44 lines
1.6 KiB
C++
44 lines
1.6 KiB
C++
#include "testutils/FuseCreateAndOpenTest.h"
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using ::testing::Eq;
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using ::testing::WithParamInterface;
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using ::testing::Values;
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using ::testing::Return;
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using cpputils::unique_ref;
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using cpputils::make_unique_ref;
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class FuseCreateAndOpenFileDescriptorTest: public FuseCreateAndOpenTest, public WithParamInterface<int> {
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public:
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void CreateAndOpenAndReadFile(const char *filename) {
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auto fs = TestFS();
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auto fd = CreateAndOpenFile(fs.get(), filename);
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ReadFile(fd->fd());
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}
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private:
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unique_ref<OpenFileHandle> CreateAndOpenFile(const TempTestFS *fs, const char *filename) {
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auto realpath = fs->mountDir() / filename;
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auto fd = make_unique_ref<OpenFileHandle>(realpath.string().c_str(), O_RDONLY | O_CREAT, S_IRUSR | S_IRGRP | S_IROTH);
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EXPECT_GE(fd->fd(), 0) << "Creating file failed";
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return fd;
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}
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void ReadFile(int fd) {
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uint8_t buf = 0;
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int retval = ::read(fd, &buf, 1);
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EXPECT_EQ(1, retval) << "Reading file failed";
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}
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};
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INSTANTIATE_TEST_SUITE_P(FuseCreateAndOpenFileDescriptorTest, FuseCreateAndOpenFileDescriptorTest, Values(0, 2, 5, 1000, 1024*1024*1024));
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TEST_P(FuseCreateAndOpenFileDescriptorTest, TestReturnedFileDescriptor) {
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ReturnDoesntExistOnLstat(FILENAME);
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EXPECT_CALL(*fsimpl, createAndOpenFile(Eq(FILENAME), testing::_, testing::_, testing::_))
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.Times(1).WillOnce(Return(GetParam()));
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EXPECT_CALL(*fsimpl, read(GetParam(), testing::_, testing::_, testing::_)).Times(1).WillOnce(Return(fspp::num_bytes_t(1)));
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//For the syscall to succeed, we also need to give an fstat implementation.
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ReturnIsFileOnFstatWithSize(GetParam(), fspp::num_bytes_t(1));
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CreateAndOpenAndReadFile(FILENAME);
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}
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