From 7ba24f8a2dfe07b8aefddd0ece5ebcb98209ef68 Mon Sep 17 00:00:00 2001
From: Jun Aruga <jaruga@redhat.com>
Date: Wed, 27 Nov 2024 17:48:49 +0100
Subject: [PATCH] Fix NameError: uninitialized constant
 REXML::Parsers::PullParser.

This commit fixes the following NameError when running only specific test file
test/parse/test_character_reference.rb.

```
$ ruby test/parse/test_character_reference.rb -v
Loaded suite test/parse/test_character_reference
Started
REXMLTests::TestParseCharacterReference:
  test_hex_precedding_zero:           E
===========================================================================================
Error: test_hex_precedding_zero(REXMLTests::TestParseCharacterReference): NameError: uninitialized constant REXML::Parsers::PullParser
test/parse/test_character_reference.rb:18:in 'REXMLTests::TestParseCharacterReference#test_hex_precedding_zero'
===========================================================================================
: (0.001470)
  test_linear_performance_many_preceding_zeros:       .: (0.033970)

Finished in 0.036068018 seconds.
-------------------------------------------------------------------------------------------
2 tests, 15 assertions, 0 failures, 1 errors, 0 pendings, 0 omissions, 0 notifications
50% passed
-------------------------------------------------------------------------------------------
55.45 tests/s, 415.88 assertions/s
```
---
 test/parse/test_character_reference.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/parse/test_character_reference.rb b/test/parse/test_character_reference.rb
index 4bb5da5c..bf2b1938 100644
--- a/test/parse/test_character_reference.rb
+++ b/test/parse/test_character_reference.rb
@@ -2,6 +2,7 @@
 require "core_assertions"
 
 require "rexml/document"
+require "rexml/parsers/pullparser"
 
 module REXMLTests
   class TestParseCharacterReference < Test::Unit::TestCase