1 files changed, 33 insertions, 0 deletions
diff --git a/code/spyglass/test/helper.rb b/code/spyglass/test/helper.rb
new file mode 100644
index 0000000..64615cc
--- /dev/null
+++ b/code/spyglass/test/helper.rb
@@ -0,0 +1,33 @@
+require 'bundler/setup'
+require 'minitest/autorun'
+
+class MiniTest::Unit::TestCase
+  ROOT = File.dirname(__FILE__) + '/..'
+  TEST_CONFIG_RU = File.open("#{ROOT}/test/config.ru", 'r+')
+  PORT = 5656
+  LOG = File.join('test', 'log', 'spyglass.log')
+  warn "Spyglass output can be found in #{LOG}"
+  
+  def spyglass(args = {})
+    string_args = args.map { |key, value| "--#{key}=#{value}" }
+    config_ru = @ad_hoc_config_ru || TEST_CONFIG_RU
+    
+    cmd = "ruby -I\"#{ROOT}/lib\" -rubygems \"#{ROOT}/bin/spyglass\" --vverbose -c \"#{config_ru.path}\" -p#{PORT} #{string_args.join(' ')}"
+    @pid = Process.spawn(cmd, :err => :out, :out => LOG)
+    sleep 1.5
+  end
+  
+  def config_ru(content)
+    # This ensures that we have a unique filename for each test run
+    filename = File.join(ROOT, 'test', Digest::MD5.hexdigest($PROGRAM_NAME) + 'config.ru')
+    @ad_hoc_config_ru = File.open(filename, 'w')
+    @ad_hoc_config_ru.write content
+    @ad_hoc_config_ru.flush
+  end
+  
+  def teardown
+    @pid && Process.kill(:QUIT, @pid)
+    @ad_hoc_config_ru && File.unlink(@ad_hoc_config_ru.path)
+  rescue Errno::ESRCH
+  end
+end