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#include <cstddef>
#include <gtest/gtest.h>
#include <string>
#include "cpr/accept_encoding.h"
#include "cpr/cpr.h"
#include "cpr/api.h"
#include "cpr/callback.h"
#include "cpr/cprtypes.h"
#include "cpr/session.h"
#include "httpServer.hpp"
static cpr::HttpServer* server = new cpr::HttpServer();
bool write_data(const std::string_view& /*data*/, intptr_t /*userdata*/) {
return true;
}
TEST(DownloadTests, DownloadHeaderGzip) {
cpr::Url url{server->GetBaseUrl() + "/download_gzip.html"};
cpr::Session session;
session.SetHeader(cpr::Header{{"Accept-Encoding", "gzip"}});
session.SetUrl(url);
cpr::Response response = session.Download(cpr::WriteCallback{write_data, 0});
EXPECT_EQ(url, response.url);
EXPECT_EQ(200, response.status_code);
EXPECT_EQ(cpr::ErrorCode::OK, response.error.code);
}
TEST(DownloadTests, DownloadAcceptEncodingGzip) {
cpr::Url url{server->GetBaseUrl() + "/download_gzip.html"};
cpr::Session session;
session.SetAcceptEncoding(cpr::AcceptEncoding{cpr::AcceptEncodingMethods::gzip});
session.SetUrl(url);
cpr::Response response = session.Download(cpr::WriteCallback{write_data, 0});
EXPECT_EQ(url, response.url);
EXPECT_EQ(200, response.status_code);
EXPECT_EQ(cpr::ErrorCode::OK, response.error.code);
}
TEST(DownloadTests, RangeTestWholeFile) {
const int64_t download_size = 9;
cpr::Url url{server->GetBaseUrl() + "/download_gzip.html"};
cpr::Session session;
session.SetUrl(url);
session.SetHeader(cpr::Header{{"Accept-Encoding", "gzip"}});
session.SetRange(cpr::Range{std::nullopt, std::nullopt});
cpr::Response response = session.Download(cpr::WriteCallback{write_data, 0});
EXPECT_EQ(200, response.status_code);
EXPECT_EQ(cpr::ErrorCode::OK, response.error.code);
EXPECT_EQ(download_size, response.downloaded_bytes);
}
TEST(DownloadTests, RangeTestLowerLimit) {
const int64_t download_size = 8;
cpr::Url url{server->GetBaseUrl() + "/download_gzip.html"};
cpr::Session session;
session.SetUrl(url);
session.SetHeader(cpr::Header{{"Accept-Encoding", "gzip"}});
session.SetRange(cpr::Range{1, std::nullopt});
cpr::Response response = session.Download(cpr::WriteCallback{write_data, 0});
EXPECT_EQ(206, response.status_code);
EXPECT_EQ(cpr::ErrorCode::OK, response.error.code);
EXPECT_EQ(download_size, response.downloaded_bytes);
}
TEST(DownloadTests, RangeTestUpperLimit) {
const int64_t download_size = 6;
cpr::Url url{server->GetBaseUrl() + "/download_gzip.html"};
cpr::Session session;
session.SetUrl(url);
session.SetHeader(cpr::Header{{"Accept-Encoding", "gzip"}});
session.SetRange(cpr::Range{std::nullopt, download_size - 1});
cpr::Response response = session.Download(cpr::WriteCallback{write_data, 0});
EXPECT_EQ(206, response.status_code);
EXPECT_EQ(cpr::ErrorCode::OK, response.error.code);
EXPECT_EQ(download_size, response.downloaded_bytes);
}
TEST(DownloadTests, RangeTestLowerAndUpperLimit) {
const int64_t download_size = 2;
const int64_t start_from = 2;
const int64_t finish_at = start_from + download_size - 1;
cpr::Url url{server->GetBaseUrl() + "/download_gzip.html"};
cpr::Session session;
session.SetUrl(url);
session.SetHeader(cpr::Header{{"Accept-Encoding", "gzip"}});
session.SetRange(cpr::Range{start_from, finish_at});
cpr::Response response = session.Download(cpr::WriteCallback{write_data, 0});
EXPECT_EQ(206, response.status_code);
EXPECT_EQ(cpr::ErrorCode::OK, response.error.code);
EXPECT_EQ(download_size, response.downloaded_bytes);
}
TEST(DownloadTests, RangeTestMultipleRangesSet) {
const int64_t num_parts = 2;
const int64_t download_size = num_parts * (26 /*content range*/ + 4 /*\n*/) + ((num_parts + 1) * 15 /*boundary*/) + 2 /*--*/ + 6 /*data*/;
cpr::Url url{server->GetBaseUrl() + "/download_gzip.html"};
cpr::Session session;
session.SetUrl(url);
session.SetHeader(cpr::Header{{"Accept-Encoding", "gzip"}});
session.SetMultiRange(cpr::MultiRange{cpr::Range{std::nullopt, 3}, cpr::Range{5, 6}});
cpr::Response response = session.Download(cpr::WriteCallback{write_data, 0});
EXPECT_EQ(206, response.status_code);
EXPECT_EQ(cpr::ErrorCode::OK, response.error.code);
EXPECT_EQ(download_size, response.downloaded_bytes);
}
TEST(DownloadTests, RangeTestMultipleRangesOption) {
const int64_t num_parts = 3;
const int64_t download_size = num_parts * (26 /*content range*/ + 4 /*\n*/) + ((num_parts + 1) * 15 /*boundary*/) + 2 /*--*/ + 7 /*data*/;
cpr::Url url{server->GetBaseUrl() + "/download_gzip.html"};
cpr::Session session;
session.SetUrl(url);
session.SetHeader(cpr::Header{{"Accept-Encoding", "gzip"}});
session.SetOption(cpr::MultiRange{cpr::Range{std::nullopt, 2}, cpr::Range{4, 5}, cpr::Range{7, 8}});
cpr::Response response = session.Download(cpr::WriteCallback{write_data, 0});
EXPECT_EQ(206, response.status_code);
EXPECT_EQ(cpr::ErrorCode::OK, response.error.code);
EXPECT_EQ(download_size, response.downloaded_bytes);
}
bool real_write_data(const std::string_view& data, intptr_t userdata) {
// NOLINTNEXTLINE (cppcoreguidelines-pro-type-reinterpret-cast)
std::string* dst = reinterpret_cast<std::string*>(userdata);
*dst += data;
return true;
}
TEST(DownloadTests, GetDownloadFileLength) {
cpr::Url url{server->GetBaseUrl() + "/get_download_file_length.html"};
cpr::Session session;
session.SetUrl(url);
auto len = session.GetDownloadFileLength();
EXPECT_EQ(len, -1);
std::string strFileData;
cpr::Response response = session.Download(cpr::WriteCallback{real_write_data, (intptr_t) &strFileData});
EXPECT_EQ(url, response.url);
EXPECT_EQ(200, response.status_code);
EXPECT_EQ(cpr::ErrorCode::OK, response.error.code);
EXPECT_EQ(strFileData, "this is a file content.");
}
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
::testing::AddGlobalTestEnvironment(server);
return RUN_ALL_TESTS();
}
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