mirror of
https://github.com/ethereum/go-ethereum.git
synced 2026-07-28 07:36:44 +00:00
63 lines
1.3 KiB
Go
63 lines
1.3 KiB
Go
package server
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import (
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"fmt"
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"net"
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"sync/atomic"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/log"
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"github.com/stretchr/testify/assert"
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)
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var initialPort uint64 = 61000
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// nextPort gives the next available port starting from 60000
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func nextPort() uint64 {
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log.Info("Checking for new port", "current", initialPort)
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port := atomic.AddUint64(&initialPort, 1)
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addr := fmt.Sprintf("localhost:%d", port)
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lis, err := net.Listen("tcp", addr)
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if err == nil {
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lis.Close()
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return port
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} else {
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return nextPort()
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}
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}
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func TestServer_DeveloperMode(t *testing.T) {
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t.Parallel()
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// get the default config
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config := DefaultConfig()
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// enable developer mode
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config.Developer.Enabled = true
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config.Developer.Period = 2 // block time
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// start the mock server
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server, err := CreateMockServer(config)
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assert.NoError(t, err)
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defer CloseMockServer(server)
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// record the initial block number
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blockNumber := server.backend.BlockChain().CurrentBlock().Number.Int64()
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var i int64 = 0
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for i = 0; i < 3; i++ {
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// We expect the node to mine blocks every `config.Developer.Period` time period
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time.Sleep(time.Duration(config.Developer.Period) * time.Second)
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currBlock := server.backend.BlockChain().CurrentBlock().Number.Int64()
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expected := blockNumber + i + 1
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if res := assert.Equal(t, currBlock, expected); res == false {
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break
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}
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}
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}
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