thin-provisioning-tools/unit-tests/damage_tracker_t.cc

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2013-05-13 15:57:38 +05:30
#include "gmock/gmock.h"
#include "test_utils.h"
#include "persistent-data/data-structures/btree_damage_visitor.h"
using namespace std;
using namespace persistent_data;
using namespace test;
using namespace testing;
//----------------------------------------------------------------
namespace {
typedef range<block_address> range64;
typedef damage_tracker::maybe_range64 mr64;
class DamageTrackerTests : public Test {
public:
void assert_no_damage(mr64 const &mr) const {
ASSERT_THAT(mr, Eq(mr64()));
}
void assert_damage(mr64 const &mr, range64 const &expected) const {
ASSERT_THAT(mr, Eq(mr64(expected)));
}
damage_tracker dt;
};
};
//----------------------------------------------------------------
TEST_F(DamageTrackerTests, good_leaf)
{
assert_no_damage(dt.good_leaf(0, 10));
assert_no_damage(dt.end());
}
TEST_F(DamageTrackerTests, bad_node)
{
dt.bad_node();
assert_damage(dt.end(), range64(0ull));
}
TEST_F(DamageTrackerTests, good_bad)
{
dt.good_leaf(0, 10);
dt.bad_node();
assert_damage(dt.end(), range64(10ull));
}
TEST_F(DamageTrackerTests, bad_good)
{
dt.bad_node();
assert_damage(dt.good_leaf(10, 20), range64(0ull, 10ull));
}
TEST_F(DamageTrackerTests, good_bad_good)
{
dt.good_leaf(0, 10);
dt.bad_node();
assert_damage(dt.good_leaf(20, 30), range64(10ull, 20ull));
assert_no_damage(dt.end());
}
TEST_F(DamageTrackerTests, bad_good_bad)
{
dt.bad_node();
dt.good_leaf(10, 20);
dt.bad_node();
assert_damage(dt.end(), range64(20ull));
}
TEST_F(DamageTrackerTests, gi_bl_gl)
{
dt.good_internal(0);
dt.bad_node();
assert_damage(dt.good_leaf(10, 20), range64(0ull, 10ull));
assert_no_damage(dt.end());
}
TEST_F(DamageTrackerTests, gi_gl_bl_bi)
{
dt.good_internal(0);
dt.good_leaf(0, 10);
dt.bad_node();
dt.bad_node();
assert_damage(dt.end(), range64(10ull));
}
TEST_F(DamageTrackerTests, gi_bi_gi_bl_gl)
{
dt.good_internal(0);
dt.bad_node();
assert_damage(dt.good_internal(10), range64(0ull, 10ull));
dt.bad_node();
assert_damage(dt.good_leaf(15, 20), range64(10ull, 15ull));
}
//----------------------------------------------------------------