Add new tests

tests/runTests.js

@@ -0,0 +1,31 @@
+/* eslint no-console: 0 */ // --> OFF
+
+const fs = require('fs');
+const childProcess = require('child_process');
+
+const filenames = fs.readdirSync(`${__dirname}/Community`);
+
+const run = async () => {
+  for (let i = 0; i < filenames.length; i += 1) {
+    const path = `${__dirname}/Community/${filenames[i]}`;
+    // eslint-disable-next-line no-await-in-loop
+    await new Promise((resolve) => {
+      childProcess.exec(`node ${path}`, (err, stdout, stderr) => {
+        if (err) {
+          console.log(err);
+        }
+        console.log(stdout);
+        console.log(stderr);
+      }).on('exit', async (code) => {
+        if (code !== 0) {
+          await new Promise((resolve2) => setTimeout(resolve2, 1000));
+          process.exit(1);
+        } else {
+          resolve();
+        }
+      });
+    });
+  }
+};
+
+run();