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require 'minitest/autorun'
require 'psych'
module Psych
module Visitors
class TestToRuby < MiniTest::Unit::TestCase
def setup
@visitor = ToRuby.new
end
def test_integer
i = Nodes::Scalar.new('1', nil, 'tag:yaml.org,2002:int')
assert_equal 1, i.to_ruby
assert_equal 1, Nodes::Scalar.new('1').to_ruby
i = Nodes::Scalar.new('-1', nil, 'tag:yaml.org,2002:int')
assert_equal(-1, i.to_ruby)
assert_equal(-1, Nodes::Scalar.new('-1').to_ruby)
assert_equal 1, Nodes::Scalar.new('+1').to_ruby
end
def test_int_ignore
['1,000', '1_000'].each do |num|
i = Nodes::Scalar.new(num, nil, 'tag:yaml.org,2002:int')
assert_equal 1000, i.to_ruby
assert_equal 1000, Nodes::Scalar.new(num).to_ruby
end
end
def test_float_ignore
['1,000.3', '1_000.3'].each do |num|
i = Nodes::Scalar.new(num, nil, 'tag:yaml.org,2002:float')
assert_equal 1000.3, i.to_ruby
assert_equal 1000.3, Nodes::Scalar.new(num).to_ruby
end
end
def test_float
i = Nodes::Scalar.new('1.2', nil, 'tag:yaml.org,2002:float')
assert_equal 1.2, i.to_ruby
i = Nodes::Scalar.new('1.2')
assert_equal 1.2, i.to_ruby
assert_equal 1, Nodes::Scalar.new('.Inf').to_ruby.infinite?
assert_equal 1, Nodes::Scalar.new('.inf').to_ruby.infinite?
assert_equal 1, Nodes::Scalar.new('.Inf', nil, 'tag:yaml.org,2002:float').to_ruby.infinite?
assert_equal(-1, Nodes::Scalar.new('-.inf').to_ruby.infinite?)
assert_equal(-1, Nodes::Scalar.new('-.Inf').to_ruby.infinite?)
assert_equal(-1, Nodes::Scalar.new('-.Inf', nil, 'tag:yaml.org,2002:float').to_ruby.infinite?)
assert Nodes::Scalar.new('.NaN').to_ruby.nan?
assert Nodes::Scalar.new('.NaN', nil, 'tag:yaml.org,2002:float').to_ruby.nan?
end
def test_exp_float
exp = 1.2e+30
i = Nodes::Scalar.new(exp.to_s, nil, 'tag:yaml.org,2002:float')
assert_equal exp, i.to_ruby
assert_equal exp, Nodes::Scalar.new(exp.to_s).to_ruby
end
def test_scalar
scalar = Nodes::Scalar.new('foo')
assert_equal 'foo', @visitor.accept(scalar)
assert_equal 'foo', scalar.to_ruby
end
def test_sequence
seq = Nodes::Sequence.new
seq.children << Nodes::Scalar.new('foo')
seq.children << Nodes::Scalar.new('bar')
assert_equal %w{ foo bar }, seq.to_ruby
end
def test_mapping
mapping = Nodes::Mapping.new
mapping.children << Nodes::Scalar.new('foo')
mapping.children << Nodes::Scalar.new('bar')
assert_equal({'foo' => 'bar'}, mapping.to_ruby)
end
def test_document
doc = Nodes::Document.new
doc.children << Nodes::Scalar.new('foo')
assert_equal 'foo', doc.to_ruby
end
def test_stream
a = Nodes::Document.new
a.children << Nodes::Scalar.new('foo')
b = Nodes::Document.new
b.children << Nodes::Scalar.new('bar')
stream = Nodes::Stream.new
stream.children << a
stream.children << b
assert_equal %w{ foo bar }, stream.to_ruby
end
def test_alias
seq = Nodes::Sequence.new
seq.children << Nodes::Scalar.new('foo', 'A')
seq.children << Nodes::Alias.new('A')
list = seq.to_ruby
assert_equal %w{ foo foo }, list
assert_equal list[0].object_id, list[1].object_id
end
end
end
end
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