Class: M::TestCollection

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Enumerable
Defined in:
lib/m/test_collection.rb

Overview

Custom wrapper around an array of test methods In charge of some smart querying, filtering, sorting, etc on the the test methods

Instance Method Summary collapse

Constructor Details

#initialize(collection = nil) ⇒ TestCollection

Returns a new instance of TestCollection.



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# File 'lib/m/test_collection.rb', line 14

def initialize collection = nil
  @collection = collection || []
end

Instance Method Details

#by_line_number(&block) ⇒ Object

Be considerate when printing out tests and pre-sort them by line number



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# File 'lib/m/test_collection.rb', line 36

def by_line_number &block
  # On each member of the collection, sort by line number and yield
  # the block into the sorted collection
  sort_by(&:start_line).each(&block)
end

#column_size ⇒ Object

Used to line up method names in ‘#sprintf` when `m` aborts



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# File 'lib/m/test_collection.rb', line 29

def column_size
  # Boil down the collection of test methods to the name of the method's
  # size, then find the largest one
  @column_size ||= map { |test| test.name.to_s.size }.max
end

#within(lines) ⇒ Object

Slice out tests that may be within the given line. Returns a new TestCollection with the results.



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# File 'lib/m/test_collection.rb', line 20

def within lines
  # Into a new collection, filter only the tests that...
  collection = select do |test|
    lines.none? || lines.any? { |line| (test.start_line..test.end_line).cover?(line) }
  end
  self.class.new collection
end