Add simple unit test

scm-webapp/src/test/java/sonia/scm/api/v2/resources/UriInfoStoreTest.java

@@ -0,0 +1,30 @@
+package sonia.scm.api.v2.resources;
+
+import org.junit.Test;
+
+import javax.ws.rs.core.UriInfo;
+
+import static org.junit.Assert.assertSame;
+import static org.mockito.Mockito.mock;
+
+public class UriInfoStoreTest {
+
+  @Test
+  public void shouldReturnSetInfo() {
+    UriInfo uriInfo = mock(UriInfo.class);
+    UriInfoStore uriInfoStore = new UriInfoStore();
+
+    uriInfoStore.set(uriInfo);
+
+    assertSame(uriInfo, uriInfoStore.get());
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void shouldFailIfSetTwice() {
+    UriInfo uriInfo = mock(UriInfo.class);
+    UriInfoStore uriInfoStore = new UriInfoStore();
+
+    uriInfoStore.set(uriInfo);
+    uriInfoStore.set(uriInfo);
+  }
+}