Changed file hierarchy for tests

SchengenVisaApi/VisaApiTests/Tests/Infrastructure/Database/InMemoryContextProvider.cs

@@ -0,0 +1,24 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Diagnostics;
+using DbContext = Infrastructure.Database.DbContext;
+
+namespace VisaApi.Tests.Infrastructure.Database
+{
+    public static class InMemoryContextProvider
+    {
+        private static DbContextOptions<DbContext> opts = new DbContextOptionsBuilder<DbContext>()
+        .UseInMemoryDatabase("VisaApiDB")
+            .ConfigureWarnings(b => b.Ignore(InMemoryEventId.TransactionIgnoredWarning))
+            .Options;
+
+        public static DbContext GetDbContext()
+        {
+            var result = new DbContext(opts);
+
+            result.Database.EnsureDeleted();
+            result.Database.EnsureCreated();
+
+            return result;
+        }
+    }
+}