Create crude test runner

client/test_runner.js

@@ -0,0 +1,22 @@
+const { spawn } = require('child_process')
+const fs = require('fs')
+
+const dirs = ['./test', './tests']
+
+if (!dirs.some(fs.existsSync)) {
+  throw Error("Could not find any test directories, looked for: " + dirs)
+}
+
+const test_dirs = dirs.filter(fs.existsSync)
+
+test_dirs.forEach(test_dir => {
+  const files = fs.readdirSync(test_dir)
+
+  if (files.length === 0) {
+    throw Error("Could not find test files in " + test_dir)
+  }
+
+  const childs = files.map(file => 
+    spawn('node', [`${test_dir}/${file}`], { stdio: 'inherit' }) 
+  )
+})