From c890fb04581e156bdf397a00d5723915a8754f77 Mon Sep 17 00:00:00 2001
From: Herwin <herwinw@users.noreply.github.com>
Date: Sun, 10 Sep 2023 15:18:49 +0200
Subject: [PATCH 1/2] Add specs for IO#autoclose? and IO#autoclose=

The actual behaviour is still untested.
---
 core/io/autoclose_spec.rb | 49 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 core/io/autoclose_spec.rb

diff --git a/core/io/autoclose_spec.rb b/core/io/autoclose_spec.rb
new file mode 100644
index 000000000..0375a9191
--- /dev/null
+++ b/core/io/autoclose_spec.rb
@@ -0,0 +1,49 @@
+require_relative '../../spec_helper'
+require_relative 'fixtures/classes'
+
+describe "IO#autoclose" do
+  before :each do
+    @io = IOSpecs.io_fixture "lines.txt"
+  end
+
+  after :each do
+    @io.autoclose = true unless @io.closed?
+    @io.close unless @io.closed?
+  end
+
+  it "can be set to true" do
+    @io.autoclose = true
+    @io.should.autoclose?
+  end
+
+  it "can be set to false" do
+    @io.autoclose = false
+    @io.should_not.autoclose?
+  end
+
+  it "can be set to any truthy value" do
+    @io.autoclose = 42
+    @io.should.autoclose?
+  end
+
+  it "can be set multple times" do
+    @io.autoclose = true
+    @io.should.autoclose?
+
+    @io.autoclose = false
+    @io.should_not.autoclose?
+
+    @io.autoclose = true
+    @io.should.autoclose?
+  end
+
+  it "cannot be queried on a closed IO object" do
+    @io.close
+    -> { @io.autoclose? }.should raise_error(IOError, /closed stream/)
+  end
+
+  it "cannot be set on a closed IO object" do
+    @io.close
+    -> { @io.autoclose = false }.should raise_error(IOError, /closed stream/)
+  end
+end

From 8363787208ab29911c2a4ce2690595a9b5357d8c Mon Sep 17 00:00:00 2001
From: Herwin <herwinw@users.noreply.github.com>
Date: Thu, 28 Sep 2023 17:45:05 +0200
Subject: [PATCH 2/2] Process review comments

---
 core/io/autoclose_spec.rb | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/core/io/autoclose_spec.rb b/core/io/autoclose_spec.rb
index 0375a9191..c5ab98ea9 100644
--- a/core/io/autoclose_spec.rb
+++ b/core/io/autoclose_spec.rb
@@ -11,19 +11,36 @@
     @io.close unless @io.closed?
   end
 
+  it "is set to true by default" do
+    @io.should.autoclose?
+  end
+
   it "can be set to true" do
+    @io.autoclose = false
     @io.autoclose = true
     @io.should.autoclose?
   end
 
   it "can be set to false" do
+    @io.autoclose = true
     @io.autoclose = false
     @io.should_not.autoclose?
   end
 
   it "can be set to any truthy value" do
+    @io.autoclose = false
     @io.autoclose = 42
     @io.should.autoclose?
+
+    @io.autoclose = false
+    @io.autoclose = Object.new
+    @io.should.autoclose?
+  end
+
+  it "can be set to any falsy value" do
+    @io.autoclose = true
+    @io.autoclose = nil
+    @io.should_not.autoclose?
   end
 
   it "can be set multple times" do