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Fix flaky test_latest_gc_info_need_major_by

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It's possible for a GC to run between the calls of GC.latest_gc_info,
which would cause the test to fail. We can disable GC so that GC only
triggers manually.
This commit is contained in:
Peter Zhu 2024-08-30 15:17:06 -04:00
parent c1fecc5eab
commit 1b82d63462
1 changed files with 10 additions and 8 deletions
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18
test/ruby/test_gc.rb
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@ -374,15 +374,17 @@ class TestGc < Test::Unit::TestCase
objects.append(100.times.map { '*' }) objects.append(100.times.map { '*' })
end end
# We need to ensure that no GC gets ran before the call to GC.start since EnvUtil.without_gc do
# it would trigger a major GC. Assertions could allocate objects and # We need to ensure that no GC gets ran before the call to GC.start since
# trigger a GC so we don't run assertions until we perform the major GC. # it would trigger a major GC. Assertions could allocate objects and
need_major_by = GC.latest_gc_info(:need_major_by) # trigger a GC so we don't run assertions until we perform the major GC.
GC.start(full_mark: false) # should be upgraded to major need_major_by = GC.latest_gc_info(:need_major_by)
major_by = GC.latest_gc_info(:major_by) GC.start(full_mark: false) # should be upgraded to major
major_by = GC.latest_gc_info(:major_by)
assert_not_nil(need_major_by) assert_not_nil(need_major_by)
assert_not_nil(major_by) assert_not_nil(major_by)
end
end end
def test_latest_gc_info_weak_references_count def test_latest_gc_info_weak_references_count