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// Copyright (C) 2019-2024 Algorand, Inc.
// This file is part of go-algorand
//
// go-algorand is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// go-algorand is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with go-algorand. If not, see <https://www.gnu.org/licenses/>.
package algod
// this should make dummy requests against the API and check the results for consistency
import (
"fmt"
"net"
"testing"
"github.com/algorand/go-algorand/test/partitiontest"
"github.com/stretchr/testify/require"
)
func isTCPPortAvailable(host string, port int) bool {
l, err := net.Listen("tcp", fmt.Sprintf("%s:%d", host, port))
if l != nil {
l.Close()
}
return err == nil
}
func TestFirstListenerSetupGetsPort8080WhenPassedPortZero(t *testing.T) {
partitiontest.PartitionTest(t)
// this test will fail if there is already a listener on the testing machine's port 8080
// (except if a dev has a node running on port 8080 and runs the test; in that case, we can't run this test.)
targetPort := 8080
host := "127.0.0.1"
// check if port 8080 is busy :
if !isTCPPortAvailable(host, targetPort) {
t.Skipf("Cannot run this test since port 8080 is already in use.")
}
defaultAddr := host + ":0"
expectedAddr := fmt.Sprintf("%s:%d", host, targetPort)
listener, err := makeListener(defaultAddr)
require.NoError(t, err)
actualAddr := listener.Addr().String()
require.Equalf(t, expectedAddr, actualAddr, "if port %d is occupied when this test runs, it will fail", targetPort)
}
func TestSecondListenerSetupGetsAnotherPortWhen8080IsBusy(t *testing.T) {
partitiontest.PartitionTest(t)
defaultAddr := "127.0.0.1:0"
unexpectedAddr := "127.0.0.1:8080"
makeListener(defaultAddr)
secondListener, err := makeListener(defaultAddr)
require.NoError(t, err)
actualAddr := secondListener.Addr().String()
require.NotEqual(t, unexpectedAddr, actualAddr)
}
func TestFirstListenerSetupGetsPassedPortWhenPassedPortNonZero(t *testing.T) {
partitiontest.PartitionTest(t)
expectedAddr := "127.0.0.1:8081"
listener, err := makeListener(expectedAddr)
require.NoError(t, err)
actualAddr := listener.Addr().String()
require.Equal(t, expectedAddr, actualAddr)
}
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