Add some tests

LightBulb.Tests/Converters/TimeSpanToHumanizedDurationStringConverterTests.cs

@@ -47,6 +47,12 @@ private static IEnumerable<TestCaseData> GetTestCases_Convert()
                 null
             );
 
+            yield return new TestCaseData(
+                TimeSpan.FromHours(2) + TimeSpan.FromMinutes(10) + TimeSpan.FromSeconds(15),
+                "2 hours 10 minutes",
+                null
+            );
+
             yield return new TestCaseData(
                 TimeSpan.FromSeconds(10),
                 "10 seconds",

LightBulb.Tests/Services/LocationServiceTests.cs

@@ -23,6 +23,9 @@ public async Task GetLocationAsync_Test()
 
         [Test]
         [TestCase("Kyiv, Ukraine")]
+        [TestCase("Dresden")]
+        [TestCase("UK")]
+        [TestCase("King's Cross, Platform 9 3/4")]
         [TestCase("Statue of Liberty")]
         public async Task GetLocationAsync_Query_Test(string query)
         {