Class: Rubinius::Coverage

Inherits:
Object
  • Object
show all
Defined in:
lib/rubinius/coverage.rb,
lib/rubinius/coverage/version.rb

Defined Under Namespace

Classes: CFG

Constant Summary collapse

VERSION = 
"2.1"

Instance Method Summary collapse

Instance Method Details

#coverage(code) ⇒ Object 



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# File 'lib/rubinius/coverage.rb', line 148

def coverage(code)
  call_sites = code.call_sites
  return unless call_sites.any? { |cs| cs.invokes + cs.hits + cs.misses > 0 }

  cfg = CFG.new code, call_sites
  cfg.graph

  counts = {}

  total = code.lines.size
  i = 1

  while i < total
    counts[code.lines[i]] = 0
    i += 2
  end

  cfg.basic_blocks.values.each do |bb|
    bb.lines.each { |l| counts[l] = bb.count }
  end

  counts
end

#result ⇒ Object 



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# File 'lib/rubinius/coverage.rb', line 172

def result
  code_coverage = Hash.new { |h, k| h[k] = [] }

  ObjectSpace.each_object(Rubinius::CompiledCode) do |code|
    lines = code_coverage[code.file.to_s]
    counts = coverage code
    next unless counts

    counts.each { |line, count| lines[line] = count }
  end

  code_coverage.delete_if { |k, v| v.empty? }
  code_coverage
end

#start ⇒ Object

Coverage methods



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# File 'lib/rubinius/coverage.rb', line 142

def start
  ObjectSpace.each_object(Rubinius::CallSite) { |cs| cs.reset }

  nil
end