| // Copyright 2020 The Pigweed Authors |
| // |
| // 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 |
| // |
| // https://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 "pw_status/status_with_size.h" |
| |
| #include "gtest/gtest.h" |
| |
| namespace pw { |
| namespace { |
| |
| static_assert(StatusWithSize::max_size() == |
| (static_cast<size_t>(1) << (sizeof(size_t) * 8 - 5)) - 1, |
| "max_size() should use all but the top 5 bits of a size_t."); |
| |
| TEST(StatusWithSize, Default) { |
| StatusWithSize result; |
| EXPECT_TRUE(result.ok()); |
| EXPECT_EQ(Status::Ok(), result.status()); |
| EXPECT_EQ(0u, result.size()); |
| } |
| |
| TEST(StatusWithSize, ConstructWithSize) { |
| StatusWithSize result = StatusWithSize(456); |
| EXPECT_TRUE(result.ok()); |
| EXPECT_EQ(Status::Ok(), result.status()); |
| EXPECT_EQ(456u, result.size()); |
| } |
| |
| TEST(StatusWithSize, ConstructWithError) { |
| StatusWithSize result(Status::ResourceExhausted(), 123); |
| EXPECT_FALSE(result.ok()); |
| EXPECT_EQ(Status::ResourceExhausted(), result.status()); |
| EXPECT_EQ(123u, result.size()); |
| } |
| |
| TEST(StatusWithSize, ConstructWithOkAndSize) { |
| StatusWithSize result(Status::Ok(), 99); |
| EXPECT_TRUE(result.ok()); |
| EXPECT_EQ(Status::Ok(), result.status()); |
| EXPECT_EQ(99u, result.size()); |
| } |
| |
| TEST(StatusWithSize, ConstructFromConstant) { |
| StatusWithSize result(StatusWithSize::AlreadyExists()); |
| |
| EXPECT_EQ(Status::AlreadyExists(), result.status()); |
| EXPECT_EQ(0u, result.size()); |
| |
| result = StatusWithSize::NotFound(); |
| |
| EXPECT_EQ(Status::NotFound(), result.status()); |
| EXPECT_EQ(0u, result.size()); |
| } |
| |
| TEST(StatusWithSize, AllStatusValues_ZeroSize) { |
| for (int i = 0; i < 32; ++i) { |
| StatusWithSize result(static_cast<Status::Code>(i), 0); |
| EXPECT_EQ(result.ok(), i == 0); |
| EXPECT_EQ(i, static_cast<int>(result.status())); |
| EXPECT_EQ(0u, result.size()); |
| } |
| } |
| |
| TEST(StatusWithSize, AllStatusValues_SameSize) { |
| for (int i = 0; i < 32; ++i) { |
| StatusWithSize result(static_cast<Status::Code>(i), i); |
| EXPECT_EQ(result.ok(), i == 0); |
| EXPECT_EQ(i, static_cast<int>(result.status())); |
| EXPECT_EQ(static_cast<size_t>(i), result.size()); |
| } |
| } |
| |
| TEST(StatusWithSize, AllStatusValues_MaxSize) { |
| for (int i = 0; i < 32; ++i) { |
| StatusWithSize result(static_cast<Status::Code>(i), |
| StatusWithSize::max_size()); |
| EXPECT_EQ(result.ok(), i == 0); |
| EXPECT_EQ(i, static_cast<int>(result.status())); |
| EXPECT_EQ(result.max_size(), result.size()); |
| } |
| } |
| |
| TEST(StatusWithSize, Assignment) { |
| StatusWithSize result = StatusWithSize(Status::Internal(), 0x123); |
| EXPECT_FALSE(result.ok()); |
| EXPECT_EQ(Status::Internal(), result.status()); |
| EXPECT_EQ(0x123u, result.size()); |
| |
| result = StatusWithSize(300); |
| EXPECT_TRUE(result.ok()); |
| EXPECT_EQ(Status::Ok(), result.status()); |
| EXPECT_EQ(300u, result.size()); |
| } |
| |
| TEST(StatusWithSize, Constexpr) { |
| constexpr StatusWithSize result(Status::Cancelled(), 1234); |
| static_assert(Status::Cancelled() == result.status()); |
| static_assert(!result.ok()); |
| static_assert(1234u == result.size()); |
| } |
| |
| TEST(Status, Functions_Status) { |
| // clang-format off |
| static_assert(StatusWithSize::Ok(0).status() == Status::Ok()); |
| static_assert(StatusWithSize::Cancelled().status() == Status::Cancelled()); |
| static_assert(StatusWithSize::Unknown().status() == Status::Unknown()); |
| static_assert(StatusWithSize::InvalidArgument().status() == Status::InvalidArgument()); |
| static_assert(StatusWithSize::DeadlineExceeded().status() == Status::DeadlineExceeded()); |
| static_assert(StatusWithSize::NotFound().status() == Status::NotFound()); |
| static_assert(StatusWithSize::AlreadyExists().status() == Status::AlreadyExists()); |
| static_assert(StatusWithSize::PermissionDenied().status() == Status::PermissionDenied()); |
| static_assert(StatusWithSize::Unauthenticated().status() == Status::Unauthenticated()); |
| static_assert(StatusWithSize::ResourceExhausted().status() == Status::ResourceExhausted()); |
| static_assert(StatusWithSize::FailedPrecondition().status() == Status::FailedPrecondition()); |
| static_assert(StatusWithSize::Aborted().status() == Status::Aborted()); |
| static_assert(StatusWithSize::OutOfRange().status() == Status::OutOfRange()); |
| static_assert(StatusWithSize::Unimplemented().status() == Status::Unimplemented()); |
| static_assert(StatusWithSize::Internal().status() == Status::Internal()); |
| static_assert(StatusWithSize::Unavailable().status() == Status::Unavailable()); |
| static_assert(StatusWithSize::DataLoss().status() == Status::DataLoss()); |
| |
| static_assert(StatusWithSize::Ok(123).status() == Status::Ok()); |
| static_assert(StatusWithSize::Cancelled(123).status() == Status::Cancelled()); |
| static_assert(StatusWithSize::Unknown(123).status() == Status::Unknown()); |
| static_assert(StatusWithSize::InvalidArgument(123).status() == Status::InvalidArgument()); |
| static_assert(StatusWithSize::DeadlineExceeded(123).status() == Status::DeadlineExceeded()); |
| static_assert(StatusWithSize::NotFound(123).status() == Status::NotFound()); |
| static_assert(StatusWithSize::AlreadyExists(123).status() == Status::AlreadyExists()); |
| static_assert(StatusWithSize::PermissionDenied(123).status() == Status::PermissionDenied()); |
| static_assert(StatusWithSize::Unauthenticated(123).status() == Status::Unauthenticated()); |
| static_assert(StatusWithSize::ResourceExhausted(123).status() == Status::ResourceExhausted()); |
| static_assert(StatusWithSize::FailedPrecondition(123).status() == Status::FailedPrecondition()); |
| static_assert(StatusWithSize::Aborted(123).status() == Status::Aborted()); |
| static_assert(StatusWithSize::OutOfRange(123).status() == Status::OutOfRange()); |
| static_assert(StatusWithSize::Unimplemented(123).status() == Status::Unimplemented()); |
| static_assert(StatusWithSize::Internal(123).status() == Status::Internal()); |
| static_assert(StatusWithSize::Unavailable(123).status() == Status::Unavailable()); |
| static_assert(StatusWithSize::DataLoss(123).status() == Status::DataLoss()); |
| // clang-format on |
| } |
| |
| TEST(Status, Functions_DefaultSize) { |
| static_assert(StatusWithSize::Cancelled().size() == 0u); |
| static_assert(StatusWithSize::Unknown().size() == 0u); |
| static_assert(StatusWithSize::InvalidArgument().size() == 0u); |
| static_assert(StatusWithSize::DeadlineExceeded().size() == 0u); |
| static_assert(StatusWithSize::NotFound().size() == 0u); |
| static_assert(StatusWithSize::AlreadyExists().size() == 0u); |
| static_assert(StatusWithSize::PermissionDenied().size() == 0u); |
| static_assert(StatusWithSize::Unauthenticated().size() == 0u); |
| static_assert(StatusWithSize::ResourceExhausted().size() == 0u); |
| static_assert(StatusWithSize::FailedPrecondition().size() == 0u); |
| static_assert(StatusWithSize::Aborted().size() == 0u); |
| static_assert(StatusWithSize::OutOfRange().size() == 0u); |
| static_assert(StatusWithSize::Unimplemented().size() == 0u); |
| static_assert(StatusWithSize::Internal().size() == 0u); |
| static_assert(StatusWithSize::Unavailable().size() == 0u); |
| static_assert(StatusWithSize::DataLoss().size() == 0u); |
| } |
| |
| TEST(Status, Functions_SpecifiedSize) { |
| static_assert(StatusWithSize::Ok(123).size() == 123u); |
| static_assert(StatusWithSize::Cancelled(123).size() == 123u); |
| static_assert(StatusWithSize::Unknown(123).size() == 123u); |
| static_assert(StatusWithSize::InvalidArgument(123).size() == 123u); |
| static_assert(StatusWithSize::DeadlineExceeded(123).size() == 123u); |
| static_assert(StatusWithSize::NotFound(123).size() == 123u); |
| static_assert(StatusWithSize::AlreadyExists(123).size() == 123u); |
| static_assert(StatusWithSize::PermissionDenied(123).size() == 123u); |
| static_assert(StatusWithSize::Unauthenticated(123).size() == 123u); |
| static_assert(StatusWithSize::ResourceExhausted(123).size() == 123u); |
| static_assert(StatusWithSize::FailedPrecondition(123).size() == 123u); |
| static_assert(StatusWithSize::Aborted(123).size() == 123u); |
| static_assert(StatusWithSize::OutOfRange(123).size() == 123u); |
| static_assert(StatusWithSize::Unimplemented(123).size() == 123u); |
| static_assert(StatusWithSize::Internal(123).size() == 123u); |
| static_assert(StatusWithSize::Unavailable(123).size() == 123u); |
| static_assert(StatusWithSize::DataLoss(123).size() == 123u); |
| } |
| |
| } // namespace |
| } // namespace pw |