add CreateDirectChannel plugin api (#9848)

plugin/plugintest/api.go

@@ -112,6 +112,31 @@ func (_m *API) CreateChannel(channel *model.Channel) (*model.Channel, *model.App
 	return r0, r1
 }
 
+// CreateDirectChannel provides a mock function with given fields: userId1, userId2
+func (_m *API) CreateDirectChannel(userId1 string, userId2 string) (*model.Channel, *model.AppError) {
+	ret := _m.Called(userId1, userId2)
+
+	var r0 *model.Channel
+	if rf, ok := ret.Get(0).(func(string, string) *model.Channel); ok {
+		r0 = rf(userId1, userId2)
+	} else {
+		if ret.Get(0) != nil {
+			r0 = ret.Get(0).(*model.Channel)
+		}
+	}
+
+	var r1 *model.AppError
+	if rf, ok := ret.Get(1).(func(string, string) *model.AppError); ok {
+		r1 = rf(userId1, userId2)
+	} else {
+		if ret.Get(1) != nil {
+			r1 = ret.Get(1).(*model.AppError)
+		}
+	}
+
+	return r0, r1
+}
+
 // CreatePost provides a mock function with given fields: post
 func (_m *API) CreatePost(post *model.Post) (*model.Post, *model.AppError) {
 	ret := _m.Called(post)