some things are working

karma.conf.js

@@ -0,0 +1,27 @@
+module.exports = function (config) {
+  var junitOutputDir = process.env.CIRCLE_TEST_REPORTS || "target/junit"
+
+  config.set({
+    browsers: ['ChromeHeadless'],
+    basePath: 'target',
+    files: ['karma-test.js'],
+    frameworks: ['cljs-test'],
+    plugins: [
+        'karma-cljs-test',
+        'karma-chrome-launcher',
+        'karma-junit-reporter'
+    ],
+    colors: true,
+    logLevel: config.LOG_INFO,
+    client: {
+      args: ['shadow.test.karma.init']
+    },
+
+    // the default configuration
+    junitReporter: {
+      outputDir: junitOutputDir + '/karma', // results will be saved as outputDir/browserName.xml
+      outputFile: undefined, // if included, results will be saved as outputDir/browserName/outputFile
+      suite: '' // suite will become the package name attribute in xml testsuite element
+    }
+  })
+}