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|
# coding: utf-8
"""
various test cases for string scalars in YAML files
'|' for preserved newlines
'>' for folded (newlines become spaces)
and the chomping modifiers:
'-' for stripping: final line break and any trailing empty lines are excluded
'+' for keeping: final line break and empty lines are preserved
'' for clipping: final line break preserved, empty lines at end not
included in content (no modifier)
"""
import platform
import pytest
# from ruyaml.compat import ordereddict
from roundtrip import ( # type: ignore # NOQA
dedent,
round_trip,
round_trip_dump,
round_trip_load,
)
import ruyaml
class TestLiteralScalarString:
def test_basic_string(self) -> None:
round_trip(
"""
a: abcdefg
"""
)
def test_quoted_integer_string(self) -> None:
round_trip(
"""
a: '12345'
"""
)
@pytest.mark.skipif( # type: ignore
platform.python_implementation() == 'Jython',
reason='Jython throws RepresenterError',
)
def test_preserve_string(self) -> None:
inp = """
a: |
abc
def
"""
round_trip(inp, intermediate=dict(a='abc\ndef\n'))
@pytest.mark.skipif( # type: ignore
platform.python_implementation() == 'Jython',
reason='Jython throws RepresenterError',
)
def test_preserve_string_strip(self) -> None:
s = """
a: |-
abc
def
"""
round_trip(s, intermediate=dict(a='abc\ndef'))
@pytest.mark.skipif( # type: ignore
platform.python_implementation() == 'Jython',
reason='Jython throws RepresenterError',
)
def test_preserve_string_keep(self) -> None:
# with pytest.raises(AssertionError) as excinfo:
inp = """
a: |+
ghi
jkl
b: x
"""
round_trip(inp, intermediate=dict(a='ghi\njkl\n\n\n', b='x'))
@pytest.mark.skipif( # type: ignore
platform.python_implementation() == 'Jython',
reason='Jython throws RepresenterError',
)
def test_preserve_string_keep_at_end(self) -> None:
# at EOF you have to specify the ... to get proper "closure"
# of the multiline scalar
inp = """
a: |+
ghi
jkl
...
"""
round_trip(inp, intermediate=dict(a='ghi\njkl\n\n'))
def test_fold_string(self) -> None:
inp = """
a: >
abc
def
"""
round_trip(inp)
def test_fold_string_strip(self) -> None:
inp = """
a: >-
abc
def
"""
round_trip(inp)
def test_fold_string_keep(self) -> None:
with pytest.raises(AssertionError) as excinfo: # NOQA
inp = """
a: >+
abc
def
"""
round_trip(inp, intermediate=dict(a='abc def\n\n'))
class TestQuotedScalarString:
def test_single_quoted_string(self) -> None:
inp = """
a: 'abc'
"""
round_trip(inp, preserve_quotes=True)
def test_double_quoted_string(self) -> None:
inp = """
a: "abc"
"""
round_trip(inp, preserve_quotes=True)
def test_non_preserved_double_quoted_string(self) -> None:
inp = """
a: "abc"
"""
exp = """
a: abc
"""
round_trip(inp, outp=exp)
class TestReplace:
"""inspired by issue 110 from sandres23"""
def test_replace_preserved_scalar_string(self) -> None:
s = dedent(
"""\
foo: |
foo
foo
bar
foo
"""
)
data = round_trip_load(s, preserve_quotes=True)
so = data['foo'].replace('foo', 'bar', 2)
assert isinstance(so, ruyaml.scalarstring.LiteralScalarString)
assert so == dedent(
"""
bar
bar
bar
foo
"""
)
def test_replace_double_quoted_scalar_string(self) -> None:
s = dedent(
"""\
foo: "foo foo bar foo"
"""
)
data = round_trip_load(s, preserve_quotes=True)
so = data['foo'].replace('foo', 'bar', 2)
assert isinstance(so, ruyaml.scalarstring.DoubleQuotedScalarString)
assert so == 'bar bar bar foo'
class TestWalkTree:
def test_basic(self) -> None:
from ruyaml.comments import CommentedMap
from ruyaml.scalarstring import walk_tree
data = CommentedMap()
data[1] = 'a'
data[2] = 'with\nnewline\n'
walk_tree(data)
exp = """\
1: a
2: |
with
newline
"""
assert round_trip_dump(data) == dedent(exp)
def test_map(self) -> None:
from ruyaml.comments import CommentedMap
from ruyaml.compat import ordereddict
from ruyaml.scalarstring import DoubleQuotedScalarString as dq
from ruyaml.scalarstring import SingleQuotedScalarString as sq
from ruyaml.scalarstring import preserve_literal, walk_tree
data = CommentedMap()
data[1] = 'a'
data[2] = 'with\nnew : line\n'
data[3] = '${abc}'
data[4] = 'almost:mapping'
m = ordereddict([('\n', preserve_literal), ('${', sq), (':', dq)])
walk_tree(data, map=m)
exp = """\
1: a
2: |
with
new : line
3: '${abc}'
4: "almost:mapping"
"""
assert round_trip_dump(data) == dedent(exp)
|
