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104 lines
3.0 KiB
104 lines
3.0 KiB
package main
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import (
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"crypto/sha256"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"os"
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"testing"
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"time"
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"github.com/pkg/errors"
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"github.com/stretchr/testify/require"
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)
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// This test tests that the output of generate tx and update tx is consistent
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func TestGenerateTxUpdateTxConsistentency(t *testing.T) {
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cases := []struct {
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connIndex int
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startingTxNumber int
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txSize int
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hostname string
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numTxsToTest int
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}{
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{0, 0, 40, "localhost:26657", 1000},
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{70, 300, 10000, "localhost:26657", 1000},
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{0, 50, 100000, "localhost:26657", 1000},
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}
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for tcIndex, tc := range cases {
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hostnameHash := sha256.Sum256([]byte(tc.hostname))
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// Tx generated from update tx. This is defined outside of the loop, since we have
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// to a have something initially to update
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updatedTx := generateTx(tc.connIndex, tc.startingTxNumber, tc.txSize, hostnameHash)
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updatedHex := make([]byte, len(updatedTx)*2)
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hex.Encode(updatedHex, updatedTx)
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for i := 0; i < tc.numTxsToTest; i++ {
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expectedTx := generateTx(tc.connIndex, tc.startingTxNumber+i, tc.txSize, hostnameHash)
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expectedHex := make([]byte, len(expectedTx)*2)
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hex.Encode(expectedHex, expectedTx)
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updateTx(updatedTx, updatedHex, tc.startingTxNumber+i)
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// after first 32 bytes is 8 bytes of time, then purely random bytes
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require.Equal(t, expectedTx[:32], updatedTx[:32],
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"First 32 bytes of the txs differed. tc #%d, i #%d", tcIndex, i)
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require.Equal(t, expectedHex[:64], updatedHex[:64],
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"First 64 bytes of the hex differed. tc #%d, i #%d", tcIndex, i)
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// Test the lengths of the txs are as expected
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require.Equal(t, tc.txSize, len(expectedTx),
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"Length of expected Tx differed. tc #%d, i #%d", tcIndex, i)
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require.Equal(t, tc.txSize, len(updatedTx),
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"Length of expected Tx differed. tc #%d, i #%d", tcIndex, i)
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require.Equal(t, tc.txSize*2, len(expectedHex),
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"Length of expected hex differed. tc #%d, i #%d", tcIndex, i)
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require.Equal(t, tc.txSize*2, len(updatedHex),
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"Length of updated hex differed. tc #%d, i #%d", tcIndex, i)
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}
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}
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}
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func BenchmarkIterationOfSendLoop(b *testing.B) {
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var (
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connIndex = 0
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txSize = 25000
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)
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now := time.Now()
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// something too far away to matter
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endTime := now.Add(time.Hour)
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txNumber := 0
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hostnameHash := sha256.Sum256([]byte{0})
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tx := generateTx(connIndex, txNumber, txSize, hostnameHash)
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txHex := make([]byte, len(tx)*2)
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hex.Encode(txHex, tx)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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updateTx(tx, txHex, txNumber)
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paramsJSON, err := json.Marshal(map[string]interface{}{"tx": txHex})
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if err != nil {
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fmt.Printf("failed to encode params: %v\n", err)
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os.Exit(1)
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}
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_ = json.RawMessage(paramsJSON)
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_ = now.Add(sendTimeout)
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if err != nil {
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err = errors.Wrap(err,
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fmt.Sprintf("txs send failed on connection #%d", connIndex))
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logger.Error(err.Error())
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return
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}
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// Cache the now operations
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if i%5 == 0 {
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now = time.Now()
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if now.After(endTime) {
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break
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}
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}
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txNumber++
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}
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}
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