libcryfs/test/cryfs-cli/CliTest_WrongEnvironment.cpp
Sebastian Messmer 443298844e Fix test cases
2016-09-25 02:50:28 +02:00

233 lines
9.4 KiB
C++

#include "testutils/CliTest.h"
namespace bf = boost::filesystem;
using ::testing::Values;
using ::testing::WithParamInterface;
using ::testing::Return;
using ::testing::_;
using std::vector;
using cpputils::TempFile;
struct TestConfig {
bool externalConfigfile;
bool logIsNotStderr;
bool runningInForeground;
};
//Tests what happens if cryfs is run in the wrong environment, i.e. with a base directory that doesn't exist or similar
class CliTest_WrongEnvironment: public CliTest, public WithParamInterface<TestConfig> {
public:
void SetAllPermissions(const bf::path &dir) {
bf::permissions(dir, bf::owner_write|bf::owner_read|bf::owner_exe);
}
void SetNoReadPermission(const bf::path &dir) {
bf::permissions(dir, bf::owner_write|bf::owner_exe);
}
void SetNoWritePermission(const bf::path &dir) {
bf::permissions(dir, bf::owner_read|bf::owner_exe);
}
void SetNoExePermission(const bf::path &dir) {
bf::permissions(dir, bf::owner_read|bf::owner_write);
}
void SetNoPermission(const bf::path &dir) {
bf::permissions(dir, bf::no_perms);
}
void Test_Run_Success() {
EXPECT_RUN_SUCCESS(args(), mountdir);
}
void Test_Run_Error(const char *expectedError) {
EXPECT_RUN_ERROR(
args(),
expectedError
);
}
vector<const char*> args() {
vector<const char*> result = {basedir.c_str(), mountdir.c_str()};
if (GetParam().externalConfigfile) {
result.push_back("--config");
result.push_back(configfile.path().c_str());
}
if (GetParam().logIsNotStderr) {
result.push_back("--logfile");
result.push_back(logfile.path().c_str());
}
if (GetParam().runningInForeground) {
result.push_back("-f");
}
// Test case should be non-interactive, so don't ask for cipher.
result.push_back("--cipher");
result.push_back("aes-256-gcm");
return result;
}
};
INSTANTIATE_TEST_CASE_P(DefaultParams, CliTest_WrongEnvironment, Values(TestConfig({false, false, false})));
INSTANTIATE_TEST_CASE_P(ExternalConfigfile, CliTest_WrongEnvironment, Values(TestConfig({true, false, false})));
INSTANTIATE_TEST_CASE_P(LogIsNotStderr, CliTest_WrongEnvironment, Values(TestConfig({false, true, false})));
INSTANTIATE_TEST_CASE_P(ExternalConfigfile_LogIsNotStderr, CliTest_WrongEnvironment, Values(TestConfig({true, true, false})));
INSTANTIATE_TEST_CASE_P(RunningInForeground, CliTest_WrongEnvironment, Values(TestConfig({false, false, true})));
INSTANTIATE_TEST_CASE_P(RunningInForeground_ExternalConfigfile, CliTest_WrongEnvironment, Values(TestConfig({true, false, true})));
INSTANTIATE_TEST_CASE_P(RunningInForeground_LogIsNotStderr, CliTest_WrongEnvironment, Values(TestConfig({false, true, true})));
INSTANTIATE_TEST_CASE_P(RunningInForeground_ExternalConfigfile_LogIsNotStderr, CliTest_WrongEnvironment, Values(TestConfig({true, true, true})));
//Counter-Test. Test that it doesn't fail if we call it without an error condition.
TEST_P(CliTest_WrongEnvironment, NoErrorCondition) {
if (!GetParam().runningInForeground) {return;} // TODO Make this work also if run in background (see CliTest::EXPECT_RUN_SUCCESS)
Test_Run_Success();
}
TEST_P(CliTest_WrongEnvironment, MountDirIsBaseDir) {
mountdir = basedir;
Test_Run_Error("Error: base directory can't be inside the mount directory");
}
bf::path make_relative(const bf::path &path) {
bf::path result;
bf::path cwd = bf::current_path();
for(auto iter = ++cwd.begin(); iter!=cwd.end(); ++iter) {
result /= "..";
}
result /= path;
return result;
}
TEST_P(CliTest_WrongEnvironment, MountDirIsBaseDir_MountDirRelative) {
mountdir = make_relative(basedir);
Test_Run_Error("Error: base directory can't be inside the mount directory");
}
TEST_P(CliTest_WrongEnvironment, MountDirIsBaseDir_BaseDirRelative) {
mountdir = basedir;
basedir = make_relative(basedir);
Test_Run_Error("Error: base directory can't be inside the mount directory");
}
TEST_P(CliTest_WrongEnvironment, MountDirIsBaseDir_BothRelative) {
basedir = make_relative(basedir);
mountdir = basedir;
Test_Run_Error("Error: base directory can't be inside the mount directory");
}
TEST_P(CliTest_WrongEnvironment, BaseDir_DoesntExist) {
_basedir.remove();
// ON_CALL and not EXPECT_CALL, because this is a death test (i.e. it is forked) and gmock EXPECT_CALL in fork children don't report to parents.
ON_CALL(*console, askYesNo("Could not find base directory. Do you want to create it?", _)).WillByDefault(Return(false));
Test_Run_Error("Error: base directory not found");
}
TEST_P(CliTest_WrongEnvironment, BaseDir_DoesntExist_Noninteractive) {
_basedir.remove();
// We can't set an EXPECT_CALL().Times(0), because this is a death test (i.e. it is forked) and gmock EXPECT_CALL in fork children don't report to parents.
// So we set a default answer that shouldn't crash and check it's not called by checking that it crashes.
ON_CALL(*console, askYesNo("Could not find base directory. Do you want to create it?", _)).WillByDefault(Return(true));
::setenv("CRYFS_FRONTEND", "noninteractive", 1);
Test_Run_Error("Error: base directory not found");
::unsetenv("CRYFS_FRONTEND");
}
TEST_P(CliTest_WrongEnvironment, BaseDir_DoesntExist_Create) {
if (!GetParam().runningInForeground) {return;} // TODO Make this work also if run in background (see CliTest::EXPECT_RUN_SUCCESS)
_basedir.remove();
ON_CALL(*console, askYesNo("Could not find base directory. Do you want to create it?", _)).WillByDefault(Return(true));
Test_Run_Success();
EXPECT_TRUE(bf::exists(_basedir.path()) && bf::is_directory(_basedir.path()));
}
TEST_P(CliTest_WrongEnvironment, BaseDir_IsNotDirectory) {
TempFile basedirfile;
basedir = basedirfile.path();
Test_Run_Error("Error: base directory is not a directory");
}
TEST_P(CliTest_WrongEnvironment, BaseDir_AllPermissions) {
if (!GetParam().runningInForeground) {return;} // TODO Make this work also if run in background (see CliTest::EXPECT_RUN_SUCCESS)
//Counter-Test. Test it doesn't fail if permissions are there.
SetAllPermissions(basedir);
Test_Run_Success();
}
TEST_P(CliTest_WrongEnvironment, BaseDir_NoReadPermission) {
SetNoReadPermission(basedir);
Test_Run_Error("Error: Could not read from base directory");
}
TEST_P(CliTest_WrongEnvironment, BaseDir_NoWritePermission) {
SetNoWritePermission(basedir);
Test_Run_Error("Error: Could not write to base directory");
}
TEST_P(CliTest_WrongEnvironment, BaseDir_NoExePermission) {
SetNoExePermission(basedir);
Test_Run_Error("Error: Could not write to base directory");
}
TEST_P(CliTest_WrongEnvironment, BaseDir_NoPermission) {
SetNoPermission(basedir);
Test_Run_Error("Error: Could not write to base directory");
}
TEST_P(CliTest_WrongEnvironment, MountDir_DoesntExist) {
_mountdir.remove();
// ON_CALL and not EXPECT_CALL, because this is a death test (i.e. it is forked) and gmock EXPECT_CALL in fork children don't report to parents.
ON_CALL(*console, askYesNo("Could not find mount directory. Do you want to create it?", _)).WillByDefault(Return(false));
Test_Run_Error("Error: mount directory not found");
}
TEST_P(CliTest_WrongEnvironment, MountDir_DoesntExist_Noninteractive) {
_mountdir.remove();
// We can't set an EXPECT_CALL().Times(0), because this is a death test (i.e. it is forked) and gmock EXPECT_CALL in fork children don't report to parents.
// So we set a default answer that shouldn't crash and check it's not called by checking that it crashes.
ON_CALL(*console, askYesNo("Could not find base directory. Do you want to create it?", _)).WillByDefault(Return(true));
::setenv("CRYFS_FRONTEND", "noninteractive", 1);
Test_Run_Error("Error: mount directory not found");
::unsetenv("CRYFS_FRONTEND");
}
TEST_P(CliTest_WrongEnvironment, MountDir_DoesntExist_Create) {
if (!GetParam().runningInForeground) {return;} // TODO Make this work also if run in background (see CliTest::EXPECT_RUN_SUCCESS)
_mountdir.remove();
ON_CALL(*console, askYesNo("Could not find mount directory. Do you want to create it?", _)).WillByDefault(Return(true));
Test_Run_Success();
EXPECT_TRUE(bf::exists(_mountdir.path()) && bf::is_directory(_mountdir.path()));
}
TEST_P(CliTest_WrongEnvironment, MountDir_IsNotDirectory) {
TempFile mountdirfile;
mountdir = mountdirfile.path();
Test_Run_Error("Error: mount directory is not a directory");
}
TEST_P(CliTest_WrongEnvironment, MountDir_AllPermissions) {
if (!GetParam().runningInForeground) {return;} // TODO Make this work also if run in background (see CliTest::EXPECT_RUN_SUCCESS)
//Counter-Test. Test it doesn't fail if permissions are there.
SetAllPermissions(mountdir);
Test_Run_Success();
}
TEST_P(CliTest_WrongEnvironment, MountDir_NoReadPermission) {
SetNoReadPermission(mountdir);
Test_Run_Error("Error: Could not read from mount directory");
}
TEST_P(CliTest_WrongEnvironment, MountDir_NoWritePermission) {
SetNoWritePermission(mountdir);
Test_Run_Error("Error: Could not write to mount directory");
}
TEST_P(CliTest_WrongEnvironment, MountDir_NoExePermission) {
SetNoExePermission(mountdir);
Test_Run_Error("Error: Could not write to mount directory");
}
TEST_P(CliTest_WrongEnvironment, MountDir_NoPermission) {
SetNoPermission(mountdir);
Test_Run_Error("Error: Could not write to mount directory");
}