Class: JEMC::Reporter

Inherits:
Object
  • Object
show all
Includes:
Minitest::Reporter
Defined in:
lib/jemc/reporter.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Reporter

Returns a new instance of Reporter.



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# File 'lib/jemc/reporter.rb', line 12

def initialize(options = {})
  # @detailed_skip = options.fetch(:detailed_skip, true)
  # @slow_count = options.fetch(:slow_count, 0)
  # @slow_suite_count = options.fetch(:slow_suite_count, 0)
  # @fast_fail = options.fetch(:fast_fail, false)
  # @test_times = []
  # @suite_times = []
  @color = options.fetch(:color) do
    output.tty? && (
      ENV["TERM"] =~ /^screen|color/ ||
      ENV["EMACS"] == "t"
    )
  end
  
  @columns = ENV['COLUMNS'] || `tput cols`.to_i || 80
  
end

Instance Attribute Details

#color ⇒ Object

Returns the value of attribute color.



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# File 'lib/jemc/reporter.rb', line 10

def color
  @color
end

#columns ⇒ Object

Returns the value of attribute columns.



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# File 'lib/jemc/reporter.rb', line 10

def columns
  @columns
end

#max_tests ⇒ Object

Returns the value of attribute max_tests.



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# File 'lib/jemc/reporter.rb', line 10

def max_tests
  @max_tests
end

Instance Method Details

#after_suite(suite) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 78

def after_suite(suite)
  return if suite.test_methods.size <= 0
  puts suite.suffix
  suite.tests[:skip].each  { |x| skipped_show(*x) }
  suite.tests[:fail].each  { |x| failure_show(*x) }
  suite.tests[:error].each { |x|   error_show(*x) }
end

#after_suites(suites, type) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 86

def after_suites(suites, type)
  puts
  puts '%d tests, %d assertions, %d failures, %d errors, %d skips' %
    [runner.test_count, runner.assertion_count, \
     runner.failures, runner.errors, runner.skips]
end

#backtrace(exception) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 144

def backtrace(exception)
  index = exception.backtrace \
                   .find_index{|x| x=~/\/minitest\/(?=[^\/]*$).*['`]run['`]$/}
  index ||= -1
  
  exception.backtrace.map do |line|
    m = line.match /(.*)(?<=\/)([^\:\/]*):(\d+)(?=:in):in ['`](.*)['`]/
    m ||= line.match        /()([^\:\/]*):(\d+)(?=:in):in ['`](.*)['`]/
    
    str_fit(m[1], columns/3, :keep=>:tail, :align=>:right) \
    + white(str_fit(m[2], columns/3-m[3].size-1, :keep=>:head))+':'+white(m[3]) \
    + bold(cyan(str_fit(' '+m[4], (columns-2*(columns/3)), \
                   :keep=>:head, :align=>:right)))
  end[0...index].reverse
end

#before_suite(suite) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 71

def before_suite(suite)
  return if suite.test_methods.size <= 0
  length = @columns-suite.test_methods.size-suite.suffix_size
  print str_fit(suite.name, length-1)+' '
  
end

#before_suites(suites, type) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 30

def before_suites(suites, type)
  puts
  
  self.max_tests = suites.map{|x| x.test_methods.size}.max
  
  for suite in suites do
    
    class << suite
      attr_accessor :reporter
      attr_accessor :tests
    end
    
    suite.reporter = self
    
    suite.tests = Hash.new
    suite.tests[:pass]  = []
    suite.tests[:fail]  = []
    suite.tests[:error] = []
    suite.tests[:skip]  = []
    
    def suite.suffix
      dig = reporter.max_tests.to_s.size
      groups = [:pass, :fail, :error]
      colors = [:green,:red,:magenta]
      
      (' ' + groups
        .map { |x| self.tests[x].size }
        .map { |x,e| (x > 0) ? ("%0#{dig}d" % x) : dig.times.map{' '}.join }
        .each_with_index
        .map { |x,i| reporter.send(colors[i], x) }
        .join('/'))
    end
    
    def suite.suffix_size
      ANSI::Code.uncolor(self.suffix).size
    end
    
  end
  
end

#error(suite, test, test_runner) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 108

def error(suite, test, test_runner)
  print magenta('E')
  suite.tests[:error] << [test, test_runner.exception]
end

#error_show(test, exc) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 132

def error_show(test, exc)
  pre  = black('>')+magenta('>')+bold(magenta('E'))+' '
  pre_size  = ANSI::Code.uncolor(pre).size
  puts pre+magenta(str_fit(test, @columns-pre_size))
  
  puts backtrace(exc)
  
  puts yellow("#{exc.class}: #{exc.message}")
  
  puts
end

#failure(suite, test, test_runner) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 103

def failure(suite, test, test_runner)
  print red('F')
  suite.tests[:fail]  << [test, test_runner.exception]
end

#failure_show(test, exc) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 119

def failure_show(test, exc)
  pre  = black('>')+red('>')+bold(red('F'))+' '
  pre_size  = ANSI::Code.uncolor(pre).size
  puts pre+red(str_fit(test, @columns-pre_size))
  
  exc.backtrace.unshift runner.location(exc)+":in `'"
  puts backtrace(exc)
  
  puts yellow("#{exc.class}: #{exc.message}")
  
  puts
end

#pass(suite, test, test_runner) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 93

def pass(suite, test, test_runner)
  print green('.')
  suite.tests[:pass]  << [test, test_runner.exception]
end

#skip(suite, test, test_runner) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 98

def skip(suite, test, test_runner)
  print blue('s')
  suite.tests[:skip]  << [test, test_runner.exception]
end

#skipped_show(test, exc) ⇒ Object 



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# File 'lib/jemc/reporter.rb', line 113

def skipped_show(test, exc)
  pre  = black('>')+blue('>')+bold(blue('s'))+' '
  pre_size  = ANSI::Code.uncolor(pre).size
  puts pre+blue(str_fit(test, @columns-pre_size))
end

#str_fit(str, length, keep: :both, align: :left, pad: ' ', mid: '...') ⇒ Object

Pad or truncate a string intelligently

Raises:

  • (ArgumentError) 


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# File 'lib/jemc/reporter.rb', line 172

def str_fit(str, length, keep: :both, align: :left, pad:' ', mid:'...')
  
  str = str.to_s
  
  raise ArgumentError, "Keyword argument :keep must be :head, :tail, or :both."\
    unless [:head, :tail, :both].include? keep
  
  raise ArgumentError, "Keyword argument :align must be :left, :right, or :center."\
    unless [:left, :right, :center].include? align
  
  length = [0,length].max
  diff = length - str.size
  
  # Return padded string if length is the same or to be increased
  
  if diff>=0
    padstr = diff.times.map{pad}.join[0..diff]
    case align
    when :left
      return str + padstr
    when :right
      return padstr + str
    when :center
      
      return padstr[0...(padstr.size/2)] + str + padstr[0...(padstr.size-(padstr.size/2))]
    end
  end
  
  # Return truncated midstring if length is the same or smaller than mid's size
  return mid[0...length] if length<=mid.size
  
  boundary_re = /((?<=[a-zA-Z])(?![a-zA-Z]))|((?<![a-zA-Z])(?=[a-zA-Z]))/
  
  indices = str.to_enum(:scan, boundary_re).map{$`.size}-[0,str.size]
  # p indices
  
  # Collect pairs of indices closest to desired diff
  nearest = [[str.size,0,str.size]]
  for x in indices
    x = 0 if keep==:tail
    for y in indices
      y = str.size if keep==:head
      if (y>x)
        candidate = [(y-x+diff-mid.size).abs,(y-x+diff-mid.size),x,y]
        
        if nearest[0][0]> candidate[0]
          nearest = [candidate]
        elsif nearest[0][0]==candidate[0]
          nearest << candidate
        end
        
      end
    end
  end
  nearest.uniq!
  
  # Choose the most appropriate pair of indices from nearest
  case keep
  when :both
    nearest.sort!{|a,b| (str.size-(a[2]+a[3])).abs <=> (str.size-(b[2]+b[3])).abs}
  when :tail
    nearest.reverse!
  end
  nearest = nearest.first
  
  if nearest[0]!=0
    case keep
    when :both
      nearest[2]+=(nearest[1]/2)
      nearest[3]-=(nearest[1]-(nearest[1]/2))
    when :head
      nearest[2]+=nearest[1]
    when :tail
      nearest[3]-=nearest[1]
    end
    if    nearest[2]<0
      nearest[2]+=(0-nearest[2])
      nearest[3]+=(0-nearest[2])
    elsif nearest[3]>str.size
      nearest[3]+=(str.size-nearest[2])
      nearest[3]+=(str.size-nearest[2])
    end
    
    nearest[1]=(y-x+diff-mid.size)
    nearest[0]=nearest[1].abs
  end
  
  return str[0...nearest[2]]+mid+str[nearest[3]..str.size]
  
end