Test on darwin and fix version

Author: z-vr

.travis.yml

@@ -1,3 +1,8 @@
 language: node_js
 node_js:
   - "4"
+os:
+  - linux
+  - osx
+osx_image: xcode8
+script: 'node platform; npm test'

README.md

@@ -1,6 +1,8 @@
 # dist-exiftool
 A distribution of _exiftool_. Depending on the platform, it will install
-either `exiftool.pl` or `exiftool.exe` module. Current version is 10.25.
+either [exiftool.pl](https://www.npmjs.com/package/exiftool.pl) or
+[exiftool.exe](https://www.npmjs.com/package/exiftool.exe) module.
+Current version is 10.25.
 
 [![npm version](https://badge.fury.io/js/dist-exiftool.svg)](https://badge.fury.io/js/dist-exiftool)
 [![Build Status](https://travis-ci.org/Sobesednik/dist-exiftool.svg?branch=master)](https://travis-ci.org/Sobesednik/dist-exiftool)

appveyor.yml

@@ -12,6 +12,7 @@ install:
 # Post-install test scripts.
 test_script:
   # Output useful info for debugging.
+  - node platform
   - node --version
   - npm --version
   # run tests

package.json

@@ -29,19 +29,19 @@
   "config": {
     "platformDependentModules": {
       "linux": [
-        "exiftool.pl"
+        "exiftool.pl@10.25"
       ],
       "win32": [
-        "exiftool.exe"
+        "exiftool.exe@10.25"
       ],
       "darwin": [
-        "exiftool.pl"
+        "exiftool.pl@10.25"
       ],
       "freebsd": [
-        "exiftool.pl"
+        "exiftool.pl@10.25"
       ],
       "sunos": [
-        "exiftool.pl"
+        "exiftool.pl@10.25"
       ]
     }
   }

platform.js

@@ -0,0 +1 @@
+console.log('Platform: %s', process.platform);

test/index.js

@@ -4,6 +4,7 @@ const assert = require('assert');
 const exiftool = require('../index');
 
 describe('exiftool', function () {
+	this.timeout(5000);
 	it('should export a path to current executable', function () {
 		const exePath = path.join(__dirname, '../node_modules/exiftool.exe/vendor/exiftool.exe');
 		const plPath = path.join(__dirname, '../node_modules/exiftool.pl/vendor/exiftool');
@@ -24,4 +25,14 @@ describe('exiftool', function () {
 			done();
 		});
 	});
+	it('should have version 10.25', function (done) {
+		execFile(exiftool, ['-ver'], (err, stdout, stderr) => {
+			if (err) {
+				done(err);
+				return;
+			}
+			assert.equal(stdout.trim(), '10.25');
+			done();
+		});
+	});
 });