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package headtracker_test | ||
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import ( | ||
"context" | ||
"testing" | ||
"time" | ||
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"github.com/onsi/gomega" | ||
"github.com/stretchr/testify/assert" | ||
"github.com/stretchr/testify/mock" | ||
"github.com/stretchr/testify/require" | ||
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commonhtrk "github.com/smartcontractkit/chainlink-relay/pkg/headtracker" | ||
commontypes "github.com/smartcontractkit/chainlink-relay/pkg/types" | ||
commonmocks "github.com/smartcontractkit/chainlink-relay/pkg/types/mocks" | ||
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"github.com/smartcontractkit/chainlink-solana/pkg/solana/headtracker" | ||
"github.com/smartcontractkit/chainlink-solana/pkg/solana/headtracker/types" | ||
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// configtest "github.com/smartcontractkit/chainlink/v2/core/internal/testutils/configtest/v2" | ||
"github.com/smartcontractkit/chainlink-solana/pkg/internal/testutils" | ||
// "github.com/smartcontractkit/chainlink/v2/core/internal/testutils/pgtest" | ||
"github.com/smartcontractkit/chainlink-relay/pkg/logger" | ||
// "github.com/smartcontractkit/chainlink/v2/core/services/chainlink" | ||
// "github.com/smartcontractkit/chainlink/v2/core/store/models" | ||
"github.com/smartcontractkit/chainlink-relay/pkg/services" | ||
"github.com/smartcontractkit/chainlink-relay/pkg/utils" | ||
"github.com/smartcontractkit/chainlink-solana/pkg/internal/cltest" | ||
) | ||
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func waitHeadBroadcasterToStart(t *testing.T, hb commontypes.HeadBroadcaster[*types.Head, types.Hash]) { | ||
t.Helper() | ||
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subscriber := &cltest.MockHeadTrackable{} | ||
_, unsubscribe := hb.Subscribe(subscriber) | ||
defer unsubscribe() | ||
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hb.BroadcastNewLongestChain(cltest.Head(1)) | ||
g := gomega.NewWithT(t) | ||
g.Eventually(subscriber.OnNewLongestChainCount).Should(gomega.Equal(int32(1))) | ||
} | ||
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func TestHeadBroadcaster_Subscribe(t *testing.T) { | ||
t.Parallel() | ||
g := gomega.NewWithT(t) | ||
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lggr, _ := logger.New() | ||
sub := commonmocks.NewSubscription(t) | ||
client := cltest.NewClientMockWithDefaultChain(t) | ||
cfg := headtracker.NewConfig() | ||
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chchHeaders := make(chan chan<- *types.Head, 1) | ||
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client.On("SubscribeNewHead", mock.Anything, mock.Anything). | ||
Run(func(args mock.Arguments) { | ||
chchHeaders <- args.Get(1).(chan<- *types.Head) | ||
}). | ||
Return(sub, nil) | ||
client.On("HeadByNumber", mock.Anything, mock.Anything).Return(cltest.Head(1), nil) | ||
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sub.On("Unsubscribe").Return() | ||
sub.On("Err").Return(nil) | ||
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checker1 := &cltest.MockHeadTrackable{} | ||
checker2 := &cltest.MockHeadTrackable{} | ||
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hb := headtracker.NewHeadBroadcaster(lggr) | ||
hs := headtracker.NewHeadSaver(cfg, lggr) | ||
mailMon := utils.NewMailboxMonitor(t.Name()) | ||
ht := headtracker.NewHeadTracker(lggr, client, cfg, hb, hs, mailMon) | ||
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var ms services.MultiStart | ||
require.NoError(t, ms.Start(testutils.Context(t), mailMon, hb, ht)) | ||
t.Cleanup(func() { require.NoError(t, services.CloseAll(mailMon, hb, ht)) }) | ||
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latest1, unsubscribe1 := hb.Subscribe(checker1) | ||
// "latest head" is nil here because we didn't receive any yet | ||
assert.Equal(t, (*types.Head)(nil), latest1) | ||
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firstHead := cltest.Head(1) | ||
secondHead := cltest.Head(2) | ||
firstHead.Parent = secondHead | ||
secondHead.Block.PreviousBlockhash = firstHead.Block.Blockhash | ||
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headers := <-chchHeaders | ||
headers <- firstHead | ||
g.Eventually(checker1.OnNewLongestChainCount).Should(gomega.Equal(int32(1))) | ||
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latest2, _ := hb.Subscribe(checker2) | ||
// "latest head" is set here to the most recent head received | ||
assert.NotNil(t, latest2) | ||
assert.Equal(t, firstHead.BlockNumber(), latest2.BlockNumber()) | ||
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unsubscribe1() | ||
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headers <- secondHead | ||
g.Eventually(checker2.OnNewLongestChainCount).Should(gomega.Equal(int32(1))) | ||
} | ||
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func TestHeadBroadcaster_BroadcastNewLongestChain(t *testing.T) { | ||
t.Parallel() | ||
g := gomega.NewWithT(t) | ||
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lggr, _ := logger.New() | ||
broadcaster := headtracker.NewHeadBroadcaster(lggr) | ||
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err := broadcaster.Start(testutils.Context(t)) | ||
require.NoError(t, err) | ||
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waitHeadBroadcasterToStart(t, broadcaster) | ||
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subscriber1 := &cltest.MockHeadTrackable{} | ||
subscriber2 := &cltest.MockHeadTrackable{} | ||
_, unsubscribe1 := broadcaster.Subscribe(subscriber1) | ||
_, unsubscribe2 := broadcaster.Subscribe(subscriber2) | ||
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broadcaster.BroadcastNewLongestChain(cltest.Head(1)) | ||
g.Eventually(subscriber1.OnNewLongestChainCount).Should(gomega.Equal(int32(1))) | ||
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unsubscribe1() | ||
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broadcaster.BroadcastNewLongestChain(cltest.Head(2)) | ||
g.Eventually(subscriber2.OnNewLongestChainCount).Should(gomega.Equal(int32(2))) | ||
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unsubscribe2() | ||
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subscriber3 := &cltest.MockHeadTrackable{} | ||
_, unsubscribe3 := broadcaster.Subscribe(subscriber3) | ||
broadcaster.BroadcastNewLongestChain(cltest.Head(1)) | ||
g.Eventually(subscriber3.OnNewLongestChainCount).Should(gomega.Equal(int32(1))) | ||
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unsubscribe3() | ||
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// no subscribers - shall do nothing | ||
broadcaster.BroadcastNewLongestChain(cltest.Head(0)) | ||
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err = broadcaster.Close() | ||
require.NoError(t, err) | ||
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require.Equal(t, int32(1), subscriber3.OnNewLongestChainCount()) | ||
} | ||
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func TestHeadBroadcaster_TrackableCallbackTimeout(t *testing.T) { | ||
t.Parallel() | ||
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lggr, _ := logger.New() | ||
broadcaster := headtracker.NewHeadBroadcaster(lggr) | ||
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err := broadcaster.Start(testutils.Context(t)) | ||
require.NoError(t, err) | ||
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waitHeadBroadcasterToStart(t, broadcaster) | ||
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slowAwaiter := cltest.NewAwaiter() | ||
fastAwaiter := cltest.NewAwaiter() | ||
slow := &sleepySubscriber{awaiter: slowAwaiter, delay: commonhtrk.TrackableCallbackTimeout * 2} | ||
fast := &sleepySubscriber{awaiter: fastAwaiter, delay: commonhtrk.TrackableCallbackTimeout / 2} | ||
_, unsubscribe1 := broadcaster.Subscribe(slow) | ||
_, unsubscribe2 := broadcaster.Subscribe(fast) | ||
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broadcaster.BroadcastNewLongestChain(cltest.Head(1)) | ||
slowAwaiter.AwaitOrFail(t, testutils.WaitTimeout(t)) | ||
fastAwaiter.AwaitOrFail(t, testutils.WaitTimeout(t)) | ||
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require.True(t, slow.contextDone) | ||
require.False(t, fast.contextDone) | ||
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unsubscribe1() | ||
unsubscribe2() | ||
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err = broadcaster.Close() | ||
require.NoError(t, err) | ||
} | ||
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type sleepySubscriber struct { | ||
awaiter cltest.Awaiter | ||
delay time.Duration | ||
contextDone bool | ||
} | ||
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func (ss *sleepySubscriber) OnNewLongestChain(ctx context.Context, head *types.Head) { | ||
time.Sleep(ss.delay) | ||
select { | ||
case <-ctx.Done(): | ||
ss.contextDone = true | ||
default: | ||
} | ||
ss.awaiter.ItHappened() | ||
} |