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71 lines
2.0 KiB
71 lines
2.0 KiB
#include "webfuse/webfuse.hpp"
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#include "webfuse/test/fixture.hpp"
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#include "webfuse/test/filesystem_mock.hpp"
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#include <gtest/gtest.h>
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#include <fstream>
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#include <sstream>
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using testing::_;
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using testing::Return;
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using testing::Invoke;
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using testing::AnyNumber;
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using testing::AtMost;
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TEST(read, success)
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{
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std::string expected = "Hello, World!";
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webfuse::filesystem_mock fs;
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EXPECT_CALL(fs, access("/",_)).Times(AnyNumber()).WillRepeatedly(Return(0));
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EXPECT_CALL(fs, getattr(_,_)).WillRepeatedly(Invoke([&expected](std::string const & path, struct stat * attr){
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memset(reinterpret_cast<void*>(attr),0, sizeof(struct stat));
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if (path == "/")
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{
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attr->st_nlink = 1;
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attr->st_mode = S_IFDIR | 0755;
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return 0;
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}
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if (path == "/some_file")
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{
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attr->st_nlink = 1;
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attr->st_mode = S_IFREG | 0644;
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attr->st_size = expected.size();
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return 0;
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}
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else
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{
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return -ENOENT;
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}
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}));
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EXPECT_CALL(fs, open("/some_file", _, _)).WillOnce(Return(0));
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EXPECT_CALL(fs, read("/some_file", _, _, _, _)).Times(AnyNumber()).WillRepeatedly(Invoke([&expected](auto const &, char * buffer, size_t buffer_size, uint64_t offset, auto){
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if (offset < expected.size())
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{
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auto const count = std::min(buffer_size, expected.size() - offset);
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memcpy(reinterpret_cast<void*>(buffer), reinterpret_cast<void const *>(&expected[offset]), count);
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return (int) count;
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}
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else
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{
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return 0;
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}
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}));
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EXPECT_CALL(fs, release("/some_file", _)).Times(AtMost(1)).WillOnce(Return(0));
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webfuse::fixture fixture(fs);
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auto const path = fixture.get_path() + "/some_file";
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std::string contents;
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{
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std::ifstream in(path);
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std::stringstream buffer;
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buffer << in.rdbuf();
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contents = buffer.str();
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}
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ASSERT_EQ(expected, contents);
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}
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