From 196c4aeb766a66b3557ddab61086db58c7a08226 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Mon, 27 Nov 2023 20:15:54 +0900
Subject: [ruby/rdoc] Place a space between certain character class letters
 only

https://github.com/ruby/rdoc/commit/1f568e049d
---
 test/rdoc/test_rdoc_markup_to_html.rb | 28 ++++++++++++++++++++++++----
 1 file changed, 24 insertions(+), 4 deletions(-)

(limited to 'test/rdoc')

diff --git a/test/rdoc/test_rdoc_markup_to_html.rb b/test/rdoc/test_rdoc_markup_to_html.rb
index 6897c8132e..2dd8cf922d 100644
--- a/test/rdoc/test_rdoc_markup_to_html.rb
+++ b/test/rdoc/test_rdoc_markup_to_html.rb
@@ -257,7 +257,7 @@ class TestRDocMarkupToHtml < RDoc::Markup::FormatterTestCase
   end
 
   def accept_paragraph_break
-    assert_equal "\n<p>hello<br> world</p>\n", @to.res.join
+    assert_equal "\n<p>hello<br>world</p>\n", @to.res.join
   end
 
   def accept_paragraph_i
@@ -391,11 +391,31 @@ class TestRDocMarkupToHtml < RDoc::Markup::FormatterTestCase
   end
 
   def test_accept_paragraph_newline
-    @to.start_accepting
+    hellos = ["hello", "\u{393 3b5 3b9 3ac} \u{3c3 3bf 3c5}"]
+    worlds = ["world", "\u{3ba 3cc 3c3 3bc 3bf 3c2}"]
+    ohayo, sekai = %W"\u{304a 306f 3088 3046} \u{4e16 754c}"
+
+    hellos.product(worlds) do |hello, world|
+      @to.start_accepting
+      @to.accept_paragraph para("#{hello}\n", "#{world}\n")
+      assert_equal "\n<p>#{hello} #{world}</p>\n", @to.res.join
+    end
+
+    hellos.each do |hello|
+      @to.start_accepting
+      @to.accept_paragraph para("#{hello}\n", "#{sekai}\n")
+      assert_equal "\n<p>#{hello}#{sekai}</p>\n", @to.res.join
+    end
 
-    @to.accept_paragraph para("hello\n", "world\n")
+    worlds.each do |world|
+      @to.start_accepting
+      @to.accept_paragraph para("#{ohayo}\n", "#{world}\n")
+      assert_equal "\n<p>#{ohayo}#{world}</p>\n", @to.res.join
+    end
 
-    assert_equal "\n<p>hello world </p>\n", @to.res.join
+    @to.start_accepting
+    @to.accept_paragraph para("#{ohayo}\n", "#{sekai}\n")
+    assert_equal "\n<p>#{ohayo}#{sekai}</p>\n", @to.res.join
   end
 
   def test_accept_heading_output_decoration
-- 
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