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[damage_tracker] Reset the tracker in the end() method so we can reuse it.

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The *_check tools already reuse trackers.

Patch from Ming-Hung Tsai.
This commit is contained in:
Joe Thornber 2015-05-26 12:49:27 +01:00
parent 85d1701ba1
commit 880785a9bf
2 changed files with 20 additions and 2 deletions
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11
persistent-data/data-structures/btree_damage_visitor.h
View File

@ -70,10 +70,17 @@ namespace persistent_data {
}
maybe_run64 end() {
maybe_run64 r;
if (damaged_)
return maybe_run64(damage_begin_);
r = maybe_run64(damage_begin_);
else
return maybe_run64();
r = maybe_run64();
damaged_ = false;
damage_begin_ = 0;
return r;
}
private:

11
unit-tests/damage_tracker_t.cc
View File

@ -98,4 +98,15 @@ TEST_F(DamageTrackerTests, gi_bi_gi_bl_gl)
assert_damage(dt.good_leaf(15, 20), run64(10ull, 15ull));
}
TEST_F(DamageTrackerTests, end_resets_tracker)
{
dt.good_internal(0);
dt.good_leaf(0, 10);
dt.bad_node();
assert_damage(dt.end(), run64(10ull));
assert_no_damage(dt.good_leaf(20, 30));
assert_no_damage(dt.end());
}
//----------------------------------------------------------------