Lucene.Net.Util.LuceneTestCase.AssertDocsAndPositionsEnumEquals C# (CSharp) Method

        public void AssertDocsAndPositionsEnumEquals(string info, DocsAndPositionsEnum leftDocs, DocsAndPositionsEnum rightDocs)
        {
            if (leftDocs == null || rightDocs == null)
            {
                Assert.IsNull(leftDocs);
                Assert.IsNull(rightDocs);
                return;
            }
            Assert.AreEqual(-1, leftDocs.DocID(), info);
            Assert.AreEqual(-1, rightDocs.DocID(), info);
            int docid;
            while ((docid = leftDocs.NextDoc()) != DocIdSetIterator.NO_MORE_DOCS)
            {
                Assert.AreEqual(docid, rightDocs.NextDoc(), info);
                int freq = leftDocs.Freq();
                Assert.AreEqual(freq, rightDocs.Freq(), info);
                for (int i = 0; i < freq; i++)
                {
                    Assert.AreEqual(leftDocs.NextPosition(), rightDocs.NextPosition(), info);
                    Assert.AreEqual(leftDocs.Payload, rightDocs.Payload, info);
                    Assert.AreEqual(leftDocs.StartOffset(), rightDocs.StartOffset(), info);
                    Assert.AreEqual(leftDocs.EndOffset(), rightDocs.EndOffset(), info);
                }
            }
            Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, rightDocs.NextDoc(), info);
        }