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Contents
require 'forwardable'
module Retest
class TestOptions
def self.for(path, files: [])
new(path, files: files).filtered_results
end
attr_reader :path, :files
def initialize(path, files: [])
@path = Path.new(path)
@files = files
end
def filtered_results
if path.test?
[path]
elsif namespace_screens.any?
namespace_screens
else
possible_tests
end.map(&:to_s)
end
private
def possible_tests
@possible_tests ||= filter_by_string_similarities(path, files)
.last(5)
.reverse
end
def filter_by_string_similarities(path, files)
files.select { |file| path.possible_test?(file) }
.sort_by { |file| [path.similarity_score(file), file] }
end
def namespace_screens
@namespace_screens ||= path
.reversed_dirnames
.each_with_index
.with_object(possible_tests.map { |file| Path.new(file) }) do |(reference, index), result|
unless [1, 0].include? result.count
result.keep_if { |path| path.reversed_dirnames[index] == reference }
end
end
end
class Path
extend Forwardable
def_delegators :pathname, :to_s, :basename, :extname, :dirname
attr_reader :pathname
def initialize(path)
@pathname = Pathname(path)
end
def reversed_dirnames
@reversed_dirnames ||= dirname.each_filename.to_a.reverse
end
def test?
test_regex =~ to_s
end
def possible_test?(file)
possible_test_regex =~ file
end
def similarity_score(file)
String::Similarity.levenshtein(to_s, file)
end
private
def test_regex
Regexp.new(".*(?:spec|test)#{extname}")
end
def possible_test_regex
Regexp.new(".*#{basename(extname)}_(?:spec|test)#{extname}")
end
end
end
end
Version data entries
29 entries across 29 versions & 1 rubygems