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1e447432a7
* [NOD-28] Move SubnetworkID constants to subnetworkid package * [NOD-28] change subnetwork id constants to pointers
59 lines
1.5 KiB
Go
59 lines
1.5 KiB
Go
// Copyright (c) 2017 The btcsuite developers
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// Use of this source code is governed by an ISC
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// license that can be found in the LICENSE file.
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package blockdag
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import (
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"testing"
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"github.com/daglabs/btcd/dagconfig"
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"github.com/daglabs/btcd/util/subnetworkid"
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)
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// TestNotifications ensures that notification callbacks are fired on events.
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func TestNotifications(t *testing.T) {
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blocks, err := loadBlocks("blk_0_to_4.dat")
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if err != nil {
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t.Fatalf("Error loading file: %v\n", err)
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}
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// Create a new database and dag instance to run tests against.
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dag, teardownFunc, err := DAGSetup("notifications", Config{
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DAGParams: &dagconfig.SimNetParams,
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SubnetworkID: subnetworkid.SubnetworkIDSupportsAll,
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})
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if err != nil {
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t.Fatalf("Failed to setup dag instance: %v", err)
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}
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defer teardownFunc()
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notificationCount := 0
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callback := func(notification *Notification) {
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if notification.Type == NTBlockAccepted {
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notificationCount++
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}
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}
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// Register callback multiple times then assert it is called that many
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// times.
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const numSubscribers = 3
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for i := 0; i < numSubscribers; i++ {
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dag.Subscribe(callback)
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}
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isOrphan, err := dag.ProcessBlock(blocks[1], BFNone)
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if isOrphan {
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t.Fatalf("ProcessBlock incorrectly returned block " +
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"is an orphan\n")
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}
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if err != nil {
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t.Fatalf("ProcessBlock fail on block 1: %v\n", err)
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}
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if notificationCount != numSubscribers {
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t.Fatalf("Expected notification callback to be executed %d "+
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"times, found %d", numSubscribers, notificationCount)
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}
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}
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