creating oData client

testing odata interface

API/API.Client.Test/OdataTests.cs

@@ -0,0 +1,93 @@
+using System;
+using System.Linq;
+using System.Net;
+using System.Threading.Tasks;
+using API.Models;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Simple.OData.Client;
+
+namespace API.Client.Test {
+    [TestClass]
+    public class OdataTests {
+
+        private const string TEST_CASE_IDENTIFIER = "TESTCASE";
+        private static Song testSong;
+        
+
+        [ClassInitialize]
+        public static async Task TestInitialize(TestContext tc) {
+            var client = new Client();
+            var newSong = new Song {
+                Name = Guid.NewGuid().ToString(),
+                Text = TEST_CASE_IDENTIFIER
+            };
+
+            testSong = await client.Post(newSong);
+        }
+
+        [ClassCleanup]
+        public static async Task ClassCleanup() {
+            var client = new Client();
+            var itemsToDelete = await client.Get(_ => _.Text == TEST_CASE_IDENTIFIER);
+            foreach (var item in itemsToDelete) {
+                await client.Delete(item.ID);
+            }
+        }
+
+        [TestMethod]
+        public async Task GetList() {
+            var client = new Client();
+            var data = await client.Get();
+
+            Assert.IsTrue(data.Any(_=>_.ID == testSong.ID));
+        }
+
+        [TestMethod]
+        public async Task GetItem() {
+            var client = new Client();
+            var item = await client.Get(testSong.ID);
+
+            Assert.AreEqual(testSong.Name, item.Name);
+        }
+
+        [TestMethod]
+        public async Task PostItem() {
+            var client = new Client();
+            var newSong = new Song {
+                Name = Guid.NewGuid().ToString(),
+                Text = TEST_CASE_IDENTIFIER
+            };
+
+            var response = await client.Post(newSong);
+            var insertedSong = await client.Get(response.ID);
+
+            Assert.AreEqual(newSong.Name, insertedSong.Name);
+        }
+
+        [TestMethod]
+        public async Task DeleteItem() {
+            var client = new Client();
+            var newSong = new Song {
+                Name = Guid.NewGuid().ToString(),
+                Text = TEST_CASE_IDENTIFIER
+            };
+
+            var response = await client.Post(newSong);
+            var insertedSong = await client.Get(response.ID);
+            Assert.AreEqual(newSong.Name, insertedSong.Name);
+
+            var count = await client.Delete(response.ID);
+            Assert.AreEqual(1, count);
+
+            try {
+                await client.Get(response.ID);
+                Assert.Fail("WebRequestException not thrown");
+            } catch (WebRequestException ex) {
+                Assert.AreEqual(HttpStatusCode.NotFound, ex.Code);
+            }
+
+        }
+
+
+    }
+}