43 lines
1.4 KiB
C++
43 lines
1.4 KiB
C++
#include "testutils/FuseCreateAndOpenTest.h"
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using ::testing::_;
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using ::testing::StrEq;
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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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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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int fd = CreateAndOpenFile(fs.get(), filename);
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ReadFile(fd);
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}
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private:
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int CreateAndOpenFile(const TempTestFS *fs, const char *filename) {
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auto realpath = fs->mountDir() / filename;
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int fd = ::open(realpath.c_str(), O_RDONLY | O_CREAT, S_IRUSR | S_IRGRP | S_IROTH);
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EXPECT_GE(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;
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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_CASE_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(StrEq(FILENAME), _, _, _))
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.Times(1).WillOnce(Return(GetParam()));
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EXPECT_CALL(fsimpl, read(GetParam(), _, _, _)).Times(1).WillOnce(Return(1));
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//For the syscall to succeed, we also need to give an fstat implementation.
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ReturnIsFileOnFstatWithSize(GetParam(), 1);
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CreateAndOpenAndReadFile(FILENAME);
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}
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