adding actual tests.

test/indexSpec.js

@@ -1,5 +1,45 @@
-describe("Test", function () {
-    it("test", function () {
-        // TODO : Test codes will be written
+var pgpLib = require('../index')
+
+describe("Library Loading", function () {
+    it("must be a function", function () {
+        expect(typeof(pgpLib)).toBe('function');
+    });
+});
+
+var pgp = pgpLib();
+
+describe("Library Instance Check", function () {
+    it("must be a function", function () {
+        expect(typeof(pgp)).toBe('function');
+    });
+    it("must have pg property", function () {
+        expect(typeof(pgp.pg)).toBe('object');
+    });
+    it("must have as property", function () {
+        expect(typeof(pgp.as)).toBe('object');
+    });    
+    it("must have end function", function () {
+        expect(typeof(pgp.end)).toBe('function');
+    });
+});
+
+describe("Query Result must be available", function () {
+    it("must be an object", function () {
+        expect(typeof(queryResult)).toBe('object');
+    });
+    it("must have all properties set correctly", function () {
+        expect(queryResult.one === 1 && queryResult.many === 2 && queryResult.none === 4 && queryResult.any === 6).toBe(true);
+    });
+});
+
+var db;
+
+describe("Database Instantiation", function () {
+    it("must throw an error when no connection passed", function () {
+        expect(pgp).toThrow("Invalid 'cn' parameter passed.");
+    });
+    db = pgp("connection string");
+    it("must return a valid object", function () {
+        expect(typeof(db)).toBe('object');
     });
 });