open-consul/command/catalog_list_nodes_test.go

176 lines
4.2 KiB
Go
Raw Normal View History

2017-07-14 19:45:08 +00:00
package command
import (
"strings"
"testing"
"github.com/hashicorp/consul/agent"
"github.com/mitchellh/cli"
)
func testCatalogListNodesCommand(t *testing.T) (*cli.MockUi, *CatalogListNodesCommand) {
ui := cli.NewMockUi()
return ui, &CatalogListNodesCommand{
BaseCommand: BaseCommand{
Flags: FlagSetHTTP,
UI: ui,
},
}
}
func TestCatalogListNodesCommand_noTabs(t *testing.T) {
t.Parallel()
assertNoTabs(t, new(CatalogListNodesCommand))
}
func TestCatalogListNodesCommand_Validation(t *testing.T) {
t.Parallel()
ui, c := testCatalogListNodesCommand(t)
cases := map[string]struct {
args []string
output string
}{
"args": {
[]string{"foo"},
"Too many arguments",
},
}
for name, tc := range cases {
// Ensure our buffer is always clear
if ui.ErrorWriter != nil {
ui.ErrorWriter.Reset()
}
if ui.OutputWriter != nil {
ui.OutputWriter.Reset()
}
code := c.Run(tc.args)
if code == 0 {
t.Errorf("%s: expected non-zero exit", name)
}
output := ui.ErrorWriter.String()
if !strings.Contains(output, tc.output) {
t.Errorf("%s: expected %q to contain %q", name, output, tc.output)
}
}
}
func TestCatalogListNodesCommand_Run(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t.Name(), nil)
defer a.Shutdown()
t.Run("simple", func(t *testing.T) {
ui, c := testCatalogListNodesCommand(t)
args := []string{
"-http-addr=" + a.HTTPAddr(),
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad exit code %d: %s", code, ui.ErrorWriter.String())
}
output := ui.OutputWriter.String()
for _, s := range []string{"Node", "ID", "Address", "DC"} {
if !strings.Contains(output, s) {
t.Errorf("expected %q to contain %q", output, s)
}
}
for _, s := range []string{"TaggedAddresses", "Meta"} {
if strings.Contains(output, s) {
t.Errorf("expected %q to NOT contain %q", output, s)
}
}
})
t.Run("detailed", func(t *testing.T) {
ui, c := testCatalogListNodesCommand(t)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-detailed",
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad exit code %d: %s", code, ui.ErrorWriter.String())
}
output := ui.OutputWriter.String()
for _, s := range []string{"Node", "ID", "Address", "DC", "TaggedAddresses", "Meta"} {
if !strings.Contains(output, s) {
t.Errorf("expected %q to contain %q", output, s)
}
}
})
t.Run("node-meta", func(t *testing.T) {
ui, c := testCatalogListNodesCommand(t)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-node-meta", "foo=bar",
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad exit code %d: %s", code, ui.ErrorWriter.String())
}
output := ui.ErrorWriter.String()
if expected := "No nodes match the given query"; !strings.Contains(output, expected) {
t.Errorf("expected %q to contain %q", output, expected)
}
})
t.Run("near", func(t *testing.T) {
ui, c := testCatalogListNodesCommand(t)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-near", "_agent",
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad exit code %d: %s", code, ui.ErrorWriter.String())
}
output := ui.OutputWriter.String()
if expected := "127.0.0.1"; !strings.Contains(output, expected) {
t.Errorf("expected %q to contain %q", output, expected)
}
})
t.Run("service_present", func(t *testing.T) {
ui, c := testCatalogListNodesCommand(t)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-service", "consul",
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad exit code %d: %s", code, ui.ErrorWriter.String())
}
output := ui.OutputWriter.String()
if expected := "127.0.0.1"; !strings.Contains(output, expected) {
t.Errorf("expected %q to contain %q", output, expected)
}
})
t.Run("service_missing", func(t *testing.T) {
ui, c := testCatalogListNodesCommand(t)
args := []string{
"-http-addr=" + a.HTTPAddr(),
"-service", "this-service-will-literally-never-exist",
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad exit code %d: %s", code, ui.ErrorWriter.String())
}
output := ui.ErrorWriter.String()
if expected := "No nodes match the given query"; !strings.Contains(output, expected) {
t.Errorf("expected %q to contain %q", output, expected)
}
})
}