use stream path

index.js

@@ -4,9 +4,10 @@ var jest = require('jest-cli'),
     gutil = require('gulp-util'),
     through = require('through2');
 
-module.exports = function (options) {
+module.exports = function (options) {    
     options = options || {};
     return through.obj(function (file, enc, cb) {
+        options.rootDir = options.rootDir || file.path;
         try {
             jest.runCLI({
                 config: options

package.json

@@ -4,44 +4,45 @@
   "description": "gulp-jest =========",
   "main": "index.js",
   "scripts": {
-      "test": "mocha test.js -t 10000"
+    "test": "mocha test.js -t 10000"
   },
   "repository": {
-      "type": "git",
-      "url": "git://github.com/Dakuan/gulp-jest.git"
+    "type": "git",
+    "url": "git://github.com/Dakuan/gulp-jest.git"
   },
   "author": {
-      "name": "Dominic Barker",
-      "email": "[email protected]",
-      "url": "http://www.dombarker.co.uk"
+    "name": "Dominic Barker",
+    "email": "[email protected]",
+    "url": "http://www.dombarker.co.uk"
   },
   "license": "MIT",
   "bugs": {
-      "url": "https://github.com/Dakuan/gulp-jest/issues"
+    "url": "https://github.com/Dakuan/gulp-jest/issues"
   },
   "homepage": "https://github.com/Dakuan/gulp-jest",
   "dependencies": {
-      "jest-cli": "^0.1.18",
-      "gulp-util": "^3.0.0",
-      "through2": "^0.5.1",
-      "react-tools": "^0.11.1"
+    "jest-cli": "^0.1.18",
+    "gulp-util": "^3.0.0",
+    "through2": "^0.5.1",
+    "react-tools": "^0.11.1"
   },
   "devDependencies": {
-      "assert": "^1.1.1",
-      "mocha": "^1.21.3"
+    "assert": "^1.1.1",
+    "mocha": "^1.21.3",
+    "gulp": "^3.8.7"
   },
   "keywords": [
-      "gulpplugin",
-      "jest",
-      "test",
-      "testing",
-      "unit",
-      "framework",
-      "runner",
-      "tdd",
-      "bdd",
-      "qunit",
-      "spec",
-      "tap"
+    "gulpplugin",
+    "jest",
+    "test",
+    "testing",
+    "unit",
+    "framework",
+    "runner",
+    "tdd",
+    "bdd",
+    "qunit",
+    "spec",
+    "tap"
   ]
 }

test.js

@@ -1,13 +1,14 @@
 'use strict';
 var assert = require('assert');
+var gulp = require('gulp')
 var gutil = require('gulp-util');
 var jest = require('./index');
 var through2 = require('through2');
 var out = process.stdout.write.bind(process.stdout);
 
-it('should run unit test and pass', function (cb) {
+it('should take a rootDir as an option', function (cb) {
     var stream = jest({
-        rootDir: __dirname
+        rootDir: '__tests__'
     });
 
     process.stdout.write = function (str) {
@@ -20,9 +21,24 @@ it('should run unit test and pass', function (cb) {
     };
 
     stream.write(new gutil.File({
-        path: '__tests__/fixture.js',
+        path: '__tests__',
         contents: new Buffer('')
     }));
 
     stream.end();
 });
+
+
+it('should use the scream path as the rootDir', function (cb) {
+    var stream = gulp.src('__tests__')
+        .pipe(jest());
+
+    process.stdout.write = function (str) {
+        out(str);
+        if (/test passed/.test(str)) {
+            assert(true);
+            process.stdout.write = out;
+            cb();
+        }
+    };
+});