API command discovery and execution tests

spec/lib/api/routes.spec.js

@@ -1,7 +1,25 @@
 /* jshint expr:true */
 "use strict";
 
-var router = source("api/routes");
+var Cylon = source("cylon"),
+    router = source("api/routes");
+
+var MockRequest = require("../../support/mock_request"),
+    MockResponse = require("../../support/mock_response");
+
+function findRoute(path) {
+  var routes = router.stack.filter(function(m) {
+    return m.regexp.test(path);
+  });
+  return routes[0];
+}
+
+function findFinalHandler(path) {
+  var handlers = findRoute(path).route.stack.map(function(m) {
+      return m.handle;
+  });
+  return handlers[handlers.length - 1];
+}
 
 describe("API routes", function() {
   var routes = [
@@ -25,11 +43,93 @@ describe("API routes", function() {
         path = route[1];
 
     it("defines a " + method + " route for " + path, function() {
-      var matches = router.stack.map(function(m) {
-        return m.regexp.test(path);
+      expect(findRoute(path)).to.exist();
+    });
   });
 
-      expect(matches).to.include(true);
 });
+
+
+describe("API commands", function() {
+
+  var req, res;
+  beforeEach(function() {
+    Cylon.commands.ping = function() { return "pong"; };
+    req = new MockRequest();
+    res = new MockResponse();
+    req.device = {
+      name: "testDevice",
+      commands: {
+        announce: function(){return "im here";}
+      }
+    };
+    req.robot = {
+      name: "fred",
+      commands: {
+        speak: function(){return "ahem";}
+      },
+      devices: {
+        testDevice: req.device
+      }
+    };
   });
+  afterEach(function() {
+    delete Cylon.commands.ping;
+  });
+
+  it("returns the list of MCP commands", function() {
+    res.json = function(obj){
+      expect(obj.commands).to.exist();
+      expect(obj.commands.length).to.equal(1);
+      expect(obj.commands[0]).to.equal("ping");
+    };
+    findFinalHandler("/commands")(req, res);
+  });
+
+  it("invokes an MCP command", function() {
+    req.params = {command:"ping"};
+    res.json = function(obj){
+      expect(obj.result).to.equal("pong");
+    };
+    findFinalHandler("/commands/ping")(req, res);
+  });
+
+  it("returns the list of robot commands", function() {
+    req.params = {robot: "fred"};
+    res.json = function(obj){
+      expect(obj.commands).to.exist();
+      expect(obj.commands.length).to.equal(1);
+      expect(obj.commands[0]).to.equal("speak");
+    };
+    findFinalHandler("/robots/fred/commands")(req, res);
+  });
+
+  it("invokes a robot command", function() {
+    req.params = {robot: "fred", command:"speak"};
+    res.json = function(obj){
+      expect(obj.result).to.equal("ahem");
+    };
+    findFinalHandler("/robots/fred/commands/speak")(req, res);
+  });
+
+  it("returns the list of device commands", function() {
+    req.params = {robot: "fred", device: "testDevice" };
+    res.json = function(obj){
+      expect(obj.commands).to.exist();
+      expect(obj.commands.length).to.equal(1);
+      expect(obj.commands[0]).to.equal("announce");
+    };
+    var path = "/robots/fred/devices/testDevice/commands";
+    findFinalHandler(path)(req, res);
+  });
+
+  it("invokes a device command", function() {
+    req.params = {robot: "fred", device: "testDevice", command:"announce"};
+    res.json = function(obj){
+      expect(obj.result).to.equal("im here");
+    };
+    var path = "/robots/fred/devices/testDevice/commands/speak";
+    findFinalHandler(path)(req, res);
+  });
+
 });