Add 'third_party/abseil_cpp/' from commit '768eb2ca28'
git-subtree-dir: third_party/abseil_cpp git-subtree-mainline:ffb2ae54begit-subtree-split:768eb2ca28
This commit is contained in:
Vincent Ambo
commit
fc8dc48020
1276 changed files with 208196 additions and 0 deletions
458
third_party/abseil_cpp/absl/status/status_test.cc
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458
third_party/abseil_cpp/absl/status/status_test.cc
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// Copyright 2019 The Abseil Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "absl/status/status.h"
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include "absl/strings/str_cat.h"
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namespace {
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using ::testing::Eq;
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using ::testing::HasSubstr;
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using ::testing::Optional;
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using ::testing::UnorderedElementsAreArray;
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TEST(StatusCode, InsertionOperator) {
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const absl::StatusCode code = absl::StatusCode::kUnknown;
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std::ostringstream oss;
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oss << code;
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EXPECT_EQ(oss.str(), absl::StatusCodeToString(code));
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}
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// This structure holds the details for testing a single error code,
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// its creator, and its classifier.
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struct ErrorTest {
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absl::StatusCode code;
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using Creator = absl::Status (*)(absl::string_view);
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using Classifier = bool (*)(const absl::Status&);
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Creator creator;
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Classifier classifier;
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};
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constexpr ErrorTest kErrorTests[]{
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{absl::StatusCode::kCancelled, absl::CancelledError, absl::IsCancelled},
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{absl::StatusCode::kUnknown, absl::UnknownError, absl::IsUnknown},
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{absl::StatusCode::kInvalidArgument, absl::InvalidArgumentError,
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absl::IsInvalidArgument},
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{absl::StatusCode::kDeadlineExceeded, absl::DeadlineExceededError,
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absl::IsDeadlineExceeded},
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{absl::StatusCode::kNotFound, absl::NotFoundError, absl::IsNotFound},
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{absl::StatusCode::kAlreadyExists, absl::AlreadyExistsError,
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absl::IsAlreadyExists},
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{absl::StatusCode::kPermissionDenied, absl::PermissionDeniedError,
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absl::IsPermissionDenied},
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{absl::StatusCode::kResourceExhausted, absl::ResourceExhaustedError,
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absl::IsResourceExhausted},
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{absl::StatusCode::kFailedPrecondition, absl::FailedPreconditionError,
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absl::IsFailedPrecondition},
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{absl::StatusCode::kAborted, absl::AbortedError, absl::IsAborted},
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{absl::StatusCode::kOutOfRange, absl::OutOfRangeError, absl::IsOutOfRange},
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{absl::StatusCode::kUnimplemented, absl::UnimplementedError,
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absl::IsUnimplemented},
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{absl::StatusCode::kInternal, absl::InternalError, absl::IsInternal},
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{absl::StatusCode::kUnavailable, absl::UnavailableError,
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absl::IsUnavailable},
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{absl::StatusCode::kDataLoss, absl::DataLossError, absl::IsDataLoss},
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{absl::StatusCode::kUnauthenticated, absl::UnauthenticatedError,
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absl::IsUnauthenticated},
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};
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TEST(Status, CreateAndClassify) {
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for (const auto& test : kErrorTests) {
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SCOPED_TRACE(absl::StatusCodeToString(test.code));
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// Ensure that the creator does, in fact, create status objects with the
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// expected error code and message.
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std::string message =
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absl::StrCat("error code ", test.code, " test message");
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absl::Status status = test.creator(message);
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EXPECT_EQ(test.code, status.code());
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EXPECT_EQ(message, status.message());
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// Ensure that the classifier returns true for a status produced by the
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// creator.
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EXPECT_TRUE(test.classifier(status));
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// Ensure that the classifier returns false for status with a different
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// code.
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for (const auto& other : kErrorTests) {
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if (other.code != test.code) {
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EXPECT_FALSE(test.classifier(absl::Status(other.code, "")))
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<< " other.code = " << other.code;
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}
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}
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}
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}
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TEST(Status, DefaultConstructor) {
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absl::Status status;
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EXPECT_TRUE(status.ok());
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EXPECT_EQ(absl::StatusCode::kOk, status.code());
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EXPECT_EQ("", status.message());
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}
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TEST(Status, OkStatus) {
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absl::Status status = absl::OkStatus();
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EXPECT_TRUE(status.ok());
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EXPECT_EQ(absl::StatusCode::kOk, status.code());
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EXPECT_EQ("", status.message());
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}
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TEST(Status, ConstructorWithCodeMessage) {
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{
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absl::Status status(absl::StatusCode::kCancelled, "");
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EXPECT_FALSE(status.ok());
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EXPECT_EQ(absl::StatusCode::kCancelled, status.code());
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EXPECT_EQ("", status.message());
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}
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{
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absl::Status status(absl::StatusCode::kInternal, "message");
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EXPECT_FALSE(status.ok());
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EXPECT_EQ(absl::StatusCode::kInternal, status.code());
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EXPECT_EQ("message", status.message());
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}
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}
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TEST(Status, ConstructOutOfRangeCode) {
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const int kRawCode = 9999;
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absl::Status status(static_cast<absl::StatusCode>(kRawCode), "");
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EXPECT_EQ(absl::StatusCode::kUnknown, status.code());
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EXPECT_EQ(kRawCode, status.raw_code());
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}
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constexpr char kUrl1[] = "url.payload.1";
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constexpr char kUrl2[] = "url.payload.2";
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constexpr char kUrl3[] = "url.payload.3";
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constexpr char kUrl4[] = "url.payload.xx";
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constexpr char kPayload1[] = "aaaaa";
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constexpr char kPayload2[] = "bbbbb";
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constexpr char kPayload3[] = "ccccc";
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using PayloadsVec = std::vector<std::pair<std::string, absl::Cord>>;
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TEST(Status, TestGetSetPayload) {
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absl::Status ok_status = absl::OkStatus();
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ok_status.SetPayload(kUrl1, absl::Cord(kPayload1));
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ok_status.SetPayload(kUrl2, absl::Cord(kPayload2));
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EXPECT_FALSE(ok_status.GetPayload(kUrl1));
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EXPECT_FALSE(ok_status.GetPayload(kUrl2));
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absl::Status bad_status(absl::StatusCode::kInternal, "fail");
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bad_status.SetPayload(kUrl1, absl::Cord(kPayload1));
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bad_status.SetPayload(kUrl2, absl::Cord(kPayload2));
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EXPECT_THAT(bad_status.GetPayload(kUrl1), Optional(Eq(kPayload1)));
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EXPECT_THAT(bad_status.GetPayload(kUrl2), Optional(Eq(kPayload2)));
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EXPECT_FALSE(bad_status.GetPayload(kUrl3));
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bad_status.SetPayload(kUrl1, absl::Cord(kPayload3));
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EXPECT_THAT(bad_status.GetPayload(kUrl1), Optional(Eq(kPayload3)));
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// Testing dynamically generated type_url
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bad_status.SetPayload(absl::StrCat(kUrl1, ".1"), absl::Cord(kPayload1));
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EXPECT_THAT(bad_status.GetPayload(absl::StrCat(kUrl1, ".1")),
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Optional(Eq(kPayload1)));
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}
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TEST(Status, TestErasePayload) {
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absl::Status bad_status(absl::StatusCode::kInternal, "fail");
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bad_status.SetPayload(kUrl1, absl::Cord(kPayload1));
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bad_status.SetPayload(kUrl2, absl::Cord(kPayload2));
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bad_status.SetPayload(kUrl3, absl::Cord(kPayload3));
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EXPECT_FALSE(bad_status.ErasePayload(kUrl4));
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EXPECT_TRUE(bad_status.GetPayload(kUrl2));
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EXPECT_TRUE(bad_status.ErasePayload(kUrl2));
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EXPECT_FALSE(bad_status.GetPayload(kUrl2));
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EXPECT_FALSE(bad_status.ErasePayload(kUrl2));
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EXPECT_TRUE(bad_status.ErasePayload(kUrl1));
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EXPECT_TRUE(bad_status.ErasePayload(kUrl3));
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bad_status.SetPayload(kUrl1, absl::Cord(kPayload1));
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EXPECT_TRUE(bad_status.ErasePayload(kUrl1));
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}
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TEST(Status, TestComparePayloads) {
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absl::Status bad_status1(absl::StatusCode::kInternal, "fail");
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bad_status1.SetPayload(kUrl1, absl::Cord(kPayload1));
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bad_status1.SetPayload(kUrl2, absl::Cord(kPayload2));
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bad_status1.SetPayload(kUrl3, absl::Cord(kPayload3));
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absl::Status bad_status2(absl::StatusCode::kInternal, "fail");
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bad_status2.SetPayload(kUrl2, absl::Cord(kPayload2));
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bad_status2.SetPayload(kUrl3, absl::Cord(kPayload3));
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bad_status2.SetPayload(kUrl1, absl::Cord(kPayload1));
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EXPECT_EQ(bad_status1, bad_status2);
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}
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TEST(Status, TestComparePayloadsAfterErase) {
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absl::Status payload_status(absl::StatusCode::kInternal, "");
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payload_status.SetPayload(kUrl1, absl::Cord(kPayload1));
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payload_status.SetPayload(kUrl2, absl::Cord(kPayload2));
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absl::Status empty_status(absl::StatusCode::kInternal, "");
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// Different payloads, not equal
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EXPECT_NE(payload_status, empty_status);
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EXPECT_TRUE(payload_status.ErasePayload(kUrl1));
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// Still Different payloads, still not equal.
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EXPECT_NE(payload_status, empty_status);
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EXPECT_TRUE(payload_status.ErasePayload(kUrl2));
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// Both empty payloads, should be equal
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EXPECT_EQ(payload_status, empty_status);
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}
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PayloadsVec AllVisitedPayloads(const absl::Status& s) {
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PayloadsVec result;
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s.ForEachPayload([&](absl::string_view type_url, const absl::Cord& payload) {
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result.push_back(std::make_pair(std::string(type_url), payload));
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});
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return result;
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}
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TEST(Status, TestForEachPayload) {
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absl::Status bad_status(absl::StatusCode::kInternal, "fail");
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bad_status.SetPayload(kUrl1, absl::Cord(kPayload1));
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bad_status.SetPayload(kUrl2, absl::Cord(kPayload2));
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bad_status.SetPayload(kUrl3, absl::Cord(kPayload3));
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int count = 0;
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bad_status.ForEachPayload(
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[&count](absl::string_view, const absl::Cord&) { ++count; });
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EXPECT_EQ(count, 3);
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PayloadsVec expected_payloads = {{kUrl1, absl::Cord(kPayload1)},
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{kUrl2, absl::Cord(kPayload2)},
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{kUrl3, absl::Cord(kPayload3)}};
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// Test that we visit all the payloads in the status.
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PayloadsVec visited_payloads = AllVisitedPayloads(bad_status);
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EXPECT_THAT(visited_payloads, UnorderedElementsAreArray(expected_payloads));
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// Test that visitation order is not consistent between run.
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std::vector<absl::Status> scratch;
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while (true) {
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scratch.emplace_back(absl::StatusCode::kInternal, "fail");
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scratch.back().SetPayload(kUrl1, absl::Cord(kPayload1));
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scratch.back().SetPayload(kUrl2, absl::Cord(kPayload2));
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scratch.back().SetPayload(kUrl3, absl::Cord(kPayload3));
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if (AllVisitedPayloads(scratch.back()) != visited_payloads) {
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break;
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}
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}
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}
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TEST(Status, ToString) {
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absl::Status s(absl::StatusCode::kInternal, "fail");
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EXPECT_EQ("INTERNAL: fail", s.ToString());
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s.SetPayload("foo", absl::Cord("bar"));
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EXPECT_EQ("INTERNAL: fail [foo='bar']", s.ToString());
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s.SetPayload("bar", absl::Cord("\377"));
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EXPECT_THAT(s.ToString(),
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AllOf(HasSubstr("INTERNAL: fail"), HasSubstr("[foo='bar']"),
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HasSubstr("[bar='\\xff']")));
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}
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absl::Status EraseAndReturn(const absl::Status& base) {
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absl::Status copy = base;
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EXPECT_TRUE(copy.ErasePayload(kUrl1));
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return copy;
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}
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TEST(Status, CopyOnWriteForErasePayload) {
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{
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absl::Status base(absl::StatusCode::kInvalidArgument, "fail");
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base.SetPayload(kUrl1, absl::Cord(kPayload1));
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EXPECT_TRUE(base.GetPayload(kUrl1).has_value());
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absl::Status copy = EraseAndReturn(base);
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EXPECT_TRUE(base.GetPayload(kUrl1).has_value());
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EXPECT_FALSE(copy.GetPayload(kUrl1).has_value());
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}
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{
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absl::Status base(absl::StatusCode::kInvalidArgument, "fail");
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base.SetPayload(kUrl1, absl::Cord(kPayload1));
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absl::Status copy = base;
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EXPECT_TRUE(base.GetPayload(kUrl1).has_value());
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EXPECT_TRUE(copy.GetPayload(kUrl1).has_value());
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EXPECT_TRUE(base.ErasePayload(kUrl1));
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EXPECT_FALSE(base.GetPayload(kUrl1).has_value());
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EXPECT_TRUE(copy.GetPayload(kUrl1).has_value());
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}
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}
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TEST(Status, CopyConstructor) {
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{
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absl::Status status;
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absl::Status copy(status);
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EXPECT_EQ(copy, status);
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}
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{
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absl::Status status(absl::StatusCode::kInvalidArgument, "message");
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absl::Status copy(status);
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EXPECT_EQ(copy, status);
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}
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{
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absl::Status status(absl::StatusCode::kInvalidArgument, "message");
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status.SetPayload(kUrl1, absl::Cord(kPayload1));
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absl::Status copy(status);
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EXPECT_EQ(copy, status);
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}
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}
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TEST(Status, CopyAssignment) {
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absl::Status assignee;
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{
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absl::Status status;
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assignee = status;
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EXPECT_EQ(assignee, status);
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}
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{
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absl::Status status(absl::StatusCode::kInvalidArgument, "message");
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assignee = status;
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EXPECT_EQ(assignee, status);
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}
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{
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absl::Status status(absl::StatusCode::kInvalidArgument, "message");
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status.SetPayload(kUrl1, absl::Cord(kPayload1));
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assignee = status;
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EXPECT_EQ(assignee, status);
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}
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}
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TEST(Status, CopyAssignmentIsNotRef) {
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const absl::Status status_orig(absl::StatusCode::kInvalidArgument, "message");
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absl::Status status_copy = status_orig;
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EXPECT_EQ(status_orig, status_copy);
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status_copy.SetPayload(kUrl1, absl::Cord(kPayload1));
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EXPECT_NE(status_orig, status_copy);
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}
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TEST(Status, MoveConstructor) {
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{
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absl::Status status;
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absl::Status copy(absl::Status{});
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EXPECT_EQ(copy, status);
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}
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{
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absl::Status status(absl::StatusCode::kInvalidArgument, "message");
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absl::Status copy(
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absl::Status(absl::StatusCode::kInvalidArgument, "message"));
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EXPECT_EQ(copy, status);
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}
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{
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absl::Status status(absl::StatusCode::kInvalidArgument, "message");
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status.SetPayload(kUrl1, absl::Cord(kPayload1));
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absl::Status copy1(status);
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absl::Status copy2(std::move(status));
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EXPECT_EQ(copy1, copy2);
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}
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}
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TEST(Status, MoveAssignment) {
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absl::Status assignee;
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{
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absl::Status status;
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assignee = absl::Status();
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EXPECT_EQ(assignee, status);
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}
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{
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absl::Status status(absl::StatusCode::kInvalidArgument, "message");
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assignee = absl::Status(absl::StatusCode::kInvalidArgument, "message");
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EXPECT_EQ(assignee, status);
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}
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{
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absl::Status status(absl::StatusCode::kInvalidArgument, "message");
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status.SetPayload(kUrl1, absl::Cord(kPayload1));
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absl::Status copy(status);
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assignee = std::move(status);
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EXPECT_EQ(assignee, copy);
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}
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}
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TEST(Status, Update) {
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absl::Status s;
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s.Update(absl::OkStatus());
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EXPECT_TRUE(s.ok());
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const absl::Status a(absl::StatusCode::kCancelled, "message");
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s.Update(a);
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EXPECT_EQ(s, a);
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const absl::Status b(absl::StatusCode::kInternal, "other message");
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s.Update(b);
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EXPECT_EQ(s, a);
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s.Update(absl::OkStatus());
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EXPECT_EQ(s, a);
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EXPECT_FALSE(s.ok());
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}
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TEST(Status, Equality) {
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absl::Status ok;
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absl::Status no_payload = absl::CancelledError("no payload");
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absl::Status one_payload = absl::InvalidArgumentError("one payload");
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one_payload.SetPayload(kUrl1, absl::Cord(kPayload1));
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absl::Status two_payloads = one_payload;
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two_payloads.SetPayload(kUrl2, absl::Cord(kPayload2));
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const std::array<absl::Status, 4> status_arr = {ok, no_payload, one_payload,
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two_payloads};
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||||
for (int i = 0; i < status_arr.size(); i++) {
|
||||
for (int j = 0; j < status_arr.size(); j++) {
|
||||
if (i == j) {
|
||||
EXPECT_TRUE(status_arr[i] == status_arr[j]);
|
||||
EXPECT_FALSE(status_arr[i] != status_arr[j]);
|
||||
} else {
|
||||
EXPECT_TRUE(status_arr[i] != status_arr[j]);
|
||||
EXPECT_FALSE(status_arr[i] == status_arr[j]);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
TEST(Status, Swap) {
|
||||
auto test_swap = [](const absl::Status& s1, const absl::Status& s2) {
|
||||
absl::Status copy1 = s1, copy2 = s2;
|
||||
swap(copy1, copy2);
|
||||
EXPECT_EQ(copy1, s2);
|
||||
EXPECT_EQ(copy2, s1);
|
||||
};
|
||||
const absl::Status ok;
|
||||
const absl::Status no_payload(absl::StatusCode::kAlreadyExists, "no payload");
|
||||
absl::Status with_payload(absl::StatusCode::kInternal, "with payload");
|
||||
with_payload.SetPayload(kUrl1, absl::Cord(kPayload1));
|
||||
test_swap(ok, no_payload);
|
||||
test_swap(no_payload, ok);
|
||||
test_swap(ok, with_payload);
|
||||
test_swap(with_payload, ok);
|
||||
test_swap(no_payload, with_payload);
|
||||
test_swap(with_payload, no_payload);
|
||||
}
|
||||
|
||||
} // namespace
|
||||
Loading…
Add table
Add a link
Reference in a new issue