public static SearcherItemCollectionEquivalentConstraint SearcherItemCollectionEquivalent(
this ConstraintExpression expression, IEnumerable <SearcherItem> expected)
{
var constraint = new SearcherItemCollectionEquivalentConstraint(expected);
expression.Append(constraint);
return(constraint);
}
protected override bool Matches(IEnumerable actual)
{
if (m_Expected == null)
{
Description = "Expected is not a valid collection";
return(false);
}
if (!(actual is IEnumerable <SearcherItem> actualCollection))
{
Description = "Actual is not a valid collection";
return(false);
}
var actualList = actualCollection.ToList();
if (actualList.Count != m_Expected.Count)
{
Description = $"Collections lengths are not equal. \nExpected length: {m_Expected.Count}, " +
$"\nBut was: {actualList.Count}";
return(false);
}
for (var i = 0; i < m_Expected.Count; ++i)
{
var res1 = m_Expected[i].ToString();
var res2 = actualList[i].ToString();
if (!string.Equals(res1, res2))
{
Description = $"Object at index {i} are not the same.\nExpected: {res1},\nBut was: {res2}";
return(false);
}
var constraint = new SearcherItemCollectionEquivalentConstraint(m_Expected[i].Children);
if (constraint.Matches(actualList[i].Children))
{
continue;
}
Description = constraint.Description;
return(false);
}
return(true);
}