Module: HeapScope::Minitest

Defined in:
lib/heapscope/minitest.rb

Instance Method Summary collapse

Instance Method Details

#assert_heapscope_budget(budget, **opts) ⇒ Object 



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# File 'lib/heapscope/minitest.rb', line 25

def assert_heapscope_budget(budget, **opts, &)
  report = HeapScope.check_budget(budget: budget, **opts, &)
  assert report.passed_budget?, report.budget_result[:violations].join("\n")
  report
end

#assert_heapscope_bytes_under(limit, force_gc: true, &block) ⇒ Object 



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# File 'lib/heapscope/minitest.rb', line 17

def assert_heapscope_bytes_under(limit, force_gc: true, &block)
  report = HeapScope.measure(force_gc: force_gc, &block)
  actual = report.diff&.heap_bytes_estimate_delta.to_i
  assert actual < limit,
         "expected retained bytes < #{limit}, got #{actual}"
  report
end

#assert_heapscope_healthy(force_gc: true, &block) ⇒ Object 



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# File 'lib/heapscope/minitest.rb', line 31

def assert_heapscope_healthy(force_gc: true, &block)
  report = HeapScope.measure(force_gc: force_gc, &block)
  assert report.healthy? || report.findings.none? { |f| f.severity == :high },
         "expected healthy profile, got #{report.findings.map(&:code)}"
  report
end

#assert_heapscope_no_code(code, force_gc: true, &block) ⇒ Object 



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# File 'lib/heapscope/minitest.rb', line 38

def assert_heapscope_no_code(code, force_gc: true, &block)
  report = HeapScope.measure(force_gc: force_gc, &block)
  refute report.findings.any? { |f| f.code == code },
         "expected no #{code}, got #{report.findings.map(&:code)}"
  report
end

#assert_heapscope_retained_under(limit, force_gc: true, klass: nil, &block) ⇒ Object 



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# File 'lib/heapscope/minitest.rb', line 8

def assert_heapscope_retained_under(limit, force_gc: true, klass: nil, &block)
  report = HeapScope.measure(force_gc: force_gc, &block)
  actual = klass ? report.retained_count_for(klass) : report.diff&.surviving_estimate.to_i
  assert actual < limit,
         "expected retained objects < #{limit}, got #{actual}. " \
         "Suspects: #{report.suspects.first(5).map { |s| s[:name] }.join(', ')}"
  report
end