github.com/hhrutter/nomad@v0.6.0-rc2.0.20170723054333-80c4b03f0705/command/server_members_test.go (about)

     1  package command
     2  
     3  import (
     4  	"strings"
     5  	"testing"
     6  
     7  	"github.com/mitchellh/cli"
     8  )
     9  
    10  func TestServerMembersCommand_Implements(t *testing.T) {
    11  	t.Parallel()
    12  	var _ cli.Command = &ServerMembersCommand{}
    13  }
    14  
    15  func TestServerMembersCommand_Run(t *testing.T) {
    16  	t.Parallel()
    17  	srv, client, url := testServer(t, false, nil)
    18  	defer srv.Shutdown()
    19  
    20  	ui := new(cli.MockUi)
    21  	cmd := &ServerMembersCommand{Meta: Meta{Ui: ui}}
    22  
    23  	// Get our own node name
    24  	name, err := client.Agent().NodeName()
    25  	if err != nil {
    26  		t.Fatalf("err: %s", err)
    27  	}
    28  
    29  	// Query the members
    30  	if code := cmd.Run([]string{"-address=" + url}); code != 0 {
    31  		t.Fatalf("expected exit 0, got: %d", code)
    32  	}
    33  	if out := ui.OutputWriter.String(); !strings.Contains(out, name) {
    34  		t.Fatalf("expected %q in output, got: %s", name, out)
    35  	}
    36  	ui.OutputWriter.Reset()
    37  
    38  	// Query members with detailed output
    39  	if code := cmd.Run([]string{"-address=" + url, "-detailed"}); code != 0 {
    40  		t.Fatalf("expected exit 0, got: %d", code)
    41  	}
    42  	if out := ui.OutputWriter.String(); !strings.Contains(out, "Tags") {
    43  		t.Fatalf("expected tags in output, got: %s", out)
    44  	}
    45  }
    46  
    47  func TestMembersCommand_Fails(t *testing.T) {
    48  	t.Parallel()
    49  	ui := new(cli.MockUi)
    50  	cmd := &ServerMembersCommand{Meta: Meta{Ui: ui}}
    51  
    52  	// Fails on misuse
    53  	if code := cmd.Run([]string{"some", "bad", "args"}); code != 1 {
    54  		t.Fatalf("expected exit code 1, got: %d", code)
    55  	}
    56  	if out := ui.ErrorWriter.String(); !strings.Contains(out, cmd.Help()) {
    57  		t.Fatalf("expected help output, got: %s", out)
    58  	}
    59  	ui.ErrorWriter.Reset()
    60  
    61  	// Fails on connection failure
    62  	if code := cmd.Run([]string{"-address=nope"}); code != 1 {
    63  		t.Fatalf("expected exit code 1, got: %d", code)
    64  	}
    65  	if out := ui.ErrorWriter.String(); !strings.Contains(out, "Error querying servers") {
    66  		t.Fatalf("expected failed query error, got: %s", out)
    67  	}
    68  }