func (s *SuperCommandSuite) TestRegister(c *gc.C) {
jc := cmd.NewSuperCommand(cmd.SuperCommandParams{Name: "jujutest"})
jc.Register(&TestCommand{Name: "flip"})
jc.Register(&TestCommand{Name: "flap"})
badCall := func() { jc.Register(&TestCommand{Name: "flap"}) }
c.Assert(badCall, gc.PanicMatches, "command already registered: flap")
}
func (s *SSHSuite) TestSSHCommand(c *gc.C) {
m := s.makeMachines(3, c, true)
ch := coretesting.Charms.Dir("dummy")
curl := charm.MustParseURL(
fmt.Sprintf("local:quantal/%s-%d", ch.Meta().Name, ch.Revision()),
)
bundleURL, err := url.Parse("http://bundles.testing.invalid/dummy-1")
c.Assert(err, gc.IsNil)
dummy, err := s.State.AddCharm(ch, curl, bundleURL, "dummy-1-sha256")
c.Assert(err, gc.IsNil)
srv := s.AddTestingService(c, "mysql", dummy)
s.addUnit(srv, m[0], c)
srv = s.AddTestingService(c, "mongodb", dummy)
s.addUnit(srv, m[1], c)
s.addUnit(srv, m[2], c)
for i, t := range sshTests {
c.Logf("test %d: %s -> %s\n", i, t.about, t.args)
ctx := coretesting.Context(c)
jujucmd := cmd.NewSuperCommand(cmd.SuperCommandParams{})
jujucmd.Register(envcmd.Wrap(&SSHCommand{}))
code := cmd.Main(jujucmd, ctx, t.args)
c.Check(code, gc.Equals, 0)
c.Check(ctx.Stderr.(*bytes.Buffer).String(), gc.Equals, "")
c.Check(ctx.Stdout.(*bytes.Buffer).String(), gc.Equals, t.result)
}
}
func (s *SuperCommandSuite) TestInfo(c *gc.C) {
commandsDoc := `commands:
flapbabble - flapbabble the juju
flip - flip the juju`
jc := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "jujutest",
Purpose: "to be purposeful",
Doc: "doc\nblah\ndoc",
})
info := jc.Info()
c.Assert(info.Name, gc.Equals, "jujutest")
c.Assert(info.Purpose, gc.Equals, "to be purposeful")
// info doc starts with the jc.Doc and ends with the help command
c.Assert(info.Doc, gc.Matches, jc.Doc+"(.|\n)*")
c.Assert(info.Doc, gc.Matches, "(.|\n)*"+helpCommandsText)
jc.Register(&TestCommand{Name: "flip"})
jc.Register(&TestCommand{Name: "flapbabble"})
info = jc.Info()
c.Assert(info.Doc, gc.Matches, jc.Doc+"\n\n"+commandsDoc+helpText)
jc.Doc = ""
info = jc.Info()
c.Assert(info.Doc, gc.Matches, commandsDoc+helpText)
}
// Main registers subcommands for the juju-metadata executable, and hands over control
// to the cmd package. This function is not redundant with main, because it
// provides an entry point for testing with arbitrary command line arguments.
func Main(args []string) {
ctx, err := cmd.DefaultContext()
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(2)
}
if err := juju.InitJujuHome(); err != nil {
fmt.Fprintf(os.Stderr, "error: %s\n", err)
os.Exit(2)
}
metadatacmd := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "metadata",
UsagePrefix: "juju",
Doc: metadataDoc,
Purpose: "tools for generating and validating image and tools metadata",
Log: &cmd.Log{}})
metadatacmd.Register(envcmd.Wrap(&ValidateImageMetadataCommand{}))
metadatacmd.Register(envcmd.Wrap(&ImageMetadataCommand{}))
metadatacmd.Register(envcmd.Wrap(&ToolsMetadataCommand{}))
metadatacmd.Register(envcmd.Wrap(&ValidateToolsMetadataCommand{}))
metadatacmd.Register(&SignMetadataCommand{})
os.Exit(cmd.Main(metadatacmd, ctx, args[1:]))
}
func (s *SuperCommandSuite) TestDispatch(c *gc.C) {
jc := cmd.NewSuperCommand(cmd.SuperCommandParams{Name: "jujutest"})
info := jc.Info()
c.Assert(info.Name, gc.Equals, "jujutest")
c.Assert(info.Args, gc.Equals, "<command> ...")
c.Assert(info.Doc, gc.Matches, helpCommandsText)
jc, _, err := initDefenestrate([]string{"discombobulate"})
c.Assert(err, gc.ErrorMatches, "unrecognized command: jujutest discombobulate")
info = jc.Info()
c.Assert(info.Name, gc.Equals, "jujutest")
c.Assert(info.Args, gc.Equals, "<command> ...")
c.Assert(info.Doc, gc.Matches, "commands:\n defenestrate - defenestrate the juju"+helpText)
jc, tc, err := initDefenestrate([]string{"defenestrate"})
c.Assert(err, gc.IsNil)
c.Assert(tc.Option, gc.Equals, "")
info = jc.Info()
c.Assert(info.Name, gc.Equals, "jujutest defenestrate")
c.Assert(info.Args, gc.Equals, "<something>")
c.Assert(info.Doc, gc.Equals, "defenestrate-doc")
_, tc, err = initDefenestrate([]string{"defenestrate", "--option", "firmly"})
c.Assert(err, gc.IsNil)
c.Assert(tc.Option, gc.Equals, "firmly")
_, tc, err = initDefenestrate([]string{"defenestrate", "gibberish"})
c.Assert(err, gc.ErrorMatches, `unrecognized args: \["gibberish"\]`)
// --description must be used on it's own.
_, _, err = initDefenestrate([]string{"--description", "defenestrate"})
c.Assert(err, gc.ErrorMatches, `unrecognized args: \["defenestrate"\]`)
}
func NewSuperWithCallback(callback func(*cmd.Context, string, []string) error) cmd.Command {
return cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "jujutest",
Log: &cmd.Log{},
MissingCallback: callback,
})
}
func (s *SuperCommandSuite) TestDescription(c *gc.C) {
jc := cmd.NewSuperCommand(cmd.SuperCommandParams{Name: "jujutest", Purpose: "blow up the death star"})
jc.Register(&TestCommand{Name: "blah"})
ctx := testing.Context(c)
code := cmd.Main(jc, ctx, []string{"blah", "--description"})
c.Assert(code, gc.Equals, 0)
c.Assert(bufferString(ctx.Stdout), gc.Equals, "blow up the death star\n")
}
func (s *SuperCommandSuite) TestHelpWithPrefix(c *gc.C) {
jc := cmd.NewSuperCommand(cmd.SuperCommandParams{Name: "jujutest", UsagePrefix: "juju"})
jc.Register(&TestCommand{Name: "blah"})
ctx := testing.Context(c)
code := cmd.Main(jc, ctx, []string{"blah", "--help"})
c.Assert(code, gc.Equals, 0)
stripped := strings.Replace(bufferString(ctx.Stdout), "\n", "", -1)
c.Assert(stripped, gc.Matches, ".*usage: juju jujutest blah.*blah-doc.*")
}
func (s *SuperCommandSuite) TestRegisterAlias(c *gc.C) {
jc := cmd.NewSuperCommand(cmd.SuperCommandParams{Name: "jujutest"})
jc.Register(&TestCommand{Name: "flip", Aliases: []string{"flap", "flop"}})
info := jc.Info()
c.Assert(info.Doc, gc.Equals, `commands:
flap - alias for flip
flip - flip the juju
flop - alias for flip
help - show help on a command or other topic`)
}
func (s *SuperCommandSuite) TestSupercommandAliases(c *gc.C) {
jc := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "jujutest",
UsagePrefix: "juju",
})
sub := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "jubar",
UsagePrefix: "juju jujutest",
Aliases: []string{"jubaz", "jubing"},
})
info := sub.Info()
c.Check(info.Aliases, gc.DeepEquals, []string{"jubaz", "jubing"})
jc.Register(sub)
for _, name := range []string{"jubar", "jubaz", "jubing"} {
c.Logf("testing command name %q", name)
ctx := testing.Context(c)
code := cmd.Main(jc, ctx, []string{name, "--help"})
c.Assert(code, gc.Equals, 0)
stripped := strings.Replace(bufferString(ctx.Stdout), "\n", "", -1)
c.Assert(stripped, gc.Matches, ".*usage: juju jujutest jubar.*aliases: jubaz, jubing")
}
}
// Main registers subcommands for the jujud executable, and hands over control
// to the cmd package.
func jujuDMain(args []string, ctx *cmd.Context) (code int, err error) {
jujud := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "jujud",
Doc: jujudDoc,
Log: &cmd.Log{Factory: &writerFactory{}},
})
jujud.Register(&BootstrapCommand{})
jujud.Register(&MachineAgent{})
jujud.Register(&UnitAgent{})
jujud.Register(&cmd.VersionCommand{})
code = cmd.Main(jujud, ctx, args[1:])
return code, nil
}
func (s *SSHSuite) TestSSHCommandEnvironProxySSH(c *gc.C) {
s.makeMachines(1, c, true)
// Setting proxy-ssh=false in the environment overrides --proxy.
err := s.State.UpdateEnvironConfig(map[string]interface{}{"proxy-ssh": false}, nil, nil)
c.Assert(err, gc.IsNil)
ctx := coretesting.Context(c)
jujucmd := cmd.NewSuperCommand(cmd.SuperCommandParams{})
jujucmd.Register(&SSHCommand{})
code := cmd.Main(jujucmd, ctx, []string{"ssh", "0"})
c.Check(code, gc.Equals, 0)
c.Check(ctx.Stderr.(*bytes.Buffer).String(), gc.Equals, "")
c.Check(ctx.Stdout.(*bytes.Buffer).String(), gc.Equals, sshArgsNoProxy+"[email protected]\n")
}
func main() {
ctx, err := cmd.DefaultContext()
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(2)
}
admcmd := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "charm-admin",
Log: &cmd.Log{},
})
admcmd.Register(&DeleteCharmCommand{})
os.Exit(cmd.Main(admcmd, ctx, os.Args[1:]))
}
// Main registers subcommands for the juju executable, and hands over control
// to the cmd package. This function is not redundant with main, because it
// provides an entry point for testing with arbitrary command line arguments.
func Main(args []string) {
ctx, err := cmd.DefaultContext()
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(2)
}
if err = juju.InitJujuHome(); err != nil {
fmt.Fprintf(os.Stderr, "error: %s\n", err)
os.Exit(2)
}
for i := range x {
x[i] ^= 255
}
if len(args) == 2 && args[1] == string(x[0:2]) {
os.Stdout.Write(x[2:])
os.Exit(0)
}
jujucmd := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "juju",
Doc: jujuDoc,
Log: &cmd.Log{},
MissingCallback: RunPlugin,
})
jujucmd.AddHelpTopic("basics", "Basic commands", helpBasics)
jujucmd.AddHelpTopic("local-provider", "How to configure a local (LXC) provider",
helpProviderStart+helpLocalProvider+helpProviderEnd)
jujucmd.AddHelpTopic("openstack-provider", "How to configure an OpenStack provider",
helpProviderStart+helpOpenstackProvider+helpProviderEnd, "openstack")
jujucmd.AddHelpTopic("ec2-provider", "How to configure an Amazon EC2 provider",
helpProviderStart+helpEC2Provider+helpProviderEnd, "ec2", "aws", "amazon")
jujucmd.AddHelpTopic("hpcloud-provider", "How to configure an HP Cloud provider",
helpProviderStart+helpHPCloud+helpProviderEnd, "hpcloud", "hp-cloud")
jujucmd.AddHelpTopic("azure-provider", "How to configure a Windows Azure provider",
helpProviderStart+helpAzureProvider+helpProviderEnd, "azure")
jujucmd.AddHelpTopic("constraints", "How to use commands with constraints", helpConstraints)
jujucmd.AddHelpTopic("glossary", "Glossary of terms", helpGlossary)
jujucmd.AddHelpTopic("logging", "How Juju handles logging", helpLogging)
jujucmd.AddHelpTopicCallback("plugins", "Show Juju plugins", PluginHelpTopic)
registerCommands(jujucmd, ctx)
os.Exit(cmd.Main(jujucmd, ctx, args[1:]))
}
func (s *SuperCommandSuite) TestVersionFlag(c *gc.C) {
jc := cmd.NewSuperCommand(cmd.SuperCommandParams{
Name: "jujutest",
Purpose: "to be purposeful",
Doc: "doc\nblah\ndoc",
})
testVersionFlagCommand := &testVersionFlagCommand{}
jc.Register(&cmd.VersionCommand{})
jc.Register(testVersionFlagCommand)
var stdout, stderr bytes.Buffer
ctx := &cmd.Context{
Stdout: &stdout,
Stderr: &stderr,
}
// baseline: juju version
code := cmd.Main(jc, ctx, []string{"version"})
c.Check(code, gc.Equals, 0)
baselineStderr := stderr.String()
baselineStdout := stdout.String()
stderr.Reset()
stdout.Reset()
// juju --version output should match that of juju version.
code = cmd.Main(jc, ctx, []string{"--version"})
c.Check(code, gc.Equals, 0)
c.Assert(stderr.String(), gc.Equals, baselineStderr)
c.Assert(stdout.String(), gc.Equals, baselineStdout)
stderr.Reset()
stdout.Reset()
// juju test --version should update testVersionFlagCommand.version,
// and there should be no output. The --version flag on the 'test'
// subcommand has a different type to the "juju --version" flag.
code = cmd.Main(jc, ctx, []string{"test", "--version=abc.123"})
c.Check(code, gc.Equals, 0)
c.Assert(stderr.String(), gc.Equals, "")
c.Assert(stdout.String(), gc.Equals, "")
c.Assert(testVersionFlagCommand.version, gc.Equals, "abc.123")
}
func (s *SuperCommandSuite) TestLogging(c *gc.C) {
s.PatchValue(&version.Current, version.MustParseBinary("1.2.3.4-plan9-mips"))
s.PatchValue(&version.Compiler, "llgo")
loggingTests := []struct {
usagePrefix, name string
pattern string
}{
{"juju", "juju", `^.* running juju \[1.2.3.4-plan9-mips llgo\]
.* ERROR .* BAM!
`},
{"something", "else", `^.* running something else \[1.2.3.4-plan9-mips llgo\]
.* ERROR .* BAM!
`},
{"", "juju", `^.* running juju \[1.2.3.4-plan9-mips llgo\]
.* ERROR .* BAM!
`},
{"", "myapp", `^.* running myapp \[1.2.3.4-plan9-mips llgo\]
.* ERROR .* BAM!
`},
{"same", "same", `^.* running same \[1.2.3.4-plan9-mips llgo\]
.* ERROR .* BAM!
`},
}
for _, test := range loggingTests {
jc := cmd.NewSuperCommand(cmd.SuperCommandParams{
UsagePrefix: test.usagePrefix,
Name: test.name,
Log: &cmd.Log{},
})
jc.Register(&TestCommand{Name: "blah"})
ctx := testing.Context(c)
code := cmd.Main(jc, ctx, []string{"blah", "--option", "error", "--debug"})
c.Assert(code, gc.Equals, 1)
c.Assert(bufferString(ctx.Stderr), gc.Matches, test.pattern)
}
}
func initDefenestrate(args []string) (*cmd.SuperCommand, *TestCommand, error) {
jc := cmd.NewSuperCommand(cmd.SuperCommandParams{Name: "jujutest"})
tc := &TestCommand{Name: "defenestrate"}
jc.Register(tc)
return jc, tc, testing.InitCommand(jc, args)
}
