Add CashAddr Address Format

Ported from Bitcoin Unlimited, Bitcoin ABC

src/test/dstencode_tests.cpp

@@ -0,0 +1,69 @@
+// Copyright (c) 2017 The Bitcoin developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include "chainparams.h"
+#include "config.h"
+#include "dstencode.h"
+#include "test/test_bitcoin.h"
+
+#include <boost/test/unit_test.hpp>
+
+namespace {
+
+class DstCfgDummy : public DummyConfig {
+public:
+    DstCfgDummy() : useCashAddr(false) {}
+    void SetCashAddrEncoding(bool b) override { useCashAddr = b; }
+    bool UseCashAddrEncoding() const override { return useCashAddr; }
+
+private:
+    bool useCashAddr;
+};
+
+} // anon ns
+
+BOOST_FIXTURE_TEST_SUITE(dstencode_tests, BasicTestingSetup)
+
+BOOST_AUTO_TEST_CASE(test_addresses) {
+    std::vector<uint8_t> hash = {118, 160, 64,  83,  189, 160, 168,
+                                 139, 218, 81,  119, 184, 106, 21,
+                                 195, 178, 159, 85,  152, 115};
+
+    const CTxDestination dstKey = CKeyID(uint160(hash));
+    const CTxDestination dstScript = CScriptID(uint160(hash));
+
+    std::string cashaddr_pubkey =
+        "blackcoin:qpm2qsznhks23z7629mms6s4cwef74vcwvy22gdx6a";
+    std::string cashaddr_script =
+        "blackcoin:ppm2qsznhks23z7629mms6s4cwef74vcwvn0h829pq";
+    std::string base58_pubkey = "1BpEi6DfDAUFd7GtittLSdBeYJvcoaVggu";
+    std::string base58_script = "3CWFddi6m4ndiGyKqzYvsFYagqDLPVMTzC";
+
+    const CChainParams &params = Params(CBaseChainParams::MAIN);
+    DstCfgDummy cfg;
+
+    // Check encoding
+    cfg.SetCashAddrEncoding(true);
+    BOOST_CHECK_EQUAL(cashaddr_pubkey, EncodeDestination(dstKey, params, cfg));
+    BOOST_CHECK_EQUAL(cashaddr_script,
+                      EncodeDestination(dstScript, params, cfg));
+    cfg.SetCashAddrEncoding(false);
+    BOOST_CHECK_EQUAL(base58_pubkey, EncodeDestination(dstKey, params, cfg));
+    BOOST_CHECK_EQUAL(base58_script, EncodeDestination(dstScript, params, cfg));
+
+    // Check decoding
+    BOOST_CHECK(dstKey == DecodeDestination(cashaddr_pubkey, params));
+    BOOST_CHECK(dstScript == DecodeDestination(cashaddr_script, params));
+    BOOST_CHECK(dstKey == DecodeDestination(base58_pubkey, params));
+    BOOST_CHECK(dstScript == DecodeDestination(base58_script, params));
+
+    // Validation
+    BOOST_CHECK(IsValidDestinationString(cashaddr_pubkey, params));
+    BOOST_CHECK(IsValidDestinationString(cashaddr_script, params));
+    BOOST_CHECK(IsValidDestinationString(base58_pubkey, params));
+    BOOST_CHECK(IsValidDestinationString(base58_script, params));
+    BOOST_CHECK(!IsValidDestinationString("notvalid", params));
+}
+
+BOOST_AUTO_TEST_SUITE_END()