TestUpdate.test_automatic_save_after_first_modification() - Code Metrics - Inspection of "Renamed ORM method 'new' to 'create'" - jacebrowning/yorm - Measure and Improve Code Quality continuously with Scrutinizer

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by Jace

created 2017-04-02 20:29 UTC

TestUpdate.test_automatic_save_after_first_modification() B

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c	0
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dl	0
loc	11
rs	8.5454
cc	5

"""Integration tests for file IO."""
# pylint: disable=missing-docstring,no-self-use,no-member,misplaced-comparison-constant


import pytest

import yorm
from yorm.types import Integer, String, Float, Boolean, Dictionary, List

from . import refresh_file_modification_times, log


# CLASSES ######################################################################


class EmptyDictionary(Dictionary):
    """Sample dictionary container."""


@yorm.attr(all=Integer)
class IntegerList(List):
    """Sample list container."""


@yorm.attr(array=IntegerList)

@yorm.attr(false=Boolean)
@yorm.attr(number_int=Integer)
@yorm.attr(number_real=Float)

@yorm.attr(object=EmptyDictionary)
@yorm.attr(string=String)
@yorm.attr(true=Boolean)
@yorm.sync("tmp/path/to/{self.category}/{self.name}.yml")
class SampleStandardDecorated:
    """Sample class using standard attribute types."""

    def __init__(self, name, category='default'):
        self.name = name
        self.category = category
        # https://docs.python.org/3.4/library/json.html#json.JSONDecoder
        self.object = {}
        self.array = []
        self.string = ""
        self.number_int = 0
        self.number_real = 0.0
        self.true = True
        self.false = False
        self.null = None

    def __repr__(self):
        return "<decorated {}>".format(id(self))


# TESTS ########################################################################


class TestCreate:
    """Integration tests for creating mapped classes."""

    def test_load_from_existing(self, tmpdir):
        """Verify attributes are updated from an existing file."""
        tmpdir.chdir()
        sample = SampleStandardDecorated('sample')
        sample2 = SampleStandardDecorated('sample')
        assert sample2.__mapper__.path == sample.__mapper__.path

        refresh_file_modification_times()

        log("Changing values in object 1...")
        sample.array = [0, 1, 2]
        sample.string = "Hello, world!"
        sample.number_int = 42
        sample.number_real = 4.2
        sample.true = True
        sample.false = False

        log("Reading changed values in object 2...")
        assert [0, 1, 2] == sample2.array
        assert "Hello, world!" == sample2.string
        assert 42 == sample2.number_int
        assert 4.2 == sample2.number_real
        assert True is sample2.true
        assert False is sample2.false


class TestDelete:
    """Integration tests for deleting files."""

    def test_read(self, tmpdir):
        """Verify a deleted file cannot be read from."""
        tmpdir.chdir()
        sample = SampleStandardDecorated('sample')
        sample.__mapper__.delete()

        with pytest.raises(FileNotFoundError):
            print(sample.string)

        with pytest.raises(FileNotFoundError):
            sample.string = "def456"

    def test_write(self, tmpdir):
        """Verify a deleted file cannot be written to."""
        tmpdir.chdir()
        sample = SampleStandardDecorated('sample')
        sample.__mapper__.delete()

        with pytest.raises(FileNotFoundError):
            sample.string = "def456"

    def test_multiple(self, tmpdir):
        """Verify a deleted file can be deleted again."""
        tmpdir.chdir()
        sample = SampleStandardDecorated('sample')
        sample.__mapper__.delete()
        sample.__mapper__.delete()


class TestUpdate:
    """Integration tests for updating files/object."""

    def test_automatic_save_after_first_modification(self, tmpdir):

        tmpdir.chdir()
        sample = SampleStandardDecorated('sample')
        assert "number_int: 0\n" in sample.__mapper__.text

        sample.number_int = 42
        assert "number_int: 42\n" in sample.__mapper__.text

        sample.__mapper__.text = "number_int: true\n"
        assert 1 is sample.number_int
        assert "number_int: 1\n" in sample.__mapper__.text

    def test_automatic_save_after_first_modification_on_list(self, tmpdir):

        tmpdir.chdir()
        sample = SampleStandardDecorated('sample')
        assert "array:\n-\n" in sample.__mapper__.text

        sample.array.append(42)
        assert "array:\n- 42\n" in sample.__mapper__.text

        sample.__mapper__.text = "array: [true]\n"
        iter(sample.array)
        assert "array:\n- 1\n" in sample.__mapper__.text


1		"""Integration tests for file IO."""
2		# pylint: disable=missing-docstring,no-self-use,no-member,misplaced-comparison-constant
		0 ignored issues – show introduced 2016-02-13 01:53 UTC by Report Bug Copy Issue Report Bad option value 'misplaced-comparison-constant' Loading history... introduced 2017-01-24 21:22 UTC by Report Bug Copy Issue Report Locally disabling missing-docstring (C0111) Loading history... introduced 2017-01-24 21:22 UTC by Report Bug Copy Issue Report Locally disabling no-self-use (R0201) Loading history... introduced 2017-01-24 21:22 UTC by Report Bug Copy Issue Report Locally disabling no-member (E1101) Loading history...
3
4		import pytest
5
6		import yorm
7		from yorm.types import Integer, String, Float, Boolean, Dictionary, List
8
9		from . import refresh_file_modification_times, log
10
11
12		# CLASSES ######################################################################
13
14
15		class EmptyDictionary(Dictionary):
16		"""Sample dictionary container."""
17
18
19		@yorm.attr(all=Integer)
20		class IntegerList(List):
21		"""Sample list container."""
22
23
24		@yorm.attr(array=IntegerList)
		0 ignored issues – show best-practice introduced 2017-01-24 21:22 UTC by Report Bug Copy Issue Report Too many instance attributes (10/7) Loading history...
25		@yorm.attr(false=Boolean)
26		@yorm.attr(number_int=Integer)
27	View Code Duplication	@yorm.attr(number_real=Float)
		0 ignored issues – show Duplication introduced 2016-04-29 01:43 UTC by Report Bug Copy Issue Report This code seems to be duplicated in your project. Loading history...
28		@yorm.attr(object=EmptyDictionary)
29		@yorm.attr(string=String)
30		@yorm.attr(true=Boolean)
31		@yorm.sync("tmp/path/to/{self.category}/{self.name}.yml")
32		class SampleStandardDecorated:
33		"""Sample class using standard attribute types."""
34
35		def __init__(self, name, category='default'):
36		self.name = name
37		self.category = category
38		# https://docs.python.org/3.4/library/json.html#json.JSONDecoder
39		self.object = {}
40		self.array = []
41		self.string = ""
42		self.number_int = 0
43		self.number_real = 0.0
44		self.true = True
45		self.false = False
46		self.null = None
47
48		def __repr__(self):
49		return "<decorated {}>".format(id(self))
50
51
52		# TESTS ########################################################################
53
54
55		class TestCreate:
56		"""Integration tests for creating mapped classes."""
57
58		def test_load_from_existing(self, tmpdir):
59		"""Verify attributes are updated from an existing file."""
60		tmpdir.chdir()
61		sample = SampleStandardDecorated('sample')
62		sample2 = SampleStandardDecorated('sample')
63		assert sample2.__mapper__.path == sample.__mapper__.path
64
65		refresh_file_modification_times()
66
67		log("Changing values in object 1...")
68		sample.array = [0, 1, 2]
69		sample.string = "Hello, world!"
70		sample.number_int = 42
71		sample.number_real = 4.2
72		sample.true = True
73		sample.false = False
74
75		log("Reading changed values in object 2...")
76		assert [0, 1, 2] == sample2.array
77		assert "Hello, world!" == sample2.string
78		assert 42 == sample2.number_int
79		assert 4.2 == sample2.number_real
80		assert True is sample2.true
81		assert False is sample2.false
82
83
84		class TestDelete:
85		"""Integration tests for deleting files."""
86
87		def test_read(self, tmpdir):
88		"""Verify a deleted file cannot be read from."""
89		tmpdir.chdir()
90		sample = SampleStandardDecorated('sample')
91		sample.__mapper__.delete()
92
93		with pytest.raises(FileNotFoundError):
94		print(sample.string)
95
96		with pytest.raises(FileNotFoundError):
97		sample.string = "def456"
98
99		def test_write(self, tmpdir):
100		"""Verify a deleted file cannot be written to."""
101		tmpdir.chdir()
102		sample = SampleStandardDecorated('sample')
103		sample.__mapper__.delete()
104
105		with pytest.raises(FileNotFoundError):
106		sample.string = "def456"
107
108		def test_multiple(self, tmpdir):
109		"""Verify a deleted file can be deleted again."""
110		tmpdir.chdir()
111		sample = SampleStandardDecorated('sample')
112		sample.__mapper__.delete()
113		sample.__mapper__.delete()
114
115
116		class TestUpdate:
117		"""Integration tests for updating files/object."""
118
119		def test_automatic_save_after_first_modification(self, tmpdir):
		0 ignored issues – show Coding Style Naming introduced 2017-01-24 21:22 UTC by Report Bug Copy Issue Report The name `test_automatic_save_after_first_modification` does not conform to the method naming conventions (`[a-z_][a-z0-9_]{2,30}$`). This check looks for invalid names for a range of different identifiers. You can set regular expressions to which the identifiers must conform if the defaults do not match your requirements. If your project includes a Pylint configuration file, the settings contained in that file take precedence. To find out more about Pylint, please refer to their site. Loading history...
120		tmpdir.chdir()
121		sample = SampleStandardDecorated('sample')
122		assert "number_int: 0\n" in sample.__mapper__.text
123
124		sample.number_int = 42
125		assert "number_int: 42\n" in sample.__mapper__.text
126
127		sample.__mapper__.text = "number_int: true\n"
128		assert 1 is sample.number_int
129		assert "number_int: 1\n" in sample.__mapper__.text
130
131		def test_automatic_save_after_first_modification_on_list(self, tmpdir):
		0 ignored issues – show Coding Style Naming introduced 2017-01-24 21:22 UTC by Report Bug Copy Issue Report The name `test_automatic_save_afte...st_modification_on_list` does not conform to the method naming conventions (`[a-z_][a-z0-9_]{2,30}$`). This check looks for invalid names for a range of different identifiers. You can set regular expressions to which the identifiers must conform if the defaults do not match your requirements. If your project includes a Pylint configuration file, the settings contained in that file take precedence. To find out more about Pylint, please refer to their site. Loading history...
132		tmpdir.chdir()
133		sample = SampleStandardDecorated('sample')
134		assert "array:\n-\n" in sample.__mapper__.text
135
136		sample.array.append(42)
137		assert "array:\n- 42\n" in sample.__mapper__.text
138
139		sample.__mapper__.text = "array: [true]\n"
140		iter(sample.array)
141		assert "array:\n- 1\n" in sample.__mapper__.text
142

jacebrowning / yorm

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TestUpdate.test_automatic_save_after_first_modification() B

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