Added crypto.hpp for convenient C++ wrappings for commonly used OpenSSL functions

tests/crypto_test.cpp

@@ -0,0 +1,68 @@
+#include <sstream>
+#include <vector>
+#include <utility>
+#include <iomanip>
+#include <cassert>
+
+#include "crypto.hpp"
+
+using namespace std;
+using namespace SimpleWeb;
+
+const vector<pair<string, string> > Base64_string_tests = {
+    {"", ""},
+    {"f" , "Zg=="},
+    {"fo", "Zm8="},
+    {"foo", "Zm9v"},
+    {"foob", "Zm9vYg=="},
+    {"fooba", "Zm9vYmE="},
+    {"foobar", "Zm9vYmFy"}
+};
+
+const vector<pair<string, string> > MD5_string_tests = {
+    {"", "d41d8cd98f00b204e9800998ecf8427e"},
+    {"The quick brown fox jumps over the lazy dog", "9e107d9d372bb6826bd81d3542a419d6"}
+};
+
+const vector<pair<string, string> > SHA1_string_tests = {
+    {"", "da39a3ee5e6b4b0d3255bfef95601890afd80709"},
+    {"The quick brown fox jumps over the lazy dog", "2fd4e1c67a2d28fced849ee1bb76e7391b93eb12"}
+};
+
+const vector<pair<string, string> > SHA256_string_tests = {
+    {"", "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},
+    {"The quick brown fox jumps over the lazy dog", "d7a8fbb307d7809469ca9abcb0082e4f8d5651e46d3cdb762d02d0bf37c9e592"}
+};
+
+const vector<pair<string, string> > SHA512_string_tests = {
+    {"", "cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e"},
+    {"The quick brown fox jumps over the lazy dog", "07e547d9586f6a73f73fbac0435ed76951218fb7d0c8d788a309d785436bbb642e93a252a954f23912547d1e8a3b5ed6e1bfd7097821233fa0538f3db854fee6"}
+};
+
+int main() {
+    //Testing SimpleWeb::Crypt::Base64
+    for(auto& string_test: Base64_string_tests) {
+        assert(Crypto::Base64::encode(string_test.first)==string_test.second);
+        assert(Crypto::Base64::decode(string_test.second)==string_test.first);
+    }
+    
+    //Testing SimpleWeb::Crypt::MD5
+    for(auto& string_test: MD5_string_tests)
+        assert(Crypto::to_hex_string(Crypto::MD5(string_test.first)) == string_test.second);
+    
+    //Testing SimpleWeb::Crypt::SHA1
+    for(auto& string_test: SHA1_string_tests)
+        assert(Crypto::to_hex_string(Crypto::SHA1(string_test.first)) == string_test.second);
+    
+    //Testing SimpleWeb::Crypt::SHA256
+    for(auto& string_test: SHA256_string_tests)
+        assert(Crypto::to_hex_string(Crypto::SHA256(string_test.first)) == string_test.second);
+    
+    //Testing SimpleWeb::Crypt::SHA512
+    for(auto& string_test: SHA512_string_tests)
+        assert(Crypto::to_hex_string(Crypto::SHA512(string_test.first)) == string_test.second);
+    
+    //Testing iterations
+    assert(Crypto::to_hex_string(Crypto::SHA1("Test", 1)) == "640ab2bae07bedc4c163f679a746f7ab7fb5d1fa");
+    assert(Crypto::to_hex_string(Crypto::SHA1("Test", 2)) == "af31c6cbdecd88726d0a9b3798c71ef41f1624d5");
+}