mirror of
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43ad8929df
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26809 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
905 lines
20 KiB
Ruby
905 lines
20 KiB
Ruby
require 'test/unit'
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require 'continuation'
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class TestHash < Test::Unit::TestCase
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def test_hash
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x = {1=>2, 2=>4, 3=>6}
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y = {1=>2, 2=>4, 3=>6} # y = {1, 2, 2, 4, 3, 6} # 1.9 doesn't support
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assert_equal(2, x[1])
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assert(begin
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for k,v in y
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raise if k*2 != v
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end
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true
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rescue
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false
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end)
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assert_equal(3, x.length)
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assert(x.has_key?(1))
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assert(x.has_value?(4))
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assert_equal([4,6], x.values_at(2,3))
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assert_equal({1=>2, 2=>4, 3=>6}, x)
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z = y.keys.join(":")
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assert_equal("1:2:3", z)
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z = y.values.join(":")
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assert_equal("2:4:6", z)
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assert_equal(x, y)
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y.shift
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assert_equal(2, y.length)
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z = [1,2]
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y[z] = 256
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assert_equal(256, y[z])
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x = Hash.new(0)
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x[1] = 1
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assert_equal(1, x[1])
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assert_equal(0, x[2])
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x = Hash.new([])
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assert_equal([], x[22])
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assert_same(x[22], x[22])
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x = Hash.new{[]}
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assert_equal([], x[22])
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assert_not_same(x[22], x[22])
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x = Hash.new{|h,kk| z = kk; h[kk] = kk*2}
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z = 0
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assert_equal(44, x[22])
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assert_equal(22, z)
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z = 0
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assert_equal(44, x[22])
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assert_equal(0, z)
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x.default = 5
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assert_equal(5, x[23])
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x = Hash.new
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def x.default(k)
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$z = k
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self[k] = k*2
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end
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$z = 0
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assert_equal(44, x[22])
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assert_equal(22, $z)
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$z = 0
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assert_equal(44, x[22])
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assert_equal(0, $z)
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end
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# From rubicon
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def setup
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@cls = Hash
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@h = @cls[
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1 => 'one', 2 => 'two', 3 => 'three',
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self => 'self', true => 'true', nil => 'nil',
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'nil' => nil
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]
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@verbose = $VERBOSE
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$VERBOSE = nil
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end
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def teardown
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$VERBOSE = @verbose
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end
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def test_s_AREF
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h = @cls["a" => 100, "b" => 200]
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assert_equal(100, h['a'])
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assert_equal(200, h['b'])
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assert_nil(h['c'])
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h = @cls.[]("a" => 100, "b" => 200)
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assert_equal(100, h['a'])
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assert_equal(200, h['b'])
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assert_nil(h['c'])
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end
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def test_s_new
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h = @cls.new
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assert_instance_of(@cls, h)
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assert_nil(h.default)
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assert_nil(h['spurious'])
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h = @cls.new('default')
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assert_instance_of(@cls, h)
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assert_equal('default', h.default)
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assert_equal('default', h['spurious'])
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end
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def test_AREF # '[]'
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t = Time.now
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h = @cls[
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1 => 'one', 2 => 'two', 3 => 'three',
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self => 'self', t => 'time', nil => 'nil',
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'nil' => nil
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]
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assert_equal('one', h[1])
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assert_equal('two', h[2])
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assert_equal('three', h[3])
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assert_equal('self', h[self])
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assert_equal('time', h[t])
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assert_equal('nil', h[nil])
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assert_equal(nil, h['nil'])
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assert_equal(nil, h['koala'])
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h1 = h.dup
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h1.default = :default
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assert_equal('one', h1[1])
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assert_equal('two', h1[2])
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assert_equal('three', h1[3])
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assert_equal('self', h1[self])
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assert_equal('time', h1[t])
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assert_equal('nil', h1[nil])
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assert_equal(nil, h1['nil'])
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assert_equal(:default, h1['koala'])
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end
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def test_ASET # '[]='
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t = Time.now
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h = @cls.new
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h[1] = 'one'
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h[2] = 'two'
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h[3] = 'three'
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h[self] = 'self'
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h[t] = 'time'
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h[nil] = 'nil'
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h['nil'] = nil
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assert_equal('one', h[1])
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assert_equal('two', h[2])
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assert_equal('three', h[3])
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assert_equal('self', h[self])
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assert_equal('time', h[t])
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assert_equal('nil', h[nil])
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assert_equal(nil, h['nil'])
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assert_equal(nil, h['koala'])
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h[1] = 1
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h[nil] = 99
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h['nil'] = nil
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z = [1,2]
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h[z] = 256
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assert_equal(1, h[1])
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assert_equal('two', h[2])
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assert_equal('three', h[3])
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assert_equal('self', h[self])
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assert_equal('time', h[t])
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assert_equal(99, h[nil])
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assert_equal(nil, h['nil'])
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assert_equal(nil, h['koala'])
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assert_equal(256, h[z])
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end
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def test_EQUAL # '=='
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h1 = @cls[ "a" => 1, "c" => 2 ]
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h2 = @cls[ "a" => 1, "c" => 2, 7 => 35 ]
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h3 = @cls[ "a" => 1, "c" => 2, 7 => 35 ]
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h4 = @cls[ ]
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assert(h1 == h1)
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assert(h2 == h2)
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assert(h3 == h3)
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assert(h4 == h4)
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assert(!(h1 == h2))
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assert(h2 == h3)
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assert(!(h3 == h4))
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end
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def test_clear
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assert(@h.size > 0)
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@h.clear
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assert_equal(0, @h.size)
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assert_nil(@h[1])
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end
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def test_clone
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for taint in [ false, true ]
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for untrust in [ false, true ]
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for frozen in [ false, true ]
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a = @h.clone
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a.taint if taint
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a.untrust if untrust
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a.freeze if frozen
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b = a.clone
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assert_equal(a, b)
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assert(a.__id__ != b.__id__)
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assert_equal(a.frozen?, b.frozen?)
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assert_equal(a.untrusted?, b.untrusted?)
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assert_equal(a.tainted?, b.tainted?)
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end
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end
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end
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end
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def test_default
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assert_nil(@h.default)
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h = @cls.new(:xyzzy)
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assert_equal(:xyzzy, h.default)
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end
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def test_default=
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assert_nil(@h.default)
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@h.default = :xyzzy
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assert_equal(:xyzzy, @h.default)
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end
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def test_delete
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h1 = @cls[ 1 => 'one', 2 => 'two', true => 'true' ]
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h2 = @cls[ 1 => 'one', 2 => 'two' ]
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h3 = @cls[ 2 => 'two' ]
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assert_equal('true', h1.delete(true))
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assert_equal(h2, h1)
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assert_equal('one', h1.delete(1))
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assert_equal(h3, h1)
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assert_equal('two', h1.delete(2))
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assert_equal(@cls[], h1)
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assert_nil(h1.delete(99))
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assert_equal(@cls[], h1)
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assert_equal('default 99', h1.delete(99) {|i| "default #{i}" })
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end
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def test_delete_if
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base = @cls[ 1 => 'one', 2 => false, true => 'true', 'cat' => 99 ]
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h1 = @cls[ 1 => 'one', 2 => false, true => 'true' ]
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h2 = @cls[ 2 => false, 'cat' => 99 ]
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h3 = @cls[ 2 => false ]
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h = base.dup
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assert_equal(h, h.delete_if { false })
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assert_equal(@cls[], h.delete_if { true })
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h = base.dup
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assert_equal(h1, h.delete_if {|k,v| k.instance_of?(String) })
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assert_equal(h1, h)
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h = base.dup
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assert_equal(h2, h.delete_if {|k,v| v.instance_of?(String) })
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assert_equal(h2, h)
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h = base.dup
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assert_equal(h3, h.delete_if {|k,v| v })
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assert_equal(h3, h)
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h = base.dup
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n = 0
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h.delete_if {|*a|
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n += 1
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assert_equal(2, a.size)
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assert_equal(base[a[0]], a[1])
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h.shift
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true
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}
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assert_equal(base.size, n)
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end
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def test_keep_if
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h = {1=>2,3=>4,5=>6}
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assert_equal({3=>4,5=>6}, h.keep_if {|k, v| k + v >= 7 })
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h = {1=>2,3=>4,5=>6}
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assert_equal({1=>2,3=>4,5=>6}, h.keep_if{true})
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end
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def test_dup
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for taint in [ false, true ]
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for untrust in [ false, true ]
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for frozen in [ false, true ]
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a = @h.dup
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a.taint if taint
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a.freeze if frozen
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b = a.dup
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assert_equal(a, b)
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assert(a.__id__ != b.__id__)
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assert_equal(false, b.frozen?)
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assert_equal(a.tainted?, b.tainted?)
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assert_equal(a.untrusted?, b.untrusted?)
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end
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end
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end
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end
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def test_each
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count = 0
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@cls[].each { |k, v| count + 1 }
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assert_equal(0, count)
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h = @h
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h.each do |k, v|
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assert_equal(v, h.delete(k))
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end
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assert_equal(@cls[], h)
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end
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def test_each_key
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count = 0
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@cls[].each_key { |k| count + 1 }
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assert_equal(0, count)
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h = @h
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h.each_key do |k|
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h.delete(k)
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end
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assert_equal(@cls[], h)
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end
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def test_each_pair
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count = 0
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@cls[].each_pair { |k, v| count + 1 }
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assert_equal(0, count)
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h = @h
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h.each_pair do |k, v|
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assert_equal(v, h.delete(k))
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end
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assert_equal(@cls[], h)
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end
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def test_each_value
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res = []
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@cls[].each_value { |v| res << v }
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assert_equal(0, [].length)
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@h.each_value { |v| res << v }
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assert_equal(0, [].length)
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expected = []
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@h.each { |k, v| expected << v }
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assert_equal([], expected - res)
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assert_equal([], res - expected)
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end
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def test_empty?
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assert(@cls[].empty?)
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assert(!@h.empty?)
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end
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def test_fetch
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assert_raise(KeyError) { @cls[].fetch(1) }
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assert_raise(KeyError) { @h.fetch('gumby') }
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assert_equal('gumbygumby', @h.fetch('gumby') {|k| k * 2 })
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assert_equal('pokey', @h.fetch('gumby', 'pokey'))
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assert_equal('one', @h.fetch(1))
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assert_equal(nil, @h.fetch('nil'))
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assert_equal('nil', @h.fetch(nil))
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end
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def test_key2?
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assert(!@cls[].key?(1))
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assert(!@cls[].key?(nil))
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assert(@h.key?(nil))
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assert(@h.key?(1))
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assert(!@h.key?('gumby'))
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end
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def test_value?
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assert(!@cls[].value?(1))
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assert(!@cls[].value?(nil))
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assert(@h.value?('one'))
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assert(@h.value?(nil))
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assert(!@h.value?('gumby'))
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end
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def test_include?
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assert(!@cls[].include?(1))
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assert(!@cls[].include?(nil))
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assert(@h.include?(nil))
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assert(@h.include?(1))
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assert(!@h.include?('gumby'))
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end
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def test_key
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assert_equal(1, @h.key('one'))
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assert_equal(nil, @h.key('nil'))
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assert_equal('nil', @h.key(nil))
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assert_equal(nil, @h.key('gumby'))
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assert_equal(nil, @cls[].key('gumby'))
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end
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def test_values_at
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res = @h.values_at('dog', 'cat', 'horse')
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assert(res.length == 3)
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assert_equal([nil, nil, nil], res)
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res = @h.values_at
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assert(res.length == 0)
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res = @h.values_at(3, 2, 1, nil)
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assert_equal 4, res.length
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assert_equal %w( three two one nil ), res
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res = @h.values_at(3, 99, 1, nil)
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assert_equal 4, res.length
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assert_equal ['three', nil, 'one', 'nil'], res
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end
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def test_invert
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h = @h.invert
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assert_equal(1, h['one'])
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assert_equal(true, h['true'])
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assert_equal(nil, h['nil'])
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h.each do |k, v|
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assert(@h.key?(v)) # not true in general, but works here
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end
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h = @cls[ 'a' => 1, 'b' => 2, 'c' => 1].invert
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assert_equal(2, h.length)
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assert(h[1] == 'a' || h[1] == 'c')
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assert_equal('b', h[2])
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end
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def test_key?
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assert(!@cls[].key?(1))
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assert(!@cls[].key?(nil))
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assert(@h.key?(nil))
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assert(@h.key?(1))
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assert(!@h.key?('gumby'))
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end
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def test_keys
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assert_equal([], @cls[].keys)
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keys = @h.keys
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expected = []
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@h.each { |k, v| expected << k }
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assert_equal([], keys - expected)
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assert_equal([], expected - keys)
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end
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def test_length
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assert_equal(0, @cls[].length)
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assert_equal(7, @h.length)
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end
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def test_member?
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assert(!@cls[].member?(1))
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assert(!@cls[].member?(nil))
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assert(@h.member?(nil))
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assert(@h.member?(1))
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assert(!@h.member?('gumby'))
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end
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def test_rehash
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a = [ "a", "b" ]
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c = [ "c", "d" ]
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h = @cls[ a => 100, c => 300 ]
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assert_equal(100, h[a])
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a[0] = "z"
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assert_nil(h[a])
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h.rehash
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assert_equal(100, h[a])
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end
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def test_reject
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base = @cls[ 1 => 'one', 2 => false, true => 'true', 'cat' => 99 ]
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h1 = @cls[ 1 => 'one', 2 => false, true => 'true' ]
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h2 = @cls[ 2 => false, 'cat' => 99 ]
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h3 = @cls[ 2 => false ]
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h = base.dup
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assert_equal(h, h.reject { false })
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assert_equal(@cls[], h.reject { true })
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h = base.dup
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assert_equal(h1, h.reject {|k,v| k.instance_of?(String) })
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assert_equal(h2, h.reject {|k,v| v.instance_of?(String) })
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assert_equal(h3, h.reject {|k,v| v })
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assert_equal(base, h)
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end
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def test_reject!
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base = @cls[ 1 => 'one', 2 => false, true => 'true', 'cat' => 99 ]
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h1 = @cls[ 1 => 'one', 2 => false, true => 'true' ]
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h2 = @cls[ 2 => false, 'cat' => 99 ]
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h3 = @cls[ 2 => false ]
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h = base.dup
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assert_equal(nil, h.reject! { false })
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assert_equal(@cls[], h.reject! { true })
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h = base.dup
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assert_equal(h1, h.reject! {|k,v| k.instance_of?(String) })
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assert_equal(h1, h)
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h = base.dup
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assert_equal(h2, h.reject! {|k,v| v.instance_of?(String) })
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assert_equal(h2, h)
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h = base.dup
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assert_equal(h3, h.reject! {|k,v| v })
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assert_equal(h3, h)
|
|
end
|
|
|
|
def test_replace
|
|
h = @cls[ 1 => 2, 3 => 4 ]
|
|
h1 = h.replace(@cls[ 9 => 8, 7 => 6 ])
|
|
assert_equal(h, h1)
|
|
assert_equal(8, h[9])
|
|
assert_equal(6, h[7])
|
|
assert_nil(h[1])
|
|
assert_nil(h[2])
|
|
end
|
|
|
|
def test_shift
|
|
h = @h.dup
|
|
|
|
@h.length.times {
|
|
k, v = h.shift
|
|
assert(@h.key?(k))
|
|
assert_equal(@h[k], v)
|
|
}
|
|
|
|
assert_equal(0, h.length)
|
|
end
|
|
|
|
def test_size
|
|
assert_equal(0, @cls[].length)
|
|
assert_equal(7, @h.length)
|
|
end
|
|
|
|
def test_sort
|
|
h = @cls[].sort
|
|
assert_equal([], h)
|
|
|
|
h = @cls[ 1 => 1, 2 => 1 ].sort
|
|
assert_equal([[1,1], [2,1]], h)
|
|
|
|
h = @cls[ 'cat' => 'feline', 'ass' => 'asinine', 'bee' => 'beeline' ]
|
|
h1 = h.sort
|
|
assert_equal([ %w(ass asinine), %w(bee beeline), %w(cat feline)], h1)
|
|
end
|
|
|
|
def test_store
|
|
t = Time.now
|
|
h = @cls.new
|
|
h.store(1, 'one')
|
|
h.store(2, 'two')
|
|
h.store(3, 'three')
|
|
h.store(self, 'self')
|
|
h.store(t, 'time')
|
|
h.store(nil, 'nil')
|
|
h.store('nil', nil)
|
|
assert_equal('one', h[1])
|
|
assert_equal('two', h[2])
|
|
assert_equal('three', h[3])
|
|
assert_equal('self', h[self])
|
|
assert_equal('time', h[t])
|
|
assert_equal('nil', h[nil])
|
|
assert_equal(nil, h['nil'])
|
|
assert_equal(nil, h['koala'])
|
|
|
|
h.store(1, 1)
|
|
h.store(nil, 99)
|
|
h.store('nil', nil)
|
|
assert_equal(1, h[1])
|
|
assert_equal('two', h[2])
|
|
assert_equal('three', h[3])
|
|
assert_equal('self', h[self])
|
|
assert_equal('time', h[t])
|
|
assert_equal(99, h[nil])
|
|
assert_equal(nil, h['nil'])
|
|
assert_equal(nil, h['koala'])
|
|
end
|
|
|
|
def test_to_a
|
|
assert_equal([], @cls[].to_a)
|
|
assert_equal([[1,2]], @cls[ 1=>2 ].to_a)
|
|
a = @cls[ 1=>2, 3=>4, 5=>6 ].to_a
|
|
assert_equal([1,2], a.delete([1,2]))
|
|
assert_equal([3,4], a.delete([3,4]))
|
|
assert_equal([5,6], a.delete([5,6]))
|
|
assert_equal(0, a.length)
|
|
|
|
h = @cls[ 1=>2, 3=>4, 5=>6 ]
|
|
h.taint
|
|
h.untrust
|
|
a = h.to_a
|
|
assert_equal(true, a.tainted?)
|
|
assert_equal(true, a.untrusted?)
|
|
end
|
|
|
|
def test_to_hash
|
|
h = @h.to_hash
|
|
assert_equal(@h, h)
|
|
end
|
|
|
|
def test_to_s
|
|
h = @cls[ 1 => 2, "cat" => "dog", 1.5 => :fred ]
|
|
assert_equal(h.inspect, h.to_s)
|
|
$, = ":"
|
|
assert_equal(h.inspect, h.to_s)
|
|
h = @cls[]
|
|
assert_equal(h.inspect, h.to_s)
|
|
ensure
|
|
$, = nil
|
|
end
|
|
|
|
def test_update
|
|
h1 = @cls[ 1 => 2, 2 => 3, 3 => 4 ]
|
|
h2 = @cls[ 2 => 'two', 4 => 'four' ]
|
|
|
|
ha = @cls[ 1 => 2, 2 => 'two', 3 => 4, 4 => 'four' ]
|
|
hb = @cls[ 1 => 2, 2 => 3, 3 => 4, 4 => 'four' ]
|
|
|
|
assert_equal(ha, h1.update(h2))
|
|
assert_equal(ha, h1)
|
|
|
|
h1 = @cls[ 1 => 2, 2 => 3, 3 => 4 ]
|
|
h2 = @cls[ 2 => 'two', 4 => 'four' ]
|
|
|
|
assert_equal(hb, h2.update(h1))
|
|
assert_equal(hb, h2)
|
|
end
|
|
|
|
def test_value2?
|
|
assert(!@cls[].value?(1))
|
|
assert(!@cls[].value?(nil))
|
|
assert(@h.value?(nil))
|
|
assert(@h.value?('one'))
|
|
assert(!@h.value?('gumby'))
|
|
end
|
|
|
|
def test_values
|
|
assert_equal([], @cls[].values)
|
|
|
|
vals = @h.values
|
|
expected = []
|
|
@h.each { |k, v| expected << v }
|
|
assert_equal([], vals - expected)
|
|
assert_equal([], expected - vals)
|
|
end
|
|
|
|
def test_security_check
|
|
h = {}
|
|
assert_raise(SecurityError) do
|
|
Thread.new do
|
|
$SAFE = 4
|
|
h[1] = 1
|
|
end.join
|
|
end
|
|
end
|
|
|
|
def test_intialize_wrong_arguments
|
|
assert_raise(ArgumentError) do
|
|
Hash.new(0) { }
|
|
end
|
|
end
|
|
|
|
def test_create
|
|
assert_equal({1=>2, 3=>4}, Hash[[[1,2],[3,4]]])
|
|
assert_raise(ArgumentError) { Hash[0, 1, 2] }
|
|
assert_equal({1=>2, 3=>4}, Hash[1,2,3,4])
|
|
o = Object.new
|
|
def o.to_hash() {1=>2} end
|
|
assert_equal({1=>2}, Hash[o], "[ruby-dev:34555]")
|
|
end
|
|
|
|
def test_rehash2
|
|
h = {1 => 2, 3 => 4}
|
|
assert_equal(h.dup, h.rehash)
|
|
assert_raise(RuntimeError) { h.each { h.rehash } }
|
|
assert_equal({}, {}.rehash)
|
|
end
|
|
|
|
def test_fetch2
|
|
assert_equal(:bar, @h.fetch(0, :foo) { :bar })
|
|
end
|
|
|
|
def test_default_proc
|
|
h = Hash.new {|hh, k| hh + k + "baz" }
|
|
assert_equal("foobarbaz", h.default_proc.call("foo", "bar"))
|
|
h = {}
|
|
assert_nil(h.default_proc)
|
|
end
|
|
|
|
def test_shift2
|
|
h = Hash.new {|hh, k| :foo }
|
|
h[1] = 2
|
|
assert_equal([1, 2], h.shift)
|
|
assert_equal(:foo, h.shift)
|
|
assert_equal(:foo, h.shift)
|
|
|
|
h = Hash.new(:foo)
|
|
h[1] = 2
|
|
assert_equal([1, 2], h.shift)
|
|
assert_equal(:foo, h.shift)
|
|
assert_equal(:foo, h.shift)
|
|
|
|
h = {1=>2}
|
|
h.each { assert_equal([1, 2], h.shift) }
|
|
end
|
|
|
|
def test_reject_bang2
|
|
assert_equal({1=>2}, {1=>2,3=>4}.reject! {|k, v| k + v == 7 })
|
|
assert_nil({1=>2,3=>4}.reject! {|k, v| k == 5 })
|
|
assert_nil({}.reject! { })
|
|
end
|
|
|
|
def test_select
|
|
assert_equal({3=>4,5=>6}, {1=>2,3=>4,5=>6}.select {|k, v| k + v >= 7 })
|
|
end
|
|
|
|
def test_select!
|
|
h = {1=>2,3=>4,5=>6}
|
|
assert_equal(h, h.select! {|k, v| k + v >= 7 })
|
|
assert_equal({3=>4,5=>6}, h)
|
|
h = {1=>2,3=>4,5=>6}
|
|
assert_equal(nil, h.select!{true})
|
|
end
|
|
|
|
def test_clear2
|
|
assert_equal({}, {1=>2,3=>4,5=>6}.clear)
|
|
h = {1=>2,3=>4,5=>6}
|
|
h.each { h.clear }
|
|
assert_equal({}, h)
|
|
end
|
|
|
|
def test_replace2
|
|
h1 = Hash.new { :foo }
|
|
h2 = {}
|
|
h2.replace h1
|
|
assert_equal(:foo, h2[0])
|
|
|
|
assert_raise(ArgumentError) { h2.replace() }
|
|
assert_raise(TypeError) { h2.replace(1) }
|
|
h2.freeze
|
|
assert_raise(ArgumentError) { h2.replace() }
|
|
assert_raise(RuntimeError) { h2.replace(h1) }
|
|
assert_raise(RuntimeError) { h2.replace(42) }
|
|
end
|
|
|
|
def test_size2
|
|
assert_equal(0, {}.size)
|
|
end
|
|
|
|
def test_equal2
|
|
assert({} != 0)
|
|
o = Object.new
|
|
def o.to_hash; {}; end
|
|
def o.==(x); true; end
|
|
assert({} == o)
|
|
def o.==(x); false; end
|
|
assert({} != o)
|
|
|
|
h1 = {1=>2}; h2 = {3=>4}
|
|
assert(h1 != h2)
|
|
h1 = {1=>2}; h2 = {1=>4}
|
|
assert(h1 != h2)
|
|
end
|
|
|
|
def test_eql
|
|
assert(!({}.eql?(0)))
|
|
o = Object.new
|
|
def o.to_hash; {}; end
|
|
def o.eql?(x); true; end
|
|
assert({}.eql?(o))
|
|
def o.eql?(x); false; end
|
|
assert(!({}.eql?(o)))
|
|
end
|
|
|
|
def test_hash2
|
|
assert_kind_of(Integer, {}.hash)
|
|
end
|
|
|
|
def test_update2
|
|
h1 = {1=>2, 3=>4}
|
|
h2 = {1=>3, 5=>7}
|
|
h1.update(h2) {|k, v1, v2| k + v1 + v2 }
|
|
assert_equal({1=>6, 3=>4, 5=>7}, h1)
|
|
end
|
|
|
|
def test_merge
|
|
h1 = {1=>2, 3=>4}
|
|
h2 = {1=>3, 5=>7}
|
|
assert_equal({1=>3, 3=>4, 5=>7}, h1.merge(h2))
|
|
assert_equal({1=>6, 3=>4, 5=>7}, h1.merge(h2) {|k, v1, v2| k + v1 + v2 })
|
|
end
|
|
|
|
def test_assoc
|
|
assert_equal([3,4], {1=>2, 3=>4, 5=>6}.assoc(3))
|
|
assert_nil({1=>2, 3=>4, 5=>6}.assoc(4))
|
|
end
|
|
|
|
def test_rassoc
|
|
assert_equal([3,4], {1=>2, 3=>4, 5=>6}.rassoc(4))
|
|
assert_nil({1=>2, 3=>4, 5=>6}.rassoc(3))
|
|
end
|
|
|
|
def test_flatten
|
|
assert_equal([[1], [2]], {[1] => [2]}.flatten)
|
|
end
|
|
|
|
def test_callcc
|
|
h = {1=>2}
|
|
c = nil
|
|
f = false
|
|
h.each { callcc {|c2| c = c2 } }
|
|
unless f
|
|
f = true
|
|
c.call
|
|
end
|
|
assert_raise(RuntimeError) { h.each { h.rehash } }
|
|
|
|
h = {1=>2}
|
|
c = nil
|
|
assert_raise(RuntimeError) do
|
|
h.each { callcc {|c2| c = c2 } }
|
|
h.clear
|
|
c.call
|
|
end
|
|
end
|
|
|
|
def test_compare_by_identity
|
|
a = "foo"
|
|
assert(!{}.compare_by_identity?)
|
|
h = { a => "bar" }
|
|
assert(!h.compare_by_identity?)
|
|
h.compare_by_identity
|
|
assert(h.compare_by_identity?)
|
|
#assert_equal("bar", h[a])
|
|
assert_nil(h["foo"])
|
|
end
|
|
|
|
class ObjWithHash
|
|
def initialize(value, hash)
|
|
@value = value
|
|
@hash = hash
|
|
end
|
|
attr_reader :value, :hash
|
|
|
|
def eql?(other)
|
|
@value == other.value
|
|
end
|
|
end
|
|
|
|
def test_hash_hash
|
|
assert_equal({0=>2,11=>1}.hash, {11=>1,0=>2}.hash)
|
|
o1 = ObjWithHash.new(0,1)
|
|
o2 = ObjWithHash.new(11,1)
|
|
assert_equal({o1=>1,o2=>2}.hash, {o2=>2,o1=>1}.hash)
|
|
end
|
|
|
|
def test_hash_bignum_hash
|
|
x = 2<<(32-3)-1
|
|
assert_equal({x=>1}.hash, {x=>1}.hash)
|
|
x = 2<<(64-3)-1
|
|
assert_equal({x=>1}.hash, {x=>1}.hash)
|
|
|
|
o = Object.new
|
|
def o.hash; 2<<100; end
|
|
assert_equal({x=>1}.hash, {x=>1}.hash)
|
|
end
|
|
|
|
def test_hash_poped
|
|
assert_nothing_raised { eval("a = 1; {a => a}; a") }
|
|
end
|
|
|
|
def test_recursive_check
|
|
h = {}
|
|
assert_raise(ArgumentError) { h[h] = :foo }
|
|
end
|
|
end
|