From 2ceea9b66eb8ea516702e1ef409e801fec068682 Mon Sep 17 00:00:00 2001
From: zxu <zxu@google.com>
Date: Thu, 12 Apr 2018 21:32:19 -0400
Subject: Port `Precondition` to C++ (#1040)

* port FieldMask to C++

* address changes

* address changes

* fix test

* address change

* Port transform operations (FSTTransformOperation, FSTServerTimestampTransform) to C++

* address changes

* address changes

* address changes

* implement `FieldTransform` in C++

* port `FieldTransform`

* make `fieldTransforms` shared inside `context`

* Implement Precondition in C++ w/o test yet

* add unit test for `Precondition`

* port `Precondition`

* address changes

* address changes

* fix bugs for integration test

* address changes

* fix lint

* address changes

* address changes
---
 .../test/firebase/firestore/model/CMakeLists.txt   |  1 +
 .../firebase/firestore/model/precondition_test.cc  | 77 ++++++++++++++++++++++
 2 files changed, 78 insertions(+)
 create mode 100644 Firestore/core/test/firebase/firestore/model/precondition_test.cc

(limited to 'Firestore/core/test/firebase/firestore/model')

diff --git a/Firestore/core/test/firebase/firestore/model/CMakeLists.txt b/Firestore/core/test/firebase/firestore/model/CMakeLists.txt
index 3bac89d..9c94677 100644
--- a/Firestore/core/test/firebase/firestore/model/CMakeLists.txt
+++ b/Firestore/core/test/firebase/firestore/model/CMakeLists.txt
@@ -24,6 +24,7 @@ cc_test(
     field_value_test.cc
     maybe_document_test.cc
     no_document_test.cc
+    precondition_test.cc
     resource_path_test.cc
     snapshot_version_test.cc
     transform_operations_test.cc
diff --git a/Firestore/core/test/firebase/firestore/model/precondition_test.cc b/Firestore/core/test/firebase/firestore/model/precondition_test.cc
new file mode 100644
index 0000000..3ddb2ba
--- /dev/null
+++ b/Firestore/core/test/firebase/firestore/model/precondition_test.cc
@@ -0,0 +1,77 @@
+/*
+ * 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/model/precondition.h"
+
+#include "Firestore/core/src/firebase/firestore/model/document.h"
+#include "Firestore/core/src/firebase/firestore/model/no_document.h"
+#include "Firestore/core/src/firebase/firestore/model/snapshot_version.h"
+#include "Firestore/core/test/firebase/firestore/testutil/testutil.h"
+
+#include "gtest/gtest.h"
+
+namespace firebase {
+namespace firestore {
+namespace model {
+
+TEST(Precondition, None) {
+  const Precondition none = Precondition::None();
+  EXPECT_EQ(Precondition::Type::None, none.type());
+  EXPECT_TRUE(none.IsNone());
+  EXPECT_EQ(SnapshotVersion::None(), none.update_time());
+
+  const NoDocument deleted_doc = testutil::DeletedDoc("foo/doc", 1234567);
+  const Document doc = testutil::Doc("bar/doc", 7654321);
+  EXPECT_TRUE(none.IsValidFor(deleted_doc));
+  EXPECT_TRUE(none.IsValidFor(doc));
+}
+
+TEST(Precondition, Exists) {
+  const Precondition exists = Precondition::Exists(true);
+  const Precondition no_exists = Precondition::Exists(false);
+  EXPECT_EQ(Precondition::Type::Exists, exists.type());
+  EXPECT_EQ(Precondition::Type::Exists, no_exists.type());
+  EXPECT_FALSE(exists.IsNone());
+  EXPECT_FALSE(no_exists.IsNone());
+  EXPECT_EQ(SnapshotVersion::None(), exists.update_time());
+  EXPECT_EQ(SnapshotVersion::None(), no_exists.update_time());
+
+  const NoDocument deleted_doc = testutil::DeletedDoc("foo/doc", 1234567);
+  const Document doc = testutil::Doc("bar/doc", 7654321);
+  EXPECT_FALSE(exists.IsValidFor(deleted_doc));
+  EXPECT_TRUE(exists.IsValidFor(doc));
+  EXPECT_TRUE(no_exists.IsValidFor(deleted_doc));
+  EXPECT_FALSE(no_exists.IsValidFor(doc));
+}
+
+TEST(Precondition, UpdateTime) {
+  const Precondition update_time =
+      Precondition::UpdateTime(testutil::Version(1234567));
+  EXPECT_EQ(Precondition::Type::UpdateTime, update_time.type());
+  EXPECT_FALSE(update_time.IsNone());
+  EXPECT_EQ(testutil::Version(1234567), update_time.update_time());
+
+  const NoDocument deleted_doc = testutil::DeletedDoc("foo/doc", 1234567);
+  const Document not_match = testutil::Doc("bar/doc", 7654321);
+  const Document match = testutil::Doc("baz/doc", 1234567);
+  EXPECT_FALSE(update_time.IsValidFor(deleted_doc));
+  EXPECT_FALSE(update_time.IsValidFor(not_match));
+  EXPECT_TRUE(update_time.IsValidFor(match));
+}
+
+}  // namespace model
+}  // namespace firestore
+}  // namespace firebase
-- 
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