Add shadow-cljs test configuration

.gitignore

@@ -14,3 +14,4 @@ reagent.iml
 
 node_modules
 junit
+.shadow-cljs

package.json

@@ -15,6 +15,7 @@
     "karma-chrome-launcher": "2.2.0",
     "karma-cljs-test": "0.1.0",
     "karma-junit-reporter": "1.2.0",
-    "md5-file": "4.0.0"
+    "md5-file": "4.0.0",
+    "shadow-cljs": "2.8.67"
   }
 }

shadow-cljs.edn

@@ -0,0 +1,9 @@
+{:source-paths ["src" "test"]
+ :builds {:test {:target :karma
+                 :output-to "target/shadow-cljs/resources/public/js/karma.js"
+                 :output-dir "target/shadow-cljs/resources/public/js"
+                 :asset-path "js"
+                 :source-map true
+                 :compiler-options {:infer-externs :auto}
+                 :ns-regexp "(reagenttest\\.test.*|reagent\\..*-test)"}}
+ :dependencies []}

test-environments/shadow-cljs-prod/karma.conf.js

@@ -0,0 +1,15 @@
+module.exports = function (config) {
+    config.set({
+        browsers: ['ChromeHeadless'],
+        basePath: '../../target/shadow-cljs/resources/public/js/',
+        files: ['karma.js'],
+        frameworks: ['cljs-test'],
+        plugins: ['karma-cljs-test', 'karma-chrome-launcher'],
+        colors: true,
+        logLevel: config.LOG_INFO,
+        client: {
+            args: ['shadow.test.karma.init'],
+            singleRun: true
+        }
+    });
+};

test-environments/shadow-cljs-prod/test.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+set -ex
+npx shadow-cljs release test
+test -f target/shadow-cljs/resources/public/js/karma.js
+karma start test-environments/shadow-cljs-prod/karma.conf.js --single-run