public void TestHashCodeAndEquals()
{
int num = AtLeast(100);
bool singleField = Random.NextBoolean();
IList <Term> terms = new List <Term>();
var uniqueTerms = new HashSet <Term>();
for (int i = 0; i < num; i++)
{
string field = "field" + (singleField ? "1" : Random.Next(100).ToString());
string @string = TestUtil.RandomRealisticUnicodeString(Random);
terms.Add(new Term(field, @string));
uniqueTerms.Add(new Term(field, @string));
TermsFilter left = TermsFilter(singleField && Random.NextBoolean(), uniqueTerms);
Collections.Shuffle(terms);
TermsFilter right = TermsFilter(singleField && Random.NextBoolean(), terms);
assertEquals(right, left);
assertEquals(right.GetHashCode(), left.GetHashCode());
if (uniqueTerms.Count > 1)
{
IList <Term> asList = new List <Term>(uniqueTerms);
asList.RemoveAt(0);
TermsFilter notEqual = TermsFilter(singleField && Random.NextBoolean(), asList);
assertFalse(left.Equals(notEqual));
assertFalse(right.Equals(notEqual));
}
}
}
public void TestSingleFieldEquals()
{
// Two terms with the same hash code
//assertEquals("AaAaBB".GetHashCode(), "BBBBBB".GetHashCode());
TermsFilter left = TermsFilter(true, new Term("id", "AaAaAa"), new Term("id", "AaAaBB"));
TermsFilter right = TermsFilter(true, new Term("id", "AaAaAa"), new Term("id", "BBBBBB"));
assertFalse(left.Equals(right));
}
public void TestSingleFieldEquals()
{
//// Two terms with the same hash code
//assertEquals("AaAaBB".GetHashCode(), "BBBBBB".GetHashCode());
//TermsFilter left = TermsFilter(true, new Term("id", "AaAaAa"), new Term("id", "AaAaBB"));
//TermsFilter right = TermsFilter(true, new Term("id", "AaAaAa"), new Term("id", "BBBBBB"));
//assertFalse(left.Equals(right));
// LUCENENET specific - since in .NET the hash code is dependent on the underlying
// target framework, we need to generate a collision at runtime.
GenerateHashCollision(out string theString, out string stringWithCollision);
assertEquals(theString.GetHashCode(), stringWithCollision.GetHashCode());
TermsFilter left = TermsFilter(true, new Term("id", "AaAaAa"), new Term("id", theString));
TermsFilter right = TermsFilter(true, new Term("id", "AaAaAa"), new Term("id", stringWithCollision));
assertFalse(left.Equals(right));
}