| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "platform/base/error.h" |
| |
| #include "gtest/gtest.h" |
| |
| namespace { |
| |
| class Dummy { |
| public: |
| Dummy() = default; |
| explicit Dummy(const std::string& x) : message(x) {} |
| ~Dummy() = default; |
| |
| std::string message; |
| }; |
| |
| } // namespace |
| |
| namespace openscreen { |
| |
| TEST(ErrorTest, TestDefaultError) { |
| const Error error; |
| EXPECT_EQ(error, Error::None()); |
| EXPECT_EQ(error.message(), ""); |
| } |
| |
| TEST(ErrorTest, TestNonDefaultError) { |
| const Error error(Error::Code::kCborParsing, "Parse error"); |
| EXPECT_EQ(error.code(), Error::Code::kCborParsing); |
| EXPECT_EQ(error.message(), "Parse error"); |
| |
| const Error error2(error); |
| EXPECT_EQ(error2.code(), Error::Code::kCborParsing); |
| EXPECT_EQ(error2.message(), "Parse error"); |
| |
| const Error error3 = error2; |
| EXPECT_EQ(error, error2); |
| EXPECT_EQ(error, error3); |
| EXPECT_EQ(error2, error3); |
| |
| const Error default_error; |
| EXPECT_FALSE(error == default_error); |
| EXPECT_FALSE(error2 == default_error); |
| EXPECT_FALSE(error3 == default_error); |
| |
| const Error error4(std::move(error2)); |
| const Error error5 = std::move(error3); |
| EXPECT_EQ(error, error4); |
| EXPECT_EQ(error, error5); |
| } |
| |
| TEST(ErrorOrTest, ErrorToString) { |
| const Error error_none(Error::Code::kNone); |
| const Error error_none_with_msg(Error::Code::kNone, "Nothing to see here"); |
| const Error error_transient(Error::Code::kAgain); |
| const Error error_transient_with_msg(Error::Code::kAgain, |
| "Try again later maybe?"); |
| const Error error(Error::Code::kAddressInUse); |
| const Error error_with_msg(Error::Code::kAddressInUse, |
| "Somebody called dibs"); |
| |
| EXPECT_EQ("Success = \"\"", error_none.ToString()); |
| EXPECT_EQ("Success = \"Nothing to see here\"", |
| error_none_with_msg.ToString()); |
| EXPECT_EQ("Failure: Transient = \"\"", error_transient.ToString()); |
| EXPECT_EQ("Failure: Transient = \"Try again later maybe?\"", |
| error_transient_with_msg.ToString()); |
| EXPECT_EQ("Failure: AddressInUse = \"\"", error.ToString()); |
| EXPECT_EQ("Failure: AddressInUse = \"Somebody called dibs\"", |
| error_with_msg.ToString()); |
| } |
| |
| TEST(ErrorOrTest, ErrorOrWithError) { |
| ErrorOr<Dummy> error_or1(Error(Error::Code::kCborParsing, "Parse Error")); |
| const ErrorOr<Dummy> error_or2(Error::Code::kCborParsing); |
| ErrorOr<Dummy> error_or3(Error::Code::kCborParsing, "Parse Error Again"); |
| |
| EXPECT_FALSE(error_or1); |
| EXPECT_FALSE(error_or1.is_value()); |
| EXPECT_TRUE(error_or1.is_error()); |
| EXPECT_EQ(error_or1.error().code(), Error::Code::kCborParsing); |
| EXPECT_EQ(error_or1.error().message(), "Parse Error"); |
| |
| EXPECT_FALSE(error_or2); |
| EXPECT_FALSE(error_or2.is_value()); |
| EXPECT_TRUE(error_or2.is_error()); |
| EXPECT_EQ(error_or2.error().code(), Error::Code::kCborParsing); |
| EXPECT_EQ(error_or2.error().message(), ""); |
| |
| EXPECT_FALSE(error_or3); |
| EXPECT_FALSE(error_or3.is_value()); |
| EXPECT_TRUE(error_or3.is_error()); |
| EXPECT_EQ(error_or3.error().code(), Error::Code::kCborParsing); |
| EXPECT_EQ(error_or3.error().message(), "Parse Error Again"); |
| |
| const ErrorOr<Dummy> error_or4(std::move(error_or1)); |
| const ErrorOr<Dummy> error_or5 = std::move(error_or3); |
| |
| EXPECT_FALSE(error_or4); |
| EXPECT_FALSE(error_or4.is_value()); |
| EXPECT_TRUE(error_or4.is_error()); |
| EXPECT_EQ(error_or4.error().code(), Error::Code::kCborParsing); |
| EXPECT_EQ(error_or4.error().message(), "Parse Error"); |
| |
| EXPECT_FALSE(error_or5); |
| EXPECT_FALSE(error_or5.is_value()); |
| EXPECT_TRUE(error_or5.is_error()); |
| EXPECT_EQ(error_or5.error().code(), Error::Code::kCborParsing); |
| EXPECT_EQ(error_or5.error().message(), "Parse Error Again"); |
| } |
| |
| TEST(ErrorOrTest, ErrorOrWithPrimitiveValue) { |
| const ErrorOr<int> error_or_integer(1337); |
| EXPECT_TRUE(error_or_integer); |
| EXPECT_TRUE(error_or_integer.is_value()); |
| EXPECT_FALSE(error_or_integer.is_error()); |
| EXPECT_EQ(error_or_integer.value(), 1337); |
| } |
| |
| TEST(ErrorOrTest, ErrorOrWithValue) { |
| ErrorOr<Dummy> error_or1(Dummy("Winterfell")); |
| ErrorOr<Dummy> error_or2(Dummy("Riverrun")); |
| |
| EXPECT_TRUE(error_or1); |
| EXPECT_TRUE(error_or1.is_value()); |
| EXPECT_FALSE(error_or1.is_error()); |
| EXPECT_EQ(error_or1.value().message, "Winterfell"); |
| |
| EXPECT_TRUE(error_or2); |
| EXPECT_TRUE(error_or2.is_value()); |
| EXPECT_FALSE(error_or2.is_error()); |
| EXPECT_EQ(error_or2.value().message, "Riverrun"); |
| |
| const ErrorOr<Dummy> error_or3(std::move(error_or1)); |
| ErrorOr<Dummy> error_or4 = std::move(error_or2); |
| |
| EXPECT_TRUE(error_or3); |
| EXPECT_TRUE(error_or3.is_value()); |
| EXPECT_FALSE(error_or3.is_error()); |
| EXPECT_EQ(error_or3.value().message, "Winterfell"); |
| |
| EXPECT_TRUE(error_or4); |
| EXPECT_TRUE(error_or4.is_value()); |
| EXPECT_FALSE(error_or4.is_error()); |
| EXPECT_EQ(error_or4.value().message, "Riverrun"); |
| |
| Dummy value = std::move(error_or4.value()); |
| EXPECT_EQ(value.message, "Riverrun"); |
| } |
| |
| TEST(ErrorOrTest, ComparisonTests) { |
| const ErrorOr<int> e1(7); |
| const ErrorOr<int> e2(7); |
| const ErrorOr<int> e3(2); |
| const ErrorOr<int> e4(10); |
| |
| const ErrorOr<int> e5(Error::Code::kAgain); |
| const ErrorOr<int> e6(Error::Code::kCborParsing); |
| const ErrorOr<int> e7(Error::Code::kCborEncoding); |
| const ErrorOr<int> e8(Error::Code::kCborEncoding); |
| |
| const ErrorOr<int> e9(Error::Code::kAgain, "foo"); |
| const ErrorOr<int> e10(Error::Code::kAgain, "bar"); |
| |
| EXPECT_EQ(e1, e2); |
| EXPECT_EQ(e7, e8); |
| EXPECT_LE(e1, e2); |
| EXPECT_GE(e7, e8); |
| |
| EXPECT_NE(e1, e3); |
| EXPECT_NE(e1, e4); |
| EXPECT_NE(e1, e5); |
| EXPECT_NE(e1, e6); |
| EXPECT_NE(e1, e7); |
| EXPECT_NE(e5, e2); |
| EXPECT_NE(e5, e3); |
| EXPECT_NE(e5, e4); |
| EXPECT_NE(e5, e6); |
| EXPECT_NE(e5, e9); |
| EXPECT_NE(e5, e10); |
| EXPECT_NE(e9, e10); |
| |
| EXPECT_LT(e3, e1); |
| EXPECT_GT(e4, e1); |
| EXPECT_LT(e5, e6); |
| EXPECT_LE(e5, e9); |
| EXPECT_LE(e5, e10); |
| EXPECT_LE(e9, e10); |
| EXPECT_GT(e7, e6); |
| |
| EXPECT_GT(e1, e5); |
| EXPECT_GT(e2, e5); |
| EXPECT_GT(e3, e5); |
| EXPECT_GT(e4, e5); |
| EXPECT_GT(e1, e6); |
| EXPECT_GT(e2, e6); |
| EXPECT_GT(e3, e6); |
| EXPECT_GT(e4, e6); |
| EXPECT_GT(e1, e7); |
| EXPECT_GT(e2, e7); |
| EXPECT_GT(e3, e7); |
| EXPECT_GT(e4, e7); |
| } |
| |
| } // namespace openscreen |