allow user to specify custom url params for DevTools frontend

src/automation/dirac/automation.cljs

@@ -141,6 +141,9 @@
                                          :kind   :error-log
                                          :delay  (or delay 100)}))
 
+(defn get-frontend-url-params [devtools-id]
+  (automate-dirac-frontend! devtools-id {:action :get-frontend-url-params}))
+
 (defn scrape [devtools-id scraper-name & args]
   (automate-dirac-frontend! devtools-id {:action  :scrape
                                          :scraper scraper-name

src/background/dirac/background/helpers.cljs

@@ -35,10 +35,12 @@
         items (map (fn [[k v]] (str (encode k) "=" (encode v))) params)]
     (string/join "&" items)))
 
-(defn make-relative-url [path params]
-  {:pre [(map? params)]}
-  (let [non-empty-params (into {} (filter #(some? (second %)) params))]
-    (str path "?" (build-query non-empty-params))))
+(defn make-relative-url [path params & [user-params-str]]
+  {:pre [(map? params)
+         (or (string? user-params-str) (nil? user-params-str))]}
+  (let [non-empty-params (into {} (filter #(some? (second %)) params))
+        url-params-segments (remove empty? [(build-query non-empty-params) user-params-str])]
+    (str path "?" (string/join "&" url-params-segments))))
 
 ; -- dirac frontend url -----------------------------------------------------------------------------------------------------
 
@@ -52,7 +54,7 @@
 ; chrome-extension://mjdnckdilfjoenmikegbbenflgjcmbid/devtools/front_end/inspector.html?devtools_id=1&dirac_flags=11111&ws=localhost:9222/devtools/page/76BE0A6D-412C-4592-BC3C-ED3ECB5DFF8C
 (defn make-dirac-frontend-url [devtools-id options]
   {:pre [devtools-id]}
-  (let [{:keys [backend-url flags reset-settings automate extra-url-params backend-api backend-css]} options]
+  (let [{:keys [backend-url flags reset-settings automate extra-url-params backend-api backend-css user-url-params]} options]
     (assert backend-url)
     (assert flags)
     (let [html-file-path (get-dirac-main-html-file-path)
@@ -66,7 +68,7 @@
                        backend-api (assoc "backend_api" backend-api)
                        backend-css (assoc "backend_css" backend-css)
                        extra-url-params (merge extra-url-params))]
-      (runtime/get-url (make-relative-url html-file-path all-params)))))
+      (runtime/get-url (make-relative-url html-file-path all-params user-url-params)))))
 
 (defn extract-devtools-id-from-url [url]
   (utils/parse-int (get-query-param (str url) "devtools_id")))

src/background/dirac/background/tools.cljs

@@ -107,11 +107,18 @@
         (assoc options :backend-css backend-css)))
     options))
 
+(defn provide-user-url-params [options]
+  (or
+    (if-let [user-url-params (options/get-option :user-frontend-url-params)]
+      (assoc options :user-url-params user-url-params))
+    options))
+
 (defn prepare-options [initial-options]
   (-> initial-options
       (automate-if-marion-present)
       (provide-backend-api-if-available)
-      (provide-backend-css-if-available)))
+      (provide-backend-css-if-available)
+      (provide-user-url-params)))
 
 (defn connect-and-navigate-dirac-devtools! [frontend-tab-id backend-tab-id options]
   (let [devtools-id (devtools/register! frontend-tab-id backend-tab-id)

src/implant/dirac/implant/automation.cljs

@@ -125,6 +125,9 @@
         trigger-fn #(ocall (oget js/window "dirac") fn-name)]
     (trigger-fn-and-wait! trigger-fn delay)))
 
+(defn get-frontend-url-params []
+  (helpers/get-url-params))
+
 ; -- main dispatch ----------------------------------------------------------------------------------------------------------
 
 (defn dispatch-command! [command]
@@ -144,6 +147,7 @@
     :get-suggest-box-representation (get-suggest-box-representation)
     :get-prompt-representation (get-prompt-representation)
     :trigger-internal-error (trigger-internal-error! (:delay command) (:kind command))
+    :get-frontend-url-params (get-frontend-url-params)
     :scrape (apply scrape (:scraper command) (:args command))
     (warn "received unknown automation command:" (pr-str command))))
 

src/implant/dirac/implant/helpers.cljs

@@ -2,6 +2,9 @@
   (:require [chromex.support :refer-macros [oget ocall oapply]]
             [chromex.logging :refer-macros [log warn error group group-end]]))
 
+(defn get-url-params []
+  (oget js/window "location" "search"))
+
 (defn get-query-param [name]
   (if-let [runtime (oget js/window "Runtime")]
     (ocall runtime "queryParam" name)

src/options/dirac/options/ui.cljs

@@ -53,7 +53,8 @@
            (f/checkbox "Enable clean URLs" data [:options :clean-urls])
            (f/checkbox "Beautify function names" data [:options :beautify-function-names])
            (f/checkbox "Use backend-supported API" data [:options :use-backend-supported-api])
-           (f/checkbox "Use backend-supported CSS" data [:options :use-backend-supported-css])])
+           (f/checkbox "Use backend-supported CSS" data [:options :use-backend-supported-css])]
+          (f/text "Extra frontend URL params:" data [:options :user-frontend-url-params]))
         (f/form-buttons
           (f/button "Reset to Defaults" reset-to-defaults!)
           (f/button "Save and Exit" save-state-and-exit!))))))

src/shared/dirac/options/model.cljs

@@ -22,7 +22,8 @@
    :clean-urls                true
    :beautify-function-names   true
    :use-backend-supported-api true
-   :use-backend-supported-css true})
+   :use-backend-supported-css true
+   :user-frontend-url-params  nil})
 
 (defonce cached-options (atom nil))
 (defonce chrome-event-channel (make-chrome-event-channel (chan)))

test/browser/fixtures/src/tasks/dirac/tests/tasks/suite01/misc.cljs

@@ -2,8 +2,13 @@
   (:require [cljs.core.async :refer [timeout]]
             [cljs.test :refer-macros [is testing]]
             [dirac.settings :refer-macros [seconds minutes]]
-            [dirac.automation :refer-macros [<!* go-task with-scenario with-devtools] :as a]
-            [dirac.utils :as utils]))
+            [dirac.automation :refer-macros [<!* go-task with-scenario with-devtools with-options] :as a]
+            [clojure.string :as string]))
 
 (go-task
-  (with-scenario "normal"))
+  (with-scenario "normal"
+    (testing "user-specified url params should get propagated to DevTools frontends"
+      (let [user-params "x=1&y=2"]
+        (with-options {:user-frontend-url-params user-params}
+          (with-devtools
+            (is (string/includes? (<!* a/get-frontend-url-params) user-params))))))))

test/browser/transcripts/expected/suite01-misc.txt

@@ -1,5 +1,20 @@
 ns               Testing dirac.tests.tasks.suite01.misc
 automate         open-tab-with-scenario! ["normal"]
+automate         store-options!
+automate         set-options! [{:user-frontend-url-params "x=1&y=2"}]
+automate         open-devtools!
+extension        handling command: open-dirac-devtools
+extension        register devtools #1
+devtools #1      implant initialized
+devtools #1      reset devtools settings
+devtools #1      devtools ready
+devtools #1      setCurrentPanel: elements
+devtools #1      namespacesCache is cool now
+automate #1      get-frontend-url-params
+automate #1      close-devtools!
+extension        handling command: close-dirac-devtools
+extension        unregister devtools #1
+automate         restore-options!
 automate         close-tab-with-scenario! ["scenario-tab#1"]
-summary          Automated 2 actions with 0 check-points containing 0 assertions.
+summary          Automated 8 actions with 0 check-points containing 1 assertions.
                  0 failures, 0 errors.