def test_issue_288a(self):
import sys
from io import StringIO
from ruyaml import YAML
yamldoc = dedent(
"""\
---
# Reusable values
aliases:
# First-element comment
- &firstEntry First entry
# Second-element comment
- &secondEntry Second entry
# Third-element comment is
# a multi-line value
- &thirdEntry Third entry
# EOF Comment
"""
)
yaml = YAML()
yaml.indent(mapping=2, sequence=4, offset=2)
yaml.explicit_start = True
yaml.preserve_quotes = True
yaml.width = sys.maxsize
data = yaml.load(yamldoc)
buf = StringIO()
yaml.dump(data, buf)
assert buf.getvalue() == yamldoc
def test_decorator_explicit(self):
from ruamel.yaml import yaml_object
yml = YAML()
@yaml_object(yml)
class User3(object):
yaml_tag = u'!USER'
def __init__(self, name, age):
self.name = name
self.age = age
@classmethod
def to_yaml(cls, representer, node):
return representer.represent_scalar(
cls.yaml_tag, u'{.name}-{.age}'.format(node, node))
@classmethod
def from_yaml(cls, constructor, node):
return cls(*node.value.split('-'))
ys = """
- !USER Anthon-18
"""
d = yml.load(ys)
yml.dump(d, compare=ys)
def test_issue_221_sort_key_reverse(self):
from io import StringIO
from ruyaml import YAML
yaml = YAML()
inp = dedent(
"""\
- four
- One # 1
- Three # 3
- five # 5
- two # 2
"""
)
a = yaml.load(dedent(inp))
a.sort(key=str.lower, reverse=True)
buf = StringIO()
yaml.dump(a, buf)
exp = dedent(
"""\
- two # 2
- Three # 3
- One # 1
- four
- five # 5
"""
)
assert buf.getvalue() == exp
def test_issue_221_sort_reverse(self):
from io import StringIO
from ruyaml import YAML
yaml = YAML()
inp = dedent(
"""\
- d
- a # 1
- c # 3
- e # 5
- b # 2
"""
)
a = yaml.load(dedent(inp))
a.sort(reverse=True)
buf = StringIO()
yaml.dump(a, buf)
exp = dedent(
"""\
- e # 5
- d
- c # 3
- b # 2
- a # 1
"""
)
assert buf.getvalue() == exp
def test_register_1_rt(self):
yaml = YAML()
yaml.register_class(User1)
ys = """
- !user Anthon-18
"""
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_register_1_unsafe(self):
yaml = YAML(typ='unsafe')
yaml.register_class(User1)
ys = """
[!user Anthon-18]
"""
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_register_0_unsafe(self):
# default_flow_style = None
yaml = YAML(typ='unsafe')
yaml.register_class(User0)
ys = """
- !User0 {age: 18, name: Anthon}
"""
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_rt_non_root_literal_scalar(self):
yaml = YAML()
s = 'testing123'
ys = """
- |
{}
"""
ys = ys.format(s)
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_register_0_rt(self):
yaml = YAML()
yaml.register_class(User0)
ys = """
- !User0
name: Anthon
age: 18
"""
d = yaml.load(ys)
yaml.dump(d, compare=ys, unordered_lines=True)
def test_rt_root_literal_scalar_no_indent_no_eol(self):
yaml = YAML()
yaml.explicit_start = True
s = 'testing123'
ys = """
--- |-
{}
"""
ys = ys.format(s)
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_rt_root_plain_scalar_no_indent(self):
yaml = YAML()
yaml.explicit_start = True
yaml.indent = 0
s = 'testing123'
ys = """
---
{}
"""
ys = ys.format(s)
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_issue_280(self):
from collections import namedtuple
from sys import stdout
from ruyaml import YAML
from ruyaml.representer import RepresenterError
T = namedtuple('T', ('a', 'b'))
t = T(1, 2)
yaml = YAML()
with pytest.raises(RepresenterError, match='cannot represent'):
yaml.dump({'t': t}, stdout)
def test_rt_root_sq_scalar_expl_indent(self):
yaml = YAML()
yaml.explicit_start = True
yaml.indent = 4
s = "'testing: 123'"
ys = """
---
{}
"""
ys = ys.format(s)
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_rt_root_dq_scalar_expl_indent(self):
# if yaml.indent is the default (None)
# then write after the directive indicator
yaml = YAML()
yaml.explicit_start = True
yaml.indent = 0
s = '"\'testing123"'
ys = """
---
{}
"""
ys = ys.format(s)
d = yaml.load(ys)
yaml.dump(d, compare=ys)
def test_issue_286(self):
from io import StringIO
from ruyaml import YAML
yaml = YAML()
inp = dedent(
"""\
parent_key:
- sub_key: sub_value
# xxx"""
)
a = yaml.load(inp)
a['new_key'] = 'new_value'
buf = StringIO()
yaml.dump(a, buf)
assert buf.getvalue().endswith('xxx\nnew_key: new_value\n')
def test_decorator_implicit(self):
from ruamel.yaml import yaml_object
yml = YAML()
@yaml_object(yml)
class User2(object):
def __init__(self, name, age):
self.name = name
self.age = age
ys = """
- !User2
name: Anthon
age: 18
"""
d = yml.load(ys)
yml.dump(d, compare=ys, unordered_lines=True)
def test_issue_279(self):
from io import StringIO
from ruyaml import YAML
yaml = YAML()
yaml.indent(sequence=4, offset=2)
inp = dedent(
"""\
experiments:
- datasets:
# ATLAS EWK
- {dataset: ATLASWZRAP36PB, frac: 1.0}
- {dataset: ATLASZHIGHMASS49FB, frac: 1.0}
"""
)
a = yaml.load(inp)
buf = StringIO()
yaml.dump(a, buf)
print(buf.getvalue())
assert buf.getvalue() == inp
def test_issue_290a(self):
import sys
from io import StringIO
from ruyaml import YAML
yamldoc = dedent(
"""\
---
aliases:
# Folded-element comment
# for a multi-line value
- &FoldedEntry >
THIS IS A
FOLDED, MULTI-LINE
VALUE
# Literal-element comment
# for a multi-line value
- &literalEntry |
THIS IS A
LITERAL, MULTI-LINE
VALUE
# Plain-element comment
- &plainEntry Plain entry
"""
)
yaml = YAML()
yaml.indent(mapping=2, sequence=4, offset=2)
yaml.explicit_start = True
yaml.preserve_quotes = True
yaml.width = sys.maxsize
data = yaml.load(yamldoc)
buf = StringIO()
yaml.dump(data, buf)
assert buf.getvalue() == yamldoc
def test_issue_221_sort(self):
from ruamel.yaml import YAML
from ruamel.yaml.compat import StringIO
yaml = YAML()
inp = dedent("""\
- d
- a # 1
- c # 3
- e # 5
- b # 2
""")
a = yaml.load(dedent(inp))
a.sort()
buf = StringIO()
yaml.dump(a, buf)
exp = dedent("""\
- a # 1
- b # 2
- c # 3
- d
- e # 5
""")
assert buf.getvalue() == exp
def test_issue_221_sort_key(self):
from ruamel.yaml import YAML
from ruamel.yaml.compat import StringIO
yaml = YAML()
inp = dedent("""\
- four
- One # 1
- Three # 3
- five # 5
- two # 2
""")
a = yaml.load(dedent(inp))
a.sort(key=str.lower)
buf = StringIO()
yaml.dump(a, buf)
exp = dedent("""\
- five # 5
- four
- One # 1
- Three # 3
- two # 2
""")
assert buf.getvalue() == exp
