test for ./bin usage

test/_.js

@@ -0,0 +1,38 @@
+var spawn = require('child_process').spawn;
+var assert = require('assert');
+
+exports.dotSlashEmpty = function () {
+    var to = setTimeout(function () {
+        assert.fail('Never got stdout data.')
+    }, 1000);
+
+    var oldDir = process.cwd();
+    process.chdir(__dirname + '/_');
+    var bin = spawn('./bin.js');
+    process.chdir(oldDir);
+
+    bin.stderr.on('data', assert.fail);
+    bin.stdout.on('data', function (buf) {
+        clearTimeout(to);
+        var _ = JSON.parse(buf.toString());
+        assert.eql(_, []);
+    });
+};
+
+exports.dotSlashArgs = function () {
+    var to = setTimeout(function () {
+        assert.fail('Never got stdout data.')
+    }, 1000);
+
+    var oldDir = process.cwd();
+    process.chdir(__dirname + '/_');
+    var bin = spawn('./bin.js', ['a','b','c']);
+    process.chdir(oldDir);
+
+    bin.stderr.on('data', assert.fail);
+    bin.stdout.on('data', function (buf) {
+        clearTimeout(to);
+        var _ = JSON.parse(buf.toString());
+        assert.eql(_, ['a','b','c']);
+    });
+};

test/_/bin.js

@@ -0,0 +1,3 @@
+#!/usr/bin/env node
+var argv = require('optimist').argv
+console.log(JSON.stringify(argv._));