Class: Slather::ProfdataCoverageFile

Inherits:
Object
  • Object
show all
Includes:
CoverageInfo, CoverallsCoverage
Defined in:
lib/slather/profdata_coverage_file.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from CoverallsCoverage

#as_json

Methods included from CoverageInfo

#branch_coverage_data_for_statement_on_line, #num_branch_hits_for_statement_on_line, #num_branches_for_statement_on_line, #num_branches_testable, #num_branches_tested, #num_lines_testable, #num_lines_tested, #percentage_branch_coverage_for_statement_on_line, #percentage_lines_tested, #rate_branch_coverage_for_statement_on_line, #rate_branches_tested, #rate_lines_tested, #source_file_pathname_relative_to_repo_root

Constructor Details

#initialize(project, source, line_numbers_first) ⇒ ProfdataCoverageFile

Returns a new instance of ProfdataCoverageFile.



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# File 'lib/slather/profdata_coverage_file.rb', line 13

def initialize(project, source, line_numbers_first)
  self.project = project
  self.source = source
  self.line_numbers_first = line_numbers_first
  create_line_data
end

Instance Attribute Details

#line_data ⇒ Object

Returns the value of attribute line_data.



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# File 'lib/slather/profdata_coverage_file.rb', line 11

def line_data
  @line_data
end

#line_numbers_first ⇒ Object

Returns the value of attribute line_numbers_first.



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# File 'lib/slather/profdata_coverage_file.rb', line 11

def line_numbers_first
  @line_numbers_first
end

#project ⇒ Object

Returns the value of attribute project.



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# File 'lib/slather/profdata_coverage_file.rb', line 11

def project
  @project
end

#segments ⇒ Object

Returns the value of attribute segments.



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# File 'lib/slather/profdata_coverage_file.rb', line 11

def segments
  @segments
end

#source ⇒ Object

Returns the value of attribute source.



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# File 'lib/slather/profdata_coverage_file.rb', line 11

def source
  @source
end

Instance Method Details

#all_lines ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 88

def all_lines
  @all_lines ||= source_code_lines
end

#branch_coverage_data ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 189

def branch_coverage_data
  @branch_coverage_data ||= begin
    branch_coverage_data = Hash.new

    self.segments.each do |segment|
      line, col, hits, has_count, *rest = segment
      next if !has_count
      if branch_coverage_data.key?(line)
        branch_coverage_data[line] = branch_coverage_data[line] + [hits]
      else
        branch_coverage_data[line] = [hits]
      end
    end

    branch_coverage_data
  end
end

#branch_region_data ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 207

def branch_region_data
  @branch_region_data ||= begin
    branch_region_data = Hash.new
    region_start = nil
    current_line = 0
    @segments ||= []
    @segments.each do |segment|
      line, col, hits, has_count, *rest = segment
      # Make column 0 based index
      col = col - 1
      if hits == 0 && has_count
        current_line = line
        region_start = col
      elsif region_start != nil && hits > 0 && has_count
        # if the region wrapped to a new line before ending, put nil to indicate it didnt end on this line
        region_end = line == current_line ? col - region_start : nil
        if branch_region_data.key?(current_line)
          branch_region_data[current_line] << [region_start, region_end]
        else
          branch_region_data[current_line] = [[region_start, region_end]]
        end
        region_start = nil
      end
    end
    branch_region_data
  end
end

#cleaned_gcov_data ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 98

def cleaned_gcov_data
  source_data
end

#coverage_for_line(line, line_numbers_first = self.line_numbers_first) ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 145

def coverage_for_line(line, line_numbers_first = self.line_numbers_first)
  line = line.gsub(":", "|")

  if line_numbers_first
    line =~ /^(\s*)(\d*)\|(\s*)(\d+)\|/
    group = $4
  else
    line =~ /^(\s*)(\d*)\|/
    group = $2
  end

  if group == nil
    # Check for thousands or millions (llvm-cov outputs hit counts as 25.3k or 3.8M)
    if line_numbers_first
      did_match = line =~ /^(\s*)(\d+)\|(\s*)(\d+\.\d+)(k|M)\|/
      group = $4
      units_group = $5
    else
      did_match = line =~ /^(\s*)(\d+\.\d+)(k|M)\|/
      group = $2
      units_group = $3
    end

    if did_match
      count = group.strip
      units = units_group == 'k' ? 1000 : 1000000

      (count.to_f * units).to_i
    else
      return nil
    end
  else
    match = group.strip
    case match
    when /[0-9]+/
      match.to_i
    when /#+/
      0
    when "-"
      nil
    end
  end
end

#ignore_error_lines(lines, line_numbers_first = self.line_numbers_first) ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 76

def ignore_error_lines(lines, line_numbers_first = self.line_numbers_first)
  if line_numbers_first
    lines.reject { |line| line.lstrip.start_with?('|', '--') }
  else
    lines
  end
end

#ignored? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/slather/profdata_coverage_file.rb', line 248

def ignored?
  # This indicates a llvm-cov coverage warning (occurs if a passed in source file 
  # is not covered or with ccache in some cases).
  ignore = source_file_pathname.to_s.end_with? "isn't covered."

  if !ignore
    # Ignore source files inside of platform SDKs
    ignore = (/Xcode.*\.app\/Contents\/Developer\/Platforms/ =~ source_file_pathname.to_s) != nil
  end

  ignore ? ignore : super
end

#line_coverage_data ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 139

def line_coverage_data
  all_lines.map do |line|
    coverage_for_line(line, self.line_numbers_first)
  end
end

#line_number_in_line(line, line_numbers_first = self.line_numbers_first) ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 106

def line_number_in_line(line, line_numbers_first = self.line_numbers_first)
  if line_numbers_first
    # Skip regex if the number is the first thing in the line
    fastpath_number = line.to_i
    return fastpath_number if fastpath_number != 0
    line =~ /^(\s*)(\d*)/
    group = $2
  else
    line =~ /^(\s*)(\d*)\|(\s*)(\d+)\|/
    group = $4
  end

  if group != nil
    match = group.strip
    case match
      when /[0-9]+/
        return match.to_i
    end
  else
    # llvm-cov outputs hit counts as 25.3k or 3.8M, so check this pattern as well
    did_match = line =~ /^(\s*)(\d+\.\d+)(k|M)\|(\s*)(\d+)\|/

    if did_match
      match = $5.strip
      case match
        when /[0-9]+/
          return match.to_i
      end
    end
  end
  0
end

#line_number_separator ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 239

def line_number_separator
  "|"
end

#path_on_first_line? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/slather/profdata_coverage_file.rb', line 27

def path_on_first_line?
  !source.lstrip.start_with?("1|")
end

#raw_data ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 102

def raw_data
  self.source
end

#raw_source ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 92

def raw_source
  self.source.lines.map do |line|
    line.split('|').last
  end.join
end

#source_code_lines ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 71

def source_code_lines
  lines = self.source.split("\n")[(path_on_first_line? ? 1 : 0)..-1]
  ignore_error_lines(lines)
end

#source_data ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 84

def source_data
  all_lines.join("\n")
end

#source_file ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 67

def source_file
  File.new(source_file_pathname)
end

#source_file_basename ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 235

def source_file_basename
  File.basename(source_file_pathname, '.swift')
end

#source_file_pathname ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 31

def source_file_pathname
  @source_file_pathname ||= begin
    if path_on_first_line?
      end_index = self.source.index(/:?\n/)
      if end_index != nil
        end_index -= 1
        path = self.source[0..end_index]
      else
        # Empty file, output just contains path
        path = self.source.sub ":", ""
      end
      path &&= Pathname(path)
    else
      # llvm-cov was run with just one matching source file
      # It doesn't print the source path in this case, so we have to find it ourselves
      # This is slow because we read every source file and compare it, but this should only happen if there aren't many source files
      digest = Digest::MD5.digest(self.raw_source)
      path = nil

      project.find_source_files.each do |file|
        file_digest = Digest::MD5.digest(File.read(file).strip)

        if digest == file_digest
          path = file
        end
      end

      path
    end
  end
end

#source_file_pathname=(source_file_pathname) ⇒ Object 



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# File 'lib/slather/profdata_coverage_file.rb', line 63

def source_file_pathname= (source_file_pathname)
    @source_file_pathname = source_file_pathname
end