code.vegaprotocol.io/vega@v0.79.0/core/volumediscount/helpers_for_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 volumediscount_test
    17  
    18  import (
    19  	"context"
    20  	"fmt"
    21  	"testing"
    22  	"time"
    23  
    24  	"code.vegaprotocol.io/vega/core/events"
    25  	"code.vegaprotocol.io/vega/core/types"
    26  	"code.vegaprotocol.io/vega/core/volumediscount"
    27  	"code.vegaprotocol.io/vega/core/volumediscount/mocks"
    28  	vegapb "code.vegaprotocol.io/vega/protos/vega"
    29  
    30  	"github.com/stretchr/testify/require"
    31  )
    32  
    33  type vdEvents interface {
    34  	*events.VolumeDiscountStatsUpdated | *events.VolumeDiscountProgramStarted | *events.VolumeDiscountProgramUpdated | *events.VolumeDiscountProgramEnded
    35  }
    36  
    37  type eventMatcher[T vdEvents] struct{}
    38  
    39  func (_ eventMatcher[T]) Matches(x any) bool {
    40  	_, ok := x.(T)
    41  	return ok
    42  }
    43  
    44  func (_ eventMatcher[T]) String() string {
    45  	var e T
    46  	return fmt.Sprintf("matches %T", e)
    47  }
    48  
    49  func endEpoch(t *testing.T, engine *volumediscount.SnapshottedEngine, seq uint64, endTime time.Time) {
    50  	t.Helper()
    51  
    52  	engine.OnEpoch(context.Background(), types.Epoch{
    53  		Seq:     seq,
    54  		EndTime: endTime,
    55  		Action:  vegapb.EpochAction_EPOCH_ACTION_END,
    56  	})
    57  }
    58  
    59  func startEpoch(t *testing.T, engine *volumediscount.SnapshottedEngine, seq uint64, startTime time.Time) {
    60  	t.Helper()
    61  
    62  	engine.OnEpoch(context.Background(), types.Epoch{
    63  		Seq:       seq,
    64  		StartTime: startTime,
    65  		Action:    vegapb.EpochAction_EPOCH_ACTION_START,
    66  	})
    67  }
    68  
    69  func expectProgramEnded(t *testing.T, broker *mocks.MockBroker, p1 *types.VolumeDiscountProgram) {
    70  	t.Helper()
    71  
    72  	broker.EXPECT().Send(eventMatcher[*events.VolumeDiscountProgramEnded]{}).DoAndReturn(func(evt events.Event) {
    73  		e := evt.(*events.VolumeDiscountProgramEnded)
    74  		require.Equal(t, p1.Version, e.GetVolumeDiscountProgramEnded().Version)
    75  	}).Times(1)
    76  }
    77  
    78  func expectStatsUpdated(t *testing.T, broker *mocks.MockBroker) {
    79  	t.Helper()
    80  
    81  	broker.EXPECT().Send(eventMatcher[*events.VolumeDiscountStatsUpdated]{}).Do(func(evt events.Event) {
    82  		_, ok := evt.(*events.VolumeDiscountStatsUpdated)
    83  		require.Truef(t, ok, "expecting event of type *events.VolumeDiscountStatsUpdated but got %T", evt)
    84  	}).Times(1)
    85  }
    86  
    87  func expectStatsUpdatedWithUnqualifiedParties(t *testing.T, broker *mocks.MockBroker) {
    88  	t.Helper()
    89  
    90  	broker.EXPECT().Send(eventMatcher[*events.VolumeDiscountStatsUpdated]{}).Do(func(evt events.Event) {
    91  		update, ok := evt.(*events.VolumeDiscountStatsUpdated)
    92  		require.Truef(t, ok, "expecting event of type *events.VolumeDiscountStatsUpdated but got %T", evt)
    93  		stats := update.VolumeDiscountStatsUpdated()
    94  		foundUnqualifiedParty := false
    95  		for _, s := range stats.Stats {
    96  			if s.PartyId == "p1" {
    97  				foundUnqualifiedParty = true
    98  				require.Equal(t, "", s.DiscountFactor)
    99  				require.Equal(t, "900", s.RunningVolume)
   100  			}
   101  		}
   102  		require.True(t, foundUnqualifiedParty)
   103  	}).Times(1)
   104  }
   105  
   106  func expectProgramStarted(t *testing.T, broker *mocks.MockBroker, p1 *types.VolumeDiscountProgram) {
   107  	t.Helper()
   108  
   109  	broker.EXPECT().Send(eventMatcher[*events.VolumeDiscountProgramStarted]{}).Do(func(evt events.Event) {
   110  		e, ok := evt.(*events.VolumeDiscountProgramStarted)
   111  		require.Truef(t, ok, "expecting event of type *events.VolumeDiscountProgramStarted but got %T", evt)
   112  		require.Equal(t, p1.IntoProto(), e.GetVolumeDiscountProgramStarted().Program)
   113  	}).Times(1)
   114  }