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ruby--ruby/test/ruby/test_array.rb
nobu 44785befea * lib/optparse.rb (OptionParser#order, #permute, #parse): allow an
array as argument.

* test/ruby/test_*.rb: moved invariants to left side in
  assert_equal, and use assert_nil, assert_raises and so on.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4516 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2003-09-05 15:15:43 +00:00

103 lines
2.5 KiB
Ruby

require 'test/unit'
$KCODE = 'none'
class TestArray < Test::Unit::TestCase
def test_array
assert_equal([1, 2, 3, 4], [1, 2] + [3, 4])
assert_equal([1, 2, 1, 2], [1, 2] * 2)
assert_equal("1:2", [1, 2] * ":")
assert_equal([1, 2].hash, [1, 2].hash)
assert_equal([2,3], [1,2,3] & [2,3,4])
assert_equal([1,2,3,4], [1,2,3] | [2,3,4])
assert_equal([1,2,3] - [2,3], [1])
$x = [0, 1, 2, 3, 4, 5]
assert_equal(2, $x[2])
assert_equal([1, 2, 3], $x[1..3])
assert_equal([1, 2, 3], $x[1,3])
$x[0, 2] = 10
assert($x[0] == 10 && $x[1] == 2)
$x[0, 0] = -1
assert($x[0] == -1 && $x[1] == 10)
$x[-1, 1] = 20
assert($x[-1] == 20 && $x.pop == 20)
end
def test_array_andor
assert_equal([2], ([1,2,3]&[2,4,6]))
assert_equal([1,2,3,4,6], ([1,2,3]|[2,4,6]))
end
def test_compact
$x = [nil, 1, nil, nil, 5, nil, nil]
$x.compact!
assert_equal([1, 5], $x)
end
def test_uniq
$x = [1, 1, 4, 2, 5, 4, 5, 1, 2]
$x.uniq!
assert_equal([1, 4, 2, 5], $x)
# empty?
assert(!$x.empty?)
$x = []
assert($x.empty?)
end
def test_sort
$x = ["it", "came", "to", "pass", "that", "..."]
$x = $x.sort.join(" ")
assert_equal("... came it pass that to", $x)
$x = [2,5,3,1,7]
$x.sort!{|a,b| a<=>b} # sort with condition
assert_equal([1,2,3,5,7], $x)
$x.sort!{|a,b| b-a} # reverse sort
assert_equal([7,5,3,2,1], $x)
end
def test_split
$x = "The Boassert of Mormon"
assert_equal($x.reverse, $x.split(//).reverse!.join)
assert_equal($x.reverse, $x.reverse!)
assert_equal("g:n:i:r:t:s: :e:t:y:b: :1", "1 byte string".split(//).reverse.join(":"))
$x = "a b c d"
assert_equal(['a', 'b', 'c', 'd'], $x.split)
assert_equal(['a', 'b', 'c', 'd'], $x.split(' '))
end
def test_misc
assert(defined? "a".chomp)
assert_equal(["a", "b", "c"], "abc".scan(/./))
assert_equal([["1a"], ["2b"], ["3c"]], "1a2b3c".scan(/(\d.)/))
# non-greedy match
assert_equal([["a", "12"], ["b", "22"]], "a=12;b=22".scan(/(.*?)=(\d*);?/))
$x = [1]
assert_equal('1:1:1:1:1', ($x * 5).join(":"))
assert_equal('1', ($x * 1).join(":"))
assert_equal('', ($x * 0).join(":"))
*$x = *(1..7).to_a
assert_equal(7, $x.size)
assert_equal([1, 2, 3, 4, 5, 6, 7], $x)
$x = [1,2,3]
$x[1,0] = $x
assert_equal([1,1,2,3,2,3], $x)
$x = [1,2,3]
$x[-1,0] = $x
assert_equal([1,2,1,2,3,3], $x)
$x = [1,2,3]
$x.concat($x)
assert_equal([1,2,3,1,2,3], $x)
end
end