Removing Dir.mktmpdir since windows 2.2/2.3 doesnt like it

test/test_launcher.rb

@@ -80,51 +80,54 @@ def test_pid_file
   end
 
   def test_state_permission_0640
-    Dir.mktmpdir do |dir|
-      tmp_path = File.join(dir, "puma-state")
-      Tempfile.new(tmp_path)
-      tmp_permission = 0640
-
-      conf = Puma::Configuration.new do |c|
-        c.state_path tmp_path
-        c.state_permission tmp_permission
-      end
-
-      launcher(conf).write_state
+    tmp_file = Tempfile.new("puma-test")
+    tmp_path = tmp_file.path
+    tmp_file.close!
+    tmp_permission = 0640
 
-      assert File.stat(tmp_path).mode.to_s(8)[-4..-1], tmp_permission
+    conf = Puma::Configuration.new do |c|
+      c.state_path tmp_path
+      c.state_permission tmp_permission
     end
+
+    launcher(conf).write_state
+
+    assert File.stat(tmp_path).mode.to_s(8)[-4..-1], tmp_permission
+
+    File.unlink tmp_path
   end
 
   def test_state_permission_nil
-    Dir.mktmpdir do |dir|
-      tmp_path = File.join(dir, "puma-state")
-      Tempfile.new(tmp_path)
+    tmp_file = Tempfile.new("puma-test")
+    tmp_path = tmp_file.path
+    tmp_file.close!
 
-      conf = Puma::Configuration.new do |c|
-        c.state_path tmp_path
-        c.state_permission nil
-      end
+    conf = Puma::Configuration.new do |c|
+      c.state_path tmp_path
+      c.state_permission nil
+    end
+
+    launcher(conf).write_state
 
-      launcher(conf).write_state
+    assert File.exist?(tmp_path)
 
-      assert File.exist?(tmp_path)
-    end
+    File.unlink tmp_path
   end
 
   def test_no_state_permission
-    Dir.mktmpdir do |dir|
-      tmp_path = File.join(dir, "puma-state")
-      Tempfile.new(tmp_path)
+    tmp_file = Tempfile.new("puma-test")
+    tmp_path = tmp_file.path
+    tmp_file.close!
 
-      conf = Puma::Configuration.new do |c|
-        c.state_path tmp_path
-      end
+    conf = Puma::Configuration.new do |c|
+      c.state_path tmp_path
+    end
 
-      launcher(conf).write_state
+    launcher(conf).write_state
 
-      assert File.exist?(tmp_path)
-    end
+    assert File.exist?(tmp_path)
+
+    File.unlink tmp_path
   end
 
   def test_puma_stats