Add regression tests

test/test_regressions.rb

@@ -0,0 +1,29 @@
+class TestRegressions < MiniTest::Test
+
+  #
+  # Bugfix tests to ensure we don't allow regressions
+  #
+  # https://github.com/aw/CacheRules/issues
+
+  def setup
+    @cached_headers = {
+      :cached => {
+        "Date"              => {"httpdate"=>"Thu, 01 Jan 2015 07:03:45 GMT", "timestamp"=>1420095825},
+        "Cache-Control"     => {
+          "public"          => {"token"=>nil, "quoted_string"=>nil}
+        },
+        "X-Cache-Req-Date"  => {"httpdate"=>"Sat, 03 Jan 2015 07:03:45 GMT", "timestamp"=>1420268625},
+        "X-Cache-Res-Date"  => {"httpdate"=>"Sat, 03 Jan 2015 07:03:45 GMT", "timestamp"=>1420268625}
+      }
+    }
+  end
+
+  # https://github.com/aw/CacheRules/issues/5
+  def test_bugfix_5_age_header_string_integer
+    age_string  = CacheRules.action_add_age @cached_headers
+    age_integer = CacheRules.helper_corrected_initial_age({}, Proc.new { 100 }, Proc.new { 99 }).call
+
+    assert_kind_of String,  age_string['Age']
+    assert_kind_of Integer, age_integer
+  end
+end