package command import ( "strings" "testing" "github.com/hashicorp/consul/agent" "github.com/mitchellh/cli" ) func testCatalogListDatacentersCommand(t *testing.T) (*cli.MockUi, *CatalogListDatacentersCommand) { ui := cli.NewMockUi() return ui, &CatalogListDatacentersCommand{ BaseCommand: BaseCommand{ Flags: FlagSetHTTP, UI: ui, }, } } func TestCatalogListDatacentersCommand_noTabs(t *testing.T) { t.Parallel() assertNoTabs(t, new(CatalogListDatacentersCommand)) } func TestCatalogListDatacentersCommand_Validation(t *testing.T) { t.Parallel() ui, c := testCatalogListDatacentersCommand(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 TestCatalogListDatacentersCommand_Run(t *testing.T) { t.Parallel() a := agent.NewTestAgent(t.Name(), nil) defer a.Shutdown() ui, c := testCatalogListDatacentersCommand(t) args := []string{ "-http-addr=" + a.HTTPAddr(), } code := c.Run(args) if code != 0 { t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String()) } output := ui.OutputWriter.String() if !strings.Contains(output, "dc") { t.Errorf("bad: %#v", output) } }