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require 'test/unit'
require '-test-/hash'
class TestHash < Test::Unit::TestCase
class TestDelete < Test::Unit::TestCase
def test_delete
hash = Bug::Hash.new
hash[1] = 2
called = false
assert_equal 1, hash.size
assert_equal [2], hash.delete!(1) {called = true}
assert_equal false, called, "block called"
assert_equal 0, hash.size
assert_equal nil, hash.delete!(1) {called = true}
assert_equal false, called, "block called"
assert_equal 0, hash.size
end
end
end
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