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104 lines
3.6 KiB
C++
104 lines
3.6 KiB
C++
//------------------------------------------------------------------------------
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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, 2013 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 <test/jtx.h>
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#include <ripple/ledger/BookDirs.h>
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namespace ripple {
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namespace test {
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struct BookDirs_test : public beast::unit_test::suite
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{
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void test_bookdir()
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{
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using namespace jtx;
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Env env(*this);
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auto gw = Account("gw");
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auto USD = gw["USD"];
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env.fund(XRP(1000000), "alice", "bob", "gw");
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{
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Book book(xrpIssue(), USD.issue());
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{
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auto d = BookDirs(*env.current(), book);
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BEAST_EXPECT(std::begin(d) == std::end(d));
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BEAST_EXPECT(std::distance(d.begin(), d.end()) == 0);
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}
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{
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auto d = BookDirs(*env.current(), reversed(book));
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BEAST_EXPECT(std::distance(d.begin(), d.end()) == 0);
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}
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}
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{
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env(offer("alice", Account("alice")["USD"](50), XRP(10)));
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auto d = BookDirs(*env.current(),
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Book(Account("alice")["USD"].issue(), xrpIssue()));
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BEAST_EXPECT(std::distance(d.begin(), d.end()) == 1);
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}
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{
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env(offer("alice", gw["CNY"](50), XRP(10)));
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auto d = BookDirs(*env.current(),
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Book(gw["CNY"].issue(), xrpIssue()));
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BEAST_EXPECT(std::distance(d.begin(), d.end()) == 1);
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}
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{
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env.trust(Account("bob")["CNY"](10), "alice");
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env(pay("bob", "alice", Account("bob")["CNY"](10)));
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env(offer("alice", USD(50), Account("bob")["CNY"](10)));
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auto d = BookDirs(*env.current(),
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Book(USD.issue(), Account("bob")["CNY"].issue()));
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BEAST_EXPECT(std::distance(d.begin(), d.end()) == 1);
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}
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{
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auto AUD = gw["AUD"];
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for (auto i = 1, j = 3; i <= 3; ++i, --j)
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for (auto k = 0; k < 80; ++k)
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env(offer("alice", AUD(i), XRP(j)));
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auto d = BookDirs(*env.current(),
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Book(AUD.issue(), xrpIssue()));
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BEAST_EXPECT(std::distance(d.begin(), d.end()) == 240);
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auto i = 1, j = 3, k = 0;
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for (auto const& e : d)
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{
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BEAST_EXPECT(e->getFieldAmount(sfTakerPays) == AUD(i));
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BEAST_EXPECT(e->getFieldAmount(sfTakerGets) == XRP(j));
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if (++k % 80 == 0)
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{
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++i;
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--j;
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}
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}
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}
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}
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void run() override
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{
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test_bookdir();
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}
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};
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BEAST_DEFINE_TESTSUITE(BookDirs,ledger,ripple);
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} // test
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} // ripple
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