thin-provisioning-tools/unit-tests/era_superblock_t.cc
2014-01-09 22:40:34 +00:00

113 lines
2.2 KiB
C++

#include "gmock/gmock.h"
#include "base/bits.h"
#include "era/superblock.h"
using namespace base;
using namespace era;
using namespace superblock_damage;
using namespace testing;
//----------------------------------------------------------------
namespace {
unsigned const NR_METADATA_BLOCKS = 100;
class damage_visitor_mock : public damage_visitor {
public:
MOCK_METHOD1(visit, void (superblock_corrupt const &));
MOCK_METHOD1(visit, void (superblock_invalid const &));
};
class EraSuperblockTests : public Test {
public:
EraSuperblockTests() {
sb_.bloom_tree_root = 1;
sb_.era_array_root = 2;
}
void check() {
check_superblock(sb_, NR_METADATA_BLOCKS, visitor_);
}
void check_invalid() {
EXPECT_CALL(visitor_, visit(Matcher<superblock_invalid const &>(_))).Times(1);
check();
}
damage_visitor_mock visitor_;
superblock sb_;
};
}
//----------------------------------------------------------------
TEST_F(EraSuperblockTests, default_constructed_superblock_is_valid)
{
check();
}
TEST_F(EraSuperblockTests, clean_shutdown_flag_is_valid)
{
sb_.flags.set_flag(superblock_flags::CLEAN_SHUTDOWN);
check();
}
TEST_F(EraSuperblockTests, unhandled_flags_get_set_correctly_and_is_invalid)
{
uint32_t bad_flag = 1 << 12;
sb_.flags = superblock_flags(bad_flag | 1);
ASSERT_THAT(sb_.flags.get_unhandled_flags(), Eq(bad_flag));
check_invalid();
}
TEST_F(EraSuperblockTests, blocknr_is_in_range)
{
sb_.blocknr = NR_METADATA_BLOCKS;
check_invalid();
}
TEST_F(EraSuperblockTests, magic_is_checked)
{
sb_.magic = 12345;
check_invalid();
}
TEST_F(EraSuperblockTests, version_gt_1_is_checked)
{
sb_.version = 2;
check_invalid();
}
TEST_F(EraSuperblockTests, version_lt_1_is_checked)
{
sb_.version = 0;
check_invalid();
}
TEST_F(EraSuperblockTests, metadata_block_size_checked)
{
sb_.metadata_block_size = 16;
check_invalid();
}
TEST_F(EraSuperblockTests, bloom_tree_root_isnt_0)
{
sb_.bloom_tree_root = 0;
check_invalid();
}
TEST_F(EraSuperblockTests, era_array_root_isnt_0)
{
sb_.era_array_root = 0;
check_invalid();
}
TEST_F(EraSuperblockTests, bloom_root_isnt_era_array_root)
{
sb_.bloom_tree_root = 10;
sb_.era_array_root = 10;
check_invalid();
}
//----------------------------------------------------------------