Update mesos godeps to remove transient dependency on testify/mock

Godeps/Godeps.json

@@ -765,43 +765,43 @@
 		},
 		{
 			"ImportPath": "github.com/mesos/mesos-go/auth",
-			"Comment": "before-0.26-protos-29-gb755e34",
+			"Comment": "before-0.26-protos-33-g45c8b08",
-			"Rev": "b755e34cdb14a6de15ccb50605786c9ecacbfc1f"
+			"Rev": "45c8b08e9af666add36a6f93ff8c1c75812367b0"
 		},
 		{
 			"ImportPath": "github.com/mesos/mesos-go/detector",
-			"Comment": "before-0.26-protos-29-gb755e34",
+			"Comment": "before-0.26-protos-33-g45c8b08",
-			"Rev": "b755e34cdb14a6de15ccb50605786c9ecacbfc1f"
+			"Rev": "45c8b08e9af666add36a6f93ff8c1c75812367b0"
 		},
 		{
 			"ImportPath": "github.com/mesos/mesos-go/executor",
-			"Comment": "before-0.26-protos-29-gb755e34",
+			"Comment": "before-0.26-protos-33-g45c8b08",
-			"Rev": "b755e34cdb14a6de15ccb50605786c9ecacbfc1f"
+			"Rev": "45c8b08e9af666add36a6f93ff8c1c75812367b0"
 		},
 		{
 			"ImportPath": "github.com/mesos/mesos-go/mesosproto",
-			"Comment": "before-0.26-protos-29-gb755e34",
+			"Comment": "before-0.26-protos-33-g45c8b08",
-			"Rev": "b755e34cdb14a6de15ccb50605786c9ecacbfc1f"
+			"Rev": "45c8b08e9af666add36a6f93ff8c1c75812367b0"
 		},
 		{
 			"ImportPath": "github.com/mesos/mesos-go/mesosutil",
-			"Comment": "before-0.26-protos-29-gb755e34",
+			"Comment": "before-0.26-protos-33-g45c8b08",
-			"Rev": "b755e34cdb14a6de15ccb50605786c9ecacbfc1f"
+			"Rev": "45c8b08e9af666add36a6f93ff8c1c75812367b0"
 		},
 		{
 			"ImportPath": "github.com/mesos/mesos-go/messenger",
-			"Comment": "before-0.26-protos-29-gb755e34",
+			"Comment": "before-0.26-protos-33-g45c8b08",
-			"Rev": "b755e34cdb14a6de15ccb50605786c9ecacbfc1f"
+			"Rev": "45c8b08e9af666add36a6f93ff8c1c75812367b0"
 		},
 		{
 			"ImportPath": "github.com/mesos/mesos-go/scheduler",
-			"Comment": "before-0.26-protos-29-gb755e34",
+			"Comment": "before-0.26-protos-33-g45c8b08",
-			"Rev": "b755e34cdb14a6de15ccb50605786c9ecacbfc1f"
+			"Rev": "45c8b08e9af666add36a6f93ff8c1c75812367b0"
 		},
 		{
 			"ImportPath": "github.com/mesos/mesos-go/upid",
-			"Comment": "before-0.26-protos-29-gb755e34",
+			"Comment": "before-0.26-protos-33-g45c8b08",
-			"Rev": "b755e34cdb14a6de15ccb50605786c9ecacbfc1f"
+			"Rev": "45c8b08e9af666add36a6f93ff8c1c75812367b0"
 		},
 		{
 			"ImportPath": "github.com/miekg/dns",

Godeps/_workspace/src/github.com/mesos/mesos-go/auth/sasl/mock/mock.go

@@ -0,0 +1,17 @@
+package mock
+
+import (
+	"github.com/gogo/protobuf/proto"
+	mock_messenger "github.com/mesos/mesos-go/messenger/mock"
+	"github.com/mesos/mesos-go/upid"
+	"github.com/stretchr/testify/mock"
+	"golang.org/x/net/context"
+)
+
+type Transport struct {
+	*mock_messenger.Messenger
+}
+
+func (m *Transport) Send(ctx context.Context, upid *upid.UPID, msg proto.Message) error {
+	return m.Called(mock.Anything, upid, msg).Error(0)
+}

Godeps/_workspace/src/github.com/mesos/mesos-go/detector/factory.go

@@ -22,7 +22,7 @@ var (
 	plugins        = map[string]PluginFactory{}
 	EmptySpecError = errors.New("empty master specification")
 
-	defaultFactory = PluginFactory(func(spec string) (Master, error) {
+	defaultFactory = PluginFactory(func(spec string, _ ...Option) (Master, error) {
 		if len(spec) == 0 {
 			return nil, EmptySpecError
 		}
@@ -37,7 +37,7 @@ var (
 	})
 )
 
-type PluginFactory func(string) (Master, error)
+type PluginFactory func(string, ...Option) (Master, error)
 
 // associates a plugin implementation with a Master specification prefix.
 // packages that provide plugins are expected to invoke this func within
@@ -76,7 +76,7 @@ func Register(prefix string, f PluginFactory) error {
 // are not yet running and will only begin to spawn requisite background
 // processing upon, or some time after, the first invocation of their Detect.
 //
-func New(spec string) (m Master, err error) {
+func New(spec string, options ...Option) (m Master, err error) {
 	if strings.HasPrefix(spec, "file://") {
 		var body []byte
 		path := spec[7:]
@@ -84,12 +84,12 @@ func New(spec string) (m Master, err error) {
 		if err != nil {
 			log.V(1).Infof("failed to read from file at '%s'", path)
 		} else {
-			m, err = New(string(body))
+			m, err = New(string(body), options...)
 		}
 	} else if f, ok := MatchingPlugin(spec); ok {
-		m, err = f(spec)
+		m, err = f(spec, options...)
 	} else {
-		m, err = defaultFactory(spec)
+		m, err = defaultFactory(spec, options...)
 	}
 
 	return

Godeps/_workspace/src/github.com/mesos/mesos-go/detector/interface.go

@@ -66,3 +66,6 @@ type Master interface {
 	// Detect() hasn't been invoked yet.
 	Cancel()
 }
+
+// functional option type for detectors
+type Option func(interface{}) Option

Godeps/_workspace/src/github.com/mesos/mesos-go/detector/zoo/client2.go

@@ -9,7 +9,7 @@ import (
 
 const (
 	defaultSessionTimeout = 60 * time.Second
-	currentPath           = "."
+	CurrentPath           = "."
 )
 
 var zkSessionTimeout = defaultSessionTimeout
@@ -43,25 +43,25 @@ func connect2(hosts []string, path string) (*client2, error) {
 	}, nil
 }
 
-func (c *client2) stopped() <-chan struct{} {
+func (c *client2) Stopped() <-chan struct{} {
 	return c.done
 }
 
-func (c *client2) stop() {
+func (c *client2) Stop() {
 	c.stopOnce.Do(c.Close)
 }
 
-func (c *client2) data(path string) (data []byte, err error) {
+func (c *client2) Data(path string) (data []byte, err error) {
 	data, _, err = c.Get(path)
 	return
 }
 
-func (c *client2) watchChildren(path string) (string, <-chan []string, <-chan error) {
+func (c *client2) WatchChildren(path string) (string, <-chan []string, <-chan error) {
 	errCh := make(chan error, 1)
 	snap := make(chan []string)
 
 	watchPath := c.path
-	if path != "" && path != currentPath {
+	if path != "" && path != CurrentPath {
 		watchPath = watchPath + path
 	}
 	go func() {

Godeps/_workspace/src/github.com/mesos/mesos-go/detector/zoo/detect.go

@@ -42,37 +42,57 @@ const (
 	defaultMinDetectorCyclePeriod = 1 * time.Second
 )
 
+type (
+	ZKInterface interface {
+		Stopped() <-chan struct{}
+		Stop()
+		Data(string) ([]byte, error)
+		WatchChildren(string) (string, <-chan []string, <-chan error)
+	}
+
+	infoCodec func(path, node string) (*mesos.MasterInfo, error)
+
+	// Detector uses ZooKeeper to detect new leading master.
+	MasterDetector struct {
+		// detection should not signal master change listeners more frequently than this
+		cancel func()
+		client ZKInterface
+		done   chan struct{}
+		// latch: only install, at most, one ignoreChanged listener; see MasterDetector.Detect
+		ignoreInstalled        int32
+		leaderNode             string
+		minDetectorCyclePeriod time.Duration
+
+		// guard against concurrent invocations of bootstrapFunc
+		bootstrapLock sync.RWMutex
+		bootstrapFunc func(ZKInterface, <-chan struct{}) (ZKInterface, error) // for one-time zk client initiation
+	}
+)
+
 // reasonable default for a noop change listener
 var ignoreChanged = detector.OnMasterChanged(func(*mesos.MasterInfo) {})
 
-type zkInterface interface {
+// MinCyclePeriod is a functional option that determines the highest frequency of master change notifications
-	stopped() <-chan struct{}
+func MinCyclePeriod(d time.Duration) detector.Option {
-	stop()
+	return func(di interface{}) detector.Option {
-	data(string) ([]byte, error)
+		md := di.(*MasterDetector)
-	watchChildren(string) (string, <-chan []string, <-chan error)
+		old := md.minDetectorCyclePeriod
+		md.minDetectorCyclePeriod = d
+		return MinCyclePeriod(old)
+	}
 }
 
-type infoCodec func(path, node string) (*mesos.MasterInfo, error)
+func Bootstrap(f func(ZKInterface, <-chan struct{}) (ZKInterface, error)) detector.Option {
-
+	return func(di interface{}) detector.Option {
-// Detector uses ZooKeeper to detect new leading master.
+		md := di.(*MasterDetector)
-type MasterDetector struct {
+		old := md.bootstrapFunc
-	client     zkInterface
+		md.bootstrapFunc = f
-	leaderNode string
+		return Bootstrap(old)
-
+	}
-	bootstrapLock sync.RWMutex // guard against concurrent invocations of bootstrapFunc
-	bootstrapFunc func() error // for one-time zk client initiation
-
-	// latch: only install, at most, one ignoreChanged listener; see MasterDetector.Detect
-	ignoreInstalled int32
-
-	// detection should not signal master change listeners more frequently than this
-	minDetectorCyclePeriod time.Duration
-	done                   chan struct{}
-	cancel                 func()
 }
 
 // Internal constructor function
-func NewMasterDetector(zkurls string) (*MasterDetector, error) {
+func NewMasterDetector(zkurls string, options ...detector.Option) (*MasterDetector, error) {
 	zkHosts, zkPath, err := parseZk(zkurls)
 	if err != nil {
 		log.Fatalln("Failed to parse url", err)
@@ -85,11 +105,16 @@ func NewMasterDetector(zkurls string) (*MasterDetector, error) {
 		cancel: func() {},
 	}
 
-	detector.bootstrapFunc = func() (err error) {
+	detector.bootstrapFunc = func(client ZKInterface, _ <-chan struct{}) (ZKInterface, error) {
-		if detector.client == nil {
+		if client == nil {
-			detector.client, err = connect2(zkHosts, zkPath)
+			return connect2(zkHosts, zkPath)
 		}
-		return
+		return client, nil
+	}
+
+	// apply options last so that they can override default behavior
+	for _, opt := range options {
+		opt(detector)
 	}
 
 	log.V(2).Infoln("Created new detector to watch", zkHosts, zkPath)
@@ -157,7 +182,7 @@ func logPanic(f func()) {
 }
 
 func (md *MasterDetector) pullMasterInfo(path, node string) (*mesos.MasterInfo, error) {
-	data, err := md.client.data(fmt.Sprintf("%s/%s", path, node))
+	data, err := md.client.Data(fmt.Sprintf("%s/%s", path, node))
 	if err != nil {
 		return nil, fmt.Errorf("failed to retrieve leader data: %v", err)
 	}
@@ -171,7 +196,7 @@ func (md *MasterDetector) pullMasterInfo(path, node string) (*mesos.MasterInfo,
 }
 
 func (md *MasterDetector) pullMasterJsonInfo(path, node string) (*mesos.MasterInfo, error) {
-	data, err := md.client.data(fmt.Sprintf("%s/%s", path, node))
+	data, err := md.client.Data(fmt.Sprintf("%s/%s", path, node))
 	if err != nil {
 		return nil, fmt.Errorf("failed to retrieve leader data: %v", err)
 	}
@@ -226,13 +251,15 @@ func (md *MasterDetector) callBootstrap() (e error) {
 	defer md.bootstrapLock.Unlock()
 
 	clientConfigured := md.client != nil
-	if e = md.bootstrapFunc(); e == nil && !clientConfigured && md.client != nil {
+
+	md.client, e = md.bootstrapFunc(md.client, md.done)
+	if e == nil && !clientConfigured && md.client != nil {
 		// chain the lifetime of this detector to that of the newly created client impl
 		client := md.client
-		md.cancel = client.stop
+		md.cancel = client.Stop
 		go func() {
 			defer close(md.done)
-			<-client.stopped()
+			<-client.Stopped()
 		}()
 	}
 	return
@@ -265,7 +292,7 @@ func (md *MasterDetector) Detect(f detector.MasterChanged) (err error) {
 }
 
 func (md *MasterDetector) detect(f detector.MasterChanged) {
-	log.V(3).Infoln("detecting children at", currentPath)
+	log.V(3).Infoln("detecting children at", CurrentPath)
 detectLoop:
 	for {
 		select {
@@ -273,8 +300,8 @@ detectLoop:
 			return
 		default:
 		}
-		log.V(3).Infoln("watching children at", currentPath)
+		log.V(3).Infoln("watching children at", CurrentPath)
-		path, childrenCh, errCh := md.client.watchChildren(currentPath)
+		path, childrenCh, errCh := md.client.WatchChildren(CurrentPath)
 		rewatch := false
 		for {
 			started := time.Now()

Godeps/_workspace/src/github.com/mesos/mesos-go/detector/zoo/mock/conn.go

@@ -16,7 +16,7 @@
  * limitations under the License.
  */
 
-package zoo
+package mock
 
 import (
 	"github.com/samuel/go-zookeeper/zk"
@@ -25,19 +25,19 @@ import (
 
 // Impersontates a zk.Connection
 // It implements interface Connector
-type MockConnector struct {
+type Connector struct {
 	mock.Mock
 }
 
-func NewMockConnector() *MockConnector {
+func NewConnector() *Connector {
-	return new(MockConnector)
+	return new(Connector)
 }
 
-func (conn *MockConnector) Close() {
+func (conn *Connector) Close() {
 	conn.Called()
 }
 
-func (conn *MockConnector) ChildrenW(path string) ([]string, *zk.Stat, <-chan zk.Event, error) {
+func (conn *Connector) ChildrenW(path string) ([]string, *zk.Stat, <-chan zk.Event, error) {
 	args := conn.Called(path)
 	var (
 		arg0 []string
@@ -56,14 +56,14 @@ func (conn *MockConnector) ChildrenW(path string) ([]string, *zk.Stat, <-chan zk
 	return arg0, arg1, arg2, args.Error(3)
 }
 
-func (conn *MockConnector) Children(path string) ([]string, *zk.Stat, error) {
+func (conn *Connector) Children(path string) ([]string, *zk.Stat, error) {
 	args := conn.Called(path)
 	return args.Get(0).([]string),
 		args.Get(1).(*zk.Stat),
 		args.Error(2)
 }
 
-func (conn *MockConnector) Get(path string) ([]byte, *zk.Stat, error) {
+func (conn *Connector) Get(path string) ([]byte, *zk.Stat, error) {
 	args := conn.Called(path)
 	return args.Get(0).([]byte),
 		args.Get(1).(*zk.Stat),

Godeps/_workspace/src/github.com/mesos/mesos-go/detector/zoo/mock/mock.go

@@ -0,0 +1,81 @@
+package mock
+
+import (
+	"sync"
+
+	log "github.com/golang/glog"
+	"github.com/mesos/mesos-go/detector/zoo"
+	mesos "github.com/mesos/mesos-go/mesosproto"
+	"github.com/stretchr/testify/mock"
+)
+
+type Client struct {
+	mock.Mock
+}
+
+func (m *Client) Stopped() (a <-chan struct{}) {
+	args := m.Called()
+	if x := args.Get(0); x != nil {
+		a = x.(<-chan struct{})
+	}
+	return
+}
+
+func (m *Client) Stop() {
+	m.Called()
+}
+
+func (m *Client) Data(path string) (a []byte, b error) {
+	args := m.Called(path)
+	if x := args.Get(0); x != nil {
+		a = x.([]byte)
+	}
+	b = args.Error(1)
+	return
+}
+
+func (m *Client) WatchChildren(path string) (a string, b <-chan []string, c <-chan error) {
+	args := m.Called(path)
+	a = args.String(0)
+	if x := args.Get(1); x != nil {
+		b = x.(<-chan []string)
+	}
+	if x := args.Get(2); x != nil {
+		c = x.(<-chan error)
+	}
+	return
+}
+
+// newMockZkClient returns a mocked implementation of ZKInterface that implements expectations
+// for Stop() and Stopped(); multiple calls to Stop() are safe.
+func NewClient(testZkPath string, initialChildren ...string) (mocked *Client, snaps chan []string, errs chan error) {
+	var doneOnce sync.Once
+	done := make(chan struct{})
+
+	mocked = &Client{}
+	mocked.On("Stop").Return().Run(func(_ mock.Arguments) { doneOnce.Do(func() { close(done) }) })
+	mocked.On("Stopped").Return((<-chan struct{})(done))
+
+	if initialChildren != nil {
+		errs = make(chan error) // this is purposefully unbuffered (some tests depend on this)
+		snaps = make(chan []string, 1)
+		snaps <- initialChildren[:]
+		mocked.On("WatchChildren", zoo.CurrentPath).Return(
+			testZkPath, (<-chan []string)(snaps), (<-chan error)(errs)).Run(
+			func(_ mock.Arguments) { log.V(1).Infoln("WatchChildren invoked") })
+	}
+	return
+}
+
+// implements MasterChanged and AllMasters extension
+type AllMastersListener struct {
+	mock.Mock
+}
+
+func (a *AllMastersListener) OnMasterChanged(mi *mesos.MasterInfo) {
+	a.Called(mi)
+}
+
+func (a *AllMastersListener) UpdatedMasters(mi []*mesos.MasterInfo) {
+	a.Called(mi)
+}

Godeps/_workspace/src/github.com/mesos/mesos-go/detector/zoo/plugin.go

@@ -5,7 +5,7 @@ import (
 )
 
 func init() {
-	detector.Register("zk://", detector.PluginFactory(func(spec string) (detector.Master, error) {
+	detector.Register("zk://", detector.PluginFactory(func(spec string, options ...detector.Option) (detector.Master, error) {
-		return NewMasterDetector(spec)
+		return NewMasterDetector(spec, options...)
 	}))
 }

Godeps/_workspace/src/github.com/mesos/mesos-go/executor/mock/mock.go

@@ -16,59 +16,60 @@
  * limitations under the License.
  */
 
-package executor
+package mock
 
 import (
+	"github.com/mesos/mesos-go/executor"
 	"github.com/mesos/mesos-go/mesosproto"
 	"github.com/stretchr/testify/mock"
 )
 
-// MockedExecutor is used for testing the executor driver.
+// Executor is used for testing the executor driver.
-type MockedExecutor struct {
+type Executor struct {
 	mock.Mock
 }
 
-// NewMockedExecutor returns a mocked executor.
+// New returns a mocked executor.
-func NewMockedExecutor() *MockedExecutor {
+func New() *Executor {
-	return &MockedExecutor{}
+	return &Executor{}
 }
 
 // Registered implements the Registered handler.
-func (e *MockedExecutor) Registered(ExecutorDriver, *mesosproto.ExecutorInfo, *mesosproto.FrameworkInfo, *mesosproto.SlaveInfo) {
+func (e *Executor) Registered(executor.ExecutorDriver, *mesosproto.ExecutorInfo, *mesosproto.FrameworkInfo, *mesosproto.SlaveInfo) {
 	e.Called()
 }
 
 // Reregistered implements the Reregistered handler.
-func (e *MockedExecutor) Reregistered(ExecutorDriver, *mesosproto.SlaveInfo) {
+func (e *Executor) Reregistered(executor.ExecutorDriver, *mesosproto.SlaveInfo) {
 	e.Called()
 }
 
 // Disconnected implements the Disconnected handler.
-func (e *MockedExecutor) Disconnected(ExecutorDriver) {
+func (e *Executor) Disconnected(executor.ExecutorDriver) {
 	e.Called()
 }
 
 // LaunchTask implements the LaunchTask handler.
-func (e *MockedExecutor) LaunchTask(ExecutorDriver, *mesosproto.TaskInfo) {
+func (e *Executor) LaunchTask(executor.ExecutorDriver, *mesosproto.TaskInfo) {
 	e.Called()
 }
 
 // KillTask implements the KillTask handler.
-func (e *MockedExecutor) KillTask(ExecutorDriver, *mesosproto.TaskID) {
+func (e *Executor) KillTask(executor.ExecutorDriver, *mesosproto.TaskID) {
 	e.Called()
 }
 
 // FrameworkMessage implements the FrameworkMessage handler.
-func (e *MockedExecutor) FrameworkMessage(ExecutorDriver, string) {
+func (e *Executor) FrameworkMessage(executor.ExecutorDriver, string) {
 	e.Called()
 }
 
 // Shutdown implements the Shutdown handler.
-func (e *MockedExecutor) Shutdown(ExecutorDriver) {
+func (e *Executor) Shutdown(executor.ExecutorDriver) {
 	e.Called()
 }
 
 // Error implements the Error handler.
-func (e *MockedExecutor) Error(ExecutorDriver, string) {
+func (e *Executor) Error(executor.ExecutorDriver, string) {
 	e.Called()
 }

Godeps/_workspace/src/github.com/mesos/mesos-go/executor/testing.go

@@ -0,0 +1,42 @@
+package executor
+
+import (
+	"github.com/gogo/protobuf/proto"
+	"github.com/mesos/mesos-go/messenger"
+	"github.com/mesos/mesos-go/upid"
+	"golang.org/x/net/context"
+)
+
+type TestDriver struct {
+	*MesosExecutorDriver
+}
+
+func (e *TestDriver) SetConnected(b bool) {
+	e.guarded(func() {
+		e.connected = b
+	})
+}
+
+func (e *TestDriver) SetMessenger(m messenger.Messenger) {
+	e.messenger = m
+}
+
+func (e *TestDriver) Started() <-chan struct{} {
+	return e.started
+}
+
+func (e *TestDriver) guarded(f func()) {
+	e.lock.Lock()
+	defer e.lock.Unlock()
+	f()
+}
+
+func (e *TestDriver) Context() context.Context {
+	return e.context()
+}
+
+func (e *TestDriver) StatusUpdateAcknowledgement(ctx context.Context, from *upid.UPID, msg proto.Message) {
+	e.guarded(func() {
+		e.statusUpdateAcknowledgement(ctx, from, msg)
+	})
+}

Godeps/_workspace/src/github.com/mesos/mesos-go/messenger/mock/messenger.go

@@ -16,12 +16,13 @@
  * limitations under the License.
  */
 
-package messenger
+package mock
 
 import (
 	"reflect"
 
 	"github.com/gogo/protobuf/proto"
+	"github.com/mesos/mesos-go/messenger"
 	"github.com/mesos/mesos-go/upid"
 	"github.com/stretchr/testify/mock"
 	"golang.org/x/net/context"
@@ -32,46 +33,46 @@ type message struct {
 	msg  proto.Message
 }
 
-// MockedMessenger is a messenger that returns error on every operation.
+// Messenger is a messenger that returns error on every operation.
-type MockedMessenger struct {
+type Messenger struct {
 	mock.Mock
 	messageQueue chan *message
-	handlers     map[string]MessageHandler
+	handlers     map[string]messenger.MessageHandler
 	stop         chan struct{}
 }
 
-// NewMockedMessenger returns a mocked messenger used for testing.
+// NewMessenger returns a mocked messenger used for testing.
-func NewMockedMessenger() *MockedMessenger {
+func NewMessenger() *Messenger {
-	return &MockedMessenger{
+	return &Messenger{
 		messageQueue: make(chan *message, 1),
-		handlers:     make(map[string]MessageHandler),
+		handlers:     make(map[string]messenger.MessageHandler),
 		stop:         make(chan struct{}),
 	}
 }
 
 // Install is a mocked implementation.
-func (m *MockedMessenger) Install(handler MessageHandler, msg proto.Message) error {
+func (m *Messenger) Install(handler messenger.MessageHandler, msg proto.Message) error {
 	m.handlers[reflect.TypeOf(msg).Elem().Name()] = handler
 	return m.Called().Error(0)
 }
 
 // Send is a mocked implementation.
-func (m *MockedMessenger) Send(ctx context.Context, upid *upid.UPID, msg proto.Message) error {
+func (m *Messenger) Send(ctx context.Context, upid *upid.UPID, msg proto.Message) error {
 	return m.Called().Error(0)
 }
 
-func (m *MockedMessenger) Route(ctx context.Context, upid *upid.UPID, msg proto.Message) error {
+func (m *Messenger) Route(ctx context.Context, upid *upid.UPID, msg proto.Message) error {
 	return m.Called().Error(0)
 }
 
 // Start is a mocked implementation.
-func (m *MockedMessenger) Start() error {
+func (m *Messenger) Start() error {
 	go m.recvLoop()
 	return m.Called().Error(0)
 }
 
 // Stop is a mocked implementation.
-func (m *MockedMessenger) Stop() error {
+func (m *Messenger) Stop() error {
 	// don't close an already-closed channel
 	select {
 	case <-m.stop:
@@ -83,11 +84,11 @@ func (m *MockedMessenger) Stop() error {
 }
 
 // UPID is a mocked implementation.
-func (m *MockedMessenger) UPID() upid.UPID {
+func (m *Messenger) UPID() upid.UPID {
 	return m.Called().Get(0).(upid.UPID)
 }
 
-func (m *MockedMessenger) recvLoop() {
+func (m *Messenger) recvLoop() {
 	for {
 		select {
 		case <-m.stop:
@@ -101,6 +102,6 @@ func (m *MockedMessenger) recvLoop() {
 
 // Recv receives a upid and a message, it will dispatch the message to its handler
 // with the upid. This is for testing.
-func (m *MockedMessenger) Recv(from *upid.UPID, msg proto.Message) {
+func (m *Messenger) Recv(from *upid.UPID, msg proto.Message) {
 	m.messageQueue <- &message{from, msg}
 }

Godeps/_workspace/src/github.com/mesos/mesos-go/scheduler/mock/scheduler.go

@@ -1,16 +1,18 @@
-package scheduler
+package mock
 
 import (
 	log "github.com/golang/glog"
 	mesos "github.com/mesos/mesos-go/mesosproto"
 	"github.com/stretchr/testify/mock"
+
+	. "github.com/mesos/mesos-go/scheduler"
 )
 
 type MockScheduler struct {
 	mock.Mock
 }
 
-func NewMockScheduler() *MockScheduler {
+func New() *MockScheduler {
 	return &MockScheduler{}
 }
 

Godeps/_workspace/src/github.com/mesos/mesos-go/scheduler/scheduler.go

@@ -809,7 +809,7 @@ func (driver *MesosSchedulerDriver) frameworkMessageRcvd(_ context.Context, from
 func (driver *MesosSchedulerDriver) frameworkErrorRcvd(ctx context.Context, from *upid.UPID, pbMsg proto.Message) {
 	log.V(1).Infoln("Handling framework error event.")
 	msg := pbMsg.(*mesos.FrameworkErrorMessage)
-	driver.error(ctx, msg.GetMessage())
+	driver.fatal(ctx, msg.GetMessage())
 }
 
 // ---------------------- Interface Methods ---------------------- //
@@ -1530,7 +1530,7 @@ func (driver *MesosSchedulerDriver) ReconcileTasks(statuses []*mesos.TaskStatus)
 }
 
 // error expects to be guarded by eventLock
-func (driver *MesosSchedulerDriver) error(ctx context.Context, err string) {
+func (driver *MesosSchedulerDriver) fatal(ctx context.Context, err string) {
 	if driver.status == mesos.Status_DRIVER_ABORTED {
 		log.V(3).Infoln("Ignoring error message, the driver is aborted!")
 		return

Godeps/_workspace/src/github.com/mesos/mesos-go/scheduler/testing.go

@@ -0,0 +1,78 @@
+package scheduler
+
+import (
+	"github.com/gogo/protobuf/proto"
+	mesos "github.com/mesos/mesos-go/mesosproto"
+	"github.com/mesos/mesos-go/upid"
+	"golang.org/x/net/context"
+)
+
+type TestDriver struct {
+	*MesosSchedulerDriver
+}
+
+func (t *TestDriver) SetConnected(b bool) {
+	t.eventLock.Lock()
+	defer t.eventLock.Unlock()
+	t.connected = b
+}
+
+func (t *TestDriver) Started() <-chan struct{} {
+	return t.started
+}
+
+func (t *TestDriver) Stopped() <-chan struct{} {
+	return t.stopCh
+}
+
+func (t *TestDriver) Done() <-chan struct{} {
+	return t.done
+}
+
+func (t *TestDriver) Framework() *mesos.FrameworkInfo {
+	return t.frameworkInfo
+}
+
+func (t *TestDriver) UPID() *upid.UPID {
+	return t.self
+}
+
+func (t *TestDriver) MasterPID() *upid.UPID {
+	return t.masterPid
+}
+
+func (t *TestDriver) Fatal(ctx context.Context, msg string) {
+	t.eventLock.Lock()
+	defer t.eventLock.Unlock()
+	t.fatal(ctx, msg)
+}
+
+func (t *TestDriver) OnDispatch(f func(ctx context.Context, upid *upid.UPID, msg proto.Message) error) {
+	t.dispatch = f
+}
+
+func (t *TestDriver) HandleMasterChanged(ctx context.Context, from *upid.UPID, msg proto.Message) {
+	t.eventLock.Lock()
+	defer t.eventLock.Unlock()
+	t.handleMasterChanged(ctx, from, msg)
+}
+
+func (t *TestDriver) CacheOffer(offer *mesos.Offer, pid *upid.UPID) {
+	t.cache.putOffer(offer, pid)
+}
+
+func (t *TestDriver) Context() context.Context {
+	return t.context()
+}
+
+func (t *TestDriver) FrameworkRegistered(ctx context.Context, from *upid.UPID, msg proto.Message) {
+	t.eventLock.Lock()
+	defer t.eventLock.Unlock()
+	t.frameworkRegistered(ctx, from, msg)
+}
+
+func (t *TestDriver) FrameworkReregistered(ctx context.Context, from *upid.UPID, msg proto.Message) {
+	t.eventLock.Lock()
+	defer t.eventLock.Unlock()
+	t.frameworkReregistered(ctx, from, msg)
+}