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#ifndef TEST_RESOURCES_MOCK_FILE_SOURCE
#define TEST_RESOURCES_MOCK_FILE_SOURCE
#include <mbgl/storage/file_source.hpp>
#include <mbgl/util/thread.hpp>
#include <string>
#include <memory>
namespace mbgl {
// The MockFileSource is a FileSource that can simulate different
// types of failures and it will work completely offline.
class MockFileSource : public FileSource {
public:
// Success:
// Will reply to every request correctly with valid data.
//
// SuccessWithDelay:
// Will reply to every request correctly with valid data,
// but the ones that contains the "match" string on the
// URL will be answered after a delay. This can be useful
// for testing request cancellation.
//
// RequestFail:
// Will reply with an error to requests that contains
// the "match" string on the URL.
//
// RequestWithCorruptedData:
// Will answer every request successfully but will return
// corrupt data on the requests that contains the "match"
// string on the URL.
enum Type {
Success,
SuccessWithDelay,
RequestFail,
RequestWithCorruptedData
};
class Impl;
MockFileSource(Type type, const std::string& match);
~MockFileSource() override = default;
// Function that gets called when a delayed resource is enqueued. The
// callback must be safe to call from any thread.
void setOnRequestDelayedCallback(std::function<void(void)> callback);
// FileSource implementation.
Request* request(const Resource&, Callback) override;
void cancel(Request*) override;
private:
const std::unique_ptr<util::Thread<Impl>> thread_;
};
}
#endif
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