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check max_supply before borrowing MPAs #1498

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merged 9 commits into from
Jan 25, 2019
Merged

check max_supply before borrowing MPAs #1498

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0cb1274
check max_supply before borrowing MPAs
jmjatlanta Dec 27, 2018
e003833
Remove unnecessary variable
jmjatlanta Dec 27, 2018
d58e523
Add hardfork protection
jmjatlanta Dec 31, 2018
52b6c7e
Add hard-fork maintenance logic. Test needed.
jmjatlanta Jan 3, 2019
bc45e8b
Included pre-hardfork test
jmjatlanta Jan 3, 2019
5928010
Added log message at hardfork, fixed test
jmjatlanta Jan 7, 2019
6c5e48f
fix old reference in test
jmjatlanta Jan 8, 2019
097799b
Save a ptr to asset_dynamic_data_object
jmjatlanta Jan 18, 2019
ab4dfeb
use newly added member in all places
jmjatlanta Jan 25, 2019
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47 changes: 40 additions & 7 deletions tests/tests/operation_tests.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2008,20 +2008,53 @@ BOOST_AUTO_TEST_CASE( call_order_update_evaluator_test )
try
{
ACTORS( (alice) (bob) );
transfer(committee_account, alice_id, asset(1000000 * GRAPHENE_BLOCKCHAIN_PRECISION));
transfer(committee_account, alice_id, asset(10000000 * GRAPHENE_BLOCKCHAIN_PRECISION));

const auto& core = asset_id_type()(db);

// attempt to increase current supply beyond max_supply
const auto& bitjmj = create_bitasset( "JMJBIT", alice_id );
share_type original_max_supply = bitjmj.options.max_supply;

{
BOOST_TEST_MESSAGE( "Setting price feed to $100000 / 1" );
update_feed_producers( bitjmj, {alice_id} );
price_feed current_feed;
current_feed.settlement_price = bitjmj.amount( 100000 ) / core.amount(1);
publish_feed( bitjmj, alice, current_feed );
}

{
BOOST_TEST_MESSAGE( "Attempting a call_order_update that exceeds max_supply" );
call_order_update_operation op;
op.funding_account = alice_id;
op.delta_collateral = asset( 1000000 * GRAPHENE_BLOCKCHAIN_PRECISION );
op.delta_debt = asset( bitjmj.options.max_supply + 1, bitjmj.id );
transaction tx;
tx.operations.push_back( op );
set_expiration( db, tx );
PUSH_TX( db, tx, database::skip_tapos_check | database::skip_transaction_signatures );
generate_block();
}

// advance past hardfork
generate_blocks( HARDFORK_CORE_1465_TIME );
set_expiration( db, trx );

// bitjmj should have its problem corrected
auto newbitjmj = bitjmj.get_id()(db);
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BOOST_REQUIRE_GT(newbitjmj.options.max_supply.value, original_max_supply.value);

// now try with an asset after the hardfork
const auto& bitusd = create_bitasset( "USDBIT", alice_id );
const auto& core = asset_id_type()(db);

BOOST_TEST_MESSAGE( "Setting price feed to $100000 / 1" );
update_feed_producers( bitusd, {alice_id} );
price_feed current_feed;
current_feed.settlement_price = bitusd.amount( 100000 ) / core.amount(1);
publish_feed( bitusd, alice, current_feed );
{
BOOST_TEST_MESSAGE( "Setting price feed to $100000 / 1" );
update_feed_producers( bitusd, {alice_id} );
price_feed current_feed;
current_feed.settlement_price = bitusd.amount( 100000 ) / core.amount(1);
publish_feed( bitusd, alice, current_feed );
}

{
BOOST_TEST_MESSAGE( "Attempting a call_order_update that exceeds max_supply" );
Expand Down