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[metadata_checker_t] check the range for missing_devices_damage.

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This commit is contained in:
Joe Thornber 2013-05-02 12:22:54 +01:00
parent 008a4d495c
commit 5913de5e38
1 changed files with 17 additions and 7 deletions
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24
unit-tests/metadata_checker_t.cc
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@ -8,8 +8,9 @@
#include "thin-provisioning/superblock_checker.h" #include "thin-provisioning/superblock_checker.h"
#include "thin-provisioning/superblock_validator.h" #include "thin-provisioning/superblock_validator.h"
#include <vector> #include <stdlib.h>
#include <unistd.h> #include <unistd.h>
#include <vector>
using namespace persistent_data; using namespace persistent_data;
using namespace std; using namespace std;
@ -163,6 +164,13 @@ namespace {
return nodes_; return nodes_;
} }
node_info const &random_node() const {
if (nodes_.empty())
throw runtime_error("no nodes in btree");
return nodes_[::random() % nodes_.size()];
}
private: private:
// We rely on the visit order being depth first, lowest to highest. // We rely on the visit order being depth first, lowest to highest.
template <typename N> template <typename N>
@ -342,7 +350,7 @@ TEST_F(DeviceCheckerTests, damaging_some_btree_nodes_results_in_the_correct_devi
{ {
metadata_builder &b = get_builder(); metadata_builder &b = get_builder();
for (unsigned i = 0; i < 10000; i++) for (unsigned i = 0; i < 2000; i++)
b.add_device(i); b.add_device(i);
b.build(); b.build();
@ -352,14 +360,16 @@ TEST_F(DeviceCheckerTests, damaging_some_btree_nodes_results_in_the_correct_devi
detail_tree::ptr devices(new detail_tree(tm, devices_root(), detail_tree::ptr devices(new detail_tree(tm, devices_root(),
device_details_traits::ref_counter())); device_details_traits::ref_counter()));
devices->visit_depth_first(scanner); devices->visit_depth_first(scanner);
devices_visitor::node_info n = scanner->random_node();
vector<devices_visitor::node_info>::const_iterator it, end = scanner->get_nodes().end(); zero_block(n.b);
for (it = scanner->get_nodes().begin(); it != end; ++it) {
cerr << "block " << it->b << ", depth " << it->depth << ", keys" << it->keys << endl;
}
damage_list_ptr damage = mk_checker()->check(); damage_list_ptr damage = mk_checker()->check();
ASSERT_THAT(damage->size(), Eq(1u)); ASSERT_THAT(damage->size(), Eq(1u));
damage_visitor_mock v;
EXPECT_CALL(v, visit(Matcher<missing_device_details const &>(Eq(missing_device_details(range64(n.keys))))));
(*damage->begin())->visit(v);
} }
//---------------------------------------------------------------- //----------------------------------------------------------------