wait for fork to exit and then return results

lib/fork.js

@@ -19,8 +19,10 @@ module.exports = function (args) {
 	var ps = childProcess.fork(babel, args, options);
 
 	var promise = new Promise(function (resolve, reject) {
+		var testResults;
+
 		ps.on('results', function (results) {
-			resolve(results);
+			testResults = results;
 
 			// after all tests are finished and results received
 			// kill the forked process, so AVA can exit safely
@@ -32,6 +34,8 @@ module.exports = function (args) {
 		ps.on('exit', function (code) {
 			if (code > 0) {
 				reject();
+			} else {
+				resolve(testResults);
 			}
 		});
 	});

test/fixture/process-cwd.js

@@ -1 +1,7 @@
-console.log(process.cwd());
+'use strict';
+const test = require('../../');
+
+test(t => {
+	t.is(process.cwd(), __dirname);
+	t.end();
+});

test/test.js

@@ -3,7 +3,6 @@ var childProcess = require('child_process');
 var Promise = require('bluebird');
 var figures = require('figures');
 var test = require('tape');
-var path = require('path');
 var Runner = require('../lib/runner');
 var ava = require('../lib/test');
 
@@ -945,11 +944,10 @@ test('power-assert support', function (t) {
 });
 
 test('change process.cwd() to a test\'s directory', function (t) {
-	t.plan(2);
+	t.plan(1);
 
-	execCli('fixture/process-cwd.js', function (err, stdout) {
+	execCli('fixture/process-cwd.js', function (err) {
 		t.ifError(err);
-		t.is(stdout.trim(), path.join(__dirname, 'fixture'));
 		t.end();
 	});
 });