index, Type expectedExceptionType)
{
var sut = new FloatMemoryComparer(ScanCompareType.Unknown, ScanRoundMode.Normal, 1, 0.0f, 0.0f, BitConverter);
Check.ThatCode(() => sut.Compare(data, index, out _)).ThrowsType(expectedExceptionType);
}