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/*
* Copyright (C) 2021 The Android Open Source Project
*
* 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 "common/libs/utils/result.h"
#include <string>
#include <android-base/expected.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include "common/libs/utils/result_matchers.h"
namespace cuttlefish {
namespace {
using ::testing::HasSubstr;
using ::testing::StrEq;
} // namespace
TEST(ResultTest, ExpectBoolGoodNoMessage) {
const auto result = []() -> Result<std::string> {
CF_EXPECT(true);
return "okay";
}();
EXPECT_THAT(result, IsOkAndValue(StrEq("okay")));
}
TEST(ResultTest, ExpectBoolGoodWithMessage) {
const auto result = []() -> Result<std::string> {
CF_EXPECT(true, "Failed");
return "okay";
}();
EXPECT_THAT(result, IsOkAndValue(StrEq("okay")));
}
TEST(ResultTest, ExpectBoolBadNoMessage) {
const auto result = []() -> Result<std::string> {
CF_EXPECT(false);
return "okay";
}();
EXPECT_THAT(result, IsError());
}
TEST(ResultTest, ExpectBoolBadWithMessage) {
const auto result = []() -> Result<std::string> {
CF_EXPECT(false, "ExpectBoolBadWithMessage message");
return "okay";
}();
EXPECT_THAT(result,
IsErrorAndMessage(HasSubstr("ExpectBoolBadWithMessage message")));
}
TEST(ResultTest, ExpectWithResultGoodNoMessage) {
const auto result = []() -> Result<std::string> {
const auto inner_result = []() -> Result<std::string> {
CF_EXPECT(true);
return "inner okay";
};
CF_EXPECT(inner_result());
return "outer okay";
}();
EXPECT_THAT(result, IsOkAndValue(StrEq("outer okay")));
}
TEST(ResultTest, ExpectWithResultGoodWithMessage) {
const auto result = []() -> Result<std::string> {
const auto inner_result = []() -> Result<std::string> {
CF_EXPECT(true);
return "inner okay";
};
CF_EXPECT(inner_result(), "Failed inner result.");
return "outer okay";
}();
EXPECT_THAT(result, IsOkAndValue(StrEq("outer okay")));
}
TEST(ResultTest, ExpectWithResultBadNoMessage) {
const auto result = []() -> Result<std::string> {
const auto inner_result = []() -> Result<std::string> {
CF_EXPECT(false, "inner bad");
return "inner okay";
};
CF_EXPECT(inner_result());
return "okay";
}();
EXPECT_THAT(result, IsError());
}
TEST(ResultTest, ExpectWithResultBadWithMessage) {
const auto result = []() -> Result<std::string> {
const auto inner_result = []() -> Result<std::string> {
CF_EXPECT(false, "inner bad");
return "inner okay";
};
CF_EXPECT(inner_result(), "ExpectWithResultBadWithMessage message");
return "okay";
}();
EXPECT_THAT(result, IsErrorAndMessage(
HasSubstr("ExpectWithResultBadWithMessage message")));
}
TEST(ResultTest, ExpectEqGoodNoMessage) {
const auto result = []() -> Result<std::string> {
CF_EXPECT_EQ(1, 1);
return "okay";
}();
EXPECT_THAT(result, IsOkAndValue(StrEq("okay")));
}
TEST(ResultTest, ExpectEqGoodWithMessage) {
const auto result = []() -> Result<std::string> {
CF_EXPECT_EQ(1, 1, "Failed comparison");
return "okay";
}();
EXPECT_THAT(result, IsOkAndValue(StrEq("okay")));
}
TEST(ResultTest, ExpectEqBadNoMessage) {
const auto result = []() -> Result<std::string> {
CF_EXPECT_EQ(1, 2);
return "okay";
}();
EXPECT_THAT(result, IsError());
}
TEST(ResultTest, ExpectEqBadWithMessage) {
const auto result = []() -> Result<std::string> {
CF_EXPECT_EQ(1, 2, "ExpectEqBadWithMessage message");
return "okay";
}();
EXPECT_THAT(result,
IsErrorAndMessage(HasSubstr("ExpectEqBadWithMessage message")));
}
} // namespace cuttlefish
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