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MapLibreParticleLab/test/storage/http_error.cpp
2015-11-02 17:24:40 +01:00

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#include "storage.hpp"
#include <uv.h>
#include <mbgl/storage/default_file_source.hpp>
#include <mbgl/storage/network_status.hpp>
#include <cmath>
#if UV_VERSION_MAJOR == 0 && UV_VERSION_MINOR <= 10
#define UV_TIMER_PARAMS uv_timer_t*, int
#else
#define UV_TIMER_PARAMS uv_timer_t*
#endif
TEST_F(Storage, HTTPError) {
SCOPED_TEST(HTTPTemporaryError)
SCOPED_TEST(HTTPConnectionError)
using namespace mbgl;
DefaultFileSource fs(nullptr);
const auto start = uv_hrtime();
Request* req1 = fs.request({ Resource::Unknown, "http://127.0.0.1:3000/temporary-error" }, uv_default_loop(),
[&](const Response &res) {
static int counter = 0;
switch (counter++) {
case 0: {
const auto duration = double(uv_hrtime() - start) / 1e9;
EXPECT_GT(0.2, duration) << "Initial error request took too long";
ASSERT_NE(nullptr, res.error);
EXPECT_EQ(Response::Error::Reason::Server, res.error->reason);
EXPECT_EQ("HTTP status code 500", res.error->message);
EXPECT_EQ(false, res.stale);
ASSERT_TRUE(res.data.get());
EXPECT_EQ("", *res.data);
EXPECT_EQ(0, res.expires);
EXPECT_EQ(0, res.modified);
EXPECT_EQ("", res.etag);
} break;
case 1: {
fs.cancel(req1);
const auto duration = double(uv_hrtime() - start) / 1e9;
EXPECT_LT(0.99, duration) << "Backoff timer didn't wait 1 second";
EXPECT_GT(1.2, duration) << "Backoff timer fired too late";
EXPECT_EQ(nullptr, res.error);
EXPECT_EQ(false, res.stale);
ASSERT_TRUE(res.data.get());
EXPECT_EQ("Hello World!", *res.data);
EXPECT_EQ(0, res.expires);
EXPECT_EQ(0, res.modified);
EXPECT_EQ("", res.etag);
HTTPTemporaryError.finish();
} break;
}
});
Request* req2 = fs.request({ Resource::Unknown, "http://127.0.0.1:3001/" }, uv_default_loop(),
[&](const Response &res) {
static int counter = 0;
static int wait = 0;
const auto duration = double(uv_hrtime() - start) / 1e9;
EXPECT_LT(wait - 0.01, duration) << "Backoff timer didn't wait 1 second";
EXPECT_GT(wait + 0.2, duration) << "Backoff timer fired too late";
ASSERT_NE(nullptr, res.error);
EXPECT_EQ(Response::Error::Reason::Connection, res.error->reason);
#ifdef MBGL_HTTP_NSURL
EXPECT_TRUE(res.error->message ==
"The operation couldn’t be completed. (NSURLErrorDomain error -1004.)" ||
res.error->message == "Could not connect to the server.")
<< "Full message is: \"" << res.error->message << "\"";
#elif MBGL_HTTP_CURL
const std::string prefix { "Couldn't connect to server: " };
EXPECT_STREQ(prefix.c_str(), res.error->message.substr(0, prefix.size()).c_str()) << "Full message is: \"" << res.error->message << "\"";
#else
FAIL();
#endif
EXPECT_EQ(false, res.stale);
ASSERT_FALSE(res.data.get());
EXPECT_EQ(0, res.expires);
EXPECT_EQ(0, res.modified);
EXPECT_EQ("", res.etag);
if (counter == 2) {
fs.cancel(req2);
HTTPConnectionError.finish();
}
wait += (1 << counter);
counter++;
});
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
// Run again so that the timer handle can be properly closed.
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
}