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mdbx-test: add verifying by speculum option.

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Change-Id: I3d689234d0214f93f27dd2581bd9d0658692c0c9
This commit is contained in:
Leonid Yuriev
2019-10-09 17:56:59 +03:00
parent 1573d110f6
commit 66430fd10d
7 changed files with 223 additions and 210 deletions
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97
test/test.h
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@@ -95,9 +95,45 @@ typedef std::unique_ptr<MDBX_cursor, cursor_deleter> scoped_cursor_guard;
class testcase {
protected:
#if HAVE_cxx17_std_string_view
using data_view = std::string_view;
#else
using data_view = std::string;
#endif
static inline data_view S(const MDBX_val &v) {
return data_view(static_cast<const char *>(v.iov_base), v.iov_len);
}
static inline data_view S(const keygen::buffer &b) { return S(b->value); }
using Item = std::pair<std::string, std::string>;
struct ItemCompare {
const testcase *context;
ItemCompare(const testcase *owner) : context(owner) {}
bool operator()(const Item &a, const Item &b) const {
MDBX_val va, vb;
va.iov_base = (void *)a.first.data();
va.iov_len = a.first.size();
vb.iov_base = (void *)b.first.data();
vb.iov_len = b.first.size();
int cmp = mdbx_cmp(context->txn_guard.get(), context->dbi, &va, &vb);
if (cmp == 0 &&
(context->config.params.table_flags & MDBX_DUPSORT) != 0) {
va.iov_base = (void *)a.second.data();
va.iov_len = a.second.size();
vb.iov_base = (void *)b.second.data();
vb.iov_len = b.second.size();
cmp = mdbx_dcmp(context->txn_guard.get(), context->dbi, &va, &vb);
}
return cmp < 0;
}
};
using SET = std::set<Item, ItemCompare>;
const actor_config &config;
const mdbx_pid_t pid;
MDBX_dbi dbi;
scoped_db_guard db_guard;
scoped_txn_guard txn_guard;
scoped_cursor_guard cursor_guard;
@@ -113,6 +149,14 @@ protected:
mdbx_canary canary;
} last;
SET speculum;
bool speculum_verify() const;
int insert(const keygen::buffer &akey, const keygen::buffer &adata,
unsigned flags);
int replace(const keygen::buffer &akey, const keygen::buffer &new_value,
const keygen::buffer &old_value, unsigned flags);
int remove(const keygen::buffer &akey, const keygen::buffer &adata);
static int oom_callback(MDBX_env *env, mdbx_pid_t pid, mdbx_tid_t tid,
uint64_t txn, unsigned gap, size_t space, int retry);
@@ -160,7 +204,8 @@ protected:
public:
testcase(const actor_config &config, const mdbx_pid_t pid)
: config(config), pid(pid), signalled(false), nops_completed(0) {
: config(config), pid(pid), signalled(false), nops_completed(0),
speculum(ItemCompare(this)) {
start_timestamp.reset();
memset(&last, 0, sizeof(last));
}
@@ -181,57 +226,11 @@ public:
class testcase_hill : public testcase {
using inherited = testcase;
#if HAVE_cxx17_std_string_view
using data_view = std::string_view;
#else
using data_view = std::string;
#endif
MDBX_dbi dbi;
using Item = std::pair<std::string, std::string>;
struct ItemCompare {
const testcase_hill *context;
ItemCompare(const testcase_hill *owner) : context(owner) {}
bool operator()(const Item &a, const Item &b) const {
MDBX_val va, vb;
va.iov_base = (void *)a.first.data();
va.iov_len = a.first.size();
vb.iov_base = (void *)b.first.data();
vb.iov_len = b.first.size();
int cmp = mdbx_cmp(context->txn_guard.get(), context->dbi, &va, &vb);
if (cmp == 0 &&
(context->config.params.table_flags & MDBX_DUPSORT) != 0) {
va.iov_base = (void *)a.second.data();
va.iov_len = a.second.size();
vb.iov_base = (void *)b.second.data();
vb.iov_len = b.second.size();
cmp = mdbx_dcmp(context->txn_guard.get(), context->dbi, &va, &vb);
}
return cmp < 0;
}
};
using set = std::set<Item, ItemCompare>;
set mirror, mirror_commited;
bool verify() const;
int insert(const keygen::buffer &akey, const keygen::buffer &adata,
unsigned flags);
int replace(const keygen::buffer &akey, const keygen::buffer &new_value,
const keygen::buffer &old_value, unsigned flags);
int remove(const keygen::buffer &akey, const keygen::buffer &adata);
static inline data_view S(const MDBX_val &v) {
return data_view(static_cast<const char *>(v.iov_base), v.iov_len);
}
static inline data_view S(const keygen::buffer &b) { return S(b->value); }
SET speculum_commited;
public:
testcase_hill(const actor_config &config, const mdbx_pid_t pid)
: testcase(config, pid), mirror(ItemCompare(this)),
mirror_commited(ItemCompare(this)) {}
: testcase(config, pid), speculum_commited(ItemCompare(this)) {}
bool run() override;
};