package usershell_test

import (

"os/user"

"runtime"

"testing"

"github.com/stretchr/testify/require"

"github.com/coder/coder/agent/usershell"

)

//nolint:paralleltest,tparallel // This test sets an environment variable.

func TestGet(t *testing.T) {

if runtime.GOOS == "windows" {

t.SkipNow()

}

t.Run("Fallback", func(t *testing.T) {

t.Setenv("SHELL", "/bin/sh")

t.Run("NonExistentUser", func(t *testing.T) {

shell, err := usershell.Get("notauser")

require.NoError(t, err)

require.Equal(t, "/bin/sh", shell)

})

})

t.Run("NoFallback", func(t *testing.T) {

// Disable env fallback for these tests.

t.Setenv("SHELL", "")

t.Run("NotFound", func(t *testing.T) {

_, err := usershell.Get("notauser")

require.Error(t, err)

})

t.Run("User", func(t *testing.T) {

u, err := user.Current()

require.NoError(t, err)

shell, err := usershell.Get(u.Username)

require.NoError(t, err)

require.NotEmpty(t, shell)

})

})

}