mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
8bd3edec88
Reviewed By: aaronabramov Differential Revision: D33367752 fbshipit-source-id: 4ce94d184485e5ee0a62cf67ad2d3ba16e285c8f
47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
/*
|
|
* Copyright (c) Meta Platforms, Inc. and affiliates.
|
|
*
|
|
* This source code is licensed under the MIT license found in the
|
|
* LICENSE file in the root directory of this source tree.
|
|
*/
|
|
|
|
#include <exception>
|
|
|
|
#include <gtest/gtest.h>
|
|
#include <react/renderer/core/Sealable.h>
|
|
|
|
using namespace facebook::react;
|
|
|
|
TEST(SealableTest, sealObjectCorrectly) {
|
|
Sealable obj;
|
|
EXPECT_FALSE(obj.getSealed());
|
|
|
|
obj.seal();
|
|
EXPECT_TRUE(obj.getSealed());
|
|
}
|
|
|
|
TEST(SealableTest, handleAssignmentsCorrectly) {
|
|
Sealable obj;
|
|
Sealable other;
|
|
|
|
// Should work fine.
|
|
obj = other;
|
|
|
|
// Assignment after getting sealed is not allowed.
|
|
obj.seal();
|
|
Sealable other2;
|
|
|
|
EXPECT_DEATH_IF_SUPPORTED(
|
|
{ obj = other2; }, "Attempt to mutate a sealed object.");
|
|
|
|
// It doesn't matter if the other object is also sealed, it's still not
|
|
// allowed.
|
|
other2.seal();
|
|
EXPECT_DEATH_IF_SUPPORTED(
|
|
{ obj = other2; }, "Attempt to mutate a sealed object.");
|
|
|
|
// Fresh creation off other Sealable is still unsealed.
|
|
Sealable other3(obj);
|
|
EXPECT_FALSE(other3.getSealed());
|
|
}
|