Changement pour hugo

content/files/test_file_concurrency_access.rb

@@ -0,0 +1,40 @@
+require 'test/unit'
+
+DUCK="duck"
+ELEPHANT="elephant"
+SNAKE="snake"
+FILE="test_file"
+
+class TestFileConcurrencyAccess < Test::Unit::TestCase
+  def test_concurrency_access
+    t1 = Thread.start do
+      File.open(FILE, "w") do |file|
+        file.puts SNAKE
+        file.flush
+        sleep 8
+        file.puts DUCK
+      end
+    end
+    File.open(FILE,"r") do |f1|
+      assert SNAKE, f1.read
+    end
+    t2 = Thread.start do
+      File.open(FILE,"w") do |f|
+        sleep 2
+        f.puts ELEPHANT
+      end
+    end
+    t2.join
+    File.open(FILE,"r") do |f2|
+      assert ELEPHANT, f2.read
+    end
+
+    t1.join
+    File.open(FILE,"r") do |f3|
+      assert SNAKE, f3.readline
+      assert DUCK, f3.readline
+    end
+
+  end
+end
+

content/files/write_quickly.rb

@@ -0,0 +1,7 @@
+
+ELEPHANT="elephant"
+FILE="test_file"
+
+File.open(FILE,"w") do |f|
+  f.puts ELEPHANT
+end

content/files/write_slowly.rb

@@ -0,0 +1,12 @@
+
+DUCK="duck"
+ELEPHANT="elephant"
+SNAKE="snake"
+FILE="test_file"
+
+File.open(FILE, "w") do |file|
+  file.puts SNAKE
+  file.flush
+  sleep 5
+  file.puts DUCK
+end