public virtual void VerifyEquals(DirectoryReader r1, DirectoryReader r2, string idField) { if (Verbose) { Console.WriteLine("\nr1 docs:"); PrintDocs(r1); Console.WriteLine("\nr2 docs:"); PrintDocs(r2); } if (r1.NumDocs != r2.NumDocs) { if (Debugging.AssertsEnabled) { Debugging.Assert(false, () => "r1.NumDocs=" + r1.NumDocs + " vs r2.NumDocs=" + r2.NumDocs); } } bool hasDeletes = !(r1.MaxDoc == r2.MaxDoc && r1.NumDocs == r1.MaxDoc); int[] r2r1 = new int[r2.MaxDoc]; // r2 id to r1 id mapping // create mapping from id2 space to id2 based on idField Fields f1 = MultiFields.GetFields(r1); if (f1 == null) { // make sure r2 is empty Assert.IsNull(MultiFields.GetFields(r2)); return; } Terms terms1 = f1.GetTerms(idField); if (terms1 == null) { Assert.IsTrue(MultiFields.GetFields(r2) == null || MultiFields.GetFields(r2).GetTerms(idField) == null); return; } TermsEnum termsEnum = terms1.GetIterator(null); IBits liveDocs1 = MultiFields.GetLiveDocs(r1); IBits liveDocs2 = MultiFields.GetLiveDocs(r2); Fields fields = MultiFields.GetFields(r2); if (fields == null) { // make sure r1 is in fact empty (eg has only all // deleted docs): IBits liveDocs = MultiFields.GetLiveDocs(r1); DocsEnum docs = null; while (termsEnum.Next() != null) { docs = TestUtil.Docs(Random, termsEnum, liveDocs, docs, DocsFlags.NONE); while (docs.NextDoc() != DocIdSetIterator.NO_MORE_DOCS) { Assert.Fail("r1 is not empty but r2 is"); } } return; } Terms terms2 = fields.GetTerms(idField); TermsEnum termsEnum2 = terms2.GetIterator(null); DocsEnum termDocs1 = null; DocsEnum termDocs2 = null; while (true) { BytesRef term = termsEnum.Next(); //System.out.println("TEST: match id term=" + term); if (term == null) { break; } termDocs1 = TestUtil.Docs(Random, termsEnum, liveDocs1, termDocs1, DocsFlags.NONE); if (termsEnum2.SeekExact(term)) { termDocs2 = TestUtil.Docs(Random, termsEnum2, liveDocs2, termDocs2, DocsFlags.NONE); } else { termDocs2 = null; } if (termDocs1.NextDoc() == DocIdSetIterator.NO_MORE_DOCS) { // this doc is deleted and wasn't replaced Assert.IsTrue(termDocs2 == null || termDocs2.NextDoc() == DocIdSetIterator.NO_MORE_DOCS); continue; } int id1 = termDocs1.DocID; Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, termDocs1.NextDoc()); Assert.IsTrue(termDocs2.NextDoc() != DocIdSetIterator.NO_MORE_DOCS); int id2 = termDocs2.DocID; Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, termDocs2.NextDoc()); r2r1[id2] = id1; // verify stored fields are equivalent try { VerifyEquals(r1.Document(id1), r2.Document(id2)); } catch (Exception /*t*/) { Console.WriteLine("FAILED id=" + term + " id1=" + id1 + " id2=" + id2 + " term=" + term); Console.WriteLine(" d1=" + r1.Document(id1)); Console.WriteLine(" d2=" + r2.Document(id2)); throw; // LUCENENET: CA2200: Rethrow to preserve stack details (https://docs.microsoft.com/en-us/visualstudio/code-quality/ca2200-rethrow-to-preserve-stack-details) } try { // verify term vectors are equivalent VerifyEquals(r1.GetTermVectors(id1), r2.GetTermVectors(id2)); } catch (Exception /*e*/) { Console.WriteLine("FAILED id=" + term + " id1=" + id1 + " id2=" + id2); Fields tv1 = r1.GetTermVectors(id1); Console.WriteLine(" d1=" + tv1); if (tv1 != null) { DocsAndPositionsEnum dpEnum = null; DocsEnum dEnum = null; foreach (string field in tv1) { Console.WriteLine(" " + field + ":"); Terms terms3 = tv1.GetTerms(field); Assert.IsNotNull(terms3); TermsEnum termsEnum3 = terms3.GetIterator(null); BytesRef term2; while ((term2 = termsEnum3.Next()) != null) { Console.WriteLine(" " + term2.Utf8ToString() + ": freq=" + termsEnum3.TotalTermFreq); dpEnum = termsEnum3.DocsAndPositions(null, dpEnum); if (dpEnum != null) { Assert.IsTrue(dpEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS); int freq = dpEnum.Freq; Console.WriteLine(" doc=" + dpEnum.DocID + " freq=" + freq); for (int posUpto = 0; posUpto < freq; posUpto++) { Console.WriteLine(" pos=" + dpEnum.NextPosition()); } } else { dEnum = TestUtil.Docs(Random, termsEnum3, null, dEnum, DocsFlags.FREQS); Assert.IsNotNull(dEnum); Assert.IsTrue(dEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS); int freq = dEnum.Freq; Console.WriteLine(" doc=" + dEnum.DocID + " freq=" + freq); } } } } Fields tv2 = r2.GetTermVectors(id2); Console.WriteLine(" d2=" + tv2); if (tv2 != null) { DocsAndPositionsEnum dpEnum = null; DocsEnum dEnum = null; foreach (string field in tv2) { Console.WriteLine(" " + field + ":"); Terms terms3 = tv2.GetTerms(field); Assert.IsNotNull(terms3); TermsEnum termsEnum3 = terms3.GetIterator(null); BytesRef term2; while ((term2 = termsEnum3.Next()) != null) { Console.WriteLine(" " + term2.Utf8ToString() + ": freq=" + termsEnum3.TotalTermFreq); dpEnum = termsEnum3.DocsAndPositions(null, dpEnum); if (dpEnum != null) { Assert.IsTrue(dpEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS); int freq = dpEnum.Freq; Console.WriteLine(" doc=" + dpEnum.DocID + " freq=" + freq); for (int posUpto = 0; posUpto < freq; posUpto++) { Console.WriteLine(" pos=" + dpEnum.NextPosition()); } } else { dEnum = TestUtil.Docs(Random, termsEnum3, null, dEnum, DocsFlags.FREQS); Assert.IsNotNull(dEnum); Assert.IsTrue(dEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS); int freq = dEnum.Freq; Console.WriteLine(" doc=" + dEnum.DocID + " freq=" + freq); } } } } throw; // LUCENENET: CA2200: Rethrow to preserve stack details (https://docs.microsoft.com/en-us/visualstudio/code-quality/ca2200-rethrow-to-preserve-stack-details) } } //System.out.println("TEST: done match id"); // Verify postings //System.out.println("TEST: create te1"); Fields fields1 = MultiFields.GetFields(r1); IEnumerator <string> fields1Enum = fields1.GetEnumerator(); Fields fields2 = MultiFields.GetFields(r2); IEnumerator <string> fields2Enum = fields2.GetEnumerator(); string field1 = null, field2 = null; TermsEnum termsEnum1 = null; termsEnum2 = null; DocsEnum docs1 = null, docs2 = null; // pack both doc and freq into single element for easy sorting long[] info1 = new long[r1.NumDocs]; long[] info2 = new long[r2.NumDocs]; for (; ;) { BytesRef term1 = null, term2 = null; // iterate until we get some docs int len1; for (; ;) { len1 = 0; if (termsEnum1 == null) { if (!fields1Enum.MoveNext()) { break; } field1 = fields1Enum.Current; Terms terms = fields1.GetTerms(field1); if (terms == null) { continue; } termsEnum1 = terms.GetIterator(null); } term1 = termsEnum1.Next(); if (term1 == null) { // no more terms in this field termsEnum1 = null; continue; } //System.out.println("TEST: term1=" + term1); docs1 = TestUtil.Docs(Random, termsEnum1, liveDocs1, docs1, DocsFlags.FREQS); while (docs1.NextDoc() != DocIdSetIterator.NO_MORE_DOCS) { int d = docs1.DocID; int f = docs1.Freq; info1[len1] = (((long)d) << 32) | (uint)f; len1++; } if (len1 > 0) { break; } } // iterate until we get some docs int len2; for (; ;) { len2 = 0; if (termsEnum2 == null) { if (!fields2Enum.MoveNext()) { break; } field2 = fields2Enum.Current; Terms terms = fields2.GetTerms(field2); if (terms == null) { continue; } termsEnum2 = terms.GetIterator(null); } term2 = termsEnum2.Next(); if (term2 == null) { // no more terms in this field termsEnum2 = null; continue; } //System.out.println("TEST: term1=" + term1); docs2 = TestUtil.Docs(Random, termsEnum2, liveDocs2, docs2, DocsFlags.FREQS); while (docs2.NextDoc() != DocIdSetIterator.NO_MORE_DOCS) { int d = r2r1[docs2.DocID]; int f = docs2.Freq; info2[len2] = (((long)d) << 32) | (uint)f; len2++; } if (len2 > 0) { break; } } Assert.AreEqual(len1, len2); if (len1 == 0) // no more terms { break; } Assert.AreEqual(field1, field2); Assert.IsTrue(term1.BytesEquals(term2)); if (!hasDeletes) { Assert.AreEqual(termsEnum1.DocFreq, termsEnum2.DocFreq); } Assert.AreEqual(term1, term2, "len1=" + len1 + " len2=" + len2 + " deletes?=" + hasDeletes); // sort info2 to get it into ascending docid Array.Sort(info2, 0, len2); // now compare for (int i = 0; i < len1; i++) { Assert.AreEqual(info1[i], info2[i], "i=" + i + " len=" + len1 + " d1=" + ((long)((ulong)info1[i] >> 32)) + " f1=" + (info1[i] & int.MaxValue) + " d2=" + ((long)((ulong)info2[i] >> 32)) + " f2=" + (info2[i] & int.MaxValue) + " field=" + field1 + " term=" + term1.Utf8ToString()); } } }