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rippled/src/test/app/Freeze_test.cpp

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69 KiB
C++

//------------------------------------------------------------------------------
/*
This file is part of rippled: https://github.com/ripple/rippled
Copyright (c) 2012-2016 Ripple Labs Inc.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#include <test/jtx.h>
#include <test/jtx/AMM.h>
#include <xrpl/protocol/AccountID.h>
#include <xrpl/protocol/Feature.h>
#include <xrpl/protocol/SField.h>
#include <xrpl/protocol/TxFlags.h>
#include <xrpl/protocol/jss.h>
namespace ripple {
class Freeze_test : public beast::unit_test::suite
{
void
testRippleState(FeatureBitset features)
{
testcase("RippleState Freeze");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account alice{"alice"};
Account bob{"bob"};
env.fund(XRP(1000), G1, alice, bob);
env.close();
env.trust(G1["USD"](100), bob);
env.trust(G1["USD"](100), alice);
env.close();
env(pay(G1, bob, G1["USD"](10)));
env(pay(G1, alice, G1["USD"](100)));
env.close();
env(offer(alice, XRP(500), G1["USD"](100)));
env.close();
{
auto lines = getAccountLines(env, bob);
if (!BEAST_EXPECT(checkArraySize(lines[jss::lines], 1u)))
return;
BEAST_EXPECT(lines[jss::lines][0u][jss::account] == G1.human());
BEAST_EXPECT(lines[jss::lines][0u][jss::limit] == "100");
BEAST_EXPECT(lines[jss::lines][0u][jss::balance] == "10");
}
{
auto lines = getAccountLines(env, alice);
if (!BEAST_EXPECT(checkArraySize(lines[jss::lines], 1u)))
return;
BEAST_EXPECT(lines[jss::lines][0u][jss::account] == G1.human());
BEAST_EXPECT(lines[jss::lines][0u][jss::limit] == "100");
BEAST_EXPECT(lines[jss::lines][0u][jss::balance] == "100");
}
{
// Account with line unfrozen (proving operations normally work)
// test: can make Payment on that line
env(pay(alice, bob, G1["USD"](1)));
// test: can receive Payment on that line
env(pay(bob, alice, G1["USD"](1)));
env.close();
}
{
// Is created via a TrustSet with SetFreeze flag
// test: sets LowFreeze | HighFreeze flags
env(trust(G1, bob["USD"](0), tfSetFreeze));
auto affected = env.meta()->getJson(
JsonOptions::none)[sfAffectedNodes.fieldName];
if (!BEAST_EXPECT(checkArraySize(affected, 2u)))
return;
auto ff =
affected[1u][sfModifiedNode.fieldName][sfFinalFields.fieldName];
BEAST_EXPECT(
ff[sfLowLimit.fieldName] ==
G1["USD"](0).value().getJson(JsonOptions::none));
BEAST_EXPECT(ff[jss::Flags].asUInt() & lsfLowFreeze);
BEAST_EXPECT(!(ff[jss::Flags].asUInt() & lsfHighFreeze));
env.close();
}
{
// Account with line frozen by issuer
// test: can buy more assets on that line
env(offer(bob, G1["USD"](5), XRP(25)));
auto affected = env.meta()->getJson(
JsonOptions::none)[sfAffectedNodes.fieldName];
if (!BEAST_EXPECT(checkArraySize(affected, 5u)))
return;
auto ff =
affected[3u][sfModifiedNode.fieldName][sfFinalFields.fieldName];
BEAST_EXPECT(
ff[sfHighLimit.fieldName] ==
bob["USD"](100).value().getJson(JsonOptions::none));
auto amt = STAmount{Issue{to_currency("USD"), noAccount()}, -15}
.value()
.getJson(JsonOptions::none);
BEAST_EXPECT(ff[sfBalance.fieldName] == amt);
env.close();
}
{
// test: can not sell assets from that line
env(offer(bob, XRP(1), G1["USD"](5)), ter(tecUNFUNDED_OFFER));
// test: can receive Payment on that line
env(pay(alice, bob, G1["USD"](1)));
// test: can not make Payment from that line
env(pay(bob, alice, G1["USD"](1)), ter(tecPATH_DRY));
}
{
// check G1 account lines
// test: shows freeze
auto lines = getAccountLines(env, G1);
Json::Value bobLine;
for (auto const& it : lines[jss::lines])
{
if (it[jss::account] == bob.human())
{
bobLine = it;
break;
}
}
if (!BEAST_EXPECT(bobLine))
return;
BEAST_EXPECT(bobLine[jss::freeze] == true);
BEAST_EXPECT(bobLine[jss::balance] == "-16");
}
{
// test: shows freeze peer
auto lines = getAccountLines(env, bob);
Json::Value g1Line;
for (auto const& it : lines[jss::lines])
{
if (it[jss::account] == G1.human())
{
g1Line = it;
break;
}
}
if (!BEAST_EXPECT(g1Line))
return;
BEAST_EXPECT(g1Line[jss::freeze_peer] == true);
BEAST_EXPECT(g1Line[jss::balance] == "16");
}
{
// Is cleared via a TrustSet with ClearFreeze flag
// test: sets LowFreeze | HighFreeze flags
env(trust(G1, bob["USD"](0), tfClearFreeze));
auto affected = env.meta()->getJson(
JsonOptions::none)[sfAffectedNodes.fieldName];
if (!BEAST_EXPECT(checkArraySize(affected, 2u)))
return;
auto ff =
affected[1u][sfModifiedNode.fieldName][sfFinalFields.fieldName];
BEAST_EXPECT(
ff[sfLowLimit.fieldName] ==
G1["USD"](0).value().getJson(JsonOptions::none));
BEAST_EXPECT(!(ff[jss::Flags].asUInt() & lsfLowFreeze));
BEAST_EXPECT(!(ff[jss::Flags].asUInt() & lsfHighFreeze));
env.close();
}
}
void
testDeepFreeze(FeatureBitset features)
{
testcase("Deep Freeze");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
env.fund(XRP(10000), G1, A1);
env.close();
env.trust(G1["USD"](1000), A1);
env.close();
if (features[featureDeepFreeze])
{
// test: Issuer deep freezing the trust line in a single
// transaction
env(trust(G1, A1["USD"](0), tfSetFreeze | tfSetDeepFreeze));
{
auto const flags = getTrustlineFlags(env, 2u, 1u);
BEAST_EXPECT(flags & lsfLowFreeze);
BEAST_EXPECT(flags & lsfLowDeepFreeze);
BEAST_EXPECT(!(flags & (lsfHighFreeze | lsfHighDeepFreeze)));
env.close();
}
// test: Issuer clearing deep freeze and normal freeze in a single
// transaction
env(trust(G1, A1["USD"](0), tfClearFreeze | tfClearDeepFreeze));
{
auto const flags = getTrustlineFlags(env, 2u, 1u);
BEAST_EXPECT(!(flags & (lsfLowFreeze | lsfLowDeepFreeze)));
BEAST_EXPECT(!(flags & (lsfHighFreeze | lsfHighDeepFreeze)));
env.close();
}
// test: Issuer deep freezing not already frozen line must fail
env(trust(G1, A1["USD"](0), tfSetDeepFreeze),
ter(tecNO_PERMISSION));
env(trust(G1, A1["USD"](0), tfSetFreeze));
env.close();
// test: Issuer deep freezing already frozen trust line
env(trust(G1, A1["USD"](0), tfSetDeepFreeze));
{
auto const flags = getTrustlineFlags(env, 2u, 1u);
BEAST_EXPECT(flags & lsfLowFreeze);
BEAST_EXPECT(flags & lsfLowDeepFreeze);
BEAST_EXPECT(!(flags & (lsfHighFreeze | lsfHighDeepFreeze)));
env.close();
}
// test: Holder clearing freeze flags has no effect. Each sides'
// flags are independent
env(trust(A1, G1["USD"](0), tfClearFreeze | tfClearDeepFreeze));
{
auto const flags = getTrustlineFlags(env, 2u, 1u);
BEAST_EXPECT(flags & lsfLowFreeze);
BEAST_EXPECT(flags & lsfLowDeepFreeze);
BEAST_EXPECT(!(flags & (lsfHighFreeze | lsfHighDeepFreeze)));
env.close();
}
// test: Issuer can't clear normal freeze when line is deep frozen
env(trust(G1, A1["USD"](0), tfClearFreeze), ter(tecNO_PERMISSION));
// test: Issuer clearing deep freeze but normal freeze is still in
// effect
env(trust(G1, A1["USD"](0), tfClearDeepFreeze));
{
auto const flags = getTrustlineFlags(env, 2u, 1u);
BEAST_EXPECT(flags & lsfLowFreeze);
BEAST_EXPECT(!(flags & lsfLowDeepFreeze));
BEAST_EXPECT(!(flags & (lsfHighFreeze | lsfHighDeepFreeze)));
env.close();
}
}
else
{
// test: applying deep freeze before amendment fails
env(trust(G1, A1["USD"](0), tfSetDeepFreeze), ter(temINVALID_FLAG));
// test: clearing deep freeze before amendment fails
env(trust(G1, A1["USD"](0), tfClearDeepFreeze),
ter(temINVALID_FLAG));
}
}
void
testCreateFrozenTrustline(FeatureBitset features)
{
testcase("Create Frozen Trustline");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
env.fund(XRP(10000), G1, A1);
env.close();
// test: can create frozen trustline
{
env(trust(G1, A1["USD"](1000), tfSetFreeze));
auto const flags = getTrustlineFlags(env, 5u, 3u, false);
BEAST_EXPECT(flags & lsfLowFreeze);
env.close();
env.require(lines(A1, 1));
}
// Cleanup
env(trust(G1, A1["USD"](0), tfClearFreeze));
env.close();
env.require(lines(G1, 0));
env.require(lines(A1, 0));
// test: cannot create deep frozen trustline without normal freeze
if (features[featureDeepFreeze])
{
env(trust(G1, A1["USD"](1000), tfSetDeepFreeze),
ter(tecNO_PERMISSION));
env.close();
env.require(lines(A1, 0));
}
// test: can create deep frozen trustline together with normal freeze
if (features[featureDeepFreeze])
{
env(trust(G1, A1["USD"](1000), tfSetFreeze | tfSetDeepFreeze));
auto const flags = getTrustlineFlags(env, 5u, 3u, false);
BEAST_EXPECT(flags & lsfLowFreeze);
BEAST_EXPECT(flags & lsfLowDeepFreeze);
env.close();
env.require(lines(A1, 1));
}
}
void
testSetAndClear(FeatureBitset features)
{
testcase("Freeze Set and Clear");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
env.fund(XRP(10000), G1, A1);
env.close();
env.trust(G1["USD"](1000), A1);
env.close();
if (features[featureDeepFreeze])
{
// test: can't have both set and clear flag families in the same
// transaction
env(trust(G1, A1["USD"](0), tfSetFreeze | tfClearFreeze),
ter(tecNO_PERMISSION));
env(trust(G1, A1["USD"](0), tfSetFreeze | tfClearDeepFreeze),
ter(tecNO_PERMISSION));
env(trust(G1, A1["USD"](0), tfSetDeepFreeze | tfClearFreeze),
ter(tecNO_PERMISSION));
env(trust(G1, A1["USD"](0), tfSetDeepFreeze | tfClearDeepFreeze),
ter(tecNO_PERMISSION));
}
else
{
// test: old behavior, transaction succeed with no effect on a
// trust line
env(trust(G1, A1["USD"](0), tfSetFreeze | tfClearFreeze));
{
auto affected = env.meta()->getJson(
JsonOptions::none)[sfAffectedNodes.fieldName];
BEAST_EXPECT(checkArraySize(
affected, 1u)); // means no trustline changes
}
}
}
void
testGlobalFreeze(FeatureBitset features)
{
testcase("Global Freeze");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
Account A2{"A2"};
Account A3{"A3"};
Account A4{"A4"};
env.fund(XRP(12000), G1);
env.fund(XRP(1000), A1);
env.fund(XRP(20000), A2, A3, A4);
env.close();
env.trust(G1["USD"](1200), A1);
env.trust(G1["USD"](200), A2);
env.trust(G1["BTC"](100), A3);
env.trust(G1["BTC"](100), A4);
env.close();
env(pay(G1, A1, G1["USD"](1000)));
env(pay(G1, A2, G1["USD"](100)));
env(pay(G1, A3, G1["BTC"](100)));
env(pay(G1, A4, G1["BTC"](100)));
env.close();
env(offer(G1, XRP(10000), G1["USD"](100)), txflags(tfPassive));
env(offer(G1, G1["USD"](100), XRP(10000)), txflags(tfPassive));
env(offer(A1, XRP(10000), G1["USD"](100)), txflags(tfPassive));
env(offer(A2, G1["USD"](100), XRP(10000)), txflags(tfPassive));
env.close();
{
// Is toggled via AccountSet using SetFlag and ClearFlag
// test: SetFlag GlobalFreeze
env.require(nflags(G1, asfGlobalFreeze));
env(fset(G1, asfGlobalFreeze));
env.require(flags(G1, asfGlobalFreeze));
env.require(nflags(G1, asfNoFreeze));
// test: ClearFlag GlobalFreeze
env(fclear(G1, asfGlobalFreeze));
env.require(nflags(G1, asfGlobalFreeze));
env.require(nflags(G1, asfNoFreeze));
}
{
// Account without GlobalFreeze (proving operations normally work)
// test: visible offers where taker_pays is unfrozen issuer
auto offers = env.rpc(
"book_offers",
std::string("USD/") + G1.human(),
"XRP")[jss::result][jss::offers];
if (!BEAST_EXPECT(checkArraySize(offers, 2u)))
return;
std::set<std::string> accounts;
for (auto const& offer : offers)
{
accounts.insert(offer[jss::Account].asString());
}
BEAST_EXPECT(accounts.find(A2.human()) != std::end(accounts));
BEAST_EXPECT(accounts.find(G1.human()) != std::end(accounts));
// test: visible offers where taker_gets is unfrozen issuer
offers = env.rpc(
"book_offers",
"XRP",
std::string("USD/") + G1.human())[jss::result][jss::offers];
if (!BEAST_EXPECT(checkArraySize(offers, 2u)))
return;
accounts.clear();
for (auto const& offer : offers)
{
accounts.insert(offer[jss::Account].asString());
}
BEAST_EXPECT(accounts.find(A1.human()) != std::end(accounts));
BEAST_EXPECT(accounts.find(G1.human()) != std::end(accounts));
}
{
// Offers/Payments
// test: assets can be bought on the market
env(offer(A3, G1["BTC"](1), XRP(1)));
// test: assets can be sold on the market
env(offer(A4, XRP(1), G1["BTC"](1)));
// test: direct issues can be sent
env(pay(G1, A2, G1["USD"](1)));
// test: direct redemptions can be sent
env(pay(A2, G1, G1["USD"](1)));
// test: via rippling can be sent
env(pay(A2, A1, G1["USD"](1)));
// test: via rippling can be sent back
env(pay(A1, A2, G1["USD"](1)));
}
{
// Account with GlobalFreeze
// set GlobalFreeze first
// test: SetFlag GlobalFreeze will toggle back to freeze
env.require(nflags(G1, asfGlobalFreeze));
env(fset(G1, asfGlobalFreeze));
env.require(flags(G1, asfGlobalFreeze));
env.require(nflags(G1, asfNoFreeze));
// test: assets can't be bought on the market
env(offer(A3, G1["BTC"](1), XRP(1)), ter(tecFROZEN));
// test: assets can't be sold on the market
env(offer(A4, XRP(1), G1["BTC"](1)), ter(tecFROZEN));
}
{
// offers are filtered (seems to be broken?)
// test: account_offers always shows own offers
auto offers = getAccountOffers(env, G1)[jss::offers];
if (!BEAST_EXPECT(checkArraySize(offers, 2u)))
return;
// test: book_offers shows offers
// (should these actually be filtered?)
offers = env.rpc(
"book_offers",
"XRP",
std::string("USD/") + G1.human())[jss::result][jss::offers];
if (!BEAST_EXPECT(checkArraySize(offers, 2u)))
return;
offers = env.rpc(
"book_offers",
std::string("USD/") + G1.human(),
"XRP")[jss::result][jss::offers];
if (!BEAST_EXPECT(checkArraySize(offers, 2u)))
return;
}
{
// Payments
// test: direct issues can be sent
env(pay(G1, A2, G1["USD"](1)));
// test: direct redemptions can be sent
env(pay(A2, G1, G1["USD"](1)));
// test: via rippling cant be sent
env(pay(A2, A1, G1["USD"](1)), ter(tecPATH_DRY));
}
}
void
testNoFreeze(FeatureBitset features)
{
testcase("No Freeze");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
Account frozenAcc{"A2"};
Account deepFrozenAcc{"A3"};
env.fund(XRP(12000), G1);
env.fund(XRP(1000), A1);
env.fund(XRP(1000), frozenAcc);
env.fund(XRP(1000), deepFrozenAcc);
env.close();
env.trust(G1["USD"](1000), A1);
env.trust(G1["USD"](1000), frozenAcc);
env.trust(G1["USD"](1000), deepFrozenAcc);
env.close();
env(pay(G1, A1, G1["USD"](1000)));
env(pay(G1, frozenAcc, G1["USD"](1000)));
env(pay(G1, deepFrozenAcc, G1["USD"](1000)));
// Freezing and deep freezing some of the trust lines to check deep
// freeze and clearing of freeze separately
env(trust(G1, frozenAcc["USD"](0), tfSetFreeze));
{
auto const flags = getTrustlineFlags(env, 2u, 1u);
BEAST_EXPECT(flags & lsfLowFreeze);
BEAST_EXPECT(!(flags & lsfHighFreeze));
}
if (features[featureDeepFreeze])
{
env(trust(
G1, deepFrozenAcc["USD"](0), tfSetFreeze | tfSetDeepFreeze));
{
auto const flags = getTrustlineFlags(env, 2u, 1u);
BEAST_EXPECT(!(flags & (lsfLowFreeze | lsfLowDeepFreeze)));
BEAST_EXPECT(flags & lsfHighFreeze);
BEAST_EXPECT(flags & lsfHighDeepFreeze);
}
}
env.close();
// TrustSet NoFreeze
// test: should set NoFreeze in Flags
env.require(nflags(G1, asfNoFreeze));
env(fset(G1, asfNoFreeze));
env.require(flags(G1, asfNoFreeze));
env.require(nflags(G1, asfGlobalFreeze));
// test: cannot be cleared
env(fclear(G1, asfNoFreeze));
env.require(flags(G1, asfNoFreeze));
env.require(nflags(G1, asfGlobalFreeze));
// test: can set GlobalFreeze
env(fset(G1, asfGlobalFreeze));
env.require(flags(G1, asfNoFreeze));
env.require(flags(G1, asfGlobalFreeze));
// test: cannot unset GlobalFreeze
env(fclear(G1, asfGlobalFreeze));
env.require(flags(G1, asfNoFreeze));
env.require(flags(G1, asfGlobalFreeze));
// test: trustlines can't be frozen when no freeze enacted
if (features[featureDeepFreeze])
{
env(trust(G1, A1["USD"](0), tfSetFreeze), ter(tecNO_PERMISSION));
// test: cannot deep freeze already frozen line when no freeze
// enacted
env(trust(G1, frozenAcc["USD"](0), tfSetDeepFreeze),
ter(tecNO_PERMISSION));
}
else
{
// test: previous functionality, checking there's no changes to a
// trust line
env(trust(G1, A1["USD"](0), tfSetFreeze));
auto affected = env.meta()->getJson(
JsonOptions::none)[sfAffectedNodes.fieldName];
if (!BEAST_EXPECT(checkArraySize(affected, 1u)))
return;
auto let = affected[0u][sfModifiedNode.fieldName]
[sfLedgerEntryType.fieldName];
BEAST_EXPECT(let == jss::AccountRoot);
}
// test: can clear freeze on account
env(trust(G1, frozenAcc["USD"](0), tfClearFreeze));
{
auto const flags = getTrustlineFlags(env, 2u, 1u);
BEAST_EXPECT(!(flags & lsfLowFreeze));
}
if (features[featureDeepFreeze])
{
// test: can clear deep freeze on account
env(trust(G1, deepFrozenAcc["USD"](0), tfClearDeepFreeze));
{
auto const flags = getTrustlineFlags(env, 2u, 1u);
BEAST_EXPECT(flags & lsfHighFreeze);
BEAST_EXPECT(!(flags & lsfHighDeepFreeze));
}
}
}
void
testOffersWhenFrozen(FeatureBitset features)
{
testcase("Offers for Frozen Trust Lines");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account A2{"A2"};
Account A3{"A3"};
Account A4{"A4"};
env.fund(XRP(1000), G1, A3, A4);
env.fund(XRP(2000), A2);
env.close();
env.trust(G1["USD"](1000), A2);
env.trust(G1["USD"](2000), A3);
env.trust(G1["USD"](2000), A4);
env.close();
env(pay(G1, A3, G1["USD"](2000)));
env(pay(G1, A4, G1["USD"](2000)));
env.close();
env(offer(A3, XRP(1000), G1["USD"](1000)), txflags(tfPassive));
env.close();
// removal after successful payment
// test: make a payment with partially consuming offer
env(pay(A2, G1, G1["USD"](1)), paths(G1["USD"]), sendmax(XRP(1)));
env.close();
// test: offer was only partially consumed
auto offers = getAccountOffers(env, A3)[jss::offers];
if (!BEAST_EXPECT(checkArraySize(offers, 1u)))
return;
BEAST_EXPECT(
offers[0u][jss::taker_gets] ==
G1["USD"](999).value().getJson(JsonOptions::none));
// test: someone else creates an offer providing liquidity
env(offer(A4, XRP(999), G1["USD"](999)));
env.close();
// test: owner of partially consumed offers line is frozen
env(trust(G1, A3["USD"](0), tfSetFreeze));
auto affected =
env.meta()->getJson(JsonOptions::none)[sfAffectedNodes.fieldName];
if (!BEAST_EXPECT(checkArraySize(affected, 2u)))
return;
auto ff =
affected[1u][sfModifiedNode.fieldName][sfFinalFields.fieldName];
BEAST_EXPECT(
ff[sfHighLimit.fieldName] ==
G1["USD"](0).value().getJson(JsonOptions::none));
BEAST_EXPECT(!(ff[jss::Flags].asUInt() & lsfLowFreeze));
BEAST_EXPECT(ff[jss::Flags].asUInt() & lsfHighFreeze);
env.close();
// verify offer on the books
offers = getAccountOffers(env, A3)[jss::offers];
if (!BEAST_EXPECT(checkArraySize(offers, 1u)))
return;
// test: Can make a payment via the new offer
env(pay(A2, G1, G1["USD"](1)), paths(G1["USD"]), sendmax(XRP(1)));
env.close();
// test: Partially consumed offer was removed by tes* payment
offers = getAccountOffers(env, A3)[jss::offers];
if (!BEAST_EXPECT(checkArraySize(offers, 0u)))
return;
// removal buy successful OfferCreate
// test: freeze the new offer
env(trust(G1, A4["USD"](0), tfSetFreeze));
affected =
env.meta()->getJson(JsonOptions::none)[sfAffectedNodes.fieldName];
if (!BEAST_EXPECT(checkArraySize(affected, 2u)))
return;
ff = affected[0u][sfModifiedNode.fieldName][sfFinalFields.fieldName];
BEAST_EXPECT(
ff[sfLowLimit.fieldName] ==
G1["USD"](0).value().getJson(JsonOptions::none));
BEAST_EXPECT(ff[jss::Flags].asUInt() & lsfLowFreeze);
BEAST_EXPECT(!(ff[jss::Flags].asUInt() & lsfHighFreeze));
env.close();
// test: can no longer create a crossing offer
env(offer(A2, G1["USD"](999), XRP(999)));
affected =
env.meta()->getJson(JsonOptions::none)[sfAffectedNodes.fieldName];
if (!BEAST_EXPECT(checkArraySize(affected, 8u)))
return;
auto created = affected[0u][sfCreatedNode.fieldName];
BEAST_EXPECT(
created[sfNewFields.fieldName][jss::Account] == A2.human());
env.close();
// test: offer was removed by offer_create
offers = getAccountOffers(env, A4)[jss::offers];
if (!BEAST_EXPECT(checkArraySize(offers, 0u)))
return;
}
void
testOffersWhenDeepFrozen(FeatureBitset features)
{
testcase("Offers on frozen trust lines");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
Account A2{"A2"};
Account A3{"A3"};
auto const USD{G1["USD"]};
env.fund(XRP(10000), G1, A1, A2, A3);
env.close();
auto const limit = USD(10000);
env.trust(limit, A1, A2, A3);
env.close();
env(pay(G1, A1, USD(1000)));
env(pay(G1, A2, USD(1000)));
env.close();
// Making large passive sell offer
// Wants to sell 50 USD for 100 XRP
env(offer(A2, XRP(100), USD(50)), txflags(tfPassive));
env.close();
// Making large passive buy offer
// Wants to buy 100 USD for 100 XRP
env(offer(A3, USD(100), XRP(100)), txflags(tfPassive));
env.close();
env.require(offers(A2, 1), offers(A3, 1));
// Checking A1 can buy from A2 by crossing it's offer
env(offer(A1, USD(1), XRP(2)), txflags(tfFillOrKill));
env.close();
env.require(balance(A1, USD(1001)), balance(A2, USD(999)));
// Checking A1 can sell to A3 by crossing it's offer
env(offer(A1, XRP(1), USD(1)), txflags(tfFillOrKill));
env.close();
env.require(balance(A1, USD(1000)), balance(A3, USD(1)));
// Testing aggressive and passive offer placing, trustline frozen by
// the issuer
{
env(trust(G1, A1["USD"](0), tfSetFreeze));
env.close();
// test: can still make passive buy offer
env(offer(A1, USD(1), XRP(0.5)), txflags(tfPassive));
env.close();
env.require(balance(A1, USD(1000)), offers(A1, 1));
// Cleanup
env(offer_cancel(A1, env.seq(A1) - 1));
env.require(offers(A1, 0));
env.close();
// test: can still buy from A2
env(offer(A1, USD(1), XRP(2)), txflags(tfFillOrKill));
env.close();
env.require(
balance(A1, USD(1001)), balance(A2, USD(998)), offers(A1, 0));
// test: cannot create passive sell offer
env(offer(A1, XRP(2), USD(1)),
txflags(tfPassive),
ter(tecUNFUNDED_OFFER));
env.close();
env.require(balance(A1, USD(1001)), offers(A1, 0));
// test: cannot sell to A3
env(offer(A1, XRP(1), USD(1)),
txflags(tfFillOrKill),
ter(tecUNFUNDED_OFFER));
env.close();
env.require(balance(A1, USD(1001)), offers(A1, 0));
env(trust(G1, A1["USD"](0), tfClearFreeze));
env.close();
}
// Testing aggressive and passive offer placing, trustline deep frozen
// by the issuer
if (features[featureDeepFreeze])
{
env(trust(G1, A1["USD"](0), tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: cannot create passive buy offer
env(offer(A1, USD(1), XRP(0.5)),
txflags(tfPassive),
ter(tecFROZEN));
env.close();
// test: cannot buy from A2
env(offer(A1, USD(1), XRP(2)),
txflags(tfFillOrKill),
ter(tecFROZEN));
env.close();
// test: cannot create passive sell offer
env(offer(A1, XRP(2), USD(1)),
txflags(tfPassive),
ter(tecUNFUNDED_OFFER));
env.close();
// test: cannot sell to A3
env(offer(A1, XRP(1), USD(1)),
txflags(tfFillOrKill),
ter(tecUNFUNDED_OFFER));
env.close();
env(trust(G1, A1["USD"](0), tfClearFreeze | tfClearDeepFreeze));
env.close();
env.require(balance(A1, USD(1001)), offers(A1, 0));
}
// Testing already existing offers behavior after trustline is frozen by
// the issuer
{
env.require(balance(A1, USD(1001)));
env(offer(A1, XRP(1.9), USD(1)));
env(offer(A1, USD(1), XRP(1.1)));
env.close();
env.require(balance(A1, USD(1001)), offers(A1, 2));
env(trust(G1, A1["USD"](0), tfSetFreeze));
env.close();
// test: A2 wants to sell to A1, must succeed
env.require(balance(A1, USD(1001)), balance(A2, USD(998)));
env(offer(A2, XRP(1.1), USD(1)), txflags(tfFillOrKill));
env.close();
env.require(
balance(A1, USD(1002)), balance(A2, USD(997)), offers(A1, 1));
// test: A3 wants to buy from A1, must fail
env.require(
balance(A1, USD(1002)), balance(A3, USD(1)), offers(A1, 1));
env(offer(A3, USD(1), XRP(1.9)),
txflags(tfFillOrKill),
ter(tecKILLED));
env.close();
env.require(
balance(A1, USD(1002)), balance(A3, USD(1)), offers(A1, 0));
env(trust(G1, A1["USD"](0), tfClearFreeze));
env.close();
}
// Testing existing offers behavior after trustline is deep frozen by
// the issuer
if (features[featureDeepFreeze])
{
env.require(balance(A1, USD(1002)));
env(offer(A1, XRP(1.9), USD(1)));
env(offer(A1, USD(1), XRP(1.1)));
env.close();
env.require(balance(A1, USD(1002)), offers(A1, 2));
env(trust(G1, A1["USD"](0), tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: A2 wants to sell to A1, must fail
env.require(balance(A1, USD(1002)), balance(A2, USD(997)));
env(offer(A2, XRP(1.1), USD(1)),
txflags(tfFillOrKill),
ter(tecKILLED));
env.close();
env.require(
balance(A1, USD(1002)), balance(A2, USD(997)), offers(A1, 1));
// test: A3 wants to buy from A1, must fail
env.require(
balance(A1, USD(1002)), balance(A3, USD(1)), offers(A1, 1));
env(offer(A3, USD(1), XRP(1.9)),
txflags(tfFillOrKill),
ter(tecKILLED));
env.close();
env.require(
balance(A1, USD(1002)), balance(A3, USD(1)), offers(A1, 0));
env(trust(G1, A1["USD"](0), tfClearFreeze | tfClearDeepFreeze));
env.close();
}
// Testing aggressive and passive offer placing, trustline frozen by
// the holder
{
env(trust(A1, limit, tfSetFreeze));
env.close();
// test: A1 can make passive buy offer
env(offer(A1, USD(1), XRP(0.5)), txflags(tfPassive));
env.close();
env.require(balance(A1, USD(1002)), offers(A1, 1));
// Cleanup
env(offer_cancel(A1, env.seq(A1) - 1));
env.require(offers(A1, 0));
env.close();
// test: A1 wants to buy, must fail
env(offer(A1, USD(1), XRP(2)),
txflags(tfFillOrKill),
ter(tecKILLED));
env.close();
env.require(
balance(A1, USD(1002)), balance(A2, USD(997)), offers(A1, 0));
// test: A1 can create passive sell offer
env(offer(A1, XRP(2), USD(1)), txflags(tfPassive));
env.close();
env.require(balance(A1, USD(1002)), offers(A1, 1));
// Cleanup
env(offer_cancel(A1, env.seq(A1) - 1));
env.require(offers(A1, 0));
env.close();
// test: A1 can sell to A3
env(offer(A1, XRP(1), USD(1)), txflags(tfFillOrKill));
env.close();
env.require(balance(A1, USD(1001)), offers(A1, 0));
env(trust(A1, limit, tfClearFreeze));
env.close();
}
// Testing aggressive and passive offer placing, trustline deep frozen
// by the holder
if (features[featureDeepFreeze])
{
env(trust(A1, limit, tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: A1 cannot create passive buy offer
env(offer(A1, USD(1), XRP(0.5)),
txflags(tfPassive),
ter(tecFROZEN));
env.close();
// test: A1 cannot buy, must fail
env(offer(A1, USD(1), XRP(2)),
txflags(tfFillOrKill),
ter(tecFROZEN));
env.close();
// test: A1 cannot create passive sell offer
env(offer(A1, XRP(2), USD(1)),
txflags(tfPassive),
ter(tecUNFUNDED_OFFER));
env.close();
// test: A1 cannot sell to A3
env(offer(A1, XRP(1), USD(1)),
txflags(tfFillOrKill),
ter(tecUNFUNDED_OFFER));
env.close();
env(trust(A1, limit, tfClearFreeze | tfClearDeepFreeze));
env.close();
}
}
void
testPathsWhenFrozen(FeatureBitset features)
{
testcase("Longer paths payment on frozen trust lines");
using namespace test::jtx;
using path = test::jtx::path;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
Account A2{"A2"};
auto const USD{G1["USD"]};
env.fund(XRP(10000), G1, A1, A2);
env.close();
auto const limit = USD(10000);
env.trust(limit, A1, A2);
env.close();
env(pay(G1, A1, USD(1000)));
env(pay(G1, A2, USD(1000)));
env.close();
env(offer(A2, XRP(100), USD(100)), txflags(tfPassive));
env.close();
// Testing payments A1 <-> G1 using offer from A2 frozen by issuer.
{
env(trust(G1, A2["USD"](0), tfSetFreeze));
env.close();
// test: A1 cannot send USD using XRP through A2 offer
env(pay(A1, G1, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_PARTIAL));
env.close();
// test: G1 cannot send USD using XRP through A2 offer
env(pay(G1, A1, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_PARTIAL));
env.close();
env(trust(G1, A2["USD"](0), tfClearFreeze));
env.close();
}
// Testing payments A1 <-> G1 using offer from A2 deep frozen by issuer.
if (features[featureDeepFreeze])
{
env(trust(G1, A2["USD"](0), tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: A1 cannot send USD using XRP through A2 offer
env(pay(A1, G1, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_PARTIAL));
env.close();
// test: G1 cannot send USD using XRP through A2 offer
env(pay(G1, A1, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_PARTIAL));
env.close();
env(trust(G1, A2["USD"](0), tfClearFreeze | tfClearDeepFreeze));
env.close();
}
// Testing payments A1 <-> G1 using offer from A2 frozen by currency
// holder.
{
env(trust(A2, limit, tfSetFreeze));
env.close();
// test: A1 can send USD using XRP through A2 offer
env(pay(A1, G1, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect));
env.close();
// test: G1 can send USD using XRP through A2 offer
env(pay(G1, A1, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect));
env.close();
env(trust(A2, limit, tfClearFreeze));
env.close();
}
// Testing payments A1 <-> G1 using offer from A2 deep frozen by
// currency holder.
if (features[featureDeepFreeze])
{
env(trust(A2, limit, tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: A1 cannot send USD using XRP through A2 offer
env(pay(A1, G1, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_PARTIAL));
env.close();
// test: G1 cannot send USD using XRP through A2 offer
env(pay(G1, A1, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_PARTIAL));
env.close();
env(trust(A2, limit, tfClearFreeze | tfClearDeepFreeze));
env.close();
}
// Cleanup
env(offer_cancel(A1, env.seq(A1) - 1));
env.require(offers(A1, 0));
env.close();
env(offer(A2, USD(100), XRP(100)), txflags(tfPassive));
env.close();
// Testing payments A1 <-> G1 using offer from A2 frozen by issuer.
{
env(trust(G1, A2["USD"](0), tfSetFreeze));
env.close();
// test: A1 can send XRP using USD through A2 offer
env(pay(A1, G1, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect));
env.close();
// test: G1 can send XRP using USD through A2 offer
env(pay(G1, A1, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect));
env.close();
env(trust(G1, A2["USD"](0), tfClearFreeze));
env.close();
}
// Testing payments A1 <-> G1 using offer from A2 deep frozen by
// issuer.
if (features[featureDeepFreeze])
{
env(trust(G1, A2["USD"](0), tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: A1 cannot send XRP using USD through A2 offer
env(pay(A1, G1, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_PARTIAL));
env.close();
// test: G1 cannot send XRP using USD through A2 offer
env(pay(G1, A1, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_PARTIAL));
env.close();
env(trust(G1, A2["USD"](0), tfClearFreeze | tfClearDeepFreeze));
env.close();
}
// Testing payments A1 <-> G1 using offer from A2 frozen by currency
// holder.
{
env(trust(A2, limit, tfSetFreeze));
env.close();
// test: A1 can send XRP using USD through A2 offer
env(pay(A1, G1, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect));
env.close();
// test: G1 can send XRP using USD through A2 offer
env(pay(G1, A1, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect));
env.close();
env(trust(A2, limit, tfClearFreeze));
env.close();
}
// Testing payments A1 <-> G1 using offer from A2 deep frozen by
// currency holder.
if (features[featureDeepFreeze])
{
env(trust(A2, limit, tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: A1 cannot send XRP using USD through A2 offer
env(pay(A1, G1, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_PARTIAL));
env.close();
// test: G1 cannot send XRP using USD through A2 offer
env(pay(G1, A1, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_PARTIAL));
env.close();
env(trust(A2, limit, tfClearFreeze | tfClearDeepFreeze));
env.close();
}
// Cleanup
env(offer_cancel(A1, env.seq(A1) - 1));
env.require(offers(A1, 0));
env.close();
}
void
testPaymentsWhenDeepFrozen(FeatureBitset features)
{
testcase("Direct payments on frozen trust lines");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
Account A2{"A2"};
auto const USD{G1["USD"]};
env.fund(XRP(10000), G1, A1, A2);
env.close();
auto const limit = USD(10000);
env.trust(limit, A1, A2);
env.close();
env(pay(G1, A1, USD(1000)));
env(pay(G1, A2, USD(1000)));
env.close();
// Checking payments before freeze
// To issuer:
env(pay(A1, G1, USD(1)));
env(pay(A2, G1, USD(1)));
env.close();
// To each other:
env(pay(A1, A2, USD(1)));
env(pay(A2, A1, USD(1)));
env.close();
// Freeze A1
env(trust(G1, A1["USD"](0), tfSetFreeze));
env.close();
// Issuer and A1 can send payments to each other
env(pay(A1, G1, USD(1)));
env(pay(G1, A1, USD(1)));
env.close();
// A1 cannot send tokens to A2
env(pay(A1, A2, USD(1)), ter(tecPATH_DRY));
// A2 can still send to A1
env(pay(A2, A1, USD(1)));
env.close();
if (features[featureDeepFreeze])
{
// Deep freeze A1
env(trust(G1, A1["USD"](0), tfSetDeepFreeze));
env.close();
// Issuer and A1 can send payments to each other
env(pay(A1, G1, USD(1)));
env(pay(G1, A1, USD(1)));
env.close();
// A1 cannot send tokens to A2
env(pay(A1, A2, USD(1)), ter(tecPATH_DRY));
// A2 cannot send tokens to A1
env(pay(A2, A1, USD(1)), ter(tecPATH_DRY));
// Clear deep freeze on A1
env(trust(G1, A1["USD"](0), tfClearDeepFreeze));
env.close();
}
// Clear freeze on A1
env(trust(G1, A1["USD"](0), tfClearFreeze));
env.close();
// A1 freezes trust line
env(trust(A1, limit, tfSetFreeze));
env.close();
// Issuer and A2 must not be affected
env(pay(A2, G1, USD(1)));
env(pay(G1, A2, USD(1)));
env.close();
// A1 can send tokens to the issuer
env(pay(A1, G1, USD(1)));
env.close();
// A1 can send tokens to A2
env(pay(A1, A2, USD(1)));
env.close();
// Issuer can sent tokens to A1
env(pay(G1, A1, USD(1)));
// A2 cannot send tokens to A1
env(pay(A2, A1, USD(1)), ter(tecPATH_DRY));
if (features[featureDeepFreeze])
{
// A1 deep freezes trust line
env(trust(A1, limit, tfSetDeepFreeze));
env.close();
// Issuer and A2 must not be affected
env(pay(A2, G1, USD(1)));
env(pay(G1, A2, USD(1)));
env.close();
// A1 can still send token to issuer
env(pay(A1, G1, USD(1)));
env.close();
// Issuer can send tokens to A1
env(pay(G1, A1, USD(1)));
// A2 cannot send tokens to A1
env(pay(A2, A1, USD(1)), ter(tecPATH_DRY));
// A1 cannot send tokens to A2
env(pay(A1, A2, USD(1)), ter(tecPATH_DRY));
}
}
void
testChecksWhenFrozen(FeatureBitset features)
{
testcase("Checks on frozen trust lines");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
Account A2{"A2"};
auto const USD{G1["USD"]};
env.fund(XRP(10000), G1, A1, A2);
env.close();
auto const limit = USD(10000);
env.trust(limit, A1, A2);
env.close();
env(pay(G1, A1, USD(1000)));
env(pay(G1, A2, USD(1000)));
env.close();
// Confirming we can write and cash checks
{
uint256 const checkId{getCheckIndex(G1, env.seq(G1))};
env(check::create(G1, A1, USD(10)));
env.close();
env(check::cash(A1, checkId, USD(10)));
env.close();
}
{
uint256 const checkId{getCheckIndex(G1, env.seq(G1))};
env(check::create(G1, A2, USD(10)));
env.close();
env(check::cash(A2, checkId, USD(10)));
env.close();
}
{
uint256 const checkId{getCheckIndex(A1, env.seq(A1))};
env(check::create(A1, G1, USD(10)));
env.close();
env(check::cash(G1, checkId, USD(10)));
env.close();
}
{
uint256 const checkId{getCheckIndex(A1, env.seq(A1))};
env(check::create(A1, A2, USD(10)));
env.close();
env(check::cash(A2, checkId, USD(10)));
env.close();
}
{
uint256 const checkId{getCheckIndex(A2, env.seq(A2))};
env(check::create(A2, G1, USD(10)));
env.close();
env(check::cash(G1, checkId, USD(10)));
env.close();
}
{
uint256 const checkId{getCheckIndex(A2, env.seq(A2))};
env(check::create(A2, A1, USD(10)));
env.close();
env(check::cash(A1, checkId, USD(10)));
env.close();
}
// Testing creation and cashing of checks on a trustline frozen by
// issuer
{
env(trust(G1, A1["USD"](0), tfSetFreeze));
env.close();
// test: issuer writes check to A1.
{
uint256 const checkId{getCheckIndex(G1, env.seq(G1))};
env(check::create(G1, A1, USD(10)));
env.close();
env(check::cash(A1, checkId, USD(10)), ter(tecFROZEN));
env.close();
}
// test: A2 writes check to A1.
{
uint256 const checkId{getCheckIndex(A2, env.seq(A2))};
env(check::create(A2, A1, USD(10)));
env.close();
// Same as previous test
env(check::cash(A1, checkId, USD(10)), ter(tecFROZEN));
env.close();
}
// test: A1 writes check to issuer
{
env(check::create(A1, G1, USD(10)), ter(tecFROZEN));
env.close();
}
// test: A1 writes check to A2
{
// Same as previous test
env(check::create(A1, A2, USD(10)), ter(tecFROZEN));
env.close();
}
// Unfreeze the trustline to create a couple of checks so that we
// could try to cash them later when the trustline is frozen again.
env(trust(G1, A1["USD"](0), tfClearFreeze));
env.close();
uint256 const checkId1{getCheckIndex(A1, env.seq(A1))};
env(check::create(A1, G1, USD(10)));
env.close();
uint256 const checkId2{getCheckIndex(A1, env.seq(A1))};
env(check::create(A1, A2, USD(10)));
env.close();
env(trust(G1, A1["USD"](0), tfSetFreeze));
env.close();
// test: issuer tries to cash the check from A1
{
env(check::cash(G1, checkId1, USD(10)), ter(tecPATH_PARTIAL));
env.close();
}
// test: A2 tries to cash the check from A1
{
env(check::cash(A2, checkId2, USD(10)), ter(tecPATH_PARTIAL));
env.close();
}
env(trust(G1, A1["USD"](0), tfClearFreeze));
env.close();
}
// Testing creation and cashing of checks on a trustline deep frozen by
// issuer
if (features[featureDeepFreeze])
{
env(trust(G1, A1["USD"](0), tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: issuer writes check to A1.
{
uint256 const checkId{getCheckIndex(G1, env.seq(G1))};
env(check::create(G1, A1, USD(10)));
env.close();
env(check::cash(A1, checkId, USD(10)), ter(tecFROZEN));
env.close();
}
// test: A2 writes check to A1.
{
uint256 const checkId{getCheckIndex(A2, env.seq(A2))};
env(check::create(A2, A1, USD(10)));
env.close();
// Same as previous test
env(check::cash(A1, checkId, USD(10)), ter(tecFROZEN));
env.close();
}
// test: A1 writes check to issuer
{
env(check::create(A1, G1, USD(10)), ter(tecFROZEN));
env.close();
}
// test: A1 writes check to A2
{
// Same as previous test
env(check::create(A1, A2, USD(10)), ter(tecFROZEN));
env.close();
}
// Unfreeze the trustline to create a couple of checks so that we
// could try to cash them later when the trustline is frozen again.
env(trust(G1, A1["USD"](0), tfClearFreeze | tfClearDeepFreeze));
env.close();
uint256 const checkId1{getCheckIndex(A1, env.seq(A1))};
env(check::create(A1, G1, USD(10)));
env.close();
uint256 const checkId2{getCheckIndex(A1, env.seq(A1))};
env(check::create(A1, A2, USD(10)));
env.close();
env(trust(G1, A1["USD"](0), tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: issuer tries to cash the check from A1
{
env(check::cash(G1, checkId1, USD(10)), ter(tecPATH_PARTIAL));
env.close();
}
// test: A2 tries to cash the check from A1
{
env(check::cash(A2, checkId2, USD(10)), ter(tecPATH_PARTIAL));
env.close();
}
env(trust(G1, A1["USD"](0), tfClearFreeze | tfClearDeepFreeze));
env.close();
}
// Testing creation and cashing of checks on a trustline frozen by
// a currency holder
{
env(trust(A1, limit, tfSetFreeze));
env.close();
// test: issuer writes check to A1.
{
env(check::create(G1, A1, USD(10)), ter(tecFROZEN));
env.close();
}
// test: A2 writes check to A1.
{
env(check::create(A2, A1, USD(10)), ter(tecFROZEN));
env.close();
}
// test: A1 writes check to issuer
{
uint256 const checkId{getCheckIndex(A1, env.seq(A1))};
env(check::create(A1, G1, USD(10)));
env.close();
env(check::cash(G1, checkId, USD(10)));
env.close();
}
// test: A1 writes check to A2
{
uint256 const checkId{getCheckIndex(A1, env.seq(A1))};
env(check::create(A1, A2, USD(10)));
env.close();
env(check::cash(A2, checkId, USD(10)));
env.close();
}
env(trust(A1, limit, tfClearFreeze));
env.close();
}
// Testing creation and cashing of checks on a trustline deep frozen by
// a currency holder
if (features[featureDeepFreeze])
{
env(trust(A1, limit, tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: issuer writes check to A1.
{
env(check::create(G1, A1, USD(10)), ter(tecFROZEN));
env.close();
}
// test: A2 writes check to A1.
{
env(check::create(A2, A1, USD(10)), ter(tecFROZEN));
env.close();
}
// test: A1 writes check to issuer
{
uint256 const checkId{getCheckIndex(A1, env.seq(A1))};
env(check::create(A1, G1, USD(10)));
env.close();
env(check::cash(G1, checkId, USD(10)), ter(tecPATH_PARTIAL));
env.close();
}
// test: A1 writes check to A2
{
uint256 const checkId{getCheckIndex(A1, env.seq(A1))};
env(check::create(A1, A2, USD(10)));
env.close();
env(check::cash(A2, checkId, USD(10)), ter(tecPATH_PARTIAL));
env.close();
}
env(trust(A1, limit, tfClearFreeze | tfClearDeepFreeze));
env.close();
}
}
void
testAMMWhenFreeze(FeatureBitset features)
{
testcase("AMM payments on frozen trust lines");
using namespace test::jtx;
using path = test::jtx::path;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
Account A2{"A2"};
auto const USD{G1["USD"]};
env.fund(XRP(10000), G1, A1, A2);
env.close();
env.trust(G1["USD"](10000), A1, A2);
env.close();
env(pay(G1, A1, USD(1000)));
env(pay(G1, A2, USD(1000)));
env.close();
AMM ammG1(env, G1, XRP(1'000), USD(1'000));
env.close();
// Testing basic payment using AMM when freezing one of the trust lines.
{
env(trust(G1, A1["USD"](0), tfSetFreeze));
env.close();
// test: can still use XRP to make payment
env(pay(A1, A2, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect));
env.close();
// test: cannot use USD to make payment
env(pay(A1, A2, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_DRY));
env.close();
// test: can still receive USD payments.
env(pay(A2, A1, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect));
env.close();
// test: can still receive XRP payments.
env(pay(A2, A1, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect));
env.close();
env(trust(G1, A1["USD"](0), tfClearFreeze));
env.close();
}
// Testing basic payment using AMM when deep freezing one of the trust
// lines.
if (features[featureDeepFreeze])
{
env(trust(G1, A1["USD"](0), tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: can still use XRP to make payment
env(pay(A1, A2, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect));
env.close();
// test: cannot use USD to make payment
env(pay(A1, A2, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_DRY));
env.close();
// test: cannot receive USD payments.
env(pay(A2, A1, USD(10)),
path(~USD),
sendmax(XRP(11)),
txflags(tfNoRippleDirect),
ter(tecPATH_DRY));
env.close();
// test: can still receive XRP payments.
env(pay(A2, A1, XRP(10)),
path(~XRP),
sendmax(USD(11)),
txflags(tfNoRippleDirect));
env.close();
env(trust(G1, A1["USD"](0), tfClearFreeze | tfClearDeepFreeze));
env.close();
}
}
void
testNFTOffersWhenFreeze(FeatureBitset features)
{
testcase("NFT offers on frozen trust lines");
using namespace test::jtx;
Env env(*this, features);
Account G1{"G1"};
Account A1{"A1"};
Account A2{"A2"};
auto const USD{G1["USD"]};
env.fund(XRP(10000), G1, A1, A2);
env.close();
auto const limit = USD(10000);
env.trust(limit, A1, A2);
env.close();
env(pay(G1, A1, USD(1000)));
env(pay(G1, A2, USD(1000)));
env.close();
// Testing A2 nft offer sell when A2 frozen by issuer
{
auto const sellOfferIndex = createNFTSellOffer(env, A2, USD(10));
env(trust(G1, A2["USD"](0), tfSetFreeze));
env.close();
// test: A2 can still receive USD for his NFT
env(token::acceptSellOffer(A1, sellOfferIndex));
env.close();
env(trust(G1, A2["USD"](0), tfClearFreeze));
env.close();
}
// Testing A2 nft offer sell when A2 deep frozen by issuer
if (features[featureDeepFreeze])
{
auto const sellOfferIndex = createNFTSellOffer(env, A2, USD(10));
env(trust(G1, A2["USD"](0), tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: A2 cannot receive USD for his NFT
env(token::acceptSellOffer(A1, sellOfferIndex), ter(tecFROZEN));
env.close();
env(trust(G1, A2["USD"](0), tfClearFreeze | tfClearDeepFreeze));
env.close();
}
// Testing A1 nft offer sell when A2 frozen by issuer
{
auto const sellOfferIndex = createNFTSellOffer(env, A1, USD(10));
env(trust(G1, A2["USD"](0), tfSetFreeze));
env.close();
// test: A2 cannot send USD for NFT
env(token::acceptSellOffer(A2, sellOfferIndex),
ter(tecINSUFFICIENT_FUNDS));
env.close();
env(trust(G1, A2["USD"](0), tfClearFreeze));
env.close();
}
// Testing A1 nft offer sell when A2 deep frozen by issuer
if (features[featureDeepFreeze])
{
auto const sellOfferIndex = createNFTSellOffer(env, A1, USD(10));
env(trust(G1, A2["USD"](0), tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: A2 cannot send USD for NFT
env(token::acceptSellOffer(A2, sellOfferIndex),
ter(tecINSUFFICIENT_FUNDS));
env.close();
env(trust(G1, A2["USD"](0), tfClearFreeze | tfClearDeepFreeze));
env.close();
}
// Testing A1 nft buy offer when A2 deep frozen by issuer
if (features[featureDeepFreeze] &&
features[fixEnforceNFTokenTrustlineV2])
{
env(trust(G1, A2["USD"](0), tfSetFreeze | tfSetDeepFreeze));
env.close();
uint256 const nftID{token::getNextID(env, A2, 0u, tfTransferable)};
env(token::mint(A2, 0), txflags(tfTransferable));
env.close();
auto const buyIdx = keylet::nftoffer(A1, env.seq(A1)).key;
env(token::createOffer(A1, nftID, USD(10)), token::owner(A2));
env.close();
env(token::acceptBuyOffer(A2, buyIdx), ter(tecFROZEN));
env.close();
env(trust(G1, A2["USD"](0), tfClearFreeze | tfClearDeepFreeze));
env.close();
env(token::acceptBuyOffer(A2, buyIdx));
env.close();
}
// Testing A2 nft offer sell when A2 frozen by currency holder
{
auto const sellOfferIndex = createNFTSellOffer(env, A2, USD(10));
env(trust(A2, limit, tfSetFreeze));
env.close();
// test: offer can still be accepted.
env(token::acceptSellOffer(A1, sellOfferIndex));
env.close();
env(trust(A2, limit, tfClearFreeze));
env.close();
}
// Testing A2 nft offer sell when A2 deep frozen by currency holder
if (features[featureDeepFreeze])
{
auto const sellOfferIndex = createNFTSellOffer(env, A2, USD(10));
env(trust(A2, limit, tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: A2 cannot receive USD for his NFT
env(token::acceptSellOffer(A1, sellOfferIndex), ter(tecFROZEN));
env.close();
env(trust(A2, limit, tfClearFreeze | tfClearDeepFreeze));
env.close();
}
// Testing A1 nft offer sell when A2 frozen by currency holder
{
auto const sellOfferIndex = createNFTSellOffer(env, A1, USD(10));
env(trust(A2, limit, tfSetFreeze));
env.close();
// test: A2 cannot send USD for NFT
env(token::acceptSellOffer(A2, sellOfferIndex));
env.close();
env(trust(A2, limit, tfClearFreeze));
env.close();
}
// Testing A1 nft offer sell when A2 deep frozen by currency holder
if (features[featureDeepFreeze])
{
auto const sellOfferIndex = createNFTSellOffer(env, A1, USD(10));
env(trust(A2, limit, tfSetFreeze | tfSetDeepFreeze));
env.close();
// test: A2 cannot send USD for NFT
env(token::acceptSellOffer(A2, sellOfferIndex),
ter(tecINSUFFICIENT_FUNDS));
env.close();
env(trust(A2, limit, tfClearFreeze | tfClearDeepFreeze));
env.close();
}
// Testing brokered offer acceptance
if (features[featureDeepFreeze] &&
features[fixEnforceNFTokenTrustlineV2])
{
Account broker{"broker"};
env.fund(XRP(10000), broker);
env.close();
env(trust(G1, broker["USD"](1000), tfSetFreeze | tfSetDeepFreeze));
env.close();
uint256 const nftID{token::getNextID(env, A2, 0u, tfTransferable)};
env(token::mint(A2, 0), txflags(tfTransferable));
env.close();
uint256 const sellIdx = keylet::nftoffer(A2, env.seq(A2)).key;
env(token::createOffer(A2, nftID, USD(10)), txflags(tfSellNFToken));
env.close();
auto const buyIdx = keylet::nftoffer(A1, env.seq(A1)).key;
env(token::createOffer(A1, nftID, USD(11)), token::owner(A2));
env.close();
env(token::brokerOffers(broker, buyIdx, sellIdx),
token::brokerFee(USD(1)),
ter(tecFROZEN));
env.close();
}
// Testing transfer fee
if (features[featureDeepFreeze] &&
features[fixEnforceNFTokenTrustlineV2])
{
Account minter{"minter"};
env.fund(XRP(10000), minter);
env.close();
env(trust(G1, minter["USD"](1000)));
env.close();
uint256 const nftID{
token::getNextID(env, minter, 0u, tfTransferable, 1u)};
env(token::mint(minter, 0),
token::xferFee(1u),
txflags(tfTransferable));
env.close();
uint256 const minterSellIdx =
keylet::nftoffer(minter, env.seq(minter)).key;
env(token::createOffer(minter, nftID, drops(1)),
txflags(tfSellNFToken));
env.close();
env(token::acceptSellOffer(A2, minterSellIdx));
env.close();
uint256 const sellIdx = keylet::nftoffer(A2, env.seq(A2)).key;
env(token::createOffer(A2, nftID, USD(100)),
txflags(tfSellNFToken));
env.close();
env(trust(G1, minter["USD"](1000), tfSetFreeze | tfSetDeepFreeze));
env.close();
env(token::acceptSellOffer(A1, sellIdx), ter(tecFROZEN));
env.close();
}
}
// Helper function to extract trustline flags from open ledger
uint32_t
getTrustlineFlags(
test::jtx::Env& env,
size_t expectedArraySize,
size_t expectedArrayIndex,
bool modified = true)
{
using namespace test::jtx;
auto const affected =
env.meta()->getJson(JsonOptions::none)[sfAffectedNodes.fieldName];
if (!BEAST_EXPECT(checkArraySize(affected, expectedArraySize)))
return 0;
if (modified)
{
return affected[expectedArrayIndex][sfModifiedNode.fieldName]
[sfFinalFields.fieldName][jss::Flags]
.asUInt();
}
return affected[expectedArrayIndex][sfCreatedNode.fieldName]
[sfNewFields.fieldName][jss::Flags]
.asUInt();
}
// Helper function that returns the index of the next check on account
uint256
getCheckIndex(AccountID const& account, std::uint32_t uSequence)
{
return keylet::check(account, uSequence).key;
}
uint256
createNFTSellOffer(
test::jtx::Env& env,
test::jtx::Account const& account,
test::jtx::PrettyAmount const& currency)
{
using namespace test::jtx;
uint256 const nftID{token::getNextID(env, account, 0u, tfTransferable)};
env(token::mint(account, 0), txflags(tfTransferable));
env.close();
uint256 const sellOfferIndex =
keylet::nftoffer(account, env.seq(account)).key;
env(token::createOffer(account, nftID, currency),
txflags(tfSellNFToken));
env.close();
return sellOfferIndex;
}
public:
void
run() override
{
auto testAll = [this](FeatureBitset features) {
testRippleState(features);
testDeepFreeze(features);
testCreateFrozenTrustline(features);
testSetAndClear(features);
testGlobalFreeze(features);
testNoFreeze(features);
testOffersWhenFrozen(features);
testOffersWhenDeepFrozen(features);
testPaymentsWhenDeepFrozen(features);
testChecksWhenFrozen(features);
testAMMWhenFreeze(features);
testPathsWhenFrozen(features);
testNFTOffersWhenFreeze(features);
};
using namespace test::jtx;
auto const sa = testable_amendments();
testAll(
sa - featureDeepFreeze - featurePermissionedDEX -
fixEnforceNFTokenTrustlineV2);
testAll(sa - featurePermissionedDEX - fixEnforceNFTokenTrustlineV2);
testAll(sa - featureDeepFreeze - featurePermissionedDEX);
testAll(sa - featurePermissionedDEX);
testAll(sa - fixEnforceNFTokenTrustlineV2);
testAll(sa - featureDeepFreeze);
testAll(sa);
}
};
BEAST_DEFINE_TESTSUITE(Freeze, app, ripple);
} // namespace ripple