Class: RSpactor::Inspector

Inherits:
Object
  • Object
show all
Defined in:
lib/rspactor/inspector.rb

Overview

Maps the changed filenames to list of specs to run in the next go. Assumes Rails-like directory structure

Constant Summary collapse

DEFAULT_EXTENSIONS = 
%w(rb erb builder haml rhtml rxml yml conf opts)

Instance Method Summary collapse

Constructor Details

#initialize(dir) ⇒ Inspector

Returns a new instance of Inspector.



7
8
9
 
# File 'lib/rspactor/inspector.rb', line 7

def initialize(dir)
  @root = dir
end

Instance Method Details

#append_spec_file_extension(file) ⇒ Object 



77
78
79
80
81
82
83
 
# File 'lib/rspactor/inspector.rb', line 77

def append_spec_file_extension(file)
  if File.extname(file) == ".rb"
    file.sub(/.rb$/, "_spec.rb")
  else
    file + "_spec.rb"
  end
end

#determine_spec_files(file) ⇒ Object 



11
12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/rspactor/inspector.rb', line 11

def determine_spec_files(file)
  candidates = translate(file)
  candidates.reject { |candidate| candidate.index('.') }.each do |dir|
    candidates.reject! { |candidate| candidate.index("#{dir}/") == 0 }
  end
  spec_files = candidates.select { |candidate| File.exists? candidate }

  if spec_files.empty?
    $stderr.puts "doesn't exist: #{candidates.inspect}"
  end
  spec_files
end

#spec_file?(file) ⇒ Boolean

Returns:

  • (Boolean) 


85
86
87
 
# File 'lib/rspactor/inspector.rb', line 85

def spec_file?(file)
  file =~ /^spec\/.+_spec.rb$/
end

#translate(file) ⇒ Object

mappings for Rails are inspired by autotest mappings in rspec-rails



25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
 
# File 'lib/rspactor/inspector.rb', line 25

def translate(file)
  file = file.sub(%r:^#{Regexp.escape(@root)}/:, '')
  candidates = []

  if spec_file?(file)
    candidates << file
  else
    spec_file = append_spec_file_extension(file)

    case file
    when %r:^app/:
      if file =~ %r:^app/controllers/application(_controller)?.rb$:
        candidates << 'controllers'
      elsif file == 'app/helpers/application_helper.rb'
        candidates << 'helpers' << 'views'
      else
        candidates << spec_file.sub('app/', '')

        if file =~ %r:^app/(views/.+\.[a-z]+)\.[a-z]+$:
          candidates << append_spec_file_extension($1)
        elsif file =~ %r:app/helpers/(\w+)_helper.rb:
          candidates << "views/#{$1}"
        elsif file =~ /_observer.rb$/
          candidates << candidates.last.sub('_observer', '')
        end
      end
    when %r:^lib/:
      candidates << spec_file
      # lib/foo/bar_spec.rb -> lib/bar_spec.rb
      candidates << candidates.last.sub($&, '')
      # lib/bar_spec.rb -> bar_spec.rb
      candidates << candidates.last.sub(%r:\w+/:, '') if candidates.last.index('/')
    when 'config/routes.rb'
      candidates << 'controllers' << 'helpers' << 'views'
    when 'config/database.yml', 'db/schema.rb'
      candidates << 'models'
    when %r:^(spec/(spec_helper|shared/.*)|config/(boot|environment(s/test)?))\.rb$:, 'spec/spec.opts'
      candidates << 'spec'
    else
      candidates << spec_file
    end
  end

  candidates.map do |candidate|
    if candidate.index('spec') == 0
      candidate
    else
      'spec/' + candidate
    end
  end
end