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package services
import (
"crypto/tls"
"errors"
"testing"
"github.com/ansible/receptor/pkg/logger"
"github.com/ansible/receptor/pkg/netceptor"
"github.com/ansible/receptor/pkg/services/mock_services"
"go.uber.org/mock/gomock"
)
func setUpCommandMocks(ctrl *gomock.Controller) (*mock_services.MockNetCForCommandService, *mock_services.MockUtilsLib) {
mockNetceptor := mock_services.NewMockNetCForCommandService(ctrl)
mockUtilsLib := mock_services.NewMockUtilsLib(ctrl)
logger := logger.NewReceptorLogger("")
mockNetceptor.EXPECT().GetLogger().AnyTimes().Return(logger)
return mockNetceptor, mockUtilsLib
}
func TestCommandService(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
mockTCPConn := mock_services.NewMockTCPConn(ctrl)
var mockNetceptor *mock_services.MockNetCForCommandService
var mockUtilsLib *mock_services.MockUtilsLib
acceptChannel := make(chan *netceptor.AcceptResult)
doneChannel := make(chan struct{})
neceptorListener := netceptor.Listener{AcceptChan: acceptChannel, DoneChan: doneChannel}
type test struct {
name string
service string
command string
acceptResult []*netceptor.AcceptResult
calls func()
}
tests := []test{
{name: "No command provided"},
{
name: "Fail to listen and advertise connection",
command: "echo hello",
calls: func() {
mockNetceptor.EXPECT().ListenAndAdvertise(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil, errors.New("failed to establish a connection"))
},
},
{
name: "Fail to accept connection",
acceptResult: []*netceptor.AcceptResult{{Conn: nil, Err: errors.New("failed to accept connection")}},
command: "echo hello",
calls: func() {
mockNetceptor.EXPECT().ListenAndAdvertise(gomock.Any(), gomock.Any(), gomock.Any()).Return(&neceptorListener, nil)
},
},
// This is a case where shlex.Split() returns an empty array
// In order to stop execution of the CommandService() in this test we pass an error on the AcceptChannel
{
name: "Malformed command",
acceptResult: []*netceptor.AcceptResult{{Conn: mockTCPConn, Err: nil}, {Conn: nil, Err: errors.New("failed to accept connection")}},
command: "# nine # ten\n",
calls: func() {
mockNetceptor.EXPECT().ListenAndAdvertise(gomock.Any(), gomock.Any(), gomock.Any()).Return(&neceptorListener, nil)
mockTCPConn.EXPECT().Close().AnyTimes()
},
},
// Happy path
// In order to stop execution of the CommandService() in this test we pass an error on the AcceptChannel
{
name: "Test echo command",
acceptResult: []*netceptor.AcceptResult{{Conn: mockTCPConn, Err: nil}, {Conn: mockTCPConn, Err: errors.New("failed to accept connection")}},
command: "echo hello",
calls: func() {
mockNetceptor.EXPECT().ListenAndAdvertise(gomock.Any(), gomock.Any(), gomock.Any()).Return(&neceptorListener, nil)
mockUtilsLib.EXPECT().BridgeConns(gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any()).AnyTimes()
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
mockNetceptor, mockUtilsLib = setUpCommandMocks(ctrl)
if tt.calls != nil {
tt.calls()
}
if tt.acceptResult != nil {
go func() {
for _, result := range tt.acceptResult {
neceptorListener.AcceptChan <- result
}
}()
}
CommandService(mockNetceptor, tt.service, &tls.Config{}, tt.command, mockUtilsLib)
})
}
}
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