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0df90074c7
name for use in exception messages. * test/psych/test_parser.rb: corresponding tests. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33900 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
304 lines
8 KiB
Ruby
304 lines
8 KiB
Ruby
# coding: utf-8
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require 'psych/helper'
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module Psych
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class TestParser < TestCase
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class EventCatcher < Handler
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attr_accessor :parser
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attr_reader :calls, :marks
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def initialize
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@parser = nil
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@calls = []
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@marks = []
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end
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(Handler.instance_methods(true) -
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Object.instance_methods).each do |m|
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class_eval %{
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def #{m} *args
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super
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@marks << @parser.mark if @parser
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@calls << [:#{m}, args]
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end
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}
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end
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end
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def setup
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super
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@handler = EventCatcher.new
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@parser = Psych::Parser.new @handler
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@handler.parser = @parser
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end
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def test_filename
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ex = assert_raises(Psych::SyntaxError) do
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@parser.parse '--- `', 'omg!'
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end
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assert_match 'omg!', ex.message
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end
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def test_line_numbers
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assert_equal 0, @parser.mark.line
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@parser.parse "---\n- hello\n- world"
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line_calls = @handler.marks.map(&:line).zip(@handler.calls.map(&:first))
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assert_equal [[0, :start_stream],
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[0, :start_document],
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[1, :start_sequence],
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[2, :scalar],
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[3, :scalar],
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[3, :end_sequence],
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[3, :end_document],
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[3, :end_stream]], line_calls
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assert_equal 3, @parser.mark.line
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end
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def test_column_numbers
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assert_equal 0, @parser.mark.column
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@parser.parse "---\n- hello\n- world"
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col_calls = @handler.marks.map(&:column).zip(@handler.calls.map(&:first))
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assert_equal [[0, :start_stream],
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[3, :start_document],
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[1, :start_sequence],
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[0, :scalar],
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[0, :scalar],
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[0, :end_sequence],
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[0, :end_document],
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[0, :end_stream]], col_calls
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assert_equal 0, @parser.mark.column
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end
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def test_index_numbers
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assert_equal 0, @parser.mark.index
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@parser.parse "---\n- hello\n- world"
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idx_calls = @handler.marks.map(&:index).zip(@handler.calls.map(&:first))
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assert_equal [[0, :start_stream],
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[3, :start_document],
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[5, :start_sequence],
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[12, :scalar],
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[19, :scalar],
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[19, :end_sequence],
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[19, :end_document],
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[19, :end_stream]], idx_calls
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assert_equal 19, @parser.mark.index
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end
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def test_set_encoding_twice
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@parser.external_encoding = Psych::Parser::UTF16LE
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e = assert_raises(Psych::Exception) do
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@parser.external_encoding = Psych::Parser::UTF16LE
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end
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assert_equal "don't set the encoding twice!", e.message
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end
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def test_bom
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tadpole = 'おたまじゃくし'
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# BOM + text
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yml = "\uFEFF#{tadpole}".encode('UTF-16LE')
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@parser.parse yml
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assert_equal tadpole, @parser.handler.calls[2][1].first
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end
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def test_external_encoding
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tadpole = 'おたまじゃくし'
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@parser.external_encoding = Psych::Parser::UTF16LE
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@parser.parse tadpole.encode 'UTF-16LE'
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assert_equal tadpole, @parser.handler.calls[2][1].first
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end
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def test_bogus_io
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o = Object.new
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def o.read len; self end
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assert_raises(TypeError) do
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@parser.parse o
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end
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end
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def test_parse_io
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@parser.parse StringIO.new("--- a")
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assert_called :start_stream
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assert_called :scalar
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assert_called :end_stream
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end
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def test_syntax_error
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assert_raises(Psych::SyntaxError) do
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@parser.parse("---\n\"foo\"\n\"bar\"\n")
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end
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end
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def test_syntax_error_twice
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assert_raises(Psych::SyntaxError) do
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@parser.parse("---\n\"foo\"\n\"bar\"\n")
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end
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assert_raises(Psych::SyntaxError) do
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@parser.parse("---\n\"foo\"\n\"bar\"\n")
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end
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end
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def test_syntax_error_has_path_for_string
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e = assert_raises(Psych::SyntaxError) do
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@parser.parse("---\n\"foo\"\n\"bar\"\n")
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end
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assert_match '(<unknown>):', e.message
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end
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def test_syntax_error_has_path_for_io
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io = StringIO.new "---\n\"foo\"\n\"bar\"\n"
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def io.path; "hello!"; end
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e = assert_raises(Psych::SyntaxError) do
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@parser.parse(io)
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end
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assert_match "(#{io.path}):", e.message
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end
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def test_mapping_end
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@parser.parse("---\n!!map { key: value }")
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assert_called :end_mapping
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end
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def test_mapping_tag
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@parser.parse("---\n!!map { key: value }")
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assert_called :start_mapping, ["tag:yaml.org,2002:map", false, Nodes::Mapping::FLOW]
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end
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def test_mapping_anchor
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@parser.parse("---\n&A { key: value }")
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assert_called :start_mapping, ['A', true, Nodes::Mapping::FLOW]
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end
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def test_mapping_block
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@parser.parse("---\n key: value")
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assert_called :start_mapping, [true, Nodes::Mapping::BLOCK]
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end
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def test_mapping_start
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@parser.parse("---\n{ key: value }")
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assert_called :start_mapping
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assert_called :start_mapping, [true, Nodes::Mapping::FLOW]
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end
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def test_sequence_end
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@parser.parse("---\n&A [1, 2]")
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assert_called :end_sequence
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end
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def test_sequence_start_anchor
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@parser.parse("---\n&A [1, 2]")
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assert_called :start_sequence, ["A", true, Nodes::Sequence::FLOW]
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end
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def test_sequence_start_tag
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@parser.parse("---\n!!seq [1, 2]")
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assert_called :start_sequence, ["tag:yaml.org,2002:seq", false, Nodes::Sequence::FLOW]
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end
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def test_sequence_start_flow
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@parser.parse("---\n[1, 2]")
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assert_called :start_sequence, [true, Nodes::Sequence::FLOW]
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end
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def test_sequence_start_block
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@parser.parse("---\n - 1\n - 2")
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assert_called :start_sequence, [true, Nodes::Sequence::BLOCK]
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end
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def test_literal_scalar
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@parser.parse(<<-eoyml)
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%YAML 1.1
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---
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"literal\n\
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\ttext\n"
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eoyml
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assert_called :scalar, ['literal text ', false, true, Nodes::Scalar::DOUBLE_QUOTED]
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end
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def test_scalar
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@parser.parse("--- foo\n")
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assert_called :scalar, ['foo', true, false, Nodes::Scalar::PLAIN]
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end
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def test_scalar_with_tag
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@parser.parse("---\n!!str foo\n")
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assert_called :scalar, ['foo', 'tag:yaml.org,2002:str', false, false, Nodes::Scalar::PLAIN]
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end
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def test_scalar_with_anchor
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@parser.parse("---\n&A foo\n")
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assert_called :scalar, ['foo', 'A', true, false, Nodes::Scalar::PLAIN]
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end
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def test_scalar_plain_implicit
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@parser.parse("---\n&A foo\n")
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assert_called :scalar, ['foo', 'A', true, false, Nodes::Scalar::PLAIN]
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end
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def test_alias
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@parser.parse(<<-eoyml)
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%YAML 1.1
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---
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!!seq [
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!!str "Without properties",
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&A !!str "Anchored",
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!!str "Tagged",
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*A,
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!!str "",
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]
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eoyml
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assert_called :alias, ['A']
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end
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def test_end_stream
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@parser.parse("--- foo\n")
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assert_called :end_stream
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end
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def test_start_stream
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@parser.parse("--- foo\n")
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assert_called :start_stream
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end
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def test_end_document_implicit
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@parser.parse("\"foo\"\n")
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assert_called :end_document, [true]
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end
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def test_end_document_explicit
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@parser.parse("\"foo\"\n...")
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assert_called :end_document, [false]
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end
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def test_start_document_version
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@parser.parse("%YAML 1.1\n---\n\"foo\"\n")
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assert_called :start_document, [[1,1], [], false]
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end
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def test_start_document_tag
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@parser.parse("%TAG !yaml! tag:yaml.org,2002\n---\n!yaml!str \"foo\"\n")
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assert_called :start_document, [[], [['!yaml!', 'tag:yaml.org,2002']], false]
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end
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def assert_called call, with = nil, parser = @parser
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if with
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call = parser.handler.calls.find { |x|
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x.first == call && x.last.compact == with
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}
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assert(call,
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"#{[call,with].inspect} not in #{parser.handler.calls.inspect}"
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)
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else
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assert parser.handler.calls.any? { |x| x.first == call }
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end
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end
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end
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end
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