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add readdir test

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This commit is contained in:
Falk Werner 2023-01-01 14:48:19 +01:00
parent 0e0bb74872
commit 2234f69d2d
4 changed files with 123 additions and 4 deletions
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1
CMakeLists.txt
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@ -72,6 +72,7 @@ if(NOT(WITHOUT_TEST))
test-src/integration/webfuse/test/process.cpp
test-src/integration/webfuse/test/daemon.cpp
test-src/integration/test_access.cpp
test-src/integration/test_readdir.cpp
)
target_include_directories(integration_tests PRIVATE test-src/integration ${GTEST_INCLUDE_DIRS} ${GMOCK_INCLUDE_DIRS})

1
src/webfuse/provider.cpp
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@ -63,6 +63,7 @@ public:
break;
case request_type::readdir:
fs_readdir(reader, writer);
break;
default:
std::cout << "unknown request: " << ((int) req_type) << std::endl;
break;

28
test-src/integration/test_access.cpp
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@ -36,16 +36,36 @@ int fs_getattr (std::string const & path, struct stat * attr)
}
}
TEST(access, ok_NO_MEMCHECK)
TEST(readdir, existing_file)
{
webfuse::filesystem_mock fs;
EXPECT_CALL(fs, access("/",_)).Times(AnyNumber()).WillRepeatedly(Return(0));
EXPECT_CALL(fs, access("/foo",_)).WillOnce(Return(0));
EXPECT_CALL(fs, access("/foo", F_OK)).WillOnce(Return(0));
EXPECT_CALL(fs, access("/foo", R_OK)).WillOnce(Return(0));
EXPECT_CALL(fs, access("/foo", W_OK)).WillOnce(Return(0));
EXPECT_CALL(fs, access("/foo", X_OK)).WillOnce(Return(-EACCES));
EXPECT_CALL(fs, getattr(_,_)).WillRepeatedly(Invoke(fs_getattr));
webfuse::fixture fixture(fs);
auto const path = fixture.get_path() + "/foo";
int const rc = ::access(path.c_str(), F_OK);
ASSERT_EQ(0, rc);
ASSERT_EQ(0, ::access(path.c_str(), F_OK));
ASSERT_EQ(0, ::access(path.c_str(), R_OK));
ASSERT_EQ(0, ::access(path.c_str(), W_OK));
ASSERT_EQ(-1, ::access(path.c_str(), X_OK));
ASSERT_EQ(EACCES, errno);
}
TEST(access, non_existing_file)
{
webfuse::filesystem_mock fs;
EXPECT_CALL(fs, access("/",_)).Times(AnyNumber()).WillRepeatedly(Return(0));
EXPECT_CALL(fs, access("/foo", F_OK)).WillOnce(Return(-ENOENT));
EXPECT_CALL(fs, getattr(_,_)).WillRepeatedly(Invoke(fs_getattr));
webfuse::fixture fixture(fs);
auto const path = fixture.get_path() + "/foo";
ASSERT_EQ(-1, ::access(path.c_str(), F_OK));
ASSERT_EQ(ENOENT, errno);
}

97
test-src/integration/test_readdir.cpp Normal file
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@ -0,0 +1,97 @@
#include "webfuse/webfuse.hpp"
#include "webfuse/test/fixture.hpp"
#include "webfuse/test/filesystem_mock.hpp"
#include "webfuse/test/daemon.hpp"
#include <gtest/gtest.h>
#include <unistd.h>
#include <dirent.h>
#include <string>
#include <unordered_map>
using testing::_;
using testing::Return;
using testing::Invoke;
using testing::AnyNumber;
TEST(readdir, existing_dir)
{
webfuse::filesystem_mock fs;
EXPECT_CALL(fs, access("/",_)).Times(AnyNumber()).WillRepeatedly(Return(0));
EXPECT_CALL(fs, getattr(_,_)).WillRepeatedly(Invoke([](auto const & path, auto * attr){
memset(reinterpret_cast<void*>(attr),0, sizeof(struct stat));
if ((path == "/") or (path == "/some_dir"))
{
attr->st_nlink = 1;
attr->st_mode = S_IFDIR | 0755;
return 0;
}
else
{
return -ENOENT;
}
}));
EXPECT_CALL(fs, readdir("/some_dir",_,_)).WillOnce(Invoke([](auto const & path, auto & entries, auto handle) {
entries.push_back("foo");
return 0;
}));
webfuse::fixture fixture(fs);
auto const path = fixture.get_path() + "/some_dir";
std::unordered_map<std::string, bool> expected_entries = {
{".", false},
{"..", false},
{"foo", false},
};
DIR * dir = opendir(path.c_str());
ASSERT_NE(nullptr, dir);
dirent * entry = readdir(dir);
int count = 0;
while (nullptr != entry)
{
count++;
auto it = expected_entries.find(entry->d_name);
ASSERT_NE(expected_entries.end(), it);
ASSERT_FALSE(it->second);
it->second = true;
entry = readdir(dir);
}
closedir(dir);
ASSERT_EQ(3, count);
}
TEST(readdir, non_existing_dir)
{
webfuse::filesystem_mock fs;
EXPECT_CALL(fs, access("/",_)).Times(AnyNumber()).WillRepeatedly(Return(0));
EXPECT_CALL(fs, getattr(_,_)).WillRepeatedly(Invoke([](auto const & path, auto * attr){
memset(reinterpret_cast<void*>(attr),0, sizeof(struct stat));
if (path == "/")
{
attr->st_nlink = 1;
attr->st_mode = S_IFDIR | 0755;
return 0;
}
else
{
return -ENOENT;
}
}));
EXPECT_CALL(fs, readdir("/some_dir",_,_)).Times(0);
webfuse::fixture fixture(fs);
auto const path = fixture.get_path() + "/some_dir";
DIR * dir = opendir(path.c_str());
ASSERT_EQ(nullptr, dir);
ASSERT_EQ(ENOENT, errno);
}