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require_relative 'helper'
module Psych
class TestParser < TestCase
class EventCatcher < Handler
attr_reader :calls
def initialize
@calls = []
end
(Handler.instance_methods(true) -
Object.instance_methods).each do |m|
class_eval %{
def #{m} *args
super
@calls << [:#{m}, args]
end
}
end
end
def setup
super
@parser = Psych::Parser.new EventCatcher.new
end
def test_bogus_io
o = Object.new
def o.read len; self end
assert_raises(TypeError) do
@parser.parse o
end
end
def test_parse_io
@parser.parse StringIO.new("--- a")
assert_called :start_stream
assert_called :scalar
assert_called :end_stream
end
def test_syntax_error
assert_raises(Psych::SyntaxError) do
@parser.parse("---\n\"foo\"\n\"bar\"\n")
end
end
# ruby-core:34690
def test_exception_line
e = assert_raises(Psych::SyntaxError) do
@parser.parse(<<-eoyaml)
# based on "SGML/XML character entity reference" at http://www.bitjungle.com/isoent/
#
---
#DOUBLE LOW-9 QUOTATION MARK
#requires fontenc:T1
ldquor: ,,
eoyaml
end
assert_match 'line 6', e.message
end
def test_mapping_end
@parser.parse("---\n!!map { key: value }")
assert_called :end_mapping
end
def test_mapping_tag
@parser.parse("---\n!!map { key: value }")
assert_called :start_mapping, ["tag:yaml.org,2002:map", false, Nodes::Mapping::FLOW]
end
def test_mapping_anchor
@parser.parse("---\n&A { key: value }")
assert_called :start_mapping, ['A', true, Nodes::Mapping::FLOW]
end
def test_mapping_block
@parser.parse("---\n key: value")
assert_called :start_mapping, [true, Nodes::Mapping::BLOCK]
end
def test_mapping_start
@parser.parse("---\n{ key: value }")
assert_called :start_mapping
assert_called :start_mapping, [true, Nodes::Mapping::FLOW]
end
def test_sequence_end
@parser.parse("---\n&A [1, 2]")
assert_called :end_sequence
end
def test_sequence_start_anchor
@parser.parse("---\n&A [1, 2]")
assert_called :start_sequence, ["A", true, Nodes::Sequence::FLOW]
end
def test_sequence_start_tag
@parser.parse("---\n!!seq [1, 2]")
assert_called :start_sequence, ["tag:yaml.org,2002:seq", false, Nodes::Sequence::FLOW]
end
def test_sequence_start_flow
@parser.parse("---\n[1, 2]")
assert_called :start_sequence, [true, Nodes::Sequence::FLOW]
end
def test_sequence_start_block
@parser.parse("---\n - 1\n - 2")
assert_called :start_sequence, [true, Nodes::Sequence::BLOCK]
end
def test_literal_scalar
@parser.parse(<<-eoyml)
%YAML 1.1
---
"literal\n\
\ttext\n"
eoyml
assert_called :scalar, ['literal text ', false, true, Nodes::Scalar::DOUBLE_QUOTED]
end
def test_scalar
@parser.parse("--- foo\n")
assert_called :scalar, ['foo', true, false, Nodes::Scalar::PLAIN]
end
def test_scalar_with_tag
@parser.parse("---\n!!str foo\n")
assert_called :scalar, ['foo', 'tag:yaml.org,2002:str', false, false, Nodes::Scalar::PLAIN]
end
def test_scalar_with_anchor
@parser.parse("---\n&A foo\n")
assert_called :scalar, ['foo', 'A', true, false, Nodes::Scalar::PLAIN]
end
def test_scalar_plain_implicit
@parser.parse("---\n&A foo\n")
assert_called :scalar, ['foo', 'A', true, false, Nodes::Scalar::PLAIN]
end
def test_alias
@parser.parse(<<-eoyml)
%YAML 1.1
---
!!seq [
!!str "Without properties",
&A !!str "Anchored",
!!str "Tagged",
*A,
!!str "",
]
eoyml
assert_called :alias, ['A']
end
def test_end_stream
@parser.parse("--- foo\n")
assert_called :end_stream
end
def test_start_stream
@parser.parse("--- foo\n")
assert_called :start_stream
end
def test_end_document_implicit
@parser.parse("\"foo\"\n")
assert_called :end_document, [true]
end
def test_end_document_explicit
@parser.parse("\"foo\"\n...")
assert_called :end_document, [false]
end
def test_start_document_version
@parser.parse("%YAML 1.1\n---\n\"foo\"\n")
assert_called :start_document, [[1,1], [], false]
end
def test_start_document_tag
@parser.parse("%TAG !yaml! tag:yaml.org,2002\n---\n!yaml!str \"foo\"\n")
assert_called :start_document, [[], [['!yaml!', 'tag:yaml.org,2002']], false]
end
def assert_called call, with = nil, parser = @parser
if with
call = parser.handler.calls.find { |x|
x.first == call && x.last.compact == with
}
assert(call,
"#{[call,with].inspect} not in #{parser.handler.calls.inspect}"
)
else
assert parser.handler.calls.any? { |x| x.first == call }
end
end
end
end
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