DockerCLI/cli/command/container/exec_test.go

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package container
import (
"bytes"
"io/ioutil"
"testing"
"github.com/docker/cli/cli/config/configfile"
"github.com/docker/cli/cli/internal/test"
"github.com/docker/docker/api/types"
"github.com/docker/docker/pkg/testutil"
"github.com/pkg/errors"
)
type arguments struct {
options execOptions
execCmd []string
}
func TestParseExec(t *testing.T) {
valids := map[*arguments]*types.ExecConfig{
{
execCmd: []string{"command"},
}: {
Cmd: []string{"command"},
AttachStdout: true,
AttachStderr: true,
},
{
execCmd: []string{"command1", "command2"},
}: {
Cmd: []string{"command1", "command2"},
AttachStdout: true,
AttachStderr: true,
},
{
options: execOptions{
interactive: true,
tty: true,
user: "uid",
},
execCmd: []string{"command"},
}: {
User: "uid",
AttachStdin: true,
AttachStdout: true,
AttachStderr: true,
Tty: true,
Cmd: []string{"command"},
},
{
options: execOptions{
detach: true,
},
execCmd: []string{"command"},
}: {
AttachStdin: false,
AttachStdout: false,
AttachStderr: false,
Detach: true,
Cmd: []string{"command"},
},
{
options: execOptions{
tty: true,
interactive: true,
detach: true,
},
execCmd: []string{"command"},
}: {
AttachStdin: false,
AttachStdout: false,
AttachStderr: false,
Detach: true,
Tty: true,
Cmd: []string{"command"},
},
}
for valid, expectedExecConfig := range valids {
execConfig, err := parseExec(&valid.options, valid.execCmd)
if err != nil {
t.Fatal(err)
}
if !compareExecConfig(expectedExecConfig, execConfig) {
t.Fatalf("Expected [%v] for %v, got [%v]", expectedExecConfig, valid, execConfig)
}
}
}
func compareExecConfig(config1 *types.ExecConfig, config2 *types.ExecConfig) bool {
if config1.AttachStderr != config2.AttachStderr {
return false
}
if config1.AttachStdin != config2.AttachStdin {
return false
}
if config1.AttachStdout != config2.AttachStdout {
return false
}
if config1.Detach != config2.Detach {
return false
}
if config1.Privileged != config2.Privileged {
return false
}
if config1.Tty != config2.Tty {
return false
}
if config1.User != config2.User {
return false
}
if len(config1.Cmd) != len(config2.Cmd) {
return false
}
for index, value := range config1.Cmd {
if value != config2.Cmd[index] {
return false
}
}
return true
}
func TestNewExecCommandErrors(t *testing.T) {
testCases := []struct {
name string
args []string
expectedError string
containerInspectFunc func(img string) (types.ContainerJSON, error)
}{
{
name: "client-error",
args: []string{"5cb5bb5e4a3b", "-t", "-i", "bash"},
expectedError: "something went wrong",
containerInspectFunc: func(containerID string) (types.ContainerJSON, error) {
return types.ContainerJSON{}, errors.Errorf("something went wrong")
},
},
}
for _, tc := range testCases {
buf := new(bytes.Buffer)
conf := configfile.ConfigFile{}
cli := test.NewFakeCli(&fakeClient{containerInspectFunc: tc.containerInspectFunc}, buf)
cli.SetConfigfile(&conf)
cmd := NewExecCommand(cli)
cmd.SetOutput(ioutil.Discard)
cmd.SetArgs(tc.args)
testutil.ErrorContains(t, cmd.Execute(), tc.expectedError)
}
}