Signing with InvariantCulture, so different calendars produce good ou... #63

Original file line number	Diff line number	Diff line change
		@@ -1,6 +1,8 @@
		using System;
		using System.Diagnostics;
	using System.Globalization;
		using System.Text;
	using System.Threading;
		using Amazon.Runtime;
		using Elasticsearch.Net.Aws;
		using NUnit.Framework;
Expand Down Expand Up		@@ -101,6 +103,31 @@ public void SignRequest_should_apply_signature_to_request()
		Trace.WriteLine("Token: " + token);
		}

	[Test]
	public void SignRequest_should_apply_signature_to_request_right_culture()
	{
	Thread.CurrentThread.CurrentCulture = new CultureInfo("th");

	var creds = new SessionAWSCredentials("ExampleKey", "wJalrXUtnFEMI/K7MDENG+bPxRfiCYEXAMPLEKEY", "token1")
	.GetCredentials();
	SignV4Util.SignRequest(_sampleRequest, _sampleBody, creds, "us-east-1", "iam");

	var amzDateValue = _sampleRequest.Headers.XAmzDate;
	Assert.False(String.IsNullOrEmpty(amzDateValue));
	var amzDates = amzDateValue.Split(',');
	Assert.AreEqual(2, amzDates.Length);
	Assert.True(amzDates[1].StartsWith(DateTime.UtcNow.Year.ToString()));
	Trace.WriteLine("X-Amz-Date: " + amzDateValue);

	var auth = _sampleRequest.Headers.Authorization;
	Assert.False(String.IsNullOrEmpty(auth));
	Trace.WriteLine("Authorize: " + auth);

	var token = _sampleRequest.Headers.XAmzSecurityToken;
	Assert.False(String.IsNullOrEmpty(token));
	Trace.WriteLine("Token: " + token);
	}

		[Test]
		public void GetCanonicalQueryString_should_match_sample()
		{
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Original file line number	Diff line number	Diff line change
Expand Up		@@ -3,6 +3,7 @@
		using System.Collections.Generic;
		using System.Collections.Specialized;
		using System.Diagnostics;
	using System.Globalization;
		using System.Linq;
		using System.Security.Cryptography;
		using System.Text;
Expand All		@@ -18,8 +19,8 @@ internal static class SignV4Util
		public static void SignRequest(IRequest request, byte[] body, ImmutableCredentials credentials, string region, string service)
		{
		var date = DateTime.UtcNow;
	var dateStamp = date.ToString("yyyyMMdd");
	var amzDate = date.ToString("yyyyMMddTHHmmssZ");
	var dateStamp = date.ToString("yyyyMMdd", CultureInfo.InvariantCulture);
	var amzDate = date.ToString("yyyyMMddTHHmmssZ", CultureInfo.InvariantCulture);
		request.Headers.XAmzDate = amzDate;

		var signingKey = GetSigningKey(credentials.SecretKey, dateStamp, region, service);
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