Ticket #299: test_valueweightsource5.patch

api_wrdb.cc

@@ -2202 +2202 @@
 
     return true;
 }
+
+// Check that valueweightsource handles last_docid of 0xffffffff.
+DEFINE_TESTCASE(valueweightsource5, writable && valuestats) {
+    // FIXME: PostingSource doesn't currently work well with multi databases
+    // but we should try to resolve that issue.
+    SKIP_TEST_FOR_BACKEND("multi");
+    // inmemory's memory use is currently O(last_docid)!
+    SKIP_TEST_FOR_BACKEND("inmemory");
+    Xapian::WritableDatabase db = get_writable_database();
+    Xapian::Document doc;
+    doc.add_value(1, Xapian::sortable_serialise(3.14));
+    db.replace_document(1, doc);
+    db.replace_document(0xffffffff, doc);
+    db.flush();
+
+    Xapian::ValueWeightPostingSource src(db, 1);
+    src.next(0.0);
+    TEST(!src.at_end());
+    TEST_EQUAL(src.get_docid(), 1);
+    src.next(0.0);
+    TEST(!src.at_end());
+    TEST_EQUAL(src.get_docid(), 0xffffffff);
+    src.next(0.0);
+    TEST(src.at_end());
+
+    return true;
+}