Added Integration Test for Like component

Author: linkdotnet

LinkDotNet.Blog.IntegrationTests/Web/Pages/BlogPostPageTests.cs

@@ -0,0 +1,67 @@
+using System.Threading.Tasks;
+using Blazored.LocalStorage;
+using Blazored.Toast.Services;
+using Bunit;
+using Bunit.TestDoubles;
+using FluentAssertions;
+using LinkDotNet.Blog.TestUtilities;
+using LinkDotNet.Blog.Web.Pages;
+using LinkDotNet.Blog.Web.Shared;
+using LinkDotNet.Infrastructure.Persistence;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.DependencyInjection;
+using Moq;
+using Xunit;
+
+namespace LinkDotNet.Blog.IntegrationTests.Web.Pages
+{
+    public class BlogPostPageTests : SqlDatabaseTestBase
+    {
+        [Fact]
+        public async Task ShouldAddLikeOnEvent()
+        {
+            var publishedPost = new BlogPostBuilder().WithLikes(2).IsPublished().Build();
+            await BlogPostRepository.StoreAsync(publishedPost);
+            using var ctx = new TestContext();
+            ctx.JSInterop.Mode = JSRuntimeMode.Loose;
+            ctx.Services.AddScoped<IRepository>(_ => BlogPostRepository);
+            ctx.Services.AddScoped(_ => new Mock<ILocalStorageService>().Object);
+            ctx.Services.AddScoped(_ => new Mock<IToastService>().Object);
+            ctx.AddTestAuthorization().SetAuthorized("s");
+            var cut = ctx.RenderComponent<BlogPostPage>(
+                p => p.Add(b => b.BlogPostId, publishedPost.Id));
+            var likeComponent = cut.FindComponent<Like>();
+            likeComponent.SetParametersAndRender(c => c.Add(p => p.BlogPost, publishedPost));
+
+            likeComponent.Find("button").Click();
+
+            var fromDb = await DbContext.BlogPosts.AsNoTracking().SingleAsync(d => d.Id == publishedPost.Id);
+            fromDb.Likes.Should().Be(3);
+        }
+
+        [Fact]
+        public async Task ShouldSubtractLikeOnEvent()
+        {
+            var publishedPost = new BlogPostBuilder().WithLikes(2).IsPublished().Build();
+            await BlogPostRepository.StoreAsync(publishedPost);
+            using var ctx = new TestContext();
+            var localStorage = new Mock<ILocalStorageService>();
+            localStorage.Setup(l => l.ContainKeyAsync("hasLiked", default)).ReturnsAsync(true);
+            localStorage.Setup(l => l.GetItemAsync<bool>("hasLiked", default)).ReturnsAsync(true);
+            ctx.JSInterop.Mode = JSRuntimeMode.Loose;
+            ctx.Services.AddScoped<IRepository>(_ => BlogPostRepository);
+            ctx.Services.AddScoped(_ => localStorage.Object);
+            ctx.Services.AddScoped(_ => new Mock<IToastService>().Object);
+            ctx.AddTestAuthorization().SetAuthorized("s");
+            var cut = ctx.RenderComponent<BlogPostPage>(
+                p => p.Add(b => b.BlogPostId, publishedPost.Id));
+            var likeComponent = cut.FindComponent<Like>();
+            likeComponent.SetParametersAndRender(c => c.Add(p => p.BlogPost, publishedPost));
+
+            likeComponent.Find("button").Click();
+
+            var fromDb = await DbContext.BlogPosts.AsNoTracking().SingleAsync(d => d.Id == publishedPost.Id);
+            fromDb.Likes.Should().Be(1);
+        }
+    }
+}