156 lines
3.1 KiB
C++
156 lines
3.1 KiB
C++
#include "gmock/gmock.h"
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#include "base/bits.h"
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#include "caching/superblock.h"
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using namespace base;
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using namespace caching;
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using namespace superblock_damage;
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using namespace testing;
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//----------------------------------------------------------------
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namespace {
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class damage_visitor_mock : public damage_visitor {
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public:
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MOCK_METHOD1(visit, void(superblock_corrupt const &));
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MOCK_METHOD1(visit, void(superblock_invalid const &));
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};
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class CacheSuperblockTests : public Test {
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public:
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CacheSuperblockTests() {
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}
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void check() {
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check_superblock(sb_, 100, visitor_);
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}
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void expect_invalid() {
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EXPECT_CALL(visitor_, visit(Matcher<superblock_invalid const &>(_))).Times(1);
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}
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void check_invalid() {
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expect_invalid();
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check();
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}
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damage_visitor_mock visitor_;
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superblock sb_;
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};
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bool operator ==(superblock_corrupt const &lhs, superblock_corrupt const &rhs) {
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return lhs.get_desc() == rhs.get_desc();
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}
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bool operator ==(superblock_invalid const &lhs, superblock_invalid const &rhs) {
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return lhs.get_desc() == rhs.get_desc();
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}
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ostream &operator <<(ostream &out, damage const &d) {
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out << d.get_desc();
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return out;
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}
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ostream &operator <<(ostream &out, superblock_invalid const &d) {
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out << "superblock_invalid: " << d.get_desc();
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return out;
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}
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}
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//----------------------------------------------------------------
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TEST_F(CacheSuperblockTests, default_constructed_superblock_is_valid)
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{
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check();
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}
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TEST_F(CacheSuperblockTests, clean_shutdown_flag_is_valid)
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{
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sb_.flags.set_flag(superblock_flags::CLEAN_SHUTDOWN);
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check();
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}
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TEST_F(CacheSuperblockTests, unhandled_flags_gets_set_correctly_and_is_invalid)
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{
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uint32_t bad_flag = 1 << 12;
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sb_.flags = superblock_flags(bad_flag | 1);
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ASSERT_THAT(sb_.flags.get_unhandled_flags(), Eq(bad_flag));
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check_invalid();
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}
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TEST_F(CacheSuperblockTests, blocknr_is_in_range)
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{
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sb_.blocknr = 101;
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check_invalid();
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}
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TEST_F(CacheSuperblockTests, magic_is_checked)
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{
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sb_.magic = 12345;
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check_invalid();
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}
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TEST_F(CacheSuperblockTests, version_gt_1_is_checked)
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{
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sb_.version = 2;
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check_invalid();
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}
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TEST_F(CacheSuperblockTests, version_lt_1_is_checked)
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{
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sb_.version = 0;
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check_invalid();
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}
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TEST_F(CacheSuperblockTests, policy_name_must_be_null_terminated)
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{
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for (unsigned i = 0; i < CACHE_POLICY_NAME_SIZE; i++)
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sb_.policy_name[i] = 'a';
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check_invalid();
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}
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TEST_F(CacheSuperblockTests, policy_hint_size_checked)
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{
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sb_.policy_hint_size = 3;
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check_invalid();
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sb_.policy_hint_size = 129;
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check_invalid();
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sb_.policy_hint_size = 132;
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check_invalid();
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}
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TEST_F(CacheSuperblockTests, metadata_block_size_checked)
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{
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sb_.metadata_block_size = 16;
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check_invalid();
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}
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TEST_F(CacheSuperblockTests, compat_flags_checked)
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{
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sb_.compat_flags = 1;
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check_invalid();
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}
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TEST_F(CacheSuperblockTests, compat_ro_flags_checked)
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{
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sb_.compat_ro_flags = 1;
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check_invalid();
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}
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TEST_F(CacheSuperblockTests, valid_incompat_flags_are_checked)
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{
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set_bit(sb_.incompat_flags, VARIABLE_HINT_SIZE_BIT);
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check();
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}
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TEST_F(CacheSuperblockTests, invalid_incompat_flags_checked)
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{
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set_bit(sb_.incompat_flags, 15);
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check_invalid();
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}
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//----------------------------------------------------------------
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