2015-05-19 01:13:17 +03:00
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package connection
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import (
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"fmt"
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"net"
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"os"
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2015-07-15 05:38:15 +03:00
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"runtime"
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2015-05-19 01:13:17 +03:00
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"testing"
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"github.com/stretchr/testify/assert"
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)
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2018-12-04 21:42:37 +03:00
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func TestIsPortAvailable(t *testing.T) {
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2015-07-15 05:38:15 +03:00
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if runtime.GOOS == "windows" {
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t.Skip("FIXME")
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}
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2018-12-04 21:42:37 +03:00
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assert.Equal(t, true, IsPortAvailable(30000))
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2015-05-19 01:13:17 +03:00
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2017-01-20 22:41:24 +03:00
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serv, err := net.Listen("tcp", "127.0.0.1:30000")
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2015-05-19 01:13:17 +03:00
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if err != nil {
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2016-01-22 21:12:00 +03:00
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fmt.Fprintln(os.Stderr, "Unable to start test tcp listener:", err)
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2015-05-19 01:13:17 +03:00
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t.Fail()
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return
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}
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defer serv.Close()
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go func() {
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for {
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conn, err := serv.Accept()
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if err == nil {
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conn.Close()
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}
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2015-10-20 05:09:22 +03:00
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serv.Close()
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2015-05-19 01:13:17 +03:00
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}
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}()
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2018-12-04 21:42:37 +03:00
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assert.Equal(t, false, IsPortAvailable(30000))
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assert.Equal(t, true, IsPortAvailable(30001))
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2015-05-19 01:13:17 +03:00
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}
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2018-12-04 21:42:37 +03:00
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func TestFindAvailablePort(t *testing.T) {
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2015-07-15 05:38:15 +03:00
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if runtime.GOOS == "windows" {
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t.Skip("FIXME")
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}
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2018-12-04 21:42:37 +03:00
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port, err := FindAvailablePort(30000, 1)
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2015-05-19 01:13:17 +03:00
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assert.Equal(t, nil, err)
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2017-01-20 22:41:24 +03:00
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assert.Equal(t, 30000, port)
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2015-05-19 01:13:17 +03:00
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2017-01-20 22:41:24 +03:00
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serv, err := net.Listen("tcp", "127.0.0.1:30000")
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2015-05-19 01:13:17 +03:00
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if err != nil {
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2016-01-22 21:12:00 +03:00
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fmt.Fprintln(os.Stderr, "Unable to start test tcp listener:", err)
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2015-05-19 01:13:17 +03:00
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t.Fail()
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return
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}
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defer serv.Close()
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go func() {
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for {
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conn, err := serv.Accept()
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if err == nil {
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conn.Close()
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}
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}
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}()
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2018-12-04 21:42:37 +03:00
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port, err = FindAvailablePort(30000, 0)
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2015-05-19 01:13:17 +03:00
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assert.EqualError(t, err, "No available port")
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assert.Equal(t, -1, port)
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2018-12-04 21:42:37 +03:00
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port, err = FindAvailablePort(30000, 1)
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2015-05-19 01:13:17 +03:00
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assert.Equal(t, nil, err)
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2017-01-20 22:41:24 +03:00
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assert.Equal(t, 30001, port)
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2015-05-19 01:13:17 +03:00
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}
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