test/test_zache.rb in zache-0.12.0 vs test/test_zache.rb in zache-0.13.0

@@ -1,10 +1,10 @@
 # frozen_string_literal: true
 
 # (The MIT License)
 #
-# Copyright (c) 2018 Yegor Bugayenko
+# Copyright (c) 2018-2023 Yegor Bugayenko
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the 'Software'), to deal
 # in the Software without restriction, including without limitation the rights
 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
@@ -30,11 +30,11 @@
 
 Thread.report_on_exception = true
 
 # Cache test.
 # Author:: Yegor Bugayenko ([e-mail])
-# Copyright:: Copyright (c) 2018 Yegor Bugayenko
+# Copyright:: Copyright (c) 2018-2023 Yegor Bugayenko
 # License:: MIT
 class ZacheTest < Minitest::Test
   def test_caches
     cache = Zache.new(sync: false)
     first = cache.get(:hey, lifetime: 5) { Random.rand }
@@ -70,9 +70,16 @@
     cache.get(:hey) { Random.rand }
     exists_result = cache.exists?(:hey)
     not_exists_result = cache.exists?(:bye)
     assert(exists_result == true)
     assert(not_exists_result == false)
+  end
+
+  def test_put_and_exists
+    cache = Zache.new
+    cache.put(:hey, 'hello', lifetime: 0.1)
+    sleep 0.2
+    assert(!cache.exists?(:hey))
   end
 
   def test_remove_key
     cache = Zache.new
     cache.get(:hey) { Random.rand }