From b7f19dd8419aa10c8bc3dfb8181a2caafe0d81d9 Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 5 Apr 2021 11:46:23 +0000
Subject: Oops, forgotten to add

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@67938 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/rexml/parse/test_element.rb | 77 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 test/rexml/parse/test_element.rb

diff --git a/test/rexml/parse/test_element.rb b/test/rexml/parse/test_element.rb
new file mode 100644
index 0000000000..e8dce4b997
--- /dev/null
+++ b/test/rexml/parse/test_element.rb
@@ -0,0 +1,77 @@
+require "test/unit"
+require "rexml/document"
+
+module REXMLTests
+  class TestParseElement < Test::Unit::TestCase
+    def parse(xml)
+      REXML::Document.new(xml)
+    end
+
+    class TestInvalid < self
+      def test_top_level_end_tag
+        exception = assert_raise(REXML::ParseException) do
+          parse("</a>")
+        end
+        assert_equal(<<-DETAIL.chomp, exception.to_s)
+Unexpected top-level end tag (got 'a')
+Line: 1
+Position: 4
+Last 80 unconsumed characters:
+
+        DETAIL
+      end
+
+      def test_no_end_tag
+        exception = assert_raise(REXML::ParseException) do
+          parse("<a></")
+        end
+        assert_equal(<<-DETAIL.chomp, exception.to_s)
+Missing end tag for 'a'
+Line: 1
+Position: 5
+Last 80 unconsumed characters:
+</
+        DETAIL
+      end
+
+      def test_empty_namespace_attribute_name
+        exception = assert_raise(REXML::ParseException) do
+          parse("<x :a=\"\"></x>")
+        end
+        assert_equal(<<-DETAIL.chomp, exception.to_s)
+Invalid attribute name: <:a="">
+Line: 1
+Position: 13
+Last 80 unconsumed characters:
+
+        DETAIL
+      end
+
+      def test_garbage_less_than_before_root_element_at_line_start
+        exception = assert_raise(REXML::ParseException) do
+          parse("<\n<x/>")
+        end
+        assert_equal(<<-DETAIL.chomp, exception.to_s)
+malformed XML: missing tag start
+Line: 2
+Position: 6
+Last 80 unconsumed characters:
+< <x/>
+        DETAIL
+      end
+
+      def test_garbage_less_than_slash_before_end_tag_at_line_start
+        exception = assert_raise(REXML::ParseException) do
+          parse("<x></\n</x>")
+        end
+        assert_equal(<<-DETAIL.chomp, exception.to_s)
+Missing end tag for 'x'
+Line: 2
+Position: 10
+Last 80 unconsumed characters:
+</ </x>
+        DETAIL
+      end
+    end
+  end
+end
-- 
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