Implement blank file tests + fix shim

test/spec/shim/cast/Session.spec.js

@@ -0,0 +1,36 @@
+"use strict";
+
+describe("chrome.cast.Session", () => {
+    it("should have all properties", async () => {
+        const session = new chrome.cast.Session();
+
+        expect(session.appId).toBe(undefined);
+        expect(session.appImages).toBe(undefined);
+        expect(session.displayName).toBe(undefined);
+        expect(session.media).toEqual([]);
+        expect(session.namespaces).toEqual([]);
+        expect(session.receiver).toBe(undefined);
+        expect(session.senderApps).toEqual([]);
+        expect(session.sessionId).toBe(undefined);
+        expect(session.status).toBe("connected");
+        expect(session.statusText).toBe(null);
+        expect(session.transportId).toBe("");
+    });
+
+    it("should have expected assigned properties", async () => {
+        const session = new chrome.cast.Session(
+                "__sessionId"
+              , "__appId"
+              , "__displayName"
+              , [ new chrome.cast.Image("http://example.com") ]
+              , new chrome.cast.Receiver("__label", "__friendlyName"));
+
+        expect(session.appId).toBe("__appId");
+        expect(session.appImages).toEqual(jasmine.arrayContaining([
+            jasmine.objectContaining({ url: "http://example.com" })
+        ]));
+        expect(session.displayName).toBe("__displayName");
+        expect(session.receiver).toEqual(jasmine.any(chrome.cast.Receiver));
+        expect(session.sessionId).toBe("__sessionId");
+    });
+});