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# -*- coding: utf-8 -*-
require_relative 'helper'
module Psych
class TestEmitter < TestCase
def setup
super
@out = StringIO.new('')
@emitter = Psych::Emitter.new @out
end
def test_line_width
assert_equal 0, @emitter.line_width
assert_equal 10, @emitter.line_width = 10
assert_equal 10, @emitter.line_width
end
def test_set_canonical
@emitter.canonical = true
assert_equal true, @emitter.canonical
@emitter.canonical = false
assert_equal false, @emitter.canonical
end
def test_indentation_set
assert_equal 2, @emitter.indentation
@emitter.indentation = 5
assert_equal 5, @emitter.indentation
end
def test_emit_utf_8
@emitter.start_stream Psych::Nodes::Stream::UTF8
@emitter.start_document [], [], false
@emitter.scalar '日本語', nil, nil, false, true, 1
@emitter.end_document true
@emitter.end_stream
assert_match('日本語', @out.string)
end
def test_start_stream_arg_error
assert_raises(TypeError) do
@emitter.start_stream 'asdfasdf'
end
end
def test_start_doc_arg_error
@emitter.start_stream Psych::Nodes::Stream::UTF8
[
[nil, [], false],
[[nil, nil], [], false],
[[], 'foo', false],
[[], ['foo'], false],
[[], [nil,nil], false],
].each do |args|
assert_raises(TypeError) do
@emitter.start_document(*args)
end
end
end
def test_scalar_arg_error
@emitter.start_stream Psych::Nodes::Stream::UTF8
@emitter.start_document [], [], false
[
[:foo, nil, nil, false, true, 1],
['foo', Object.new, nil, false, true, 1],
['foo', nil, Object.new, false, true, 1],
['foo', nil, nil, false, true, :foo],
[nil, nil, nil, false, true, 1],
].each do |args|
assert_raises(TypeError) do
@emitter.scalar(*args)
end
end
end
def test_start_sequence_arg_error
@emitter.start_stream Psych::Nodes::Stream::UTF8
@emitter.start_document [], [], false
assert_raises(TypeError) do
@emitter.start_sequence(nil, Object.new, true, 1)
end
assert_raises(TypeError) do
@emitter.start_sequence(nil, nil, true, :foo)
end
end
end
end
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