add Lithuania

Author: selfmadecode

src/World.Net.UnitTests/Countries/LithuaniaTest.cs

@@ -0,0 +1,55 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace World.Net.UnitTests.Countries
+{
+    public class LithuaniaTest : AssertCountryTestBase
+    {
+        public static CountryIdentifier Id => CountryIdentifier.Lithuania;
+        public string Name { get; } = "Lithuania";
+        public string OfficialName { get; } = "Republic of Lithuania";
+        public string NativeName { get; } = "Lietuvos Respublika";
+        public string Capital { get; } = "Vilnius";
+        public int NumericCode { get; } = 440;
+        public string ISO2Code { get; } = "LT";
+        public string ISO3Code { get; } = "LTU";
+        public string[] CallingCode { get; } = ["+370"];
+        private static readonly (string Name, string IsoCode, string Type)[] States =
+        [
+            new("Alytus County", "LT-AL", "County"),
+            new("Kaunas County", "LT-KU", "County"),
+            new("Klaipėda County", "LT-KL", "County"),
+            new("Marijampolė County", "LT-MR", "County"),
+            new("Panevėžys County", "LT-PN", "County"),
+            new("Šiauliai County", "LT-SA", "County"),
+            new("Tauragė County", "LT-TA", "County"),
+            new("Telšiai County", "LT-TE", "County"),
+            new("Utena County", "LT-UT", "County"),
+            new("Vilnius County", "LT-VL", "County")
+        ];
+
+
+        [Fact]
+        public void GetCountry_ReturnsCorrectInformation_ForLithuania()
+        {
+            var country = CountryProvider.GetCountry(Id);
+
+            AssertCorrectInformation(
+                country,
+                Id,
+                Name,
+                OfficialName,
+                NativeName,
+                Capital,
+                NumericCode,
+                ISO2Code,
+                ISO3Code,
+                CallingCode,
+                States
+            );
+        }
+    }
+}