private FixType EnsureOffsetBounds(int requestedOffset = 1)
{
// Past the end?
if (Address.ToInt64() + (requestedOffset * ElementSize) > LastElement.ToInt64())
{
// This is for isolated incidents when iterators
// and pointer arithmetic move past the end by 1 element.
//
// So we'll automatically move to the last element instead, rather
// than throwing an exception, just for convenience's sake.
if (requestedOffset == 1)
{
MoveToEnd();
return(FixType.BounceBack);
}
return(FixType.OutOfBounds);
}
// Before the start?
if (Address.ToInt64() + (requestedOffset * ElementSize) < FirstElement.ToInt64())
{
// ... and vice versa
if (requestedOffset == -1)
{
MoveToStart();
return(FixType.BounceBack);
}
return(FixType.OutOfBounds);
}
return(FixType.Verified);
}
public override bool Equals(object obj)
{
var similar = obj as Similar;
return(similar != null &&
EqualityComparer <string?> .Default.Equals(FirstElement?.ToString(), similar.FirstElement?.ToString()) &&
FirstXpath == similar.FirstXpath &&
EqualityComparer <string?> .Default.Equals(SecondElement?.ToString(), similar.SecondElement?.ToString()) &&
SecondXpath == similar.SecondXpath);
}
public static IEnumerable <TestCaseData> GetTestCases()
{
var FIRST_ELEMENT = new FirstElement();
var LAST_ELEMENT = new LastElement();
var ELEMENT_AT = new ElementAt();
var SIZE = new Size();
object[][] tests = new object[][] {
new object[] { "first-empty-array", FIRST_ELEMENT, new JArray(), null },
new object[] { "first-null", FIRST_ELEMENT, null, null },
new object[] { "first-array", FIRST_ELEMENT, new JArray(1, 2, 3), new JValue(1) },
new object[] { "last-empty-array", LAST_ELEMENT, new JArray(), null },
new object[] { "last-null", LAST_ELEMENT, null, null },
new object[] { "last-array", LAST_ELEMENT, new JArray(1, 2, 3), new JValue(3) },
new object[] { "at-empty-array", ELEMENT_AT, new JArray(5), null },
new object[] { "at-empty-null", ELEMENT_AT, new JArray(null, 1), null },
new object[] { "at-empty-invalid", ELEMENT_AT, new JObject(), null },
new object[] { "at-array", ELEMENT_AT, new JArray(1, 2, 3, 1), new JValue(3) },
new object[] { "at-array-missing", ELEMENT_AT, new JArray(5, 1, 2, 3), null },
new object[] { "size-list", SIZE, new JArray(5, 1, 2, 3), new JValue(4) }
};
foreach (var test in tests)
{
yield return(new TestCaseData(test.Skip(1).ToArray())
{
TestName = $"RunTest({test[0]})"
});
}
}
public bool MatchesTo(CatalogElementCross cross)
{
return(FirstElement.MatchesTo(cross.FirstElement) && SecondElement.MatchesTo(cross.SecondElement)
||
FirstElement.MatchesTo(cross.SecondElement) && SecondElement.MatchesTo(cross.FirstElement));
}
public override int GetHashCode()
{
var hashCode = 801317247;
hashCode = hashCode * -1521134295 + EqualityComparer <string?> .Default.GetHashCode(FirstElement?.ToString());
hashCode = hashCode * -1521134295 + EqualityComparer <string> .Default.GetHashCode(FirstXpath);
hashCode = hashCode * -1521134295 + EqualityComparer <string?> .Default.GetHashCode(SecondElement?.ToString());
hashCode = hashCode * -1521134295 + EqualityComparer <string> .Default.GetHashCode(SecondXpath);
return(hashCode);
}
public override string ToString()
{
return(FirstElement.ToString() + " " + SecondElement.ToString());
}