Added signature unit test

Author: GrigoriyPA

ydb/library/yql/providers/common/http_gateway/yql_aws_signature_ut.cpp

@@ -2,6 +2,7 @@
 
 #include <util/network/address.h>
 #include <library/cpp/testing/unittest/registar.h>
+#include <library/cpp/string_utils/quote/quote.h>
 
 namespace NYql {
 
@@ -68,5 +69,15 @@ Y_UNIT_TEST_SUITE(TAwsSignature) {
         UNIT_ASSERT_VALUES_EQUAL(signature1.GetAmzDate(), signature2.GetAmzDate());
         UNIT_ASSERT_VALUES_EQUAL(signature1.GetAuthorization(), signature2.GetAuthorization());
     }
+
+    Y_UNIT_TEST(SignWithEscaping) {
+        auto time = TInstant::FromValue(30);
+        NYql::TAwsSignature signature("GET", UrlEscapeRet("http://os.com/my-bucket/ !\"#$%&'()+,-./0123456789:;<=>@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz|~/", true), "application/json", {}, "key", "pwd", time);
+        UNIT_ASSERT_VALUES_EQUAL(signature.GetContentType(), "application/json");
+        UNIT_ASSERT_VALUES_EQUAL(signature.GetXAmzContentSha256(), "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855");
+        UNIT_ASSERT_VALUES_EQUAL(signature.GetAuthorization(), "AWS4-HMAC-SHA256 Credential=/19700101///aws4_request, SignedHeaders=content-type;host;x-amz-content-sha256;x-amz-date, Signature=21470c8f999941fdc785c508f0c55afa1a12735eddd868aa7276e532d687c436");
+        UNIT_ASSERT_VALUES_UNEQUAL(signature.GetAmzDate(), "");
+    }
 } // Y_UNIT_TEST_SUITE(TAwsSignature)
+
 } // namespace NYql