Add tests

.gitignore

@@ -1 +1,2 @@
 node_modules
+compiled

fixtures/fixture.js

@@ -0,0 +1 @@
+const square = n => n * n;

fixtures/fixture.txt

@@ -0,0 +1,5 @@
+"use strict";
+
+var square = function square(n) {
+  return n * n;
+};

package.json

@@ -11,10 +11,19 @@
   "bugs": {
     "url": "https://github.com/babel/babel-connect/issues"
   },
+  "scripts": {
+    "test": "mocha test.js"
+  },
   "dependencies": {
     "babel-core": "^6.2.1",
     "lodash": "2.4.1",
     "mkdirp": "^0.5.0",
     "through": "2.3.4"
+  },
+  "devDependencies": {
+    "babel-preset-es2015": "^6.1.18",
+    "mocha": "^2.3.4",
+    "serve-static": "^1.10.0",
+    "supertest": "^1.1.0"
   }
 }

test.js

@@ -0,0 +1,54 @@
+var http = require("http");
+var serveStatic = require("serve-static");
+var request = require("supertest");
+var assert = require("assert");
+var babelMiddleware = require("./");
+
+var serve = serveStatic("cache");
+var babel = babelMiddleware({
+  options: {
+    presets: ["es2015"]
+  },
+  src: "fixtures",
+  dest: "compiled",
+  ignore: /node_modules/
+});
+
+var server = http.createServer(function(req, res) {
+  function onError(err) {
+    res.statusCode = err.status || 500;
+    res.end(err.message);
+    return;
+  }
+  babel(req, res, function(err) {
+    if (err) return onError(err);
+    serve(req, res, function(err) {
+      if (err) return onError(err);
+      res.setHeader("Content-Type", "text/javascript");
+      res.end();
+    });
+  });
+});
+
+describe("babelMiddleware()", function() {
+  it("should compile", function(done) {
+    request(server)
+      .get("/fixture.js")
+      .expect(function(res) {
+        assert.ok(
+          res.text.indexOf("function square(n) {") > -1,
+          "`" + res.text + "` should contain `function square(n) {`"
+        );
+      })
+      .expect(200, done);
+  });
+
+  it("should not compile", function(done) {
+    request(server)
+      .get("/fixture.txt")
+      .expect(function(res) {
+        assert.equal(res.text, "");
+      })
+      .expect(200, done);
+  });
+});