| // Copyright 2020 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 "util/json/json_helpers.h" |
| |
| #include "gmock/gmock.h" |
| #include "gtest/gtest.h" |
| #include "util/chrono_helpers.h" |
| |
| namespace openscreen { |
| namespace json { |
| namespace { |
| |
| using ::testing::ElementsAre; |
| |
| const Json::Value kNone; |
| const Json::Value kEmptyString = ""; |
| const Json::Value kEmptyArray(Json::arrayValue); |
| |
| struct Dummy { |
| int value; |
| |
| constexpr bool operator==(const Dummy& other) const { |
| return other.value == value; |
| } |
| }; |
| |
| bool ParseAndValidateDummy(const Json::Value& value, Dummy* out) { |
| int value_out; |
| if (!ParseAndValidateInt(value, &value_out)) { |
| return false; |
| } |
| *out = Dummy{value_out}; |
| return true; |
| } |
| |
| } // namespace |
| |
| TEST(ParsingHelpersTest, ParseAndValidateDouble) { |
| const Json::Value kValid = 13.37; |
| const Json::Value kNotDouble = "coffee beans"; |
| const Json::Value kNegativeDouble = -4.2; |
| const Json::Value kZeroDouble = 0.0; |
| const Json::Value kNanDouble = std::nan(""); |
| |
| double out; |
| EXPECT_TRUE(ParseAndValidateDouble(kValid, &out)); |
| EXPECT_DOUBLE_EQ(13.37, out); |
| EXPECT_TRUE(ParseAndValidateDouble(kZeroDouble, &out)); |
| EXPECT_DOUBLE_EQ(0.0, out); |
| EXPECT_FALSE(ParseAndValidateDouble(kNotDouble, &out)); |
| EXPECT_FALSE(ParseAndValidateDouble(kNegativeDouble, &out)); |
| EXPECT_FALSE(ParseAndValidateDouble(kNone, &out)); |
| EXPECT_FALSE(ParseAndValidateDouble(kNanDouble, &out)); |
| } |
| |
| TEST(ParsingHelpersTest, ParseAndValidateInt) { |
| const Json::Value kValid = 1337; |
| const Json::Value kNotInt = "cold brew"; |
| const Json::Value kNegativeInt = -42; |
| const Json::Value kZeroInt = 0; |
| |
| int out; |
| EXPECT_TRUE(ParseAndValidateInt(kValid, &out)); |
| EXPECT_EQ(1337, out); |
| EXPECT_TRUE(ParseAndValidateInt(kZeroInt, &out)); |
| EXPECT_EQ(0, out); |
| EXPECT_FALSE(ParseAndValidateInt(kNone, &out)); |
| EXPECT_FALSE(ParseAndValidateInt(kNotInt, &out)); |
| EXPECT_FALSE(ParseAndValidateInt(kNegativeInt, &out)); |
| } |
| |
| TEST(ParsingHelpersTest, ParseAndValidateUint) { |
| const Json::Value kValid = 1337u; |
| const Json::Value kNotUint = "espresso"; |
| const Json::Value kZeroUint = 0u; |
| |
| uint32_t out; |
| EXPECT_TRUE(ParseAndValidateUint(kValid, &out)); |
| EXPECT_EQ(1337u, out); |
| EXPECT_TRUE(ParseAndValidateUint(kZeroUint, &out)); |
| EXPECT_EQ(0u, out); |
| EXPECT_FALSE(ParseAndValidateUint(kNone, &out)); |
| EXPECT_FALSE(ParseAndValidateUint(kNotUint, &out)); |
| } |
| |
| TEST(ParsingHelpersTest, ParseAndValidateString) { |
| const Json::Value kValid = "macchiato"; |
| const Json::Value kNotString = 42; |
| |
| std::string out; |
| EXPECT_TRUE(ParseAndValidateString(kValid, &out)); |
| EXPECT_EQ("macchiato", out); |
| EXPECT_TRUE(ParseAndValidateString(kEmptyString, &out)); |
| EXPECT_EQ("", out); |
| EXPECT_FALSE(ParseAndValidateString(kNone, &out)); |
| EXPECT_FALSE(ParseAndValidateString(kNotString, &out)); |
| } |
| |
| // Simple fraction validity is tested extensively in its unit tests, so we |
| // just check the major cases here. |
| TEST(ParsingHelpersTest, ParseAndValidateSimpleFraction) { |
| const Json::Value kValid = "42/30"; |
| const Json::Value kValidNumber = "42"; |
| const Json::Value kUndefined = "5/0"; |
| const Json::Value kNegative = "10/-2"; |
| const Json::Value kInvalidNumber = "-1"; |
| const Json::Value kNotSimpleFraction = "latte"; |
| const Json::Value kInteger = 123; |
| const Json::Value kNegativeInteger = -5000; |
| |
| SimpleFraction out; |
| EXPECT_TRUE(ParseAndValidateSimpleFraction(kValid, &out)); |
| EXPECT_EQ((SimpleFraction{42, 30}), out); |
| EXPECT_TRUE(ParseAndValidateSimpleFraction(kValidNumber, &out)); |
| EXPECT_EQ((SimpleFraction{42, 1}), out); |
| EXPECT_TRUE(ParseAndValidateSimpleFraction(kInteger, &out)); |
| EXPECT_EQ((SimpleFraction{123, 1}), out); |
| EXPECT_FALSE(ParseAndValidateSimpleFraction(kUndefined, &out)); |
| EXPECT_FALSE(ParseAndValidateSimpleFraction(kNegative, &out)); |
| EXPECT_FALSE(ParseAndValidateSimpleFraction(kInvalidNumber, &out)); |
| EXPECT_FALSE(ParseAndValidateSimpleFraction(kNotSimpleFraction, &out)); |
| EXPECT_FALSE(ParseAndValidateSimpleFraction(kNone, &out)); |
| EXPECT_FALSE(ParseAndValidateSimpleFraction(kEmptyString, &out)); |
| EXPECT_FALSE(ParseAndValidateSimpleFraction(kNegativeInteger, &out)); |
| } |
| |
| TEST(ParsingHelpersTest, ParseAndValidateMilliseconds) { |
| const Json::Value kValid = 1000; |
| const Json::Value kValidFloat = 500.0; |
| const Json::Value kNegativeNumber = -120; |
| const Json::Value kZeroNumber = 0; |
| const Json::Value kNotNumber = "affogato"; |
| |
| milliseconds out; |
| EXPECT_TRUE(ParseAndValidateMilliseconds(kValid, &out)); |
| EXPECT_EQ(milliseconds(1000), out); |
| EXPECT_TRUE(ParseAndValidateMilliseconds(kValidFloat, &out)); |
| EXPECT_EQ(milliseconds(500), out); |
| EXPECT_TRUE(ParseAndValidateMilliseconds(kZeroNumber, &out)); |
| EXPECT_EQ(milliseconds(0), out); |
| EXPECT_FALSE(ParseAndValidateMilliseconds(kNone, &out)); |
| EXPECT_FALSE(ParseAndValidateMilliseconds(kNegativeNumber, &out)); |
| EXPECT_FALSE(ParseAndValidateMilliseconds(kNotNumber, &out)); |
| } |
| |
| TEST(ParsingHelpersTest, ParseAndValidateArray) { |
| Json::Value valid_dummy_array; |
| valid_dummy_array[0] = 123; |
| valid_dummy_array[1] = 456; |
| |
| Json::Value invalid_dummy_array; |
| invalid_dummy_array[0] = "iced coffee"; |
| invalid_dummy_array[1] = 456; |
| |
| std::vector<Dummy> out; |
| EXPECT_TRUE(ParseAndValidateArray<Dummy>(valid_dummy_array, |
| ParseAndValidateDummy, &out)); |
| EXPECT_THAT(out, ElementsAre(Dummy{123}, Dummy{456})); |
| EXPECT_FALSE(ParseAndValidateArray<Dummy>(invalid_dummy_array, |
| ParseAndValidateDummy, &out)); |
| EXPECT_FALSE( |
| ParseAndValidateArray<Dummy>(kEmptyArray, ParseAndValidateDummy, &out)); |
| } |
| |
| TEST(ParsingHelpersTest, ParseAndValidateIntArray) { |
| Json::Value valid_int_array; |
| valid_int_array[0] = 123; |
| valid_int_array[1] = 456; |
| |
| Json::Value invalid_int_array; |
| invalid_int_array[0] = "iced coffee"; |
| invalid_int_array[1] = 456; |
| |
| std::vector<int> out; |
| EXPECT_TRUE(ParseAndValidateIntArray(valid_int_array, &out)); |
| EXPECT_THAT(out, ElementsAre(123, 456)); |
| EXPECT_FALSE(ParseAndValidateIntArray(invalid_int_array, &out)); |
| EXPECT_FALSE(ParseAndValidateIntArray(kEmptyArray, &out)); |
| } |
| |
| TEST(ParsingHelpersTest, ParseAndValidateUintArray) { |
| Json::Value valid_uint_array; |
| valid_uint_array[0] = 123u; |
| valid_uint_array[1] = 456u; |
| |
| Json::Value invalid_uint_array; |
| invalid_uint_array[0] = "breve"; |
| invalid_uint_array[1] = 456u; |
| |
| std::vector<uint32_t> out; |
| EXPECT_TRUE(ParseAndValidateUintArray(valid_uint_array, &out)); |
| EXPECT_THAT(out, ElementsAre(123u, 456u)); |
| EXPECT_FALSE(ParseAndValidateUintArray(invalid_uint_array, &out)); |
| EXPECT_FALSE(ParseAndValidateUintArray(kEmptyArray, &out)); |
| } |
| |
| TEST(ParsingHelpersTest, ParseAndValidateStringArray) { |
| Json::Value valid_string_array; |
| valid_string_array[0] = "nitro cold brew"; |
| valid_string_array[1] = "doppio espresso"; |
| |
| Json::Value invalid_string_array; |
| invalid_string_array[0] = "mocha latte"; |
| invalid_string_array[1] = 456; |
| |
| std::vector<std::string> out; |
| EXPECT_TRUE(ParseAndValidateStringArray(valid_string_array, &out)); |
| EXPECT_THAT(out, ElementsAre("nitro cold brew", "doppio espresso")); |
| EXPECT_FALSE(ParseAndValidateStringArray(invalid_string_array, &out)); |
| EXPECT_FALSE(ParseAndValidateStringArray(kEmptyArray, &out)); |
| } |
| |
| } // namespace json |
| } // namespace openscreen |