Add test

src/test/java/works/weave/socks/cart/controllers/UnitHealthCheckController.java

+package works.weave.socks.cart.controllers;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import static org.hamcrest.CoreMatchers.equalTo;
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.collection.IsCollectionWithSize.hasSize;
+import static org.hamcrest.collection.IsEmptyCollection.empty;
+import static org.hamcrest.collection.IsIterableContainingInAnyOrder.containsInAnyOrder;
+import static org.junit.Assert.assertThat;
+
+import works.weave.socks.cart.entities.HealthCheck;
+
+import java.util.ArrayList;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration
+public class UnitHealthCheckController {
+
+    @Autowired
+    private HealthCheckController healthCheckController;
+
+    @Test
+    public void shouldGetHealth() {
+       Map<String, List<HealthCheck>> results = healthCheckController.getHealth();
+       assertThat(results.get("health").size(), is(equalTo(2)));
+    }
+}