github.com/adityamillind98/nomad@v0.11.8/command/node_eligibility_test.go (about)

     1  package command
     2  
     3  import (
     4  	"fmt"
     5  	"strings"
     6  	"testing"
     7  
     8  	"github.com/hashicorp/nomad/testutil"
     9  	"github.com/mitchellh/cli"
    10  	"github.com/posener/complete"
    11  	"github.com/stretchr/testify/assert"
    12  )
    13  
    14  func TestNodeEligibilityCommand_Implements(t *testing.T) {
    15  	t.Parallel()
    16  	var _ cli.Command = &NodeEligibilityCommand{}
    17  }
    18  
    19  func TestNodeEligibilityCommand_Fails(t *testing.T) {
    20  	t.Parallel()
    21  	srv, _, url := testServer(t, false, nil)
    22  	defer srv.Shutdown()
    23  
    24  	ui := new(cli.MockUi)
    25  	cmd := &NodeEligibilityCommand{Meta: Meta{Ui: ui}}
    26  
    27  	// Fails on misuse
    28  	if code := cmd.Run([]string{"some", "bad", "args"}); code != 1 {
    29  		t.Fatalf("expected exit code 1, got: %d", code)
    30  	}
    31  	if out := ui.ErrorWriter.String(); !strings.Contains(out, commandErrorText(cmd)) {
    32  		t.Fatalf("expected help output, got: %s", out)
    33  	}
    34  	ui.ErrorWriter.Reset()
    35  
    36  	// Fails on connection failure
    37  	if code := cmd.Run([]string{"-address=nope", "-enable", "12345678-abcd-efab-cdef-123456789abc"}); code != 1 {
    38  		t.Fatalf("expected exit code 1, got: %d", code)
    39  	}
    40  	expected := "Error updating scheduling eligibility"
    41  	if out := ui.ErrorWriter.String(); !strings.Contains(out, expected) {
    42  		t.Fatalf("expected %q, got: %s", expected, out)
    43  	}
    44  	ui.ErrorWriter.Reset()
    45  
    46  	// Fails on non-existent node
    47  	if code := cmd.Run([]string{"-address=" + url, "-enable", "12345678-abcd-efab-cdef-123456789abc"}); code != 1 {
    48  		t.Fatalf("expected exit 1, got: %d", code)
    49  	}
    50  	if out := ui.ErrorWriter.String(); !strings.Contains(out, "No node(s) with prefix or id") {
    51  		t.Fatalf("expected not exist error, got: %s", out)
    52  	}
    53  	ui.ErrorWriter.Reset()
    54  
    55  	// Fails if both enable and disable specified
    56  	if code := cmd.Run([]string{"-enable", "-disable", "12345678-abcd-efab-cdef-123456789abc"}); code != 1 {
    57  		t.Fatalf("expected exit 1, got: %d", code)
    58  	}
    59  	if out := ui.ErrorWriter.String(); !strings.Contains(out, commandErrorText(cmd)) {
    60  		t.Fatalf("expected help output, got: %s", out)
    61  	}
    62  	ui.ErrorWriter.Reset()
    63  
    64  	// Fails if neither enable or disable specified
    65  	if code := cmd.Run([]string{"12345678-abcd-efab-cdef-123456789abc"}); code != 1 {
    66  		t.Fatalf("expected exit 1, got: %d", code)
    67  	}
    68  	if out := ui.ErrorWriter.String(); !strings.Contains(out, commandErrorText(cmd)) {
    69  		t.Fatalf("expected help output, got: %s", out)
    70  	}
    71  	ui.ErrorWriter.Reset()
    72  
    73  	// Fail on identifier with too few characters
    74  	if code := cmd.Run([]string{"-address=" + url, "-enable", "1"}); code != 1 {
    75  		t.Fatalf("expected exit 1, got: %d", code)
    76  	}
    77  	if out := ui.ErrorWriter.String(); !strings.Contains(out, "must contain at least two characters.") {
    78  		t.Fatalf("expected too few characters error, got: %s", out)
    79  	}
    80  	ui.ErrorWriter.Reset()
    81  
    82  	// Identifiers with uneven length should produce a query result
    83  	if code := cmd.Run([]string{"-address=" + url, "-enable", "123"}); code != 1 {
    84  		t.Fatalf("expected exit 1, got: %d", code)
    85  	}
    86  	if out := ui.ErrorWriter.String(); !strings.Contains(out, "No node(s) with prefix or id") {
    87  		t.Fatalf("expected not exist error, got: %s", out)
    88  	}
    89  	ui.ErrorWriter.Reset()
    90  }
    91  
    92  func TestNodeEligibilityCommand_AutocompleteArgs(t *testing.T) {
    93  	assert := assert.New(t)
    94  	t.Parallel()
    95  
    96  	srv, client, url := testServer(t, true, nil)
    97  	defer srv.Shutdown()
    98  
    99  	// Wait for a node to appear
   100  	var nodeID string
   101  	testutil.WaitForResult(func() (bool, error) {
   102  		nodes, _, err := client.Nodes().List(nil)
   103  		if err != nil {
   104  			return false, err
   105  		}
   106  		if len(nodes) == 0 {
   107  			return false, fmt.Errorf("missing node")
   108  		}
   109  		nodeID = nodes[0].ID
   110  		return true, nil
   111  	}, func(err error) {
   112  		t.Fatalf("err: %s", err)
   113  	})
   114  
   115  	ui := new(cli.MockUi)
   116  	cmd := &NodeEligibilityCommand{Meta: Meta{Ui: ui, flagAddress: url}}
   117  
   118  	prefix := nodeID[:len(nodeID)-5]
   119  	args := complete.Args{Last: prefix}
   120  	predictor := cmd.AutocompleteArgs()
   121  
   122  	res := predictor.Predict(args)
   123  	assert.Equal(1, len(res))
   124  	assert.Equal(nodeID, res[0])
   125  }