github.com/anth0d/nomad@v0.0.0-20221214183521-ae3a0a2cad06/command/operator_snapshot_save_test.go (about)

     1  package command
     2  
     3  import (
     4  	"os"
     5  	"path/filepath"
     6  	"testing"
     7  
     8  	"github.com/hashicorp/nomad/ci"
     9  	"github.com/hashicorp/nomad/command/agent"
    10  	"github.com/hashicorp/nomad/helper/snapshot"
    11  	"github.com/mitchellh/cli"
    12  	"github.com/stretchr/testify/require"
    13  )
    14  
    15  func TestOperatorSnapshotSave_Works(t *testing.T) {
    16  	ci.Parallel(t)
    17  
    18  	tmpDir := t.TempDir()
    19  
    20  	srv, _, url := testServer(t, false, func(c *agent.Config) {
    21  		c.DevMode = false
    22  		c.DataDir = filepath.Join(tmpDir, "server")
    23  
    24  		c.AdvertiseAddrs.HTTP = "127.0.0.1"
    25  		c.AdvertiseAddrs.RPC = "127.0.0.1"
    26  		c.AdvertiseAddrs.Serf = "127.0.0.1"
    27  	})
    28  
    29  	defer srv.Shutdown()
    30  
    31  	ui := cli.NewMockUi()
    32  	cmd := &OperatorSnapshotSaveCommand{Meta: Meta{Ui: ui}}
    33  
    34  	dest := filepath.Join(tmpDir, "backup.snap")
    35  	code := cmd.Run([]string{
    36  		"--address=" + url,
    37  		dest,
    38  	})
    39  	require.Zero(t, code)
    40  	require.Contains(t, ui.OutputWriter.String(), "State file written to "+dest)
    41  
    42  	f, err := os.Open(dest)
    43  	require.NoError(t, err)
    44  
    45  	meta, err := snapshot.Verify(f)
    46  	require.NoError(t, err)
    47  	require.NotZero(t, meta.Index)
    48  }
    49  
    50  func TestOperatorSnapshotSave_Fails(t *testing.T) {
    51  	ci.Parallel(t)
    52  
    53  	ui := cli.NewMockUi()
    54  	cmd := &OperatorSnapshotSaveCommand{Meta: Meta{Ui: ui}}
    55  
    56  	// Fails on misuse
    57  	code := cmd.Run([]string{"some", "bad", "args"})
    58  	require.Equal(t, 1, code)
    59  	require.Contains(t, ui.ErrorWriter.String(), commandErrorText(cmd))
    60  	ui.ErrorWriter.Reset()
    61  
    62  	// Fails when specified file does not exist
    63  	code = cmd.Run([]string{"/unicorns/leprechauns"})
    64  	require.Equal(t, 1, code)
    65  	require.Contains(t, ui.ErrorWriter.String(), "no such file")
    66  }