forked from cerc-io/ipld-eth-server
135 lines
3.6 KiB
Go
135 lines
3.6 KiB
Go
// Copyright (c) 2016 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 blockchain
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import (
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"testing"
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"github.com/btcsuite/btcd/chaincfg/chainhash"
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)
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// TestThresholdStateStringer tests the stringized output for the
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// ThresholdState type.
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func TestThresholdStateStringer(t *testing.T) {
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t.Parallel()
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tests := []struct {
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in ThresholdState
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want string
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}{
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{ThresholdDefined, "ThresholdDefined"},
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{ThresholdStarted, "ThresholdStarted"},
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{ThresholdLockedIn, "ThresholdLockedIn"},
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{ThresholdActive, "ThresholdActive"},
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{ThresholdFailed, "ThresholdFailed"},
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{0xff, "Unknown ThresholdState (255)"},
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}
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// Detect additional threshold states that don't have the stringer added.
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if len(tests)-1 != int(numThresholdsStates) {
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t.Errorf("It appears a threshold statewas added without " +
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"adding an associated stringer test")
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}
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t.Logf("Running %d tests", len(tests))
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for i, test := range tests {
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result := test.in.String()
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if result != test.want {
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t.Errorf("String #%d\n got: %s want: %s", i, result,
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test.want)
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continue
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}
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}
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}
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// TestThresholdStateCache ensure the threshold state cache works as intended
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// including adding entries, updating existing entries, and flushing.
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func TestThresholdStateCache(t *testing.T) {
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t.Parallel()
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tests := []struct {
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name string
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numEntries int
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state ThresholdState
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}{
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{name: "2 entries defined", numEntries: 2, state: ThresholdDefined},
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{name: "7 entries started", numEntries: 7, state: ThresholdStarted},
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{name: "10 entries active", numEntries: 10, state: ThresholdActive},
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{name: "5 entries locked in", numEntries: 5, state: ThresholdLockedIn},
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{name: "3 entries failed", numEntries: 3, state: ThresholdFailed},
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}
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nextTest:
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for _, test := range tests {
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cache := &newThresholdCaches(1)[0]
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for i := 0; i < test.numEntries; i++ {
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var hash chainhash.Hash
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hash[0] = uint8(i + 1)
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// Ensure the hash isn't available in the cache already.
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_, ok := cache.Lookup(&hash)
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if ok {
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t.Errorf("Lookup (%s): has entry for hash %v",
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test.name, hash)
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continue nextTest
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}
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// Ensure hash that was added to the cache reports it's
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// available and the state is the expected value.
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cache.Update(&hash, test.state)
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state, ok := cache.Lookup(&hash)
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if !ok {
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t.Errorf("Lookup (%s): missing entry for hash "+
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"%v", test.name, hash)
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continue nextTest
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}
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if state != test.state {
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t.Errorf("Lookup (%s): state mismatch - got "+
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"%v, want %v", test.name, state,
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test.state)
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continue nextTest
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}
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// Ensure adding an existing hash with the same state
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// doesn't break the existing entry.
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cache.Update(&hash, test.state)
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state, ok = cache.Lookup(&hash)
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if !ok {
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t.Errorf("Lookup (%s): missing entry after "+
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"second add for hash %v", test.name,
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hash)
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continue nextTest
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}
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if state != test.state {
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t.Errorf("Lookup (%s): state mismatch after "+
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"second add - got %v, want %v",
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test.name, state, test.state)
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continue nextTest
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}
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// Ensure adding an existing hash with a different state
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// updates the existing entry.
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newState := ThresholdFailed
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if newState == test.state {
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newState = ThresholdStarted
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}
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cache.Update(&hash, newState)
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state, ok = cache.Lookup(&hash)
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if !ok {
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t.Errorf("Lookup (%s): missing entry after "+
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"state change for hash %v", test.name,
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hash)
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continue nextTest
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}
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if state != newState {
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t.Errorf("Lookup (%s): state mismatch after "+
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"state change - got %v, want %v",
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test.name, state, newState)
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continue nextTest
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}
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}
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}
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}
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