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Diffstat (limited to 'src/lib/http/tests/response_json_unittests.cc')
| -rw-r--r-- | src/lib/http/tests/response_json_unittests.cc | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/src/lib/http/tests/response_json_unittests.cc b/src/lib/http/tests/response_json_unittests.cc new file mode 100644 index 0000000..e3829b5 --- /dev/null +++ b/src/lib/http/tests/response_json_unittests.cc @@ -0,0 +1,151 @@ +// Copyright (C) 2016-2017 Internet Systems Consortium, Inc. ("ISC") +// +// This Source Code Form is subject to the terms of the Mozilla Public +// License, v. 2.0. If a copy of the MPL was not distributed with this +// file, You can obtain one at http://mozilla.org/MPL/2.0/. + +#include <config.h> +#include <cc/data.h> +#include <http/http_types.h> +#include <http/response_json.h> +#include <http/tests/response_test.h> +#include <gtest/gtest.h> +#include <sstream> + +using namespace isc::data; +using namespace isc::http; +using namespace isc::http::test; + +namespace { + +/// @brief Response type used in tests. +typedef TestHttpResponseBase<HttpResponseJson> TestHttpResponseJson; + +/// @brief Test fixture class for @ref HttpResponseJson. +class HttpResponseJsonTest : public ::testing::Test { +public: + + /// @brief Constructor. + /// + /// Initializes the following class members: + /// - json_string_ - which is a pretty formatted JSON content, + /// - json_ - A structure of Element objects representing the JSON, + /// - json_string_from_json_ - which is a JSON text converted back from + /// the json_ data structure. It is the same content as json_string_ + /// but has different whitespaces. + HttpResponseJsonTest() + : json_(), json_string_(), json_string_from_json_() { + json_string_ = + "[" + " {" + " \"pid\": 8080," + " \"status\": 10," + " \"comment\": \"Nice comment from 8080\"" + " }," + " {" + " \"pid\": 8081," + " \"status\": 12," + " \"comment\": \"A comment from 8081\"" + " }" + "]"; + + json_ = Element::fromJSON(json_string_); + json_string_from_json_ = json_->str(); + } + + /// @brief Test that the response format is correct. + /// + /// @param status_code HTTP status code for which the response should + /// be tested. + /// @param status_message HTTP status message. + void testGenericResponse(const HttpStatusCode& status_code, + const std::string& status_message) { + TestHttpResponseJson response(HttpVersion(1, 0), status_code); + ASSERT_NO_THROW(response.finalize()); + std::ostringstream status_message_json; + // Build the expected content. + status_message_json << "{ \"result\": " + << static_cast<uint16_t>(status_code) + << ", \"text\": " + << "\"" << status_message << "\" }"; + std::ostringstream response_string; + response_string << + "HTTP/1.0 " << static_cast<uint16_t>(status_code) << " " + << status_message << "\r\n"; + + // The content must only be generated for error codes. + if (HttpResponse::isClientError(status_code) || + HttpResponse::isServerError(status_code)) { + response_string << "Content-Length: " << status_message_json.str().size() + << "\r\n"; + } else { + response_string << "Content-Length: 0\r\n"; + } + + // Content-Type and Date are automatically included. + response_string << "Content-Type: application/json\r\n" + "Date: " << response.getDateHeaderValue() << "\r\n\r\n"; + + if (HttpResponse::isClientError(status_code) || + HttpResponse::isServerError(status_code)) { + response_string << status_message_json.str(); + } + + // Check that the output is as expected. + EXPECT_EQ(response_string.str(), response.toString()); + } + + /// @brief JSON content represented as structure of Element objects. + ConstElementPtr json_; + + /// @brief Pretty formatted JSON content. + std::string json_string_; + + /// @brief JSON content parsed back from json_ structure. + std::string json_string_from_json_; + +}; + +// Test that the response with custom JSON content is generated properly. +TEST_F(HttpResponseJsonTest, responseWithContent) { + TestHttpResponseJson response(HttpVersion(1, 1), HttpStatusCode::OK); + ASSERT_NO_THROW(response.setBodyAsJson(json_)); + ASSERT_NO_THROW(response.finalize()); + + std::ostringstream response_string; + response_string << + "HTTP/1.1 200 OK\r\n" + "Content-Length: " << json_string_from_json_.length() << "\r\n" + "Content-Type: application/json\r\n" + "Date: " << response.getDateHeaderValue() << "\r\n\r\n" + << json_string_from_json_; + EXPECT_EQ(response_string.str(), response.toString()); +} + +// Test that generic responses are created properly. +TEST_F(HttpResponseJsonTest, genericResponse) { + testGenericResponse(HttpStatusCode::OK, "OK"); + testGenericResponse(HttpStatusCode::CREATED, "Created"); + testGenericResponse(HttpStatusCode::ACCEPTED, "Accepted"); + testGenericResponse(HttpStatusCode::NO_CONTENT, "No Content"); + testGenericResponse(HttpStatusCode::MULTIPLE_CHOICES, + "Multiple Choices"); + testGenericResponse(HttpStatusCode::MOVED_PERMANENTLY, + "Moved Permanently"); + testGenericResponse(HttpStatusCode::MOVED_TEMPORARILY, + "Moved Temporarily"); + testGenericResponse(HttpStatusCode::NOT_MODIFIED, "Not Modified"); + testGenericResponse(HttpStatusCode::BAD_REQUEST, "Bad Request"); + testGenericResponse(HttpStatusCode::UNAUTHORIZED, "Unauthorized"); + testGenericResponse(HttpStatusCode::FORBIDDEN, "Forbidden"); + testGenericResponse(HttpStatusCode::NOT_FOUND, "Not Found"); + testGenericResponse(HttpStatusCode::REQUEST_TIMEOUT, "Request Timeout"); + testGenericResponse(HttpStatusCode::INTERNAL_SERVER_ERROR, + "Internal Server Error"); + testGenericResponse(HttpStatusCode::NOT_IMPLEMENTED, "Not Implemented"); + testGenericResponse(HttpStatusCode::BAD_GATEWAY, "Bad Gateway"); + testGenericResponse(HttpStatusCode::SERVICE_UNAVAILABLE, + "Service Unavailable"); +} + +} |