From 34a0f41d0aaff190f1647a6fa0e905690d0eff98 Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Mon, 4 Nov 2024 14:37:14 -0800
Subject: merge revision(s) c1862cbb89a6bf42dcd07d92fe4f4bfeebca5775: [Backport
 #20719]

	[Bug #20719] `Float` argument must be ASCII compatible
---
 test/ruby/test_float.rb | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'test/ruby')

diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb
index 415d62467e..a0b9b44464 100644
--- a/test/ruby/test_float.rb
+++ b/test/ruby/test_float.rb
@@ -850,6 +850,12 @@ class TestFloat < Test::Unit::TestCase
     o = Object.new
     def o.to_f; inf = Float::INFINITY; inf/inf; end
     assert_predicate(Float(o), :nan?)
+
+    assert_raise(Encoding::CompatibilityError) {Float("0".encode("utf-16be"))}
+    assert_raise(Encoding::CompatibilityError) {Float("0".encode("utf-16le"))}
+    assert_raise(Encoding::CompatibilityError) {Float("0".encode("utf-32be"))}
+    assert_raise(Encoding::CompatibilityError) {Float("0".encode("utf-32le"))}
+    assert_raise(Encoding::CompatibilityError) {Float("0".encode("iso-2022-jp"))}
   end
 
   def test_invalid_str
-- 
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