[fix test] Update tests.

Author: indexzero

test/lib-http-proxy-test.js

@@ -562,8 +562,8 @@ describe('lib/http-proxy.js', function() {
         });
       });
 
-      destiny.on('connection', function (socket) {
-        expect(socket.upgradeReq.headers['x-special-proxy-header']).to.eql('foobar');
+      destiny.on('connection', function (socket, upgradeReq) {
+        expect(upgradeReq.headers['x-special-proxy-header']).to.eql('foobar');
 
         socket.on('message', function (msg) {
           expect(msg).to.be('hello there');

test/lib-https-proxy-test.js

@@ -168,7 +168,7 @@ describe('lib/http-proxy.js', function() {
         proxy.on('error', function (err, req, res) {
           expect(err).to.be.an(Error);
           if (semver.gt(process.versions.node, '0.12.0')) {
-            expect(err.toString()).to.be('Error: self signed certificate')
+            expect(err.toString()).to.be('Error: unable to verify the first certificate')
           } else {
             expect(err.toString()).to.be('Error: DEPTH_ZERO_SELF_SIGNED_CERT')
           }