Dependency Injection extensions

SystemExtensions.DependencyInjection.Tests/Logging/CVLoggerProviderTests.cs

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+using FluentAssertions;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Moq;
+using System.Logging;
+
+namespace SystemExtensions.DependencyInjection.Tests.Logging
+{
+    [TestClass]
+    public class CVLoggerProviderTests
+    {
+        private readonly Mock<ILogsWriter> logsWriterMock = new();
+        private CVLoggerProvider cVLoggerProvider;
+
+        [TestInitialize]
+        public void TestInitialize()
+        {
+            this.cVLoggerProvider = new CVLoggerProvider(this.logsWriterMock.Object);
+        }
+
+        [TestMethod]
+        public void CreateLogger_CreatesNewLogger()
+        {
+            var logger = this.cVLoggerProvider.CreateLogger(string.Empty);
+
+            logger.Should().NotBeNull();
+        }
+
+        [TestMethod]
+        public void LogEntry_CallsLogWriter()
+        {
+            this.cVLoggerProvider.LogEntry(new Log());
+
+            this.logsWriterMock.Verify();
+        }
+
+        private void SetupLogsWriter()
+        {
+            this.logsWriterMock
+                .Setup(u => u.WriteLog(It.IsAny<Log>()))
+                .Verifiable();
+        }
+    }
+}