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same thing on every call. * test/psych/visitors/test_yaml_tree.rb: related test. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37350 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
173 lines
4.3 KiB
Ruby
173 lines
4.3 KiB
Ruby
require 'psych/helper'
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module Psych
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module Visitors
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class TestYAMLTree < TestCase
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def setup
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super
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@v = Visitors::YAMLTree.new
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end
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def test_tree_can_be_called_twice
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@v.start
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@v << Object.new
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t = @v.tree
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assert_equal t, @v.tree
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end
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def test_yaml_tree_can_take_an_emitter
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io = StringIO.new
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e = Psych::Emitter.new io
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v = Visitors::YAMLTree.new({}, e)
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v.start
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v << "hello world"
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v.finish
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assert_match "hello world", io.string
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end
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def test_binary_formatting
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gif = "GIF89a\f\x00\f\x00\x84\x00\x00\xFF\xFF\xF7\xF5\xF5\xEE\xE9\xE9\xE5fff\x00\x00\x00\xE7\xE7\xE7^^^\xF3\xF3\xED\x8E\x8E\x8E\xE0\xE0\xE0\x9F\x9F\x9F\x93\x93\x93\xA7\xA7\xA7\x9E\x9E\x9Eiiiccc\xA3\xA3\xA3\x84\x84\x84\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9\xFF\xFE\xF9!\xFE\x0EMade with GIMP\x00,\x00\x00\x00\x00\f\x00\f\x00\x00\x05, \x8E\x810\x9E\xE3@\x14\xE8i\x10\xC4\xD1\x8A\b\x1C\xCF\x80M$z\xEF\xFF0\x85p\xB8\xB01f\r\e\xCE\x01\xC3\x01\x1E\x10' \x82\n\x01\x00;"
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@v << gif
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scalar = @v.tree.children.first.children.first
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assert_equal Psych::Nodes::Scalar::LITERAL, scalar.style
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end
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def test_object_has_no_class
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yaml = Psych.dump(Object.new)
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assert(Psych.dump(Object.new) !~ /Object/, yaml)
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end
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def test_struct_const
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foo = Struct.new("Foo", :bar)
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assert_cycle foo.new('bar')
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Struct.instance_eval { remove_const(:Foo) }
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end
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A = Struct.new(:foo)
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def test_struct
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assert_cycle A.new('bar')
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end
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def test_struct_anon
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s = Struct.new(:foo).new('bar')
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obj = Psych.load(Psych.dump(s))
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assert_equal s.foo, obj.foo
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end
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def test_override_method
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s = Struct.new(:method).new('override')
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obj = Psych.load(Psych.dump(s))
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assert_equal s.method, obj.method
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end
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def test_exception
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ex = Exception.new 'foo'
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loaded = Psych.load(Psych.dump(ex))
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assert_equal ex.message, loaded.message
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assert_equal ex.class, loaded.class
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end
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def test_regexp
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assert_cycle(/foo/)
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assert_cycle(/foo/i)
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assert_cycle(/foo/mx)
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end
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def test_time
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t = Time.now
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assert_equal t, Psych.load(Psych.dump(t))
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end
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def test_date
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date = Date.strptime('2002-12-14', '%Y-%m-%d')
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assert_cycle date
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end
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def test_rational
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assert_cycle Rational(1,2)
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end
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def test_complex
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assert_cycle Complex(1,2)
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end
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def test_scalar
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assert_cycle 'foo'
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assert_cycle ':foo'
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assert_cycle ''
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assert_cycle ':'
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end
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def test_boolean
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assert_cycle true
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assert_cycle 'true'
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assert_cycle false
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assert_cycle 'false'
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end
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def test_range_inclusive
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assert_cycle 1..2
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end
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def test_range_exclusive
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assert_cycle 1...2
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end
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def test_anon_class
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assert_raises(TypeError) do
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@v.accept Class.new
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end
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assert_raises(TypeError) do
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Psych.dump(Class.new)
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end
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end
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def test_hash
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assert_cycle('a' => 'b')
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end
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def test_list
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assert_cycle(%w{ a b })
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assert_cycle([1, 2.2])
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end
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def test_symbol
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assert_cycle :foo
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end
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def test_int
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assert_cycle 1
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assert_cycle(-1)
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assert_cycle '1'
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assert_cycle '-1'
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end
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def test_float
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assert_cycle 1.2
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assert_cycle '1.2'
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assert Psych.load(Psych.dump(0.0 / 0.0)).nan?
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assert_equal 1, Psych.load(Psych.dump(1 / 0.0)).infinite?
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assert_equal(-1, Psych.load(Psych.dump(-1 / 0.0)).infinite?)
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end
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# http://yaml.org/type/null.html
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def test_nil
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assert_cycle nil
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assert_equal nil, Psych.load('null')
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assert_equal nil, Psych.load('Null')
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assert_equal nil, Psych.load('NULL')
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assert_equal nil, Psych.load('~')
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assert_equal({'foo' => nil}, Psych.load('foo: '))
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assert_cycle 'null'
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assert_cycle 'nUll'
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assert_cycle '~'
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end
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end
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end
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end
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