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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
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337 lines
11 KiB
337 lines
11 KiB
// |
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// Copyright 2015-2016 gRPC 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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// http://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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// |
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#include "src/core/lib/json/json.h" |
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#include <string.h> |
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#include <map> |
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#include <string> |
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#include <utility> |
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#include "absl/status/status.h" |
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#include "absl/status/statusor.h" |
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#include "absl/strings/match.h" |
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#include "absl/strings/str_cat.h" |
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#include "gmock/gmock.h" |
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#include "gtest/gtest.h" |
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#include <grpc/support/log.h> |
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#include "src/core/lib/json/json_reader.h" |
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#include "src/core/lib/json/json_writer.h" |
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#include "test/core/test_util/test_config.h" |
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namespace grpc_core { |
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void ValidateValue(const Json& actual, const Json& expected); |
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void ValidateObject(const Json::Object& actual, const Json::Object& expected) { |
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ASSERT_EQ(actual.size(), expected.size()); |
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auto actual_it = actual.begin(); |
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for (const auto& p : expected) { |
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EXPECT_EQ(actual_it->first, p.first); |
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ValidateValue(actual_it->second, p.second); |
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++actual_it; |
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} |
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} |
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void ValidateArray(const Json::Array& actual, const Json::Array& expected) { |
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ASSERT_EQ(actual.size(), expected.size()); |
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for (size_t i = 0; i < expected.size(); ++i) { |
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ValidateValue(actual[i], expected[i]); |
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} |
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} |
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void ValidateValue(const Json& actual, const Json& expected) { |
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ASSERT_EQ(actual.type(), expected.type()); |
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switch (expected.type()) { |
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case Json::Type::kNull: |
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break; |
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case Json::Type::kBoolean: |
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EXPECT_EQ(actual.boolean(), expected.boolean()); |
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break; |
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case Json::Type::kString: |
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case Json::Type::kNumber: |
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EXPECT_EQ(actual.string(), expected.string()); |
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break; |
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case Json::Type::kObject: |
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ValidateObject(actual.object(), expected.object()); |
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break; |
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case Json::Type::kArray: |
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ValidateArray(actual.array(), expected.array()); |
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break; |
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} |
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} |
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void RunSuccessTest(const char* input, const Json& expected, |
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const char* expected_output) { |
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gpr_log(GPR_INFO, "parsing string \"%s\" - should succeed", input); |
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auto json = JsonParse(input); |
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ASSERT_TRUE(json.ok()) << json.status(); |
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ValidateValue(*json, expected); |
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std::string output = JsonDump(*json); |
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EXPECT_EQ(output, expected_output); |
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} |
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TEST(Json, Whitespace) { |
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RunSuccessTest(" 0 ", Json::FromNumber(0), "0"); |
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RunSuccessTest(" 1 ", Json::FromNumber(1), "1"); |
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RunSuccessTest(" \" \" ", Json::FromString(" "), "\" \""); |
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RunSuccessTest(" \"a\" ", Json::FromString("a"), "\"a\""); |
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RunSuccessTest(" true ", Json::FromBool(true), "true"); |
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} |
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TEST(Json, Utf16) { |
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RunSuccessTest("\"\\u0020\\\\\\u0010\\u000a\\u000D\"", |
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Json::FromString(" \\\u0010\n\r"), "\" \\\\\\u0010\\n\\r\""); |
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} |
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MATCHER(ContainsInvalidUtf8, |
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absl::StrCat(negation ? "Contains" : "Does not contain", |
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" invalid UTF-8 characters.")) { |
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auto json = JsonParse(arg); |
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return json.status().code() == absl::StatusCode::kInvalidArgument && |
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absl::StrContains(json.status().message(), "JSON parsing failed"); |
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} |
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TEST(Json, Utf8) { |
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RunSuccessTest("\"ßâñć௵⇒\"", Json::FromString("ßâñć௵⇒"), |
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"\"\\u00df\\u00e2\\u00f1\\u0107\\u0bf5\\u21d2\""); |
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RunSuccessTest("\"\\u00df\\u00e2\\u00f1\\u0107\\u0bf5\\u21d2\"", |
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Json::FromString("ßâñć௵⇒"), |
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"\"\\u00df\\u00e2\\u00f1\\u0107\\u0bf5\\u21d2\""); |
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// Testing UTF-8 character "𝄞", U+11D1E. |
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RunSuccessTest("\"\xf0\x9d\x84\x9e\"", Json::FromString("\xf0\x9d\x84\x9e"), |
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"\"\\ud834\\udd1e\""); |
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RunSuccessTest("\"\\ud834\\udd1e\"", Json::FromString("\xf0\x9d\x84\x9e"), |
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"\"\\ud834\\udd1e\""); |
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RunSuccessTest("{\"\\ud834\\udd1e\":0}", |
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Json::FromObject({{"\xf0\x9d\x84\x9e", Json::FromNumber(0)}}), |
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"{\"\\ud834\\udd1e\":0}"); |
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/// For UTF-8 characters with length of 1 byte, the range of it is [0x00, |
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/// 0x7f]. |
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EXPECT_THAT("\"\xa0\"", ContainsInvalidUtf8()); |
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/// For UTF-8 characters with length of 2 bytes, the range of the first byte |
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/// is [0xc2, 0xdf], and the range of the second byte is [0x80, 0xbf]. |
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EXPECT_THAT("\"\xc0\xbc\"", ContainsInvalidUtf8()); |
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EXPECT_THAT("\"\xbc\xc0\"", ContainsInvalidUtf8()); |
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/// Corner cases for UTF-8 characters with length of 3 bytes. |
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/// If the first byte is 0xe0, the range of second byte is [0xa0, 0xbf]. |
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EXPECT_THAT("\"\xe0\x80\x80\"", ContainsInvalidUtf8()); |
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/// If the first byte is 0xed, the range of second byte is [0x80, 0x9f]. |
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EXPECT_THAT("\"\xed\xa0\x80\"", ContainsInvalidUtf8()); |
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/// Corner cases for UTF-8 characters with length of 4 bytes. |
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/// If the first byte is 0xf0, the range of second byte is [0x90, 0xbf]. |
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EXPECT_THAT("\"\xf0\x80\x80\x80\"", ContainsInvalidUtf8()); |
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/// If the first byte is 0xf4, the range of second byte is [0x80, 0x8f]. |
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EXPECT_THAT("\"\xf4\x90\x80\x80\"", ContainsInvalidUtf8()); |
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/// The range of the first bytes is [0xf0, 0xf4]. |
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EXPECT_THAT("\"\xf5\x80\x80\x80\"", ContainsInvalidUtf8()); |
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} |
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TEST(Json, NestedEmptyContainers) { |
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RunSuccessTest(" [ [ ] , { } , [ ] ] ", |
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Json::FromArray({ |
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Json::FromArray({}), |
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Json::FromObject({}), |
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Json::FromArray({}), |
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}), |
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"[[],{},[]]"); |
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} |
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TEST(Json, EscapesAndControlCharactersInKeyStrings) { |
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RunSuccessTest(" { \"\\u007f\x7f\\n\\r\\\"\\f\\b\\\\a , b\": 1, \"\": 0 } ", |
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Json::FromObject({ |
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{"\u007f\u007f\n\r\"\f\b\\a , b", Json::FromNumber(1)}, |
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{"", Json::FromNumber(0)}, |
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}), |
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"{\"\":0,\"\\u007f\\u007f\\n\\r\\\"\\f\\b\\\\a , b\":1}"); |
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} |
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TEST(Json, WriterCutsOffInvalidUtf8) { |
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EXPECT_EQ(JsonDump(Json::FromString("abc\xf0\x9d\x24")), "\"abc\""); |
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EXPECT_EQ(JsonDump(Json::FromString("\xff")), "\"\""); |
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} |
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TEST(Json, ValidNumbers) { |
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RunSuccessTest("[0, 42 , 0.0123, 123.456]", |
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Json::FromArray({ |
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Json::FromNumber(0), |
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Json::FromNumber(42), |
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Json::FromNumber("0.0123"), |
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Json::FromNumber("123.456"), |
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}), |
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"[0,42,0.0123,123.456]"); |
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RunSuccessTest("[1e4,-53.235e-31, 0.3e+3]", |
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Json::FromArray({ |
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Json::FromNumber("1e4"), |
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Json::FromNumber("-53.235e-31"), |
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Json::FromNumber("0.3e+3"), |
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}), |
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"[1e4,-53.235e-31,0.3e+3]"); |
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} |
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TEST(Json, Keywords) { |
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RunSuccessTest("[true, false, null]", |
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Json::FromArray({ |
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Json::FromBool(true), |
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Json::FromBool(false), |
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Json(), |
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}), |
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"[true,false,null]"); |
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} |
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void RunParseFailureTest(const char* input) { |
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gpr_log(GPR_INFO, "parsing string \"%s\" - should fail", input); |
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auto json = JsonParse(input); |
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EXPECT_FALSE(json.ok()) << "input: \"" << input << "\""; |
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} |
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TEST(Json, InvalidInput) { |
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RunParseFailureTest("\\"); |
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RunParseFailureTest("nu ll"); |
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RunParseFailureTest("{\"foo\": bar}"); |
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RunParseFailureTest("{\"foo\": bar\"x\"}"); |
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RunParseFailureTest("fals"); |
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RunParseFailureTest("0,0 "); |
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RunParseFailureTest("\"foo\",[]"); |
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RunParseFailureTest("{\"field\": {},}"); |
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RunParseFailureTest("[{},]"); |
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RunParseFailureTest("{\"field\": [],}"); |
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RunParseFailureTest("[[],]"); |
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} |
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TEST(Json, UnterminatedString) { RunParseFailureTest("\"\\x"); } |
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TEST(Json, InvalidUtf16) { |
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RunParseFailureTest("\"\\u123x"); |
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RunParseFailureTest("{\"\\u123x"); |
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} |
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TEST(Json, ImbalancedSurrogatePairs) { |
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RunParseFailureTest("\"\\ud834f"); |
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RunParseFailureTest("{\"\\ud834f\":0}"); |
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RunParseFailureTest("\"\\ud834\\n"); |
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RunParseFailureTest("{\"\\ud834\\n\":0}"); |
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RunParseFailureTest("\"\\udd1ef"); |
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RunParseFailureTest("{\"\\udd1ef\":0}"); |
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RunParseFailureTest("\"\\ud834\\ud834\""); |
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RunParseFailureTest("{\"\\ud834\\ud834\"\":0}"); |
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RunParseFailureTest("\"\\ud834\\u1234\""); |
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RunParseFailureTest("{\"\\ud834\\u1234\"\":0}"); |
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RunParseFailureTest("\"\\ud834]\""); |
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RunParseFailureTest("{\"\\ud834]\"\":0}"); |
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RunParseFailureTest("\"\\ud834 \""); |
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RunParseFailureTest("{\"\\ud834 \"\":0}"); |
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RunParseFailureTest("\"\\ud834\\\\\""); |
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RunParseFailureTest("{\"\\ud834\\\\\"\":0}"); |
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} |
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TEST(Json, EmbeddedInvalidWhitechars) { |
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RunParseFailureTest("\"\n\""); |
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RunParseFailureTest("\"\t\""); |
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} |
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TEST(Json, EmptyString) { RunParseFailureTest(""); } |
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TEST(Json, ExtraCharsAtEndOfParsing) { |
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RunParseFailureTest("{},"); |
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RunParseFailureTest("{}x"); |
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} |
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TEST(Json, ImbalancedContainers) { |
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RunParseFailureTest("{}}"); |
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RunParseFailureTest("[]]"); |
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RunParseFailureTest("{{}"); |
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RunParseFailureTest("[[]"); |
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RunParseFailureTest("[}"); |
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RunParseFailureTest("{]"); |
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} |
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TEST(Json, BadContainers) { |
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RunParseFailureTest("{x}"); |
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RunParseFailureTest("{x=0,y}"); |
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} |
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TEST(Json, DuplicateObjectKeys) { RunParseFailureTest("{\"x\": 1, \"x\": 1}"); } |
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TEST(Json, TrailingComma) { |
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RunParseFailureTest("{,}"); |
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RunParseFailureTest("[1,2,3,4,]"); |
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RunParseFailureTest("{\"a\": 1, }"); |
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} |
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TEST(Json, KeySyntaxInArray) { RunParseFailureTest("[\"x\":0]"); } |
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TEST(Json, InvalidNumbers) { |
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RunParseFailureTest("1."); |
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RunParseFailureTest("1e"); |
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RunParseFailureTest(".12"); |
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RunParseFailureTest("1.x"); |
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RunParseFailureTest("1.12x"); |
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RunParseFailureTest("1ex"); |
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RunParseFailureTest("1e12x"); |
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RunParseFailureTest(".12x"); |
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RunParseFailureTest("000"); |
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}; |
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TEST(Json, Equality) { |
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// Null. |
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EXPECT_EQ(Json(), Json()); |
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// Numbers. |
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EXPECT_EQ(Json::FromNumber(1), Json::FromNumber(1)); |
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EXPECT_NE(Json::FromNumber(1), Json::FromNumber(2)); |
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EXPECT_EQ(Json::FromNumber(1), Json::FromNumber("1")); |
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EXPECT_EQ(Json::FromNumber("-5e5"), Json::FromNumber("-5e5")); |
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// Booleans. |
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EXPECT_EQ(Json::FromBool(true), Json::FromBool(true)); |
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EXPECT_EQ(Json::FromBool(false), Json::FromBool(false)); |
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EXPECT_NE(Json::FromBool(true), Json::FromBool(false)); |
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// Strings. |
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EXPECT_EQ(Json::FromString("foo"), Json::FromString("foo")); |
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EXPECT_NE(Json::FromString("foo"), Json::FromString("bar")); |
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// Arrays. |
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EXPECT_EQ(Json::FromArray({Json::FromString("foo")}), |
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Json::FromArray({Json::FromString("foo")})); |
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EXPECT_NE(Json::FromArray({Json::FromString("foo")}), |
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Json::FromArray({Json::FromString("bar")})); |
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// Objects. |
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EXPECT_EQ(Json::FromObject({{"foo", Json::FromNumber(1)}}), |
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Json::FromObject({{"foo", Json::FromNumber(1)}})); |
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EXPECT_NE(Json::FromObject({{"foo", Json::FromNumber(1)}}), |
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Json::FromObject({{"foo", Json::FromNumber(2)}})); |
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EXPECT_NE(Json::FromObject({{"foo", Json::FromNumber(1)}}), |
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Json::FromObject({{"bar", Json::FromNumber(1)}})); |
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// Differing types. |
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EXPECT_NE(Json::FromNumber(1), Json::FromString("foo")); |
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EXPECT_NE(Json::FromNumber(1), Json::FromBool(true)); |
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EXPECT_NE(Json::FromNumber(1), Json::FromArray({})); |
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EXPECT_NE(Json::FromNumber(1), Json::FromObject({})); |
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EXPECT_NE(Json::FromNumber(1), Json()); |
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} |
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} // namespace grpc_core |
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int main(int argc, char** argv) { |
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grpc::testing::TestEnvironment env(&argc, argv); |
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::testing::InitGoogleTest(&argc, argv); |
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return RUN_ALL_TESTS(); |
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}
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