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require 'minitest/autorun'
require 'psych'
require 'complex'
require 'date'
require 'rational'
module Psych
module Visitors
class TestToRuby < MiniTest::Unit::TestCase
def setup
@visitor = ToRuby.new
end
A = Struct.new(:foo)
def test_struct
s = A.new('bar')
mapping = Nodes::Mapping.new nil, "!ruby/struct:#{s.class}"
mapping.children << Nodes::Scalar.new('foo')
mapping.children << Nodes::Scalar.new('bar')
ruby = mapping.to_ruby
assert_equal s.class, ruby.class
assert_equal s.foo, ruby.foo
assert_equal s, ruby
end
def test_anon_struct_legacy
s = Struct.new(:foo).new('bar')
mapping = Nodes::Mapping.new nil, '!ruby/struct:'
mapping.children << Nodes::Scalar.new('foo')
mapping.children << Nodes::Scalar.new('bar')
assert_equal s.foo, mapping.to_ruby.foo
end
def test_anon_struct
s = Struct.new(:foo).new('bar')
mapping = Nodes::Mapping.new nil, '!ruby/struct'
mapping.children << Nodes::Scalar.new('foo')
mapping.children << Nodes::Scalar.new('bar')
assert_equal s.foo, mapping.to_ruby.foo
end
def test_exception
exc = Exception.new 'hello'
mapping = Nodes::Mapping.new nil, '!ruby/exception'
mapping.children << Nodes::Scalar.new('message')
mapping.children << Nodes::Scalar.new('hello')
ruby = mapping.to_ruby
assert_equal exc.class, ruby.class
assert_equal exc.message, ruby.message
end
def test_regexp
node = Nodes::Scalar.new('/foo/', nil, '!ruby/regexp')
assert_equal(/foo/, node.to_ruby)
node = Nodes::Scalar.new('/foo/m', nil, '!ruby/regexp')
assert_equal(/foo/m, node.to_ruby)
node = Nodes::Scalar.new('/foo/ix', nil, '!ruby/regexp')
assert_equal(/foo/ix, node.to_ruby)
end
def test_time
now = Time.now
formatted = now.strftime("%Y-%m-%d %H:%M:%S") +
".%06d %d:00" % [now.usec, now.gmt_offset / 3600]
assert_equal now, Nodes::Scalar.new(formatted).to_ruby
end
def test_time_utc
now = Time.now.utc
formatted = now.strftime("%Y-%m-%d %H:%M:%S") +
".%06dZ" % [now.usec]
assert_equal now, Nodes::Scalar.new(formatted).to_ruby
end
def test_time_utc_no_z
now = Time.now.utc
formatted = now.strftime("%Y-%m-%d %H:%M:%S") +
".%06d" % [now.usec]
assert_equal now, Nodes::Scalar.new(formatted).to_ruby
end
def test_date
d = '1980-12-16'
actual = Date.strptime(d, '%Y-%m-%d')
date = Nodes::Scalar.new(d, nil, 'tag:yaml.org,2002:timestamp', false)
assert_equal actual, date.to_ruby
end
def test_rational
mapping = Nodes::Mapping.new nil, '!ruby/object:Rational'
mapping.children << Nodes::Scalar.new('denominator')
mapping.children << Nodes::Scalar.new('2')
mapping.children << Nodes::Scalar.new('numerator')
mapping.children << Nodes::Scalar.new('1')
assert_equal Rational(1,2), mapping.to_ruby
end
def test_complex
mapping = Nodes::Mapping.new nil, '!ruby/object:Complex'
mapping.children << Nodes::Scalar.new('image')
mapping.children << Nodes::Scalar.new('2')
mapping.children << Nodes::Scalar.new('real')
mapping.children << Nodes::Scalar.new('1')
assert_equal Complex(1,2), mapping.to_ruby
end
if RUBY_VERSION >= '1.9'
def test_complex_string
node = Nodes::Scalar.new '3+4i', nil, "!ruby/object:Complex"
assert_equal Complex(3, 4), node.to_ruby
end
def test_rational_string
node = Nodes::Scalar.new '1/2', nil, "!ruby/object:Rational"
assert_equal Rational(1, 2), node.to_ruby
end
end
def test_range_string
node = Nodes::Scalar.new '1..2', nil, "!ruby/range"
assert_equal 1..2, node.to_ruby
end
def test_range_string_triple
node = Nodes::Scalar.new '1...3', nil, "!ruby/range"
assert_equal 1...3, node.to_ruby
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
# http://yaml.org/type/bool.html
def test_boolean_true
%w{ y Y yes Yes YES true True TRUE on On ON }.each do |t|
i = Nodes::Scalar.new(t, nil, 'tag:yaml.org,2002:bool')
assert_equal true, i.to_ruby
assert_equal true, Nodes::Scalar.new(t).to_ruby
end
end
# http://yaml.org/type/bool.html
def test_boolean_false
%w{ n N no No NO false False FALSE off Off OFF }.each do |t|
i = Nodes::Scalar.new(t, nil, 'tag:yaml.org,2002:bool')
assert_equal false, i.to_ruby
assert_equal false, Nodes::Scalar.new(t).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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