From f86c2ebb3c6f878d65ef32217adc956057ac9649 Mon Sep 17 00:00:00 2001
From: Gil <mcg@google.com>
Date: Wed, 2 May 2018 13:32:00 -0700
Subject: Add Immutable SortedSet in C++ (#1206)

* Add SortedSet

* Add document_key_set.h

* Add equality to SortedSet
---
 Firestore/core/test/firebase/firestore/immutable/sorted_map_test.cc | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'Firestore/core/test/firebase/firestore/immutable/sorted_map_test.cc')

diff --git a/Firestore/core/test/firebase/firestore/immutable/sorted_map_test.cc b/Firestore/core/test/firebase/firestore/immutable/sorted_map_test.cc
index bcacb50..75353d9 100644
--- a/Firestore/core/test/firebase/firestore/immutable/sorted_map_test.cc
+++ b/Firestore/core/test/firebase/firestore/immutable/sorted_map_test.cc
@@ -18,6 +18,7 @@
 
 #include <numeric>
 #include <random>
+#include <type_traits>
 #include <unordered_set>
 #include <utility>
 
@@ -297,6 +298,9 @@ TYPED_TEST(SortedMapTest, MinMax) {
 }
 
 TYPED_TEST(SortedMapTest, IteratorsAreDefaultConstructible) {
+  ASSERT_TRUE(
+      std::is_default_constructible<typename TypeParam::const_iterator>::value);
+
   // If this compiles the test has succeeded
   typename TypeParam::const_iterator iter;
   (void)iter;
-- 
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