code.vegaprotocol.io/vega@v0.79.0/core/execution/common/expiring_orders_test.go (about)

     1  // Copyright (C) 2023 Gobalsky Labs Limited
     2  //
     3  // This program is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Affero General Public License as
     5  // published by the Free Software Foundation, either version 3 of the
     6  // License, or (at your option) any later version.
     7  //
     8  // This program is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    11  // GNU Affero General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Affero General Public License
    14  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    15  
    16  package common_test
    17  
    18  import (
    19  	"testing"
    20  
    21  	"code.vegaprotocol.io/vega/core/execution/common"
    22  
    23  	"github.com/stretchr/testify/assert"
    24  	"github.com/stretchr/testify/require"
    25  )
    26  
    27  func TestExpiringOrders(t *testing.T) {
    28  	t.Run("expire orders ", testExpireOrders)
    29  	t.Run("snapshot ", testExpireOrdersSnapshot)
    30  }
    31  
    32  func testExpireOrders(t *testing.T) {
    33  	eo := common.NewExpiringOrders()
    34  	eo.Insert("1", 100)
    35  	eo.Insert("2", 110)
    36  	eo.Insert("3", 140)
    37  	eo.Insert("4", 140)
    38  	eo.Insert("5", 160)
    39  	eo.Insert("6", 170)
    40  
    41  	// remove them once
    42  	orders := eo.Expire(140)
    43  	assert.Equal(t, 4, len(orders))
    44  	assert.Equal(t, "1", orders[0])
    45  	assert.Equal(t, "2", orders[1])
    46  	assert.Equal(t, "3", orders[2])
    47  	assert.Equal(t, "4", orders[3])
    48  
    49  	// try again to remove to check if they are still there.
    50  	orders = eo.Expire(140)
    51  	assert.Equal(t, 0, len(orders))
    52  
    53  	// now try to remove one more
    54  	orders = eo.Expire(160)
    55  	assert.Equal(t, 1, len(orders))
    56  	assert.Equal(t, "5", orders[0])
    57  }
    58  
    59  func testExpireOrdersSnapshot(t *testing.T) {
    60  	a := assert.New(t)
    61  	eo := common.NewExpiringOrders()
    62  	a.True(eo.Changed())
    63  
    64  	testOrders := getTestOrders()[:6]
    65  
    66  	// Test empty
    67  	a.Len(eo.GetState(), 0)
    68  
    69  	eo.Insert(testOrders[0].ID, 100)
    70  	eo.Insert(testOrders[1].ID, 110)
    71  	eo.Insert(testOrders[2].ID, 140)
    72  	eo.Insert(testOrders[3].ID, 140)
    73  	eo.Insert(testOrders[4].ID, 160)
    74  	eo.Insert(testOrders[5].ID, 170)
    75  	a.True(eo.Changed())
    76  
    77  	testIDs := map[string]struct{}{}
    78  	for _, to := range testOrders {
    79  		testIDs[to.ID] = struct{}{}
    80  	}
    81  
    82  	s := eo.GetState()
    83  
    84  	newEo := common.NewExpiringOrdersFromState(s)
    85  	a.True(newEo.Changed())
    86  	state := newEo.GetState()
    87  	a.Equal(len(testIDs), len(state))
    88  	for _, o := range state {
    89  		require.NotNil(t, testIDs[o.ID])
    90  	}
    91  }