From 1d147fb24ca9c76c93c9bc449909364ac9a13b30 Mon Sep 17 00:00:00 2001
From: mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 13 Jun 2011 16:12:52 +0000
Subject: * test/coverage/test_coverage.rb: add a test for restart.  a patch  
 from Xavier Shay.  [ruby-core:36745]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32072 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/coverage/test_coverage.rb | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'test/coverage')

diff --git a/test/coverage/test_coverage.rb b/test/coverage/test_coverage.rb
index ace49d3282..56966b1f0e 100644
--- a/test/coverage/test_coverage.rb
+++ b/test/coverage/test_coverage.rb
@@ -1,5 +1,6 @@
 require "test/unit"
 require "coverage"
+require "tmpdir"
 
 class TestCoverage < Test::Unit::TestCase
   def test_result_without_start
@@ -14,4 +15,29 @@ class TestCoverage < Test::Unit::TestCase
       assert_kind_of(Array, val)
     end
   end
+
+  def test_restarting_coverage
+    loaded_features = $".dup
+
+    Dir.mktmpdir {|tmp|
+      Dir.chdir(tmp) {
+        File.open("test.rb", "w") do |f|
+          f.puts <<-EOS
+            def coverage_test_method
+              :ok
+            end
+          EOS
+        end
+
+        Coverage.start
+        require tmp + '/test.rb'
+        Coverage.result
+        Coverage.start
+        coverage_test_method
+        assert_equal 1, Coverage.result.size
+      }
+    }
+  ensure
+    $".replace loaded_features
+  end
 end
-- 
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