Add tests

.travis.yml

@@ -0,0 +1,5 @@
+language: node_js
+node_js:
+  - '0.10'
+  - '0.12'
+  - iojs

README.md

@@ -2,7 +2,7 @@
 
 # repl-here
 
-[![Dependency Status][david-badge]][david]
+[![Build Status](https://travis-ci.org/eush77/repl-here.svg?branch=master)](https://travis-ci.org/eush77/repl-here) [![Dependency Status][david-badge]][david]
 
 Node REPL that autoloads all modules in `./node_modules/` at startup, just like core libs.
 

package.json

@@ -8,6 +8,9 @@
   "bin": {
     "repl-here": "cli.js"
   },
+  "scripts": {
+    "test": "tape test/*.js"
+  },
   "files": [
     "cli.js",
     "index.js",
@@ -45,5 +48,9 @@
     "text-table": "^0.2.0",
     "validate-npm-package-name": "^2.2.0"
   },
-  "devDependencies": {}
+  "devDependencies": {
+    "object.assign": "^3.0.0",
+    "tape": "^4.0.0",
+    "through2": "^0.6.5"
+  }
 }

test/test.js

@@ -0,0 +1,56 @@
+'use strict';
+
+var replHere = require('..');
+
+var test = require('tape'),
+    through = require('through2'),
+    assign = require('object.assign');
+
+var Repl = require('repl'),
+    path = require('path');
+
+
+test(function (t) {
+  var repl = Repl.start({
+    input: through(),
+    output: through()
+  });
+
+  var oldContext = assign({}, repl.context);
+
+  var loaded = ['module-as-directory', 'module-as-file.json'];
+  var loadedName = ['moduleAsDirectory', 'moduleAsFile'];
+  var failed = ['empty'];
+
+  replHere(repl, path.join(__dirname, 'fixtures'))
+    .on('fail', function (err, module) {
+      t.error(err, 'fails on a broken module');
+      t.notEqual(failed.indexOf(module), -1, 'fails on ' + module);
+    })
+
+    .on('load', function (module, name) {
+      var i = loaded.indexOf(module);
+      t.notEqual(i, -1, 'loads ' + module);
+      t.equal(loadedName[i], name, 'loads ' + module + ' as ' + name);
+    })
+
+    .on('end', function () {
+      t.test('context', function (t) {
+        Object.keys(oldContext).forEach(function (name) {
+          t.equal(repl.context[name], oldContext[name],
+                  'includes ' + name + ' from the default repl context');
+        });
+
+        loadedName.forEach(function (name) {
+          t.equal(repl.context[name], name,
+                  'includes ' + name + ' from the correct node module');
+        });
+
+        t.equal(Object.keys(repl.context).length,
+                Object.keys(oldContext).length + loadedName.length,
+                'doesn\'t have anything unexpected');
+        t.end();
+      });
+      t.end();
+    });
+});