# YAML Test Matrix

--- &test-SF5V
  Title: Duplicate YAML directive
  Tags: [ directive, error ]

YAML

%YAML 1.2
%YAML 1.2
---

Expected Events

+STR

Expected JSON



js-yaml-event

 invalid_incorrect
+STR
+DOC ---
=VAL :
-DOC
-STR

js-yaml-json

 invalid_incorrect
null

perl-syck-json

 invalid_incorrect
"%YAML 1.2 %YAML 1.2 ---"

perl-syck-perl

 invalid_incorrect
'%YAML 1.2 %YAML 1.2 ---'

c-libfyaml-event

 invalid_correct
stdin:2:7: error: duplicate version directive
%YAML 1.2
      ^~~
[NOT]: failed to fy_parse_version_directive()
+STR

c-libfyaml-json

 invalid_correct
stdin:2:7: error: duplicate version directive
%YAML 1.2
      ^~~
[NOT]: failed to fy_parse_version_directive()

c-libyaml-event

 invalid_correct
Parse error: found duplicate %YAML directive
+STR

cpp-yamlcpp-event

 invalid_correct
Exception:
yaml-cpp: error at line 2, column 1: repeated YAML directive
+STR

dotnet-yamldotnet-event

 invalid_correct
Unhandled exception. YamlDotNet.Core.SemanticErrorException: (Line: 2, Col: 1, Idx: 10) - (Line: 2, Col: 6, Idx: 15): While scanning a version directive, did not find preceding <document end>.
   at YamlDotNet.Core.Scanner.ScanDirective()
   at YamlDotNet.Core.Scanner.FetchDirective()
   at YamlDotNet.Core.Scanner.FetchNextToken()
   at YamlDotNet.Core.Scanner.FetchMoreTokens()
   at YamlDotNet.Core.Scanner.MoveNextWithoutConsuming()
   at YamlDotNet.Core.Parser.GetCurrentToken()
   at YamlDotNet.Core.Parser.ProcessDirectives(TagDirectiveCollection tags)
   at YamlDotNet.Core.Parser.ParseDocumentStart(Boolean isImplicit)
   at YamlDotNet.Core.Parser.StateMachine()
   at YamlDotNet.Core.Parser.MoveNext()
   at YamlDotNet.RepresentationModel.LibYamlEventStream.WriteTo(TextWriter textWriter)
   at Program.Main(String[] commandLineArguments)
Aborted (core dumped)
+STR

dotnet-yamldotnet-json

 invalid_correct
Unhandled exception. YamlDotNet.Core.SemanticErrorException: (Line: 2, Col: 1, Idx: 10) - (Line: 2, Col: 6, Idx: 15): While scanning a version directive, did not find preceding <document end>.
   at YamlDotNet.Core.Scanner.ScanDirective()
   at YamlDotNet.Core.Scanner.FetchDirective()
   at YamlDotNet.Core.Scanner.FetchNextToken()
   at YamlDotNet.Core.Scanner.FetchMoreTokens()
   at YamlDotNet.Core.Scanner.MoveNextWithoutConsuming()
   at YamlDotNet.Core.Parser.GetCurrentToken()
   at YamlDotNet.Core.Parser.ProcessDirectives(TagDirectiveCollection tags)
   at YamlDotNet.Core.Parser.ParseDocumentStart(Boolean isImplicit)
   at YamlDotNet.Core.Parser.StateMachine()
   at YamlDotNet.Core.Parser.MoveNext()
   at YamlDotNet.Core.ParserExtensions.TryConsume[T](IParser parser, T& event)
   at YamlDotNet.Serialization.Deserializer.Deserialize(IParser parser, Type type)
   at YamlDotNet.Serialization.Deserializer.Deserialize(TextReader input, Type type)
   at YamlDotNet.Serialization.Deserializer.Deserialize(TextReader input)
   at Program.Main(String[] commandLineArguments)
Aborted (core dumped)

hs-hsyaml-event

 invalid_correct
Parsing error near byte offset Pos {posByteOffset = 10, posCharOffset = 10, posLine = 2, posColumn = 0} (Multiple %YAML directives)
+STR

hs-hsyaml-json

 invalid_correct
hsyaml-parser: user error (Multiple %YAML directives)

java-snakeyaml-event

 invalid_correct
Exception in thread "main" found duplicate YAML directive
 in 'reader', line 2, column 1:
    %YAML 1.2
    ^

	at org.yaml.snakeyaml.parser.ParserImpl.processDirectives(ParserImpl.java:329)
	at org.yaml.snakeyaml.parser.ParserImpl.access$1000(ParserImpl.java:120)
	at org.yaml.snakeyaml.parser.ParserImpl$ParseDocumentStart.produce(ParserImpl.java:249)
	at org.yaml.snakeyaml.parser.ParserImpl$ParseImplicitDocumentStart.produce(ParserImpl.java:227)
	at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:165)
	at org.yaml.snakeyaml.Yaml$3.hasNext(Yaml.java:677)
	at org.yaml.editor.Snake2Events.yamlToEvents(Snake2Events.java:111)
	at org.yaml.editor.Snake2Events.main(Snake2Events.java:119)

java-snakeyaml-json

 invalid_correct
Exception in thread "main" found duplicate YAML directive
 in 'reader', line 2, column 1:
    %YAML 1.2
    ^

	at org.yaml.snakeyaml.parser.ParserImpl.processDirectives(ParserImpl.java:329)
	at org.yaml.snakeyaml.parser.ParserImpl.access$1000(ParserImpl.java:120)
	at org.yaml.snakeyaml.parser.ParserImpl$ParseDocumentStart.produce(ParserImpl.java:249)
	at org.yaml.snakeyaml.parser.ParserImpl$ParseImplicitDocumentStart.produce(ParserImpl.java:227)
	at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:165)
	at org.yaml.snakeyaml.parser.ParserImpl.checkEvent(ParserImpl.java:155)
	at org.yaml.snakeyaml.composer.Composer.checkNode(Composer.java:93)
	at org.yaml.snakeyaml.constructor.BaseConstructor.checkData(BaseConstructor.java:124)
	at org.yaml.snakeyaml.Yaml$1.hasNext(Yaml.java:509)
	at org.yaml.editor.Snake2Json.yamlToJson(Snake2Json.java:18)
	at org.yaml.editor.Snake2Json.main(Snake2Json.java:25)

js-jsyaml-json

 invalid_correct
/node/node_modules/js-yaml/lib/loader.js:187
  throw generateError(state, message);
  ^
YAMLException: duplication of %YAML directive (3:1)

 1 | %YAML 1.2
 2 | %YAML 1.2
 3 | ---
-----^
    at generateError (/node/node_modules/js-yaml/lib/loader.js:183:10)
    at throwError (/node/node_modules/js-yaml/lib/loader.js:187:9)
    at Object.handleYamlDirective [as YAML] (/node/node_modules/js-yaml/lib/loader.js:204:7)
    at readDocument (/node/node_modules/js-yaml/lib/loader.js:1606:39)
    at loadDocuments (/node/node_modules/js-yaml/lib/loader.js:1688:5)
    at Object.loadAll (/node/node_modules/js-yaml/lib/loader.js:1701:19)
    at Object.<anonymous> (/yaml/bin/js-jsyaml-json:7:13)
    at Module._compile (internal/modules/cjs/loader.js:778:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)
    at Module.load (internal/modules/cjs/loader.js:653:32)

lua-lyaml-json

 invalid_correct
luajit: 1:1: found incompatible YAML document
stack traceback:
	[C]: in function 'error'
	/usr/local/share/lua/5.1/lyaml/init.lua:306: in function 'error'
	/usr/local/share/lua/5.1/lyaml/init.lua:325: in function 'parse'
	/usr/local/share/lua/5.1/lyaml/init.lua:496: in function 'load'
	/yaml/bin/lua-lyaml-json:6: in main chunk
	[C]: at 0x560d08fbff97

nim-nimyaml-event

 invalid_correct
/tmp/NimYAML-0.16.0/yaml/stream.nim(134) nimyaml_event
/tmp/NimYAML-0.16.0/yaml/stream.nim(106) next
Error: unhandled exception: Duplicate %YAML [YamlStreamError]
+STR

perl-pp-event

 invalid_correct
Found duplicate YAML directive at /yaml/bin/perl-pp-event line 25.
 at /yaml/bin/perl-pp-event line 25.
+STR

perl-pp-json

 invalid_correct
Found duplicate YAML directive at /perl5/lib/perl5/YAML/PP/Loader.pm line 94.
 at /perl5/lib/perl5/YAML/PP/Loader.pm line 94.

perl-pp-perl

 invalid_correct
Found duplicate YAML directive at /perl5/lib/perl5/YAML/PP/Loader.pm line 94.
 at /perl5/lib/perl5/YAML/PP/Loader.pm line 94.

perl-pplibyaml-event

 invalid_correct
YAML::PP::LibYAML Error: The problem:

    found duplicate %YAML directive

was found at , line: 2, column: 1

perl-pplibyaml-json

 invalid_correct
YAML::PP::LibYAML Error: The problem:

    found duplicate %YAML directive

was found at , line: 2, column: 1

perl-pplibyaml-perl

 invalid_correct
YAML::PP::LibYAML Error: The problem:

    found duplicate %YAML directive

was found at , line: 2, column: 1

perl-refparser-event

 invalid_correct
Multiple %YAML directives not allowed at /perl5/lib/perl5/YAML/Parser.pm line 4848, <> line 1.

perl-tiny-json

 invalid_correct
YAML::Tiny failed to classify line '%YAML 1.2' at /yaml/bin/perl-tiny-json line 12.

perl-tiny-perl

 invalid_correct
YAML::Tiny failed to classify line '%YAML 1.2' at /yaml/bin/perl-tiny-perl line 15.

perl-xs-json

 invalid_correct
YAML::XS::Load Error: The problem:

    found duplicate %YAML directive

was found at document: 1, line: 2, column: 1

perl-xs-perl

 invalid_correct
YAML::XS::Load Error: The problem:

    found duplicate %YAML directive

was found at document: 1, line: 2, column: 1

perl-yaml-json

 invalid_correct
YAML Error: Expected separator '---'
   Code: YAML_PARSE_ERR_NO_SEPARATOR
   Line: 1
   Document: 2
 at /perl5/lib/perl5/YAML/Loader.pm line 88.

perl-yaml-perl

 invalid_correct
YAML Error: Expected separator '---'
   Code: YAML_PARSE_ERR_NO_SEPARATOR
   Line: 1
   Document: 2
 at /perl5/lib/perl5/YAML/Loader.pm line 88.

py-pyyaml-event

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-pyyaml-event", line 7, in <module>
    for event in yaml.parse(sys.stdin.read()):
  File "/python/lib/python3.7/site-packages/yaml/__init__.py", line 75, in parse
    while loader.check_event():
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 98, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 157, in parse_implicit_document_start
    return self.parse_document_start()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 169, in parse_document_start
    version, tags = self.process_directives()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 225, in process_directives
    "found duplicate YAML directive", token.start_mark)
yaml.parser.ParserError: found duplicate YAML directive
  in "<unicode string>", line 2, column 1:
    %YAML 1.2
    ^
+STR

py-pyyaml-json

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-pyyaml-json", line 19, in <module>
    for doc in yaml.load_all(sys.stdin.read(), Loader=yaml.FullLoader):
  File "/python/lib/python3.7/site-packages/yaml/__init__.py", line 129, in load_all
    while loader.check_data():
  File "/python/lib/python3.7/site-packages/yaml/constructor.py", line 32, in check_data
    return self.check_node()
  File "/python/lib/python3.7/site-packages/yaml/composer.py", line 22, in check_node
    return not self.check_event(StreamEndEvent)
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 98, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 157, in parse_implicit_document_start
    return self.parse_document_start()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 169, in parse_document_start
    version, tags = self.process_directives()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 225, in process_directives
    "found duplicate YAML directive", token.start_mark)
yaml.parser.ParserError: found duplicate YAML directive
  in "<unicode string>", line 2, column 1:
    %YAML 1.2
    ^

py-pyyaml-py

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-pyyaml-py", line 36, in <module>
    for doc in yaml.load_all(sys.stdin.read(), Loader=yaml.FullLoader):
  File "/python/lib/python3.7/site-packages/yaml/__init__.py", line 129, in load_all
    while loader.check_data():
  File "/python/lib/python3.7/site-packages/yaml/constructor.py", line 32, in check_data
    return self.check_node()
  File "/python/lib/python3.7/site-packages/yaml/composer.py", line 22, in check_node
    return not self.check_event(StreamEndEvent)
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 98, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 157, in parse_implicit_document_start
    return self.parse_document_start()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 169, in parse_document_start
    version, tags = self.process_directives()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 225, in process_directives
    "found duplicate YAML directive", token.start_mark)
yaml.parser.ParserError: found duplicate YAML directive
  in "<unicode string>", line 2, column 1:
    %YAML 1.2
    ^

py-ruamel-event

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-ruamel-event", line 7, in <module>
    for event in ruamel.yaml.parse(sys.stdin.read()):
  File "/python/lib/python3.7/site-packages/ruamel/yaml/main.py", line 907, in parse
    while loader._parser.check_event():
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 140, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 200, in parse_implicit_document_start
    return self.parse_document_start()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 211, in parse_document_start
    version, tags = self.process_directives()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 278, in process_directives
    None, None, 'found duplicate YAML directive', token.start_mark
ruamel.yaml.parser.ParserError: found duplicate YAML directive
  in "<unicode string>", line 2, column 1:
    %YAML 1.2
    ^ (line: 2)
+STR

py-ruamel-json

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-ruamel-json", line 19, in <module>
    for doc in ruamel.yaml.load_all(sys.stdin.read(), Loader=ruamel.yaml.Loader):
  File "/python/lib/python3.7/site-packages/ruamel/yaml/main.py", line 975, in load_all
    while loader._constructor.check_data():
  File "/python/lib/python3.7/site-packages/ruamel/yaml/constructor.py", line 100, in check_data
    return self.composer.check_node()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/composer.py", line 62, in check_node
    return not self.parser.check_event(StreamEndEvent)
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 140, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 200, in parse_implicit_document_start
    return self.parse_document_start()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 211, in parse_document_start
    version, tags = self.process_directives()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 278, in process_directives
    None, None, 'found duplicate YAML directive', token.start_mark
ruamel.yaml.parser.ParserError: found duplicate YAML directive
  in "<unicode string>", line 2, column 1:
    %YAML 1.2
    ^ (line: 2)

py-ruamel-py

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-ruamel-py", line 36, in <module>
    for doc in ruamel.yaml.load_all(sys.stdin.read(), Loader=ruamel.yaml.Loader):
  File "/python/lib/python3.7/site-packages/ruamel/yaml/main.py", line 975, in load_all
    while loader._constructor.check_data():
  File "/python/lib/python3.7/site-packages/ruamel/yaml/constructor.py", line 100, in check_data
    return self.composer.check_node()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/composer.py", line 62, in check_node
    return not self.parser.check_event(StreamEndEvent)
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 140, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 200, in parse_implicit_document_start
    return self.parse_document_start()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 211, in parse_document_start
    version, tags = self.process_directives()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 278, in process_directives
    None, None, 'found duplicate YAML directive', token.start_mark
ruamel.yaml.parser.ParserError: found duplicate YAML directive
  in "<unicode string>", line 2, column 1:
    %YAML 1.2
    ^ (line: 2)

ruby-psych-json

 invalid_correct
/usr/lib/ruby/2.5.0/psych.rb:405:in `parse': (<unknown>): found incompatible YAML document at line 1 column 1 (Psych::SyntaxError)
	from /usr/lib/ruby/2.5.0/psych.rb:405:in `parse_stream'
	from /usr/lib/ruby/2.5.0/psych.rb:488:in `load_stream'
	from /yaml/bin/ruby-psych-json:6:in `<main>'