Initial (incomplete) implementation of f:f::core::Query (#1471)

3 files changed, 59 insertions, 1 deletions

diff --git a/Firestore/core/test/firebase/firestore/core/CMakeLists.txt b/Firestore/core/test/firebase/firestore/core/CMakeLists.txt
index 5b4c55a..7b14aa1 100644
--- a/Firestore/core/test/firebase/firestore/core/CMakeLists.txt
+++ b/Firestore/core/test/firebase/firestore/core/CMakeLists.txt
@@ -17,6 +17,7 @@ cc_test(
   SOURCES
     database_info_test.cc
     target_id_generator_test.cc
+    query_test.cc
   DEPENDS
     firebase_firestore_core
 )
diff --git a/Firestore/core/test/firebase/firestore/core/query_test.cc b/Firestore/core/test/firebase/firestore/core/query_test.cc
new file mode 100644
index 0000000..3ac22a9
--- /dev/null
+++ b/Firestore/core/test/firebase/firestore/core/query_test.cc
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2018 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "Firestore/core/src/firebase/firestore/core/query.h"
+
+#include "Firestore/core/src/firebase/firestore/model/document.h"
+#include "Firestore/core/src/firebase/firestore/model/resource_path.h"
+#include "Firestore/core/test/firebase/firestore/testutil/testutil.h"
+#include "gtest/gtest.h"
+
+namespace firebase {
+namespace firestore {
+namespace core {
+
+using model::Document;
+using testutil::Doc;
+
+TEST(QueryTest, MatchesBasedOnDocumentKey) {
+  Document doc1 = Doc("rooms/eros/messages/1");
+  Document doc2 = Doc("rooms/eros/messages/2");
+  Document doc3 = Doc("rooms/other/messages/1");
+
+  Query query = Query::AtPath({"rooms", "eros", "messages", "1"});
+  EXPECT_TRUE(query.Matches(doc1));
+  EXPECT_FALSE(query.Matches(doc2));
+  EXPECT_FALSE(query.Matches(doc3));
+}
+
+TEST(QueryTest, MatchesShallowAncestorQuery) {
+  Document doc1 = Doc("rooms/eros/messages/1");
+  Document doc1_meta = Doc("rooms/eros/messages/1/meta/1");
+  Document doc2 = Doc("rooms/eros/messages/2");
+  Document doc3 = Doc("rooms/other/messages/1");
+
+  Query query = Query::AtPath({"rooms", "eros", "messages"});
+  EXPECT_TRUE(query.Matches(doc1));
+  EXPECT_FALSE(query.Matches(doc1_meta));
+  EXPECT_TRUE(query.Matches(doc2));
+  EXPECT_FALSE(query.Matches(doc3));
+}
+
+}  // namespace core
+}  // namespace firestore
+}  // namespace firebase
diff --git a/Firestore/core/test/firebase/firestore/testutil/testutil.h b/Firestore/core/test/firebase/firestore/testutil/testutil.h
index 9a875f4..c470250 100644
--- a/Firestore/core/test/firebase/firestore/testutil/testutil.h
+++ b/Firestore/core/test/firebase/firestore/testutil/testutil.h
@@ -59,7 +59,7 @@ inline model::SnapshotVersion Version(int64_t version) {
   return model::SnapshotVersion{Timestamp::FromTimePoint(timepoint)};
 }
 
-inline model::Document Doc(absl::string_view key, int64_t version) {
+inline model::Document Doc(absl::string_view key, int64_t version = 0) {
   return model::Document{model::FieldValue::ObjectValueFromMap({}), Key(key),
                          Version(version),
                          /* has_local_mutations= */ false};