242 lines
10 KiB
C++
242 lines
10 KiB
C++
#include "testutils/CliTest.h"
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#include <cpp-utils/system/env.h>
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namespace bf = boost::filesystem;
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using ::testing::Values;
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using ::testing::WithParamInterface;
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using ::testing::Return;
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using std::vector;
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using cpputils::TempFile;
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using cryfs::ErrorCode;
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struct TestConfig {
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bool externalConfigfile;
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bool logIsNotStderr;
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bool runningInForeground;
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};
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//Tests what happens if cryfs is run in the wrong environment, i.e. with a base directory that doesn't exist or similar
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class CliTest_WrongEnvironment: public CliTest, public WithParamInterface<TestConfig> {
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public:
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void SetAllPermissions(const bf::path &dir) {
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bf::permissions(dir, bf::owner_write|bf::owner_read|bf::owner_exe);
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}
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void SetNoReadPermission(const bf::path &dir) {
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bf::permissions(dir, bf::owner_write|bf::owner_exe);
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}
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void SetNoWritePermission(const bf::path &dir) {
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bf::permissions(dir, bf::owner_read|bf::owner_exe);
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}
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void SetNoExePermission(const bf::path &dir) {
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bf::permissions(dir, bf::owner_read|bf::owner_write);
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}
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void SetNoPermission(const bf::path &dir) {
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bf::permissions(dir, bf::no_perms);
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}
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void Test_Run_Success() {
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EXPECT_RUN_SUCCESS(args(), mountdir);
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}
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void Test_Run_Error(const char *expectedError, cryfs::ErrorCode errorCode) {
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EXPECT_RUN_ERROR(
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args(),
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expectedError,
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errorCode
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);
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}
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vector<string> args() {
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vector<string> result = {basedir.string(), mountdir.string()};
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if (GetParam().externalConfigfile) {
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result.push_back("--config");
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result.push_back(configfile.path().string());
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}
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if (GetParam().logIsNotStderr) {
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result.push_back("--logfile");
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result.push_back(logfile.path().string());
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}
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if (GetParam().runningInForeground) {
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result.push_back("-f");
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}
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// Test case should be non-interactive, so don't ask for cipher.
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result.push_back("--cipher");
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result.push_back("aes-256-gcm");
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return result;
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}
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};
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INSTANTIATE_TEST_SUITE_P(DefaultParams, CliTest_WrongEnvironment, Values(TestConfig({false, false, false})));
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INSTANTIATE_TEST_SUITE_P(ExternalConfigfile, CliTest_WrongEnvironment, Values(TestConfig({true, false, false})));
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INSTANTIATE_TEST_SUITE_P(LogIsNotStderr, CliTest_WrongEnvironment, Values(TestConfig({false, true, false})));
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INSTANTIATE_TEST_SUITE_P(ExternalConfigfile_LogIsNotStderr, CliTest_WrongEnvironment, Values(TestConfig({true, true, false})));
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INSTANTIATE_TEST_SUITE_P(RunningInForeground, CliTest_WrongEnvironment, Values(TestConfig({false, false, true})));
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INSTANTIATE_TEST_SUITE_P(RunningInForeground_ExternalConfigfile, CliTest_WrongEnvironment, Values(TestConfig({true, false, true})));
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INSTANTIATE_TEST_SUITE_P(RunningInForeground_LogIsNotStderr, CliTest_WrongEnvironment, Values(TestConfig({false, true, true})));
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INSTANTIATE_TEST_SUITE_P(RunningInForeground_ExternalConfigfile_LogIsNotStderr, CliTest_WrongEnvironment, Values(TestConfig({true, true, true})));
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//Counter-Test. Test that it doesn't fail if we call it without an error condition.
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TEST_P(CliTest_WrongEnvironment, NoErrorCondition) {
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if (!GetParam().runningInForeground) {return;} // TODO Make this work also if run in background (see CliTest::EXPECT_RUN_SUCCESS)
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Test_Run_Success();
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}
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TEST_P(CliTest_WrongEnvironment, MountDirIsBaseDir) {
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mountdir = basedir;
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Test_Run_Error("Error 18: base directory can't be inside the mount directory", ErrorCode::BaseDirInsideMountDir);
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}
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bf::path make_relative(const bf::path &path) {
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bf::path result;
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const bf::path cwd = bf::current_path();
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for(auto iter = ++cwd.begin(); iter!=cwd.end(); ++iter) {
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result /= "..";
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}
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result /= path.relative_path();
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return result;
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}
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TEST_P(CliTest_WrongEnvironment, MountDirIsBaseDir_MountDirRelative) {
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mountdir = make_relative(basedir);
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Test_Run_Error("Error 18: base directory can't be inside the mount directory", ErrorCode::BaseDirInsideMountDir);
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}
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TEST_P(CliTest_WrongEnvironment, MountDirIsBaseDir_BaseDirRelative) {
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mountdir = basedir;
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basedir = make_relative(basedir);
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Test_Run_Error("Error 18: base directory can't be inside the mount directory", ErrorCode::BaseDirInsideMountDir);
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}
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TEST_P(CliTest_WrongEnvironment, MountDirIsBaseDir_BothRelative) {
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basedir = make_relative(basedir);
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mountdir = basedir;
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Test_Run_Error("Error 18: base directory can't be inside the mount directory", ErrorCode::BaseDirInsideMountDir);
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}
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TEST_P(CliTest_WrongEnvironment, BaseDir_DoesntExist) {
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_basedir.remove();
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// 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.
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ON_CALL(*console, askYesNo("Could not find base directory. Do you want to create it?", testing::_)).WillByDefault(Return(false));
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Test_Run_Error("Error 16: base directory not found", ErrorCode::InaccessibleBaseDir);
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}
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TEST_P(CliTest_WrongEnvironment, BaseDir_DoesntExist_Noninteractive) {
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_basedir.remove();
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// 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.
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// So we set a default answer that shouldn't crash and check it's not called by checking that it crashes.
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ON_CALL(*console, askYesNo("Could not find base directory. Do you want to create it?", testing::_)).WillByDefault(Return(true));
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cpputils::setenv("CRYFS_FRONTEND", "noninteractive");
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Test_Run_Error("Error 16: base directory not found", ErrorCode::InaccessibleBaseDir);
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cpputils::unsetenv("CRYFS_FRONTEND");
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}
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TEST_P(CliTest_WrongEnvironment, BaseDir_DoesntExist_Create) {
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if (!GetParam().runningInForeground) {return;} // TODO Make this work also if run in background (see CliTest::EXPECT_RUN_SUCCESS)
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_basedir.remove();
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ON_CALL(*console, askYesNo("Could not find base directory. Do you want to create it?", testing::_)).WillByDefault(Return(true));
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Test_Run_Success();
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EXPECT_TRUE(bf::exists(_basedir.path()) && bf::is_directory(_basedir.path()));
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}
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TEST_P(CliTest_WrongEnvironment, BaseDir_IsNotDirectory) {
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const TempFile basedirfile;
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basedir = basedirfile.path();
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Test_Run_Error("Error 16: base directory is not a directory", ErrorCode::InaccessibleBaseDir);
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}
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TEST_P(CliTest_WrongEnvironment, BaseDir_AllPermissions) {
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if (!GetParam().runningInForeground) {return;} // TODO Make this work also if run in background (see CliTest::EXPECT_RUN_SUCCESS)
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//Counter-Test. Test it doesn't fail if permissions are there.
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SetAllPermissions(basedir);
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Test_Run_Success();
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}
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// boost::filesystem doesn't set permissions on Windows correctly
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#if !defined(_MSC_VER)
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TEST_P(CliTest_WrongEnvironment, BaseDir_NoReadPermission) {
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SetNoReadPermission(basedir);
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Test_Run_Error("Error 16: Could not read from base directory", ErrorCode::InaccessibleBaseDir);
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}
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TEST_P(CliTest_WrongEnvironment, BaseDir_NoExePermission) {
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SetNoExePermission(basedir);
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Test_Run_Error("Error 16: Could not write to base directory", ErrorCode::InaccessibleBaseDir);
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}
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TEST_P(CliTest_WrongEnvironment, BaseDir_NoWritePermission) {
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SetNoWritePermission(basedir);
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Test_Run_Error("Error 16: Could not write to base directory", ErrorCode::InaccessibleBaseDir);
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}
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TEST_P(CliTest_WrongEnvironment, BaseDir_NoPermission) {
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SetNoPermission(basedir);
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Test_Run_Error("Error 16: Could not write to base directory", ErrorCode::InaccessibleBaseDir);
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}
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#endif
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TEST_P(CliTest_WrongEnvironment, MountDir_DoesntExist) {
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_mountdir.remove();
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// 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.
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ON_CALL(*console, askYesNo("Could not find mount directory. Do you want to create it?", testing::_)).WillByDefault(Return(false));
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Test_Run_Error("mount directory not found", ErrorCode::InaccessibleMountDir);
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}
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TEST_P(CliTest_WrongEnvironment, MountDir_DoesntExist_Noninteractive) {
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_mountdir.remove();
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// 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.
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// So we set a default answer that shouldn't crash and check it's not called by checking that it crashes.
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ON_CALL(*console, askYesNo("Could not find base directory. Do you want to create it?", testing::_)).WillByDefault(Return(true));
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cpputils::setenv("CRYFS_FRONTEND", "noninteractive");
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Test_Run_Error("mount directory not found", ErrorCode::InaccessibleMountDir);
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cpputils::unsetenv("CRYFS_FRONTEND");
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}
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TEST_P(CliTest_WrongEnvironment, MountDir_DoesntExist_Create) {
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if (!GetParam().runningInForeground) {return;} // TODO Make this work also if run in background (see CliTest::EXPECT_RUN_SUCCESS)
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_mountdir.remove();
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ON_CALL(*console, askYesNo("Could not find mount directory. Do you want to create it?", testing::_)).WillByDefault(Return(true));
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Test_Run_Success();
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EXPECT_TRUE(bf::exists(_mountdir.path()) && bf::is_directory(_mountdir.path()));
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}
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TEST_P(CliTest_WrongEnvironment, MountDir_IsNotDirectory) {
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const TempFile mountdirfile;
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mountdir = mountdirfile.path();
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Test_Run_Error("Error 17: mount directory is not a directory", ErrorCode::InaccessibleMountDir);
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}
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TEST_P(CliTest_WrongEnvironment, MountDir_AllPermissions) {
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if (!GetParam().runningInForeground) {return;} // TODO Make this work also if run in background (see CliTest::EXPECT_RUN_SUCCESS)
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//Counter-Test. Test it doesn't fail if permissions are there.
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SetAllPermissions(mountdir);
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Test_Run_Success();
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}
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// boost::filesystem doesn't set permissions on Windows correctly
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#if !defined(_MSC_VER)
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TEST_P(CliTest_WrongEnvironment, MountDir_NoReadPermission) {
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SetNoReadPermission(mountdir);
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Test_Run_Error("Error 17: Could not read from mount directory", ErrorCode::InaccessibleMountDir);
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}
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TEST_P(CliTest_WrongEnvironment, MountDir_NoExePermission) {
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SetNoExePermission(mountdir);
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Test_Run_Error("Error 17: Could not write to mount directory", ErrorCode::InaccessibleMountDir);
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}
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TEST_P(CliTest_WrongEnvironment, MountDir_NoWritePermission) {
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SetNoWritePermission(mountdir);
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Test_Run_Error("Error 17: Could not write to mount directory", ErrorCode::InaccessibleMountDir);
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}
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TEST_P(CliTest_WrongEnvironment, MountDir_NoPermission) {
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SetNoPermission(mountdir);
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Test_Run_Error("Error 17: Could not write to mount directory", ErrorCode::InaccessibleMountDir);
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}
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#endif
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