use IRdisplay publishing rather than a comm

Author: machow

DESCRIPTION

@@ -1,13 +1,15 @@
 Package: IRkernel.testthat
 Title: What the Package Does (one line, title case)
-Version: 0.0.1
+Version: 0.0.2
 Authors@R: person("Michael", "Chow", email = "michael@datacamp.com", role = c("aut", "cre"))
 Description: Implements reporter for communicating testthat results to a jupyter client.
 License: All Rights Reserved
 Depends: R (>= 3.3.1)
 Imports: 
     testthat,
-    IRkernel
+    IRkernel,
+    IRdisplay,
+    jsonlite
 Encoding: UTF-8
 LazyData: true
 RoxygenNote: 6.0.1

R/reporter-project.R

@@ -7,10 +7,8 @@
 ProjectReporter <- R6::R6Class("ProjectReporter", inherit = testthat::ListReporter,
   public = list(
     all_tests = NULL,
-    comm = NULL,
-    initialize = function(..., comm) {
+    initialize = function(...) {
       super$initialize(...)
-      self$comm <- comm
       self$all_tests = testthat:::Stack$new()
     },
     end_reporter = function() {
@@ -30,8 +28,10 @@ ProjectReporter <- R6::R6Class("ProjectReporter", inherit = testthat::ListReport
                 summary = summary,
                 tests = test_res
                 )
-
-        self$comm$send(payload)
+        # Note: may want to use repr package instead
+        IRdisplay::publish_mimebundle(list(
+                'application/json' = jsonlite::toJSON(payload, auto_unbox = TRUE)
+                ))
 
         payload
     },
@@ -63,11 +63,10 @@ ProjectReporter <- R6::R6Class("ProjectReporter", inherit = testthat::ListReport
 #'
 #' @export
 run_tests <- function(test_expr) {
-    comm <- IRkernel::comm_manager()$new_comm('dc_project')
-    comm$open()
-
-    reporter <- ProjectReporter$new(comm = comm)
+    # create reporter
+    reporter <- ProjectReporter$new()
     reporter$start_file('some name')
+    # setup and run tests
     env = testthat::test_env()
     tests <- substitute(test_expr)
     testthat::with_reporter(

inst/R-projects-test-example.ipynb

@@ -11,23 +11,21 @@
     "To see this in action, paste this javascript into your console:\n",
     "\n",
     "```\n",
-    "Jupyter.notebook.kernel.comm_manager.register_target('dc_project',\n",
-    "    function(comm, msg) {\n",
-    "        // comm is the frontend comm instance\n",
-    "        // msg is the comm_open message, which can carry data\n",
-    "\n",
-    "        // Register handlers for later messages:\n",
-    "        comm.on_msg(function(msg) { console.log('msg:', msg)} );\n",
-    "        comm.on_close(function(msg) { console.log('close msg:', msg)});\n",
-    "        //comm.send({'foo': 0});\n",
-    "    })\n",
+    "Jupyter.notebook.events.on(\n",
+    "    \"finished_execute.CodeCell\",\n",
+    "    (event, { cell } ) => console.log(cell)\n",
+    ")\n",
     "```"
    ]
   },
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {},
+   "metadata": {
+    "tags": [
+     "tests"
+    ]
+   },
    "outputs": [],
    "source": [
     "# TODO: load testthat funcs into an envir, or make parent?\n",
@@ -52,6 +50,7 @@
   }
  ],
  "metadata": {
+  "celltoolbar": "Edit Metadata",
   "kernelspec": {
    "display_name": "R",
    "language": "R",