From 32c7c3c19aa7c9c3fda10a9520d29e244baeaa6d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89tienne=20Barri=C3=A9?= <etienne.barrie@gmail.com>
Date: Fri, 28 Nov 2025 15:53:58 +0100
Subject: [PATCH] [ruby/json] Reproduce C ext behavior of ignoring mutated
 depth in arrays

https://github.com/ruby/json/commit/e0257b9f82
---
 test/json/json_generator_test.rb | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/test/json/json_generator_test.rb b/test/json/json_generator_test.rb
index ab3a6807d6..e623e05409 100755
--- a/test/json/json_generator_test.rb
+++ b/test/json/json_generator_test.rb
@@ -329,7 +329,6 @@ class JSONGeneratorTest < Test::Unit::TestCase
         "#{state.indent * state.depth}\"foo\":#{state.space}1#{state.object_nl}"\
         "#{state.indent * (state.depth - 1)}}"
     end
-    indent = "  " * 2 if RUBY_ENGINE != "ruby"
     assert_equal <<~JSON.chomp, JSON.pretty_generate([obj] * 2)
       [
         {
@@ -338,11 +337,14 @@ class JSONGeneratorTest < Test::Unit::TestCase
         {
             "foo": 1
           }
-      #{indent}]
+      ]
     JSON
     state = JSON::State.new(object_nl: "\n", array_nl: "\n", space: " ", indent: "  ")
     state.generate(obj)
-    assert_equal 1, state.depth
+    assert_equal 1, state.depth # FIXME
+    state.depth = 0
+    state.generate([obj])
+    assert_equal 0, state.depth
   end
 
   def test_depth