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Don't include unit test sources in code coverage (RIPD-1132):
Most files containing unit test code are moved to src/test. JTx and the test client code are not yet moved.
This commit is contained in:
Brad Chase
816
src/test/app/Offer_test.cpp
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816
src/test/app/Offer_test.cpp
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@@ -0,0 +1,816 @@
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//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012-2015 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#include <BeastConfig.h>
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#include <ripple/app/main/Application.h>
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#include <ripple/app/ledger/Ledger.h>
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#include <ripple/basics/Log.h>
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#include <ripple/test/jtx.h>
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#include <ripple/test/jtx/Account.h>
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#include <ripple/ledger/tests/PathSet.h>
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#include <ripple/protocol/SystemParameters.h>
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namespace ripple {
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namespace test {
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class Offer_test : public beast::unit_test::suite
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{
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XRPAmount reserve(jtx::Env& env, std::uint32_t count)
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{
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return env.current()->fees().accountReserve (count);
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}
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std::uint32_t lastClose (jtx::Env& env)
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{
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return env.current()->info().parentCloseTime.time_since_epoch().count();
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}
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static auto
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xrpMinusFee (jtx::Env const& env, std::int64_t xrpAmount)
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-> jtx::PrettyAmount
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{
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using namespace jtx;
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auto feeDrops = env.current ()->fees ().base;
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return drops (dropsPerXRP<std::int64_t>::value * xrpAmount - feeDrops);
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};
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public:
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void testRmFundedOffer ()
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{
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testcase ("Incorrect Removal of Funded Offers");
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// We need at least two paths. One at good quality and one at bad quality.
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// The bad quality path needs two offer books in a row. Each offer book
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// should have two offers at the same quality, the offers should be
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// completely consumed, and the payment should should require both offers to
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// be satisified. The first offer must be "taker gets" XRP. Old, broken
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// would remove the first "taker gets" xrp offer, even though the offer is
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// still funded and not used for the payment.
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using namespace jtx;
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Env env (*this);
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// ledger close times have a dynamic resolution depending on network
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// conditions it appears the resolution in test is 10 seconds
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env.close ();
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auto const gw = Account ("gateway");
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auto const USD = gw["USD"];
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auto const BTC = gw["BTC"];
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Account const alice ("alice");
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Account const bob ("bob");
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Account const carol ("carol");
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env.fund (XRP (10000), alice, bob, carol, gw);
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env.trust (USD (1000), alice, bob, carol);
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env.trust (BTC (1000), alice, bob, carol);
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env (pay (gw, alice, BTC (1000)));
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env (pay (gw, carol, USD (1000)));
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env (pay (gw, carol, BTC (1000)));
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// Must be two offers at the same quality
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// "taker gets" must be XRP
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// (Different amounts so I can distinguish the offers)
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env (offer (carol, BTC (49), XRP (49)));
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env (offer (carol, BTC (51), XRP (51)));
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// Offers for the poor quality path
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// Must be two offers at the same quality
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env (offer (carol, XRP (50), USD (50)));
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env (offer (carol, XRP (50), USD (50)));
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// Offers for the good quality path
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env (offer (carol, BTC (1), USD (100)));
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PathSet paths (Path (XRP, USD), Path (USD));
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env (pay ("alice", "bob", USD (100)), json (paths.json ()),
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sendmax (BTC (1000)), txflags (tfPartialPayment));
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env.require (balance ("bob", USD (100)));
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BEAST_EXPECT(!isOffer (env, "carol", BTC (1), USD (100)) &&
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isOffer (env, "carol", BTC (49), XRP (49)));
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}
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void testCanceledOffer ()
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{
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testcase ("Removing Canceled Offers");
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using namespace jtx;
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Env env (*this);
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auto const gw = Account ("gateway");
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auto const USD = gw["USD"];
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env.fund (XRP (10000), "alice", gw);
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env.trust (USD (100), "alice");
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env (pay (gw, "alice", USD (50)));
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auto const firstOfferSeq = env.seq ("alice");
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Json::StaticString const osKey ("OfferSequence");
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env (offer ("alice", XRP (500), USD (100)),
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require (offers ("alice", 1)));
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BEAST_EXPECT(isOffer (env, "alice", XRP (500), USD (100)));
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// cancel the offer above and replace it with a new offer
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env (offer ("alice", XRP (300), USD (100)), json (osKey, firstOfferSeq),
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require (offers ("alice", 1)));
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BEAST_EXPECT(isOffer (env, "alice", XRP (300), USD (100)) &&
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!isOffer (env, "alice", XRP (500), USD (100)));
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// Test canceling non-existant offer.
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env (offer ("alice", XRP (400), USD (200)), json (osKey, firstOfferSeq),
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require (offers ("alice", 2)));
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BEAST_EXPECT(isOffer (env, "alice", XRP (300), USD (100)) &&
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isOffer (env, "alice", XRP (400), USD (200)));
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}
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void testTinyPayment ()
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{
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testcase ("Tiny payments");
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// Regression test for tiny payments
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using namespace jtx;
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using namespace std::chrono_literals;
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auto const alice = Account ("alice");
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auto const bob = Account ("bob");
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auto const carol = Account ("carol");
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auto const gw = Account ("gw");
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auto const USD = gw["USD"];
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auto const EUR = gw["EUR"];
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Env env (*this);
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env.fund (XRP (10000), alice, bob, carol, gw);
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env.trust (USD (1000), alice, bob, carol);
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env.trust (EUR (1000), alice, bob, carol);
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env (pay (gw, alice, USD (100)));
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env (pay (gw, carol, EUR (100)));
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// Create more offers than the loop max count in DeliverNodeReverse
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for (int i=0;i<101;++i)
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env (offer (carol, USD (1), EUR (2)));
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for (auto timeDelta : {
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- env.closed()->info().closeTimeResolution,
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env.closed()->info().closeTimeResolution} )
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{
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auto const closeTime = STAmountSO::soTime + timeDelta;
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env.close (closeTime);
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*stAmountCalcSwitchover = closeTime > STAmountSO::soTime;
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// Will fail without the underflow fix
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auto expectedResult = *stAmountCalcSwitchover ?
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tesSUCCESS : tecPATH_PARTIAL;
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env (pay ("alice", "bob", EUR (epsilon)), path (~EUR),
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sendmax (USD (100)), ter (expectedResult));
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}
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}
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void testXRPTinyPayment ()
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{
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testcase ("XRP Tiny payments");
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// Regression test for tiny xrp payments
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// In some cases, when the payment code calculates
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// the amount of xrp needed as input to an xrp->iou offer
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// it would incorrectly round the amount to zero (even when
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// round-up was set to true).
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// The bug would cause funded offers to be incorrectly removed
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// because the code thought they were unfunded.
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// The conditions to trigger the bug are:
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// 1) When we calculate the amount of input xrp needed for an offer from
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// xrp->iou, the amount is less than 1 drop (after rounding up the float
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// representation).
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// 2) There is another offer in the same book with a quality sufficiently bad that
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// when calculating the input amount needed the amount is not set to zero.
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using namespace jtx;
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using namespace std::chrono_literals;
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auto const alice = Account ("alice");
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auto const bob = Account ("bob");
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auto const carol = Account ("carol");
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auto const dan = Account ("dan");
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auto const erin = Account ("erin");
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auto const gw = Account ("gw");
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auto const USD = gw["USD"];
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for (auto withFix : {false, true})
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{
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Env env (*this);
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auto closeTime = [&]
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{
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auto const delta =
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100 * env.closed ()->info ().closeTimeResolution;
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if (withFix)
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return STAmountSO::soTime2 + delta;
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else
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return STAmountSO::soTime2 - delta;
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}();
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auto offerCount = [&env](jtx::Account const& account)
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{
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auto count = 0;
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forEachItem (*env.current (), account,
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[&](std::shared_ptr<SLE const> const& sle)
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{
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if (sle->getType () == ltOFFER)
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++count;
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});
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return count;
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};
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env.fund (XRP (10000), alice, bob, carol, dan, erin, gw);
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env.trust (USD (1000), alice, bob, carol, dan, erin);
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env (pay (gw, carol, USD (0.99999)));
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env (pay (gw, dan, USD (1)));
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env (pay (gw, erin, USD (1)));
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// Carol doen't quite have enough funds for this offer
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// The amount left after this offer is taken will cause
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// STAmount to incorrectly round to zero when the next offer
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// (at a good quality) is considered. (when the
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// stAmountCalcSwitchover2 patch is inactive)
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env (offer (carol, drops (1), USD (1)));
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// Offer at a quality poor enough so when the input xrp is calculated
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// in the reverse pass, the amount is not zero.
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env (offer (dan, XRP (100), USD (1)));
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env.close (closeTime);
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// This is the funded offer that will be incorrectly removed.
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// It is considered after the offer from carol, which leaves a
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// tiny amount left to pay. When calculating the amount of xrp
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// needed for this offer, it will incorrectly compute zero in both
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// the forward and reverse passes (when the stAmountCalcSwitchover2 is
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// inactive.)
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env (offer (erin, drops (1), USD (1)));
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{
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env (pay (alice, bob, USD (1)), path (~USD),
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sendmax (XRP (102)),
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txflags (tfNoRippleDirect | tfPartialPayment));
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BEAST_EXPECT(offerCount (carol) == 0);
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BEAST_EXPECT(offerCount (dan) == 1);
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if (!withFix)
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{
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// funded offer was removed
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BEAST_EXPECT(offerCount (erin) == 0);
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env.require (balance ("erin", USD (1)));
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}
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else
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{
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// offer was correctly consumed. There is stil some
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// liquidity left on that offer.
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BEAST_EXPECT(offerCount (erin) == 1);
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env.require (balance ("erin", USD (0.99999)));
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}
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}
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}
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}
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void testEnforceNoRipple ()
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{
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testcase ("Enforce No Ripple");
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using namespace jtx;
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auto const gw = Account ("gateway");
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auto const USD = gw["USD"];
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auto const BTC = gw["BTC"];
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auto const EUR = gw["EUR"];
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Account const alice ("alice");
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Account const bob ("bob");
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Account const carol ("carol");
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Account const dan ("dan");
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|
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{
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// No ripple with an implied account step after an offer
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Env env (*this);
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auto const gw1 = Account ("gw1");
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auto const USD1 = gw1["USD"];
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auto const gw2 = Account ("gw2");
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auto const USD2 = gw2["USD"];
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env.fund (XRP (10000), alice, noripple (bob), carol, dan, gw1, gw2);
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env.trust (USD1 (1000), alice, carol, dan);
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env(trust (bob, USD1 (1000), tfSetNoRipple));
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env.trust (USD2 (1000), alice, carol, dan);
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env(trust (bob, USD2 (1000), tfSetNoRipple));
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env (pay (gw1, dan, USD1 (50)));
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env (pay (gw1, bob, USD1 (50)));
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env (pay (gw2, bob, USD2 (50)));
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env (offer (dan, XRP (50), USD1 (50)));
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env (pay (alice, carol, USD2 (50)), path (~USD1, bob), ter(tecPATH_DRY),
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sendmax (XRP (50)), txflags (tfNoRippleDirect));
|
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}
|
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{
|
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// Make sure payment works with default flags
|
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Env env (*this);
|
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auto const gw1 = Account ("gw1");
|
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auto const USD1 = gw1["USD"];
|
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auto const gw2 = Account ("gw2");
|
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auto const USD2 = gw2["USD"];
|
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|
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env.fund (XRP (10000), alice, bob, carol, dan, gw1, gw2);
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env.trust (USD1 (1000), alice, bob, carol, dan);
|
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env.trust (USD2 (1000), alice, bob, carol, dan);
|
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|
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env (pay (gw1, dan, USD1 (50)));
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env (pay (gw1, bob, USD1 (50)));
|
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env (pay (gw2, bob, USD2 (50)));
|
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|
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env (offer (dan, XRP (50), USD1 (50)));
|
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env (pay (alice, carol, USD2 (50)), path (~USD1, bob),
|
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sendmax (XRP (50)), txflags (tfNoRippleDirect));
|
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|
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env.require (balance (alice, xrpMinusFee (env, 10000 - 50)));
|
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env.require (balance (bob, USD1 (100)));
|
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env.require (balance (bob, USD2 (0)));
|
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env.require (balance (carol, USD2 (50)));
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
testInsufficientReserve ()
|
||||
{
|
||||
testcase ("Insufficient Reserve");
|
||||
|
||||
// If an account places an offer and its balance
|
||||
// *before* the transaction began isn't high enough
|
||||
// to meet the reserve *after* the transaction runs,
|
||||
// then no offer should go on the books but if the
|
||||
// offer partially or fully crossed the tx succeeds.
|
||||
|
||||
using namespace jtx;
|
||||
|
||||
auto const gw = Account("gateway");
|
||||
auto const USD = gw["USD"];
|
||||
|
||||
auto const usdOffer = USD(1000);
|
||||
auto const xrpOffer = XRP(1000);
|
||||
|
||||
// No crossing:
|
||||
{
|
||||
Env env(*this);
|
||||
env.fund (XRP(1000000), gw);
|
||||
|
||||
auto const f = env.current ()->fees ().base;
|
||||
auto const r = reserve (env, 0);
|
||||
|
||||
env.fund (r + f, "alice");
|
||||
|
||||
env (trust ("alice", usdOffer), ter(tesSUCCESS));
|
||||
env (pay (gw, "alice", usdOffer), ter(tesSUCCESS));
|
||||
env (offer ("alice", xrpOffer, usdOffer), ter(tecINSUF_RESERVE_OFFER));
|
||||
|
||||
env.require (
|
||||
balance ("alice", r - f),
|
||||
owners ("alice", 1));
|
||||
}
|
||||
|
||||
// Partial cross:
|
||||
{
|
||||
Env env(*this);
|
||||
env.fund (XRP(1000000), gw);
|
||||
|
||||
auto const f = env.current ()->fees ().base;
|
||||
auto const r = reserve (env, 0);
|
||||
|
||||
auto const usdOffer2 = USD(500);
|
||||
auto const xrpOffer2 = XRP(500);
|
||||
|
||||
env.fund (r + f + xrpOffer, "bob");
|
||||
env (offer ("bob", usdOffer2, xrpOffer2), ter(tesSUCCESS));
|
||||
env.fund (r + f, "alice");
|
||||
env (trust ("alice", usdOffer), ter(tesSUCCESS));
|
||||
env (pay (gw, "alice", usdOffer), ter(tesSUCCESS));
|
||||
env (offer ("alice", xrpOffer, usdOffer), ter(tesSUCCESS));
|
||||
|
||||
env.require (
|
||||
balance ("alice", r - f + xrpOffer2),
|
||||
balance ("alice", usdOffer2),
|
||||
owners ("alice", 1),
|
||||
balance ("bob", r + xrpOffer2),
|
||||
balance ("bob", usdOffer2),
|
||||
owners ("bob", 1));
|
||||
}
|
||||
|
||||
// Account has enough reserve as is, but not enough
|
||||
// if an offer were added. Attempt to sell IOUs to
|
||||
// buy XRP. If it fully crosses, we succeed.
|
||||
{
|
||||
Env env(*this);
|
||||
env.fund (XRP(1000000), gw);
|
||||
|
||||
auto const f = env.current ()->fees ().base;
|
||||
auto const r = reserve (env, 0);
|
||||
|
||||
auto const usdOffer2 = USD(500);
|
||||
auto const xrpOffer2 = XRP(500);
|
||||
|
||||
env.fund (r + f + xrpOffer, "bob", "carol");
|
||||
env (offer ("bob", usdOffer2, xrpOffer2), ter(tesSUCCESS));
|
||||
env (offer ("carol", usdOffer, xrpOffer), ter(tesSUCCESS));
|
||||
|
||||
env.fund (r + f, "alice");
|
||||
env (trust ("alice", usdOffer), ter(tesSUCCESS));
|
||||
env (pay (gw, "alice", usdOffer), ter(tesSUCCESS));
|
||||
env (offer ("alice", xrpOffer, usdOffer), ter(tesSUCCESS));
|
||||
|
||||
env.require (
|
||||
balance ("alice", r - f + xrpOffer),
|
||||
balance ("alice", USD(0)),
|
||||
owners ("alice", 1),
|
||||
balance ("bob", r + xrpOffer2),
|
||||
balance ("bob", usdOffer2),
|
||||
owners ("bob", 1),
|
||||
balance ("carol", r + xrpOffer2),
|
||||
balance ("carol", usdOffer2),
|
||||
owners ("carol", 2));
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
testFillModes ()
|
||||
{
|
||||
testcase ("Fill Modes");
|
||||
|
||||
using namespace jtx;
|
||||
|
||||
auto const startBalance = XRP(1000000);
|
||||
auto const gw = Account("gateway");
|
||||
auto const USD = gw["USD"];
|
||||
|
||||
// Fill or Kill - unless we fully cross, just charge
|
||||
// a fee and not place the offer on the books:
|
||||
{
|
||||
Env env(*this);
|
||||
env.fund (startBalance, gw);
|
||||
|
||||
auto const f = env.current ()->fees ().base;
|
||||
|
||||
env.fund (startBalance, "alice", "bob");
|
||||
env (offer ("bob", USD(500), XRP(500)), ter(tesSUCCESS));
|
||||
env (trust ("alice", USD(1000)), ter(tesSUCCESS));
|
||||
env (pay (gw, "alice", USD(1000)), ter(tesSUCCESS));
|
||||
|
||||
// Order that can't be filled:
|
||||
env (offer ("alice", XRP(1000), USD(1000)),
|
||||
txflags (tfFillOrKill), ter(tesSUCCESS));
|
||||
|
||||
env.require (
|
||||
balance ("alice", startBalance - f - f),
|
||||
balance ("alice", USD(1000)),
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0),
|
||||
balance ("bob", startBalance - f),
|
||||
balance ("bob", USD(none)),
|
||||
owners ("bob", 1),
|
||||
offers ("bob", 1));
|
||||
|
||||
// Order that can be filled
|
||||
env (offer ("alice", XRP(500), USD(500)),
|
||||
txflags (tfFillOrKill), ter(tesSUCCESS));
|
||||
|
||||
env.require (
|
||||
balance ("alice", startBalance - f - f - f + XRP(500)),
|
||||
balance ("alice", USD(500)),
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0),
|
||||
balance ("bob", startBalance - f - XRP(500)),
|
||||
balance ("bob", USD(500)),
|
||||
owners ("bob", 1),
|
||||
offers ("bob", 0));
|
||||
}
|
||||
|
||||
// Immediate or Cancel - cross as much as possible
|
||||
// and add nothing on the books:
|
||||
{
|
||||
Env env(*this);
|
||||
env.fund (startBalance, gw);
|
||||
|
||||
auto const f = env.current ()->fees ().base;
|
||||
|
||||
env.fund (startBalance, "alice", "bob");
|
||||
|
||||
env (trust ("alice", USD(1000)), ter(tesSUCCESS));
|
||||
env (pay (gw, "alice", USD(1000)), ter(tesSUCCESS));
|
||||
|
||||
// No cross:
|
||||
env (offer ("alice", XRP(1000), USD(1000)),
|
||||
txflags (tfImmediateOrCancel), ter(tesSUCCESS));
|
||||
|
||||
env.require (
|
||||
balance ("alice", startBalance - f - f),
|
||||
balance ("alice", USD(1000)),
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0));
|
||||
|
||||
// Partially cross:
|
||||
env (offer ("bob", USD(50), XRP(50)), ter(tesSUCCESS));
|
||||
env (offer ("alice", XRP(1000), USD(1000)),
|
||||
txflags (tfImmediateOrCancel), ter(tesSUCCESS));
|
||||
|
||||
env.require (
|
||||
balance ("alice", startBalance - f - f - f + XRP(50)),
|
||||
balance ("alice", USD(950)),
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0),
|
||||
balance ("bob", startBalance - f - XRP(50)),
|
||||
balance ("bob", USD(50)),
|
||||
owners ("bob", 1),
|
||||
offers ("bob", 0));
|
||||
|
||||
// Fully cross:
|
||||
env (offer ("bob", USD(50), XRP(50)), ter(tesSUCCESS));
|
||||
env (offer ("alice", XRP(50), USD(50)),
|
||||
txflags (tfImmediateOrCancel), ter(tesSUCCESS));
|
||||
|
||||
env.require (
|
||||
balance ("alice", startBalance - f - f - f - f + XRP(100)),
|
||||
balance ("alice", USD(900)),
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0),
|
||||
balance ("bob", startBalance - f - f - XRP(100)),
|
||||
balance ("bob", USD(100)),
|
||||
owners ("bob", 1),
|
||||
offers ("bob", 0));
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
testMalformed()
|
||||
{
|
||||
testcase ("Malformed Detection");
|
||||
|
||||
using namespace jtx;
|
||||
|
||||
auto const startBalance = XRP(1000000);
|
||||
auto const gw = Account("gateway");
|
||||
auto const USD = gw["USD"];
|
||||
|
||||
Env env(*this);
|
||||
env.fund (startBalance, gw);
|
||||
|
||||
env.fund (startBalance, "alice");
|
||||
|
||||
// Order that has invalid flags
|
||||
env (offer ("alice", USD(1000), XRP(1000)),
|
||||
txflags (tfImmediateOrCancel + 1), ter(temINVALID_FLAG));
|
||||
env.require (
|
||||
balance ("alice", startBalance),
|
||||
owners ("alice", 0),
|
||||
offers ("alice", 0));
|
||||
|
||||
// Order with incompatible flags
|
||||
env (offer ("alice", USD(1000), XRP(1000)),
|
||||
txflags (tfImmediateOrCancel | tfFillOrKill), ter(temINVALID_FLAG));
|
||||
env.require (
|
||||
balance ("alice", startBalance),
|
||||
owners ("alice", 0),
|
||||
offers ("alice", 0));
|
||||
|
||||
// Sell and buy the same asset
|
||||
{
|
||||
// Alice tries an XRP to XRP order:
|
||||
env (offer ("alice", XRP(1000), XRP(1000)), ter(temBAD_OFFER));
|
||||
env.require (
|
||||
owners ("alice", 0),
|
||||
offers ("alice", 0));
|
||||
|
||||
// Alice tries an IOU to IOU order:
|
||||
env (trust ("alice", USD(1000)), ter(tesSUCCESS));
|
||||
env (pay (gw, "alice", USD(1000)), ter(tesSUCCESS));
|
||||
env (offer ("alice", USD(1000), USD(1000)), ter(temREDUNDANT));
|
||||
env.require (
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0));
|
||||
}
|
||||
|
||||
// Offers with negative amounts
|
||||
{
|
||||
env (offer ("alice", -USD(1000), XRP(1000)), ter(temBAD_OFFER));
|
||||
env.require (
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0));
|
||||
|
||||
env (offer ("alice", USD(1000), -XRP(1000)), ter(temBAD_OFFER));
|
||||
env.require (
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0));
|
||||
}
|
||||
|
||||
// Offer with a bad expiration
|
||||
{
|
||||
Json::StaticString const key ("Expiration");
|
||||
|
||||
env (offer ("alice", USD(1000), XRP(1000)),
|
||||
json (key, std::uint32_t (0)), ter(temBAD_EXPIRATION));
|
||||
env.require (
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0));
|
||||
}
|
||||
|
||||
// Offer with a bad offer sequence
|
||||
{
|
||||
Json::StaticString const key ("OfferSequence");
|
||||
|
||||
env (offer ("alice", USD(1000), XRP(1000)),
|
||||
json (key, std::uint32_t (0)), ter(temBAD_SEQUENCE));
|
||||
env.require (
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0));
|
||||
}
|
||||
|
||||
// Use XRP as a currency code
|
||||
{
|
||||
auto const BAD = IOU(gw, badCurrency());
|
||||
|
||||
env (offer ("alice", XRP(1000), BAD(1000)), ter(temBAD_CURRENCY));
|
||||
env.require (
|
||||
owners ("alice", 1),
|
||||
offers ("alice", 0));
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
testExpiration ()
|
||||
{
|
||||
testcase ("Offer Expiration");
|
||||
|
||||
using namespace jtx;
|
||||
|
||||
auto const gw = Account("gateway");
|
||||
auto const USD = gw["USD"];
|
||||
|
||||
auto const startBalance = XRP(1000000);
|
||||
auto const usdOffer = USD(1000);
|
||||
auto const xrpOffer = XRP(1000);
|
||||
|
||||
Json::StaticString const key ("Expiration");
|
||||
|
||||
Env env(*this);
|
||||
env.fund (startBalance, gw, "alice", "bob");
|
||||
env.close();
|
||||
|
||||
auto const f = env.current ()->fees ().base;
|
||||
|
||||
// Place an offer that should have already expired
|
||||
env (trust ("alice", usdOffer), ter(tesSUCCESS));
|
||||
env (pay (gw, "alice", usdOffer), ter(tesSUCCESS));
|
||||
env.close();
|
||||
env.require (
|
||||
balance ("alice", startBalance - f),
|
||||
balance ("alice", usdOffer),
|
||||
offers ("alice", 0),
|
||||
owners ("alice", 1));
|
||||
|
||||
env (offer ("alice", xrpOffer, usdOffer),
|
||||
json (key, lastClose(env)), ter(tesSUCCESS));
|
||||
env.require (
|
||||
balance ("alice", startBalance - f - f),
|
||||
balance ("alice", usdOffer),
|
||||
offers ("alice", 0),
|
||||
owners ("alice", 1));
|
||||
env.close();
|
||||
|
||||
// Add an offer that's expires before the next ledger close
|
||||
env (offer ("alice", xrpOffer, usdOffer),
|
||||
json (key, lastClose(env) + 1), ter(tesSUCCESS));
|
||||
env.require (
|
||||
balance ("alice", startBalance - f - f - f),
|
||||
balance ("alice", usdOffer),
|
||||
offers ("alice", 1),
|
||||
owners ("alice", 2));
|
||||
|
||||
// The offer expires (it's not removed yet)
|
||||
env.close ();
|
||||
env.require (
|
||||
balance ("alice", startBalance - f - f - f),
|
||||
balance ("alice", usdOffer),
|
||||
offers ("alice", 1),
|
||||
owners ("alice", 2));
|
||||
|
||||
// Add offer - the expired offer is removed
|
||||
env (offer ("bob", usdOffer, xrpOffer), ter(tesSUCCESS));
|
||||
env.require (
|
||||
balance ("alice", startBalance - f - f - f),
|
||||
balance ("alice", usdOffer),
|
||||
offers ("alice", 0),
|
||||
owners ("alice", 1),
|
||||
balance ("bob", startBalance - f),
|
||||
balance ("bob", USD(none)),
|
||||
offers ("bob", 1),
|
||||
owners ("bob", 1));
|
||||
}
|
||||
|
||||
void
|
||||
testUnfundedCross()
|
||||
{
|
||||
testcase ("Unfunded Crossing");
|
||||
|
||||
using namespace jtx;
|
||||
|
||||
auto const gw = Account("gateway");
|
||||
auto const USD = gw["USD"];
|
||||
|
||||
auto const usdOffer = USD(1000);
|
||||
auto const xrpOffer = XRP(1000);
|
||||
|
||||
Env env(*this);
|
||||
env.fund (XRP(1000000), gw);
|
||||
|
||||
// The fee that's charged for transactions
|
||||
auto const f = env.current ()->fees ().base;
|
||||
|
||||
// Account is at the reserve, and will dip below once
|
||||
// fees are subtracted.
|
||||
env.fund (reserve (env, 0), "alice");
|
||||
env (offer ("alice", usdOffer, xrpOffer), ter(tecUNFUNDED_OFFER));
|
||||
env.require (
|
||||
balance ("alice", reserve (env, 0) - f),
|
||||
owners ("alice", 0));
|
||||
|
||||
// Account has just enough for the reserve and the
|
||||
// fee.
|
||||
env.fund (reserve (env, 0) + f, "bob");
|
||||
env (offer ("bob", usdOffer, xrpOffer), ter(tecUNFUNDED_OFFER));
|
||||
env.require (
|
||||
balance ("bob", reserve (env, 0)),
|
||||
owners ("bob", 0));
|
||||
|
||||
// Account has enough for the reserve, the fee and
|
||||
// the offer, and a bit more, but not enough for the
|
||||
// reserve after the offer is placed.
|
||||
env.fund (reserve (env, 0) + f + XRP(1), "carol");
|
||||
env (offer ("carol", usdOffer, xrpOffer), ter(tecINSUF_RESERVE_OFFER));
|
||||
env.require (
|
||||
balance ("carol", reserve (env, 0) + XRP(1)),
|
||||
owners ("carol", 0));
|
||||
|
||||
// Account has enough for the reserve plus one
|
||||
// offer, and the fee.
|
||||
env.fund (reserve (env, 1) + f, "dan");
|
||||
env (offer ("dan", usdOffer, xrpOffer), ter(tesSUCCESS));
|
||||
env.require (
|
||||
balance ("dan", reserve (env, 1)),
|
||||
owners ("dan", 1));
|
||||
|
||||
// Account has enough for the reserve plus one
|
||||
// offer, the fee and the entire offer amount.
|
||||
env.fund (reserve (env, 1) + f + xrpOffer, "eve");
|
||||
env (offer ("eve", usdOffer, xrpOffer), ter(tesSUCCESS));
|
||||
env.require (
|
||||
balance ("eve", reserve (env, 1) + xrpOffer),
|
||||
owners ("eve", 1));
|
||||
}
|
||||
|
||||
void run ()
|
||||
{
|
||||
testCanceledOffer ();
|
||||
testRmFundedOffer ();
|
||||
testTinyPayment ();
|
||||
testXRPTinyPayment ();
|
||||
testEnforceNoRipple ();
|
||||
testInsufficientReserve ();
|
||||
testFillModes ();
|
||||
testMalformed ();
|
||||
testExpiration ();
|
||||
testUnfundedCross ();
|
||||
}
|
||||
};
|
||||
|
||||
BEAST_DEFINE_TESTSUITE (Offer, tx, ripple);
|
||||
|
||||
} // test
|
||||
} // ripple
|
||||
Reference in New Issue
Block a user