tests

lib/firecracker.js

@@ -278,25 +278,34 @@ Firecracker.prototype.spawn = function (binPath) {
 
   return new Promise(function (resolve, reject) {
 
-    self.child = child_process.spawn(binPath, ['--api-sock', self.options.socketPath]);
+    self.child = child_process.spawn(binPath, ['--api-sock', self.options.socketPath], { detached: true });
 
     self.child.on('exit', function (code, signal) {
       fs.unlink(self.options.socketPath, () => { });
       self.child = undefined;
     });
 
+    self.child.on('close', function (code, signal) {
+      fs.unlink(self.options.socketPath, () => { });
+      self.child = undefined;
+    });
+
     self.child.on('error', function (err) {
       fs.unlink(self.options.socketPath, () => { });
     });
-    
+
     resolve(self.child);
   });
 };
 
 Firecracker.prototype.kill = function () {
-  if (this.child) {
-    this.child.kill();
+  var killed = this.child.kill();
+  console.log(killed);
+  if(killed === true) {
+    fs.unlink(self.options.socketPath, () => { });
+    self.child = undefined;
   }
+  return killed;
 };
 
 module.exports = Firecracker;

package.json

@@ -21,7 +21,7 @@
   },
   "main": "./lib/firecracker",
   "scripts": {
-    "test": "./node_modules/mocha/bin/mocha -R spec --timeout 10000 --exit "
+    "test": "./node_modules/mocha/bin/mocha -R spec --timeout 10000"
   },
   "license": "Apache-2.0",
   "engines": {

test/firefracker.js

@@ -11,6 +11,11 @@ before(async () => {
   }
 });
 
+after(function() {
+  var killed = firecracker.kill();
+  expect(killed).to.be.true;
+});
+
 describe('#firecracker', function () {
 
   describe('#images', function () {
@@ -23,7 +28,13 @@ describe('#firecracker', function () {
         await firecracker.downloadImage(rootImg, os.tmpdir() + '/hello-rootfs.ext4');
       }
       catch (err) {
-        expect(err).to.be.null;
+        expect(err).satisfy(function(value) {
+          if(value === null || value == 'File already exists') {
+            return true;
+          } else {
+            return false;
+          }
+        });
       }
     });