additional param sessionId for captureHeadlessBrowser

Author: dkl-ppi

lib/server-cli.js

@@ -85,18 +85,26 @@ module.exports = ServerCli.prototype = {
         return httpServer;
     },
 
-    captureHeadlessBrowser: function (serverUrl, cb) {
+    captureHeadlessBrowser: function (serverUrl, sessionId, cb) {
         this.logger.log('Starting headless browser...');
+        if (cb === undefined && typeof sessionId === 'function') {
+            cb = sessionId;
+            sessionId = undefined;
+        }
+        var url = serverUrl + '/capture';
+        if (sessionId !== undefined) {
+            url += '?id=' + sessionId;
+        }
         this.phantom.create(function (proxy) {
-            proxy.page.open(serverUrl + '/capture', function (success) {
+            proxy.page.open(url, function (success) {
                 if (success) {
-                    this.logger.log('Browser was captured.');
+                    this.logger.log('Headless browser was captured.');
                 } else {
                     this.logger.log(
-                        'Browser was not captured. Something went wrong :-('
+                        'Headless browser was not captured. Something went wrong :-('
                     );
                 }
-                cb();
+                cb && cb();
             }.bind(this));
         }.bind(this));
     },

test/server-cli-test.js

@@ -244,5 +244,44 @@ buster.testCase("buster-server binary", {
                 });
             }.bind(this));
         }
+    },
+
+    "captureHeadlessBrowser": {
+
+        setUp: function () {
+            this.openStub = this.stub();
+            this.stub(this.cli.phantom, "create",
+                function (cb) {
+                    var proxy = {
+                        page: {
+                            open: this.openStub
+                        }
+                    };
+                    cb(proxy);
+                }.bind(this));
+
+        },
+
+        "ignores missing callback": function () {
+            refute.exception(
+                this.cli.captureHeadlessBrowser.bind(
+                    this.cli, "http://localhost:1111"
+                )
+            );
+        },
+
+        "passes sessionId to capture page": function () {
+
+            this.cli.captureHeadlessBrowser("http://localhost:1111", 0);
+
+            assert.calledOnceWith(this.openStub, "http://localhost:1111/capture?id=0");
+        },
+
+        "doesn't pass sessionId if not defined": function () {
+
+            this.cli.captureHeadlessBrowser("http://localhost:1111", function () {});
+
+            assert.calledOnceWith(this.openStub, "http://localhost:1111/capture");
+        }
     }
 });