github.com/mberwanger/updog@v0.0.1/cmd/init_test.go (about)

     1  package cmd
     2  
     3  import (
     4  	"os"
     5  	"path/filepath"
     6  	"testing"
     7  
     8  	"github.com/stretchr/testify/require"
     9  )
    10  
    11  func TestInit(t *testing.T) {
    12  	folder := setupInitTest(t)
    13  	cmd := newInitCmd().cmd
    14  	config := "foo.hcl"
    15  	cmd.SetArgs([]string{"-f", config})
    16  	require.NoError(t, cmd.Execute())
    17  	require.FileExists(t, filepath.Join(folder, config))
    18  }
    19  
    20  func TestInitFileExists(t *testing.T) {
    21  	folder := setupInitTest(t)
    22  	cmd := newInitCmd().cmd
    23  	path := filepath.Join(folder, "twice.hcl")
    24  	cmd.SetArgs([]string{"-f", path})
    25  	require.NoError(t, cmd.Execute())
    26  	require.EqualError(t, cmd.Execute(), "open "+path+": file exists")
    27  	require.FileExists(t, path)
    28  }
    29  
    30  func TestInitFileError(t *testing.T) {
    31  	folder := setupInitTest(t)
    32  	cmd := newInitCmd().cmd
    33  	path := filepath.Join(folder, "nope.hcl")
    34  	require.NoError(t, os.Chmod(folder, 0o000))
    35  	cmd.SetArgs([]string{"-f", path})
    36  	require.EqualError(t, cmd.Execute(), "open "+path+": permission denied")
    37  }
    38  
    39  func setupInitTest(tb testing.TB) string {
    40  	tb.Helper()
    41  
    42  	folder := tb.TempDir()
    43  	wd, err := os.Getwd()
    44  	require.NoError(tb, err)
    45  	tb.Cleanup(func() {
    46  		require.NoError(tb, os.Chdir(wd))
    47  	})
    48  	require.NoError(tb, os.Chdir(folder))
    49  	return folder
    50  }