tests.pyre_strict_test.PyreStrictTest.test_strict_all_python_files() - Code Metrics - Inspection of "Refactor/rename (#17)" - yhoiseth/paytext - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( e52c95...08861c )

by Yngve

created 2018-07-22 15:28 UTC

PyreStrictTest.test_strict_all_python_files() A

↳ Parent: tests.pyre_strict_test

Complexity

Conditions

Size

Total Lines	18
Code Lines	12

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	12
dl	0
loc	18
rs	9.3333
c	0
b	0
f	0
cc	5
nop	1

# pyre-strict

"""
We use Pyre Check to prevent type errors. However, for Pyre Check to fail if
type declarations aren't "perfect", all files need to start with a "pyre-strict"
comment. This test checks that all Python files start with such a comment.
"""

import unittest
import os


class PyreStrictTest(unittest.TestCase):
    """
    Check that all relevant Python files have Pyre set to strict mode.
    """

    def test_strict_all_python_files(self) -> None:
        """
        Check that all relevant Python files have Pyre set to strict mode.
        """
        for directory, _directories, files in os.walk('.'):
            for file in files:
                path = os.path.join(directory, file)

                if self.path_can_safely_be_skipped(path):
                    continue

                with open(path) as current_file:
                    first_line: str = current_file.readline()

                    self.assertEqual(
                        first_line,
                        '# pyre-strict\n',
                        path + ' is not set to Pyre strict mode.',
                    )

    @staticmethod
    def path_can_safely_be_skipped(path: str) -> bool:
        """
        Make sure that we only check Python files that are in the present
        codebase.

        :param path:
        :return:
        """
        if not path.endswith('.py'):
            return True

        if './lib/' in path:
            # Prevent false positive in Scrutinizer.
            return True

        if './bin/activate_this.py' in path:
            # Prevent false positive in Scrutinizer.
            return True

        return False


1			# pyre-strict
2
3			"""
4			We use Pyre Check to prevent type errors. However, for Pyre Check to fail if
5			type declarations aren't "perfect", all files need to start with a "pyre-strict"
6			comment. This test checks that all Python files start with such a comment.
7			"""
8
9			import unittest
10			import os
11
12
13			class PyreStrictTest(unittest.TestCase):
14			"""
15			Check that all relevant Python files have Pyre set to strict mode.
16			"""
17
18			def test_strict_all_python_files(self) -> None:
19			"""
20			Check that all relevant Python files have Pyre set to strict mode.
21			"""
22			for directory, _directories, files in os.walk('.'):
23			for file in files:
24			path = os.path.join(directory, file)
25
26			if self.path_can_safely_be_skipped(path):
27			continue
28
29			with open(path) as current_file:
30			first_line: str = current_file.readline()
31
32			self.assertEqual(
33			first_line,
34			'# pyre-strict\n',
35			path + ' is not set to Pyre strict mode.',
36			)
37
38			@staticmethod
39			def path_can_safely_be_skipped(path: str) -> bool:
40			"""
41			Make sure that we only check Python files that are in the present
42			codebase.
43
44			:param path:
45			:return:
46			"""
47			if not path.endswith('.py'):
48			return True
49
50			if './lib/' in path:
51			# Prevent false positive in Scrutinizer.
52			return True
53
54			if './bin/activate_this.py' in path:
55			# Prevent false positive in Scrutinizer.
56			return True
57
58			return False
59

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PyreStrictTest.test_strict_all_python_files() A

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