test/test_gem.rb in nanoc-3.6.8 vs test/test_gem.rb in nanoc-3.6.9

@@ -6,34 +6,28 @@
     super
     FileUtils.cd(@orig_wd)
   end
 
   def test_build
-    require 'systemu'
-
     # Require clean environment
     Dir['nanoc-*.gem'].each { |f| FileUtils.rm(f) }
 
     # Build
     files_before = Set.new Dir['**/*']
-    stdout = ''
-    stderr = ''
-    status = systemu(
-      [ 'gem', 'build', 'nanoc.gemspec' ],
-      'stdin'  => '',
-      'stdout' => stdout,
-      'stderr' => stderr)
-    assert status.success?
+    stdout = StringIO.new
+    stderr = StringIO.new
+    piper = Nanoc::Extra::Piper.new(:stdout => stdout, :stderr => stderr)
+    piper.run(%w( gem build nanoc.gemspec ), nil)
     files_after = Set.new Dir['**/*']
 
     # Check new files
     diff = files_after - files_before
     assert_equal 1, diff.size
     assert_match(/^nanoc-.*\.gem$/, diff.to_a[0])
 
     # Check output
-    assert_match(/Successfully built RubyGem\s+Name: nanoc\s+Version: .*\s+File: nanoc-.*\.gem\s+/, stdout)
-    assert_equal '', stderr
+    assert_match(/Successfully built RubyGem\s+Name: nanoc\s+Version: .*\s+File: nanoc-.*\.gem\s+/, stdout.string)
+    assert_equal '', stderr.string
   ensure
     Dir['nanoc-*.gem'].each { |f| FileUtils.rm(f) }
   end
 
 end