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args_test.go
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args_test.go
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package main
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestParseArgs(t *testing.T) {
t.Parallel()
parsedArgs, err := ParseArgs([]string{"host"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{}, parsedArgs.Options)
assert.Equal(t, []string{}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{}, parsedArgs.SSHArgs)
parsedArgs, err = ParseArgs([]string{"host", "command"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{}, parsedArgs.Options)
assert.Equal(t, []string{"command"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{}, parsedArgs.SSHArgs)
/* consumed short options */
parsedArgs, err = ParseArgs([]string{"-l", "login", "host", "command"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login"}, parsedArgs.Options)
assert.Equal(t, []string{"command"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{}, parsedArgs.SSHArgs)
/* host before options */
parsedArgs, err = ParseArgs([]string{"host", "-l", "login", "command"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login"}, parsedArgs.Options)
assert.Equal(t, []string{"command"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{}, parsedArgs.SSHArgs)
/* more consumed short options */
parsedArgs, err = ParseArgs([]string{"host", "-l", "login", "-p", "port", "command"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login", "-p": "port"}, parsedArgs.Options)
assert.Equal(t, []string{"command"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{}, parsedArgs.SSHArgs)
/* command with short options */
parsedArgs, err = ParseArgs([]string{"host", "-l", "login", "command", "-p", "port"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login"}, parsedArgs.Options)
assert.Equal(t, []string{"command", "-p", "port"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{}, parsedArgs.SSHArgs)
/* command starts with a double dash */
_, err = ParseArgs([]string{"host", "-l", "login", "--command", "-p", "port"})
require.Error(t, err)
/* command starts with a double dash after a double dash */
parsedArgs, err = ParseArgs([]string{"host", "-l", "login", "--", "--command", "-p", "port"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login"}, parsedArgs.Options)
assert.Equal(t, []string{"--command", "-p", "port"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{}, parsedArgs.SSHArgs)
/* unconsumed short options */
parsedArgs, err = ParseArgs([]string{"host", "-l", "login", "-t", "command", "-p", "port"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login"}, parsedArgs.Options)
assert.Equal(t, []string{"command", "-p", "port"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{"-t"}, parsedArgs.SSHArgs)
/* illegal SSH option -H */
parsedArgs, err = ParseArgs([]string{"host", "-l", "login", "-H", "-t", "command", "-p", "port"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login"}, parsedArgs.Options)
assert.Equal(t, []string{"command", "-p", "port"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{"-H", "-t"}, parsedArgs.SSHArgs)
/* illegal SSH option -H with an argument should break parsing */
parsedArgs, err = ParseArgs([]string{"host", "-l", "login", "-H", "needle", "-t", "command", "-p", "port"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login"}, parsedArgs.Options)
assert.Equal(t, []string{"needle", "-t", "command", "-p", "port"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{"-H"}, parsedArgs.SSHArgs)
/* passing unconsumed SSH options with arguments */
parsedArgs, err = ParseArgs([]string{"host", "-J", "jump", "-l", "login", "-t", "command", "-p", "port"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login"}, parsedArgs.Options)
assert.Equal(t, []string{"command", "-p", "port"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{"-Jjump", "-t"}, parsedArgs.SSHArgs)
/* multiple -l options */
parsedArgs, err = ParseArgs([]string{"host", "-l", "login", "-l", "login2", "-t", "command", "-p", "port"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login"}, parsedArgs.Options)
assert.Equal(t, []string{"command", "-p", "port"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{"-t"}, parsedArgs.SSHArgs)
/* boolean long options */
parsedArgs, err = ParseArgs([]string{"host", "-l", "login", "--use-eice", "-t", "command", "-p", "port"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login", "--use-eice": "true"}, parsedArgs.Options)
assert.Equal(t, []string{"command", "-p", "port"}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{"-t"}, parsedArgs.SSHArgs)
/* boolean and string long options */
parsedArgs, err = ParseArgs([]string{"host", "-l", "login", "--use-eice", "--profile", "profile"})
require.NoError(t, err)
assert.Equal(t, "host", parsedArgs.Destination)
assert.Equal(t, map[string]string{"-l": "login", "--use-eice": "true", "--profile": "profile"}, parsedArgs.Options)
assert.Equal(t, []string{}, parsedArgs.CommandWithArgs)
assert.Equal(t, []string{}, parsedArgs.SSHArgs)
}