Files
rippled/src/test/protocol/Memo_test.cpp
2026-02-19 23:30:00 +00:00

117 lines
4.0 KiB
C++

#include <test/jtx.h>
#include <xrpl/basics/strHex.h>
namespace xrpl {
class Memo_test : public beast::unit_test::suite
{
public:
void
testMemos()
{
testcase("Test memos");
using namespace test::jtx;
Account alice{"alice"};
Env env(*this);
env.fund(XRP(10000), alice);
env.close();
// Lambda that returns a valid JTx with a memo that we can hack up.
// This is the basis for building tests of invalid states.
auto makeJtxWithMemo = [&env, &alice]() {
JTx example = noop(alice);
memo const exampleMemo{"tic", "tac", "toe"};
exampleMemo(env, example);
return example;
};
// A valid memo.
env(makeJtxWithMemo());
env.close();
{
// Make sure that too big a memo is flagged as invalid.
JTx memoSize = makeJtxWithMemo();
memoSize.jv[sfMemos.jsonName][0u][sfMemo.jsonName][sfMemoData.jsonName] =
std::string(2020, '0');
env(memoSize,
rpc("invalidTransaction",
"fails local checks: The memo exceeds the maximum allowed "
"size."));
// This memo is just barely small enough.
memoSize.jv[sfMemos.jsonName][0u][sfMemo.jsonName][sfMemoData.jsonName] =
std::string(2018, '1');
env(memoSize);
}
{
// Put a non-Memo in the Memos array.
JTx memoNonMemo = noop(alice);
auto& jv = memoNonMemo.jv;
auto& ma = jv[sfMemos.jsonName];
auto& mi = ma[ma.size()];
auto& m = mi[sfCreatedNode.jsonName]; // CreatedNode in Memos
m[sfMemoData.jsonName] = "3030303030";
env(memoNonMemo,
rpc("invalidTransaction",
"fails local checks: A memo array may contain only Memo "
"objects."));
}
{
// Put an invalid field in a Memo object.
JTx memoExtra = makeJtxWithMemo();
memoExtra.jv[sfMemos.jsonName][0u][sfMemo.jsonName][sfFlags.jsonName] = 13;
env(memoExtra,
rpc("invalidTransaction",
"fails local checks: A memo may contain only MemoType, "
"MemoData or MemoFormat fields."));
}
{
// Put a character that is not allowed in a URL in a MemoType field.
JTx memoBadChar = makeJtxWithMemo();
memoBadChar.jv[sfMemos.jsonName][0u][sfMemo.jsonName][sfMemoType.jsonName] =
strHex(std::string_view("ONE<INFINITY"));
env(memoBadChar,
rpc("invalidTransaction",
"fails local checks: The MemoType and MemoFormat fields "
"may only contain characters that are allowed in URLs "
"under RFC 3986."));
}
{
// Put a character that is not allowed in a URL in a MemoData field.
// That's okay.
JTx memoLegitChar = makeJtxWithMemo();
memoLegitChar.jv[sfMemos.jsonName][0u][sfMemo.jsonName][sfMemoData.jsonName] =
strHex(std::string_view("ONE<INFINITY"));
env(memoLegitChar);
}
{
// Put a character that is not allowed in a URL in a MemoFormat.
JTx memoBadChar = makeJtxWithMemo();
memoBadChar.jv[sfMemos.jsonName][0u][sfMemo.jsonName][sfMemoFormat.jsonName] =
strHex(std::string_view("NoBraces{}InURL"));
env(memoBadChar,
rpc("invalidTransaction",
"fails local checks: The MemoType and MemoFormat fields "
"may only contain characters that are allowed in URLs "
"under RFC 3986."));
}
}
//--------------------------------------------------------------------------
void
run() override
{
testMemos();
}
};
BEAST_DEFINE_TESTSUITE(Memo, protocol, xrpl);
} // namespace xrpl