public static void ToStringAndTryParseTest(string tag, bool isWeak)
		{
			var headerValue = new TimedEntityTagHeaderValue(tag, isWeak);
			var s = headerValue.ToString();
			TimedEntityTagHeaderValue headerValue2 = null;
			Assert.IsTrue(TimedEntityTagHeaderValue.TryParse(s, out headerValue2));
			Assert.AreEqual(headerValue.Tag, headerValue2.Tag);
			Assert.AreEqual(headerValue.LastModified.ToString(), headerValue2.LastModified.ToString());
			Assert.AreEqual(headerValue.IsWeak, headerValue2.IsWeak);
			Assert.AreEqual(headerValue.ToString(), headerValue2.ToString());
		}