37 lines
1.3 KiB
C++
37 lines
1.3 KiB
C++
#pragma once
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#ifndef MESSMER_FSPP_TEST_FUSE_STATFS_TESTUTILS_FUSESTATFSRETURNTEST_H_
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#define MESSMER_FSPP_TEST_FUSE_STATFS_TESTUTILS_FUSESTATFSRETURNTEST_H_
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#include "FuseStatfsTest.h"
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// This class offers test helpers for testing (struct statfs) entries. We return them from
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// our mock filesystem, set up a temporary filesystem, call statfs syscall on it, and
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// then check the return value.
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template<typename Property>
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class FuseStatfsReturnTest: public FuseStatfsTest {
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public:
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// Set the specified (struct statfs) entry to the given value, and test whether it is correctly returned from the syscall.
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struct ::statvfs CallStatfsWithValue(Property value);
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private:
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std::function<void(struct ::statvfs*)> SetPropertyImpl(Property value);
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// Override this function to specify, how to set the specified (struct statfs) entry on the passed (struct statfs *) object.
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virtual void set(struct ::statvfs *statfs, Property value) = 0;
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};
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template<typename Property>
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struct ::statvfs FuseStatfsReturnTest<Property>::CallStatfsWithValue(Property value) {
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return CallStatfsWithImpl(SetPropertyImpl(value));
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}
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template<typename Property>
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std::function<void(struct ::statvfs*)> FuseStatfsReturnTest<Property>::SetPropertyImpl(Property value) {
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return [this, value] (struct ::statvfs *stat) {
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set(stat, value);
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};
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}
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#endif
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