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Small work on metadata_checker tests.

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This commit is contained in:
Joe Thornber 2013-04-26 15:55:45 +01:00
parent b1e0ca2207
commit 441cba7185
5 changed files with 17 additions and 4 deletions
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4
thin-provisioning/superblock_validator.cc
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@ -11,7 +11,7 @@ namespace {
unsigned const SECTOR_TO_BLOCK_SHIFT = 3; unsigned const SECTOR_TO_BLOCK_SHIFT = 3;
uint32_t const SUPERBLOCK_CSUM_SEED = 160774; uint32_t const SUPERBLOCK_CSUM_SEED = 160774;
struct validator : public block_manager<>::validator { struct sb_validator : public block_manager<>::validator {
virtual void check(buffer<> const &b, block_address location) const { virtual void check(buffer<> const &b, block_address location) const {
superblock_disk const *sbd = reinterpret_cast<superblock_disk const *>(&b); superblock_disk const *sbd = reinterpret_cast<superblock_disk const *>(&b);
crc32c sum(SUPERBLOCK_CSUM_SEED); crc32c sum(SUPERBLOCK_CSUM_SEED);
@ -34,7 +34,7 @@ namespace {
block_manager<>::validator::ptr block_manager<>::validator::ptr
thin_provisioning::superblock_validator() thin_provisioning::superblock_validator()
{ {
return block_manager<>::validator::ptr(new validator); return block_manager<>::validator::ptr(new sb_validator);
} }
//---------------------------------------------------------------- //----------------------------------------------------------------

1
unit-tests/Makefile.in
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@ -40,6 +40,7 @@ lib/libgmock.a: $(GMOCK_DEPS)
TEST_SOURCE=\ TEST_SOURCE=\
unit-tests/gmock_main.cc \ unit-tests/gmock_main.cc \
unit-tests/test_utils.cc \
\ \
unit-tests/array_block_t.cc \ unit-tests/array_block_t.cc \
unit-tests/array_t.cc \ unit-tests/array_t.cc \

3
unit-tests/metadata_checker_t.cc
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@ -120,8 +120,7 @@ namespace {
} }
void corrupt_superblock() { void corrupt_superblock() {
block_manager<>::write_ref wr = bm_->write_lock(0); zero_block(bm_, SUPERBLOCK_LOCATION);
wr.data()[57] = 0;
} }
with_temp_directory dir_; with_temp_directory dir_;

11
unit-tests/test_utils.cc Normal file
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@ -0,0 +1,11 @@
#include "test_utils.h"
//----------------------------------------------------------------
void test::zero_block(block_manager<>::ptr bm, block_address b)
{
block_manager<>::write_ref wr = bm->write_lock(b);
memset(&wr.data(), 0, sizeof(wr.data()));
}
//----------------------------------------------------------------

2
unit-tests/test_utils.h
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@ -35,6 +35,8 @@ namespace test {
new block_manager<BlockSize>(path, nr, MAX_HELD_LOCKS, new block_manager<BlockSize>(path, nr, MAX_HELD_LOCKS,
block_io<BlockSize>::CREATE)); block_io<BlockSize>::CREATE));
} }
void zero_block(block_manager<>::ptr bm, block_address b);
} }
//---------------------------------------------------------------- //----------------------------------------------------------------