Allow user-configurable DOCKER_HOST

container/mockclient/mock.go

@@ -0,0 +1,37 @@
+package mockclient
+
+import (
+	"time"
+
+	"github.com/CenturyLinkLabs/watchtower/container"
+	"github.com/stretchr/testify/mock"
+)
+
+type MockClient struct {
+	mock.Mock
+}
+
+func (m *MockClient) ListContainers(cf container.ContainerFilter) ([]container.Container, error) {
+	args := m.Called(cf)
+	return args.Get(0).([]container.Container), args.Error(1)
+}
+
+func (m *MockClient) RefreshImage(c *container.Container) error {
+	args := m.Called(c)
+	return args.Error(0)
+}
+
+func (m *MockClient) Stop(c container.Container, timeout time.Duration) error {
+	args := m.Called(c, timeout)
+	return args.Error(0)
+}
+
+func (m *MockClient) Start(c container.Container) error {
+	args := m.Called(c)
+	return args.Error(0)
+}
+
+func (m *MockClient) Rename(c container.Container, name string) error {
+	args := m.Called(c, name)
+	return args.Error(0)
+}

container/mockclient/mock_test.go

@@ -0,0 +1,17 @@
+package mockclient
+
+import (
+	"reflect"
+	"testing"
+
+	"github.com/CenturyLinkLabs/watchtower/container"
+)
+
+func TestMockInterface(t *testing.T) {
+	iface := reflect.TypeOf((*container.Client)(nil)).Elem()
+	mock := &MockClient{}
+
+	if !reflect.TypeOf(mock).Implements(iface) {
+		t.Fatalf("Mock does not implement the Client interface")
+	}
+}