From 16367146182b7a7f35f4d83d224d8f1636c9f773 Mon Sep 17 00:00:00 2001
From: glywk <glywk@users.noreply.github.com>
Date: Tue, 29 Oct 2024 10:45:12 +0100
Subject: [PATCH] AVRO-4085: Fix file size extraction error on windows platform
 (#3229)

---
 lang/c++/test/DataFileTests.cc | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/lang/c++/test/DataFileTests.cc b/lang/c++/test/DataFileTests.cc
index ad6796fbcf8..7e2c78f9434 100644
--- a/lang/c++/test/DataFileTests.cc
+++ b/lang/c++/test/DataFileTests.cc
@@ -471,9 +471,7 @@ class DataFileTest {
     void testReaderSplits() {
         boost::mt19937 random(static_cast<uint32_t>(time(nullptr)));
         avro::DataFileReader<ComplexInteger> df(filename, writerSchema);
-        std::ifstream just_for_length(
-            filename, std::ifstream::ate | std::ifstream::binary);
-        int length = static_cast<int>(just_for_length.tellg());
+        int length = static_cast<int>(boost::filesystem::file_size(filename));
         int splits = 10;
         int end = length;     // end of split
         int remaining = end;  // bytes remaining
@@ -696,7 +694,7 @@ struct codec_traits<ReaderObj> {
         if (auto *rd =
                 dynamic_cast<avro::ResolvingDecoder *>(&d)) {
             const std::vector<size_t> fo = rd->fieldOrder();
-            for (unsigned long it : fo) {
+            for (const auto it : fo) {
                 switch (it) {
                     case 0: {
                         avro::decode(d, v.s2);
@@ -1097,7 +1095,7 @@ init_unit_test_suite(int, char *[]) {
         shared_ptr<DataFileTest> t9(new DataFileTest("test9.df", sch, sch));
         ts->add(BOOST_CLASS_TEST_CASE(&DataFileTest::testWrite, t9));
         ts->add(BOOST_CLASS_TEST_CASE(&DataFileTest::testReaderSyncSeek, t9));
-        //ts->add(BOOST_CLASS_TEST_CASE(&DataFileTest::testCleanup, t9));
+        ts->add(BOOST_CLASS_TEST_CASE(&DataFileTest::testCleanup, t9));
         boost::unit_test::framework::master_test_suite().add(ts);
     }
     {