tree: test for #8

regression test for #8
diff --git a/tree_test.go b/tree_test.go
index 62a1d2c..cf4d170 100644
--- a/tree_test.go
+++ b/tree_test.go
@@ -374,6 +374,7 @@
 		"/doc/go1.html",
 		"/no/a",
 		"/no/b",
+		"/api/hello/:name",
 	}
 	for _, route := range routes {
 		recv := catchPanic(func() {
@@ -414,6 +415,7 @@
 		"/no/",
 		"/_",
 		"/_/",
+		"/api/world/abc",
 	}
 	for _, route := range noTsrRoutes {
 		handler, _, tsr := tree.getValue(route)