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Contents
require 'test_helper'
require 'tins'
module Tins
class SubhashTest < Test::Unit::TestCase
require 'tins/xt/subhash'
def test_subhash
h = { 'foo1' => 1, 'foo2' => 2, 'bar666' => 666 }
assert_equal [ [ 'bar666', 666 ] ], h.subhash(/\Abar/).to_a
assert h.subhash(/\Abaz/).empty?
assert_equal [ [ 'foo1', 1 ], [ 'foo2', 2 ] ], h.subhash(/\Afoo\d/).sort
assert_equal [ [ 'foo2', 2 ] ], h.subhash('foo2').to_a
end
def test_subhash_bang
h = { 'foo1' => 1, 'foo2' => 2, 'bar666' => 666 }
h.subhash!('foo2')
assert_equal [ [ 'foo2', 2 ] ], h.to_a
end
def test_subhash_with_block
h = { 'foo1' => 1, 'foo2' => 2, 'bar666' => 666 }
assert h.subhash(/\Abaz/) { :foo }.empty?
assert_equal [ [ 'foo1', 1 ], [ 'foo2', 2 ] ],
h.subhash(/\Afoo(\d)/) { |_,_,m| Integer(m[1]) }.to_a.sort
end
def test_subhash_with_default_proc
h = Hash.new { |h, k| h[k] = :foo }
h.update('foo' => 1, 'bar' => 2)
s = h.subhash('foo')
assert_equal 1, s['foo']
assert_equal :foo, s['bar']
end
end
end
Version data entries
58 entries across 55 versions & 8 rubygems