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nearby: snapshot of cl/304428753

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Signed-off-by: Alexey Polyudov <apolyudov@google.com>
Change-Id: I0023ac6e40456fc4a8169c3173bcbff3b5ccc476
This commit is contained in:
Alexey Polyudov
2020-04-04 12:54:05 -07:00
parent 204f76077d
commit d455926d89
87 changed files with 2869 additions and 631 deletions
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cpp/platform/exception_test.cc
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#include "platform/exception.h"
#include <vector>
#include "gmock/gmock.h"
#include "gtest/gtest.h"
namespace location::nearby {
TEST(ExceptionOr, Result_Copy_NonConst) {
ExceptionOr<std::vector<int>> exception_or_vector({1, 2, 3});
EXPECT_FALSE(exception_or_vector.result().empty());
// Expect a copy when not explicitly moving the result.
std::vector<int> copy = exception_or_vector.result();
EXPECT_FALSE(copy.empty());
EXPECT_FALSE(exception_or_vector.result().empty());
// Modifying |exception_or_vector| should not affect the copy.
exception_or_vector.result().clear();
EXPECT_FALSE(copy.empty());
}
TEST(ExceptionOr, Result_Copy_Const) {
const ExceptionOr<std::vector<int>> exception_or_vector({1, 2, 3});
EXPECT_FALSE(exception_or_vector.result().empty());
// Expect a copy when not explicitly moving the result.
std::vector<int> copy = exception_or_vector.result();
EXPECT_FALSE(copy.empty());
EXPECT_FALSE(exception_or_vector.result().empty());
}
TEST(ExceptionOr, Result_Reference_NonConst) {
ExceptionOr<std::vector<int>> exception_or_vector({1, 2, 3});
EXPECT_FALSE(exception_or_vector.result().empty());
// Getting a reference should not modify the source.
std::vector<int>& reference = exception_or_vector.result();
EXPECT_FALSE(reference.empty());
EXPECT_FALSE(exception_or_vector.result().empty());
// Modifying |exception_or_vector| should reflect in the reference.
exception_or_vector.result().clear();
EXPECT_TRUE(reference.empty());
}
TEST(ExceptionOr, Result_Reference_Const) {
const ExceptionOr<std::vector<int>> exception_or_vector({1, 2, 3});
EXPECT_FALSE(exception_or_vector.result().empty());
// Getting a reference should not modify the source.
const std::vector<int>& reference = exception_or_vector.result();
EXPECT_FALSE(reference.empty());
EXPECT_FALSE(exception_or_vector.result().empty());
}
TEST(ExceptionOr, Result_Move_NonConst) {
ExceptionOr<std::vector<int>> exception_or_vector({1, 2, 3});
ASSERT_FALSE(exception_or_vector.result().empty());
// Moving the result should clear the source.
std::vector<int> moved = std::move(exception_or_vector).result();
ASSERT_FALSE(moved.empty());
}
TEST(ExceptionOr, Result_Move_Const) {
const ExceptionOr<std::vector<int>> exception_or_vector({1, 2, 3});
ASSERT_FALSE(exception_or_vector.result().empty());
// Moving const rvalue reference will result in a copy.
std::vector<int> moved = std::move(exception_or_vector).result();
ASSERT_FALSE(moved.empty());
}
} // namespace location::nearby