fee_tests.cpp: Implement asset_claim_fees_test #413
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theoreticalbts
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1 changed files with 133 additions and 0 deletions
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@ -21,6 +21,7 @@
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#include <fc/smart_ref_impl.hpp>
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#include <fc/smart_ref_impl.hpp>
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#include <fc/uint128.hpp>
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#include <fc/uint128.hpp>
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#include <graphene/chain/hardfork.hpp>
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#include <graphene/chain/vesting_balance_object.hpp>
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#include <graphene/chain/vesting_balance_object.hpp>
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#include <boost/test/unit_test.hpp>
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#include <boost/test/unit_test.hpp>
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@ -67,6 +68,138 @@ BOOST_AUTO_TEST_CASE( nonzero_fee_test )
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}
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}
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}
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}
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BOOST_AUTO_TEST_CASE(asset_claim_fees_test)
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{
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try
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{
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ACTORS((alice)(bob)(izzy)(jill));
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// Izzy issues asset to Alice
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// Jill issues asset to Bob
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// Alice and Bob trade in the market and pay fees
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// Verify that Izzy and Jill can claim the fees
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const share_type core_prec = asset::scaled_precision( asset_id_type()(db).precision );
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// Return number of core shares (times precision)
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auto _core = [&]( int64_t x ) -> asset
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{ return asset( x*core_prec ); };
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transfer( committee_account, alice_id, _core(1000000) );
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transfer( committee_account, bob_id, _core(1000000) );
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transfer( committee_account, izzy_id, _core(1000000) );
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transfer( committee_account, jill_id, _core(1000000) );
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asset_id_type izzycoin_id = create_bitasset( "IZZYCOIN", izzy_id, GRAPHENE_1_PERCENT, charge_market_fee ).id;
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asset_id_type jillcoin_id = create_bitasset( "JILLCOIN", jill_id, 2*GRAPHENE_1_PERCENT, charge_market_fee ).id;
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const share_type izzy_prec = asset::scaled_precision( asset_id_type(izzycoin_id)(db).precision );
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const share_type jill_prec = asset::scaled_precision( asset_id_type(jillcoin_id)(db).precision );
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auto _izzy = [&]( int64_t x ) -> asset
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{ return asset( x*izzy_prec, izzycoin_id ); };
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auto _jill = [&]( int64_t x ) -> asset
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{ return asset( x*jill_prec, jillcoin_id ); };
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update_feed_producers( izzycoin_id(db), { izzy_id } );
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update_feed_producers( jillcoin_id(db), { jill_id } );
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const asset izzy_satoshi = asset(1, izzycoin_id);
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const asset jill_satoshi = asset(1, jillcoin_id);
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// Izzycoin is worth 100 BTS
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price_feed feed;
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feed.settlement_price = price( _izzy(1), _core(100) );
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feed.maintenance_collateral_ratio = 175 * GRAPHENE_COLLATERAL_RATIO_DENOM / 100;
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feed.maximum_short_squeeze_ratio = 150 * GRAPHENE_COLLATERAL_RATIO_DENOM / 100;
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publish_feed( izzycoin_id(db), izzy, feed );
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// Jillcoin is worth 30 BTS
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feed.settlement_price = price( _jill(1), _core(30) );
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feed.maintenance_collateral_ratio = 175 * GRAPHENE_COLLATERAL_RATIO_DENOM / 100;
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feed.maximum_short_squeeze_ratio = 150 * GRAPHENE_COLLATERAL_RATIO_DENOM / 100;
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publish_feed( jillcoin_id(db), jill, feed );
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enable_fees();
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// Alice and Bob create some coins
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borrow( alice_id, _izzy( 200), _core( 60000) );
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borrow( bob_id, _jill(2000), _core(180000) );
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// Alice and Bob place orders which match
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create_sell_order( alice_id, _izzy(100), _jill(300) ); // Alice is willing to sell her Izzy's for 3 Jill
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create_sell_order( bob_id, _jill(700), _izzy(200) ); // Bob is buying up to 200 Izzy's for up to 3.5 Jill
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// 100 Izzys and 300 Jills are matched, so the fees should be
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// 1 Izzy (1%) and 6 Jill (2%).
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auto claim_fees = [&]( account_id_type issuer, asset amount_to_claim )
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{
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asset_claim_fees_operation claim_op;
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claim_op.issuer = issuer;
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claim_op.amount_to_claim = amount_to_claim;
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signed_transaction tx;
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tx.operations.push_back( claim_op );
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db.current_fee_schedule().set_fee( tx.operations.back() );
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set_expiration( db, tx );
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fc::ecc::private_key my_pk = (issuer == izzy_id) ? izzy_private_key : jill_private_key;
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fc::ecc::private_key your_pk = (issuer == izzy_id) ? jill_private_key : izzy_private_key;
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sign( tx, your_pk );
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GRAPHENE_REQUIRE_THROW( PUSH_TX( db, tx ), fc::exception );
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tx.signatures.clear();
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sign( tx, my_pk );
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PUSH_TX( db, tx );
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};
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{
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const asset_object& izzycoin = izzycoin_id(db);
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const asset_object& jillcoin = jillcoin_id(db);
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//wdump( (izzycoin)(izzycoin.dynamic_asset_data_id(db))((*izzycoin.bitasset_data_id)(db)) );
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//wdump( (jillcoin)(jillcoin.dynamic_asset_data_id(db))((*jillcoin.bitasset_data_id)(db)) );
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// check the correct amount of fees has been awarded
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BOOST_CHECK( izzycoin.dynamic_asset_data_id(db).accumulated_fees == _izzy(1).amount );
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BOOST_CHECK( jillcoin.dynamic_asset_data_id(db).accumulated_fees == _jill(6).amount );
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}
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{
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// can't claim before hardfork
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GRAPHENE_REQUIRE_THROW( claim_fees( izzy_id, _izzy(1) ), fc::exception );
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generate_blocks( HARDFORK_413_TIME );
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while( db.head_block_time() <= HARDFORK_413_TIME )
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{
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generate_block();
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}
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}
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{
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const asset_object& izzycoin = izzycoin_id(db);
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const asset_object& jillcoin = jillcoin_id(db);
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// can't claim more than balance
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GRAPHENE_REQUIRE_THROW( claim_fees( izzy_id, _izzy(1) + izzy_satoshi ), fc::exception );
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GRAPHENE_REQUIRE_THROW( claim_fees( jill_id, _jill(6) + jill_satoshi ), fc::exception );
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// can't claim asset that doesn't belong to you
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GRAPHENE_REQUIRE_THROW( claim_fees( jill_id, izzy_satoshi ), fc::exception );
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GRAPHENE_REQUIRE_THROW( claim_fees( izzy_id, jill_satoshi ), fc::exception );
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// can claim asset in one go
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claim_fees( izzy_id, _izzy(1) );
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GRAPHENE_REQUIRE_THROW( claim_fees( izzy_id, izzy_satoshi ), fc::exception );
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BOOST_CHECK( izzycoin.dynamic_asset_data_id(db).accumulated_fees == _izzy(0).amount );
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// can claim in multiple goes
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claim_fees( jill_id, _jill(4) );
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BOOST_CHECK( jillcoin.dynamic_asset_data_id(db).accumulated_fees == _jill(2).amount );
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GRAPHENE_REQUIRE_THROW( claim_fees( jill_id, _jill(2) + jill_satoshi ), fc::exception );
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claim_fees( jill_id, _jill(2) );
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BOOST_CHECK( jillcoin.dynamic_asset_data_id(db).accumulated_fees == _jill(0).amount );
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}
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}
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FC_LOG_AND_RETHROW()
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}
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///////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////
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// cashback_test infrastructure //
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// cashback_test infrastructure //
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