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-rw-r--r--test/test_mcache.rb20
1 files changed, 15 insertions, 5 deletions
diff --git a/test/test_mcache.rb b/test/test_mcache.rb
index 2bf0e98..983a69e 100644
--- a/test/test_mcache.rb
+++ b/test/test_mcache.rb
@@ -1,19 +1,29 @@
-# Copyright (C) 2016-2020 all contributors <dtas-all@nongnu.org>
+# Copyright (C) all contributors <dtas-all@nongnu.org>
 # License: GPL-3.0+ <https://www.gnu.org/licenses/gpl-3.0.txt>
 # frozen_string_literal: true
 require './test/helper'
 require 'dtas/mcache'
+require 'tempfile'
 
 class TestMcache < Testcase
   def test_mcache
+    tmp = Tempfile.new(%W(tmp .sox))
+    fn = tmp.path
+    cmd = %W(sox -r 44100 -b 16 -c 2 -n #{fn} trim 0 1)
+    system(*cmd) or skip
     mc = DTAS::Mcache.new
     exist = nil
-    mc.lookup('hello') { |infile, hash| exist = hash }
+    mc.lookup(fn) { |infile, hash|
+      hash[:ctime] = File.stat(infile).ctime
+      exist = hash
+    }
     assert_kind_of Hash, exist
-    assert_equal 'hello', exist[:infile]
+    assert_equal fn, exist[:infile]
     assert_operator exist[:btime], :<=, DTAS.now
-    assert_same exist, mc.lookup('hello')
+    assert_same exist, mc.lookup(fn)
     assert_nil mc.lookup('HELLO')
-    assert_same exist, mc.lookup('hello'), 'no change after miss'
+    assert_same exist, mc.lookup(fn), 'no change after miss'
+  ensure
+    tmp.close!
   end
 end