libcryfs/test/fspp/fuse/read/testutils/FuseReadTest.h

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#pragma once
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#ifndef MESSMER_FSPP_TEST_FUSE_READ_TESTUTILS_FUSEREADTEST_H_
#define MESSMER_FSPP_TEST_FUSE_READ_TESTUTILS_FUSEREADTEST_H_
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#include "../../../testutils/FuseTest.h"
#include "../../../testutils/OpenFileHandle.h"
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class FuseReadTest: public FuseTest {
public:
const char *FILENAME = "/myfile";
struct ReadError {
int error;
size_t read_bytes;
};
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void ReadFile(const char *filename, void *buf, size_t count, off_t offset);
ReadError ReadFileReturnError(const char *filename, void *buf, size_t count, off_t offset);
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::testing::Action<size_t(int, void*, size_t, off_t)> ReturnSuccessfulRead =
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::testing::Invoke([](int, void *, size_t count, off_t) {
return count;
});
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::testing::Action<size_t(int, void*, size_t, off_t)> ReturnSuccessfulReadRegardingSize(size_t filesize) {
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return ::testing::Invoke([filesize](int, void *, size_t count, off_t offset) {
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size_t ableToReadCount = std::min(count, (size_t)(filesize - offset));
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return ableToReadCount;
});
}
private:
cpputils::unique_ref<OpenFileHandle> OpenFile(const TempTestFS *fs, const char *filename);
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};
#endif