/// <summary>
/// Returns true if <paramref name="a"/> and <paramref name="b"/> are Equal or are collections (<see cref="Array"/> / <see cref="IDictionary"/>) with equal
/// elements (includes recursion support for nested collections e.g. arrays of arrays).
/// </summary>
/// <param name="a"></param>
/// <param name="b"></param>
/// <returns></returns>
public static bool FlexibleEquals(object a, object b)
{
if (a == null || b == null)
{
return(a == b);
}
//types are different so most likely we are not equipped to deal with this problem let a decide if it is equal or not
if (a.GetType() != b.GetType())
{
return(a.Equals(b));
}
//if they are both dictionaries
if (DictionaryHelperMethods.IsDictionary(a) && DictionaryHelperMethods.IsDictionary(b))
{
//and they are dictionary equals
return(DictionaryHelperMethods.DictionaryEquals((IDictionary)a, (IDictionary)b));
}
//if they are both arrays
if (a is Array)
{
return(ArrayHelperMethods.ArrayEquals((Array)a, (Array)b));
}
//they are not dictionaries or arrays
return(Equals(a, b));
}
/// <summary>
/// Returns a string representation of both <see cref="IDictionary"/>s highlighting differences in array elements
/// </summary>
/// <param name="dict"></param>
/// <param name="dict2"></param>
/// <param name="prefix"></param>
/// <returns></returns>
public static string AsciiArt(IDictionary dict, IDictionary dict2, string prefix = "")
{
var sb = new StringBuilder();
List <object> keys1 = dict.Keys.Cast <object>().OrderBy(i => i).ToList();
List <object> keys2 = dict2.Keys.Cast <object>().OrderBy(i => i).ToList();
for (var i = 0; i < Math.Max(keys1.Count, keys2.Count); i++)
{
sb.Append(prefix + "[" + i + "] - ");
//if run out of values in dictionary 1
if (i > keys1.Count)
{
sb.AppendLine(string.Format(" {0} - \t <NULL> \t {1}", keys2[i], dict2[keys2[i]]));
}
//if run out of values in dictionary 2
else if (i > keys2.Count)
{
sb.AppendLine(string.Format(" {0} - \t {1} \t <NULL>", keys1[i], dict[keys1[i]]));
}
else
{
object val1 = dict[keys1[i]];
object val2 = dict2[keys2[i]];
if (val1 is Array && val2 is Array)
{
sb.Append(string.Format(" {0} : \r\n {1}",
keys1[i],
ArrayHelperMethods.AsciiArt((Array)val1,
(Array)val2, prefix + "\t")));
}
else
//if both are dictionaries
if (IsDictionary(val1) && IsDictionary(val2))
{
sb.Append(string.Format(" {0} : \r\n {1}",
keys1[i],
AsciiArt((IDictionary)val1,
(IDictionary)val2, prefix + "\t")));
}
else
{
//if we haven't outrun of either array
sb.AppendLine(string.Format(" {0} - \t {1} \t {2} {3}",
keys1[i],
dict[keys1[i]],
dict2[keys2[i]],
FlexibleEquality.FlexibleEquals(dict[keys1[i]], dict2[keys2[i]]) ? "" : "<DIFF>"));
}
}
}
return(sb.ToString());
}
/// <summary>
/// Returns a string representation of the <paramref name="dict"/> suitable for human visualisation
/// </summary>
/// <param name="dict"></param>
/// <param name="prefix"></param>
/// <returns></returns>
public static string AsciiArt(IDictionary dict, string prefix = "")
{
var sb = new StringBuilder();
List <object> keys1 = dict.Keys.Cast <object>().OrderBy(i => i).ToList();
for (var i = 0; i < keys1.Count; i++)
{
sb.Append(prefix);
//if run out of values in dictionary 1
object val = dict[keys1[i]];
if (val is Array)
{
sb.Append(string.Format(" {0} : \r\n {1}",
keys1[i],
ArrayHelperMethods.AsciiArt((Array)val, prefix + "\t")));
}
else
//if both are dictionaries
if (IsDictionary(val))
{
sb.Append(string.Format(" {0} : \r\n {1}",
keys1[i],
AsciiArt((IDictionary)val, prefix + "\t")));
}
else
{
//if we haven't outrun of either array
sb.AppendLine(string.Format(" {0} - \t {1}",
keys1[i],
val));
}
}
return(sb.ToString());
}
