import os

import re

import sys

import subprocess

import tempfile

import unittest

# =======================================================================================================================

# Test

# =======================================================================================================================

class Test(unittest.TestCase):

"""

Unittest for pydev_coverage.py.

TODO:

- 'combine' in arguments

- no 'combine' and no 'pydev-analyze' in arguments

"""

def setUp(self):

unittest.TestCase.setUp(self)

project_path = os.path.dirname(os.path.dirname(__file__))

self._resources_path = os.path.join(project_path, "tests_python", "resources")

self._coverage_file = os.path.join(project_path, "pydev_coverage.py")

def _do_analyze(self, files):

invalid_files = []

p = subprocess.Popen(

[sys.executable, self._coverage_file, "--pydev-analyze"], stdout=subprocess.PIPE, stdin=subprocess.PIPE, stderr=subprocess.PIPE

)

__, stderrdata = p.communicate("|".join(files).encode())

if stderrdata:

match = re.search("Invalid files not passed to coverage: (.*?)$", stderrdata.decode(), re.M) # @UndefinedVariable

if match:

invalid_files = [f.strip() for f in match.group(1).split(",")]

return invalid_files

def test_pydev_analyze_ok(self):

ref_valid_files = [__file__, os.path.join(self._resources_path, "_debugger_case18.py")]

ref_invalid_files = []

invalid_files = self._do_analyze(ref_valid_files)

self.assertEqual(ref_invalid_files, invalid_files)

def test_pydev_analyse_non_standard_encoding(self):

ref_valid_files = [os.path.join(self._resources_path, "_pydev_coverage_cyrillic_encoding_py%i.py" % sys.version_info[0])]

ref_invalid_files = []

invalid_files = self._do_analyze(ref_valid_files + ref_invalid_files)

self.assertEqual(ref_invalid_files, invalid_files)

def test_pydev_analyse_invalid_files(self):

with tempfile.NamedTemporaryFile(suffix=".pyx") as pyx_file:

ref_valid_files = []

ref_invalid_files = [os.path.join(self._resources_path, "_pydev_coverage_syntax_error.py"), pyx_file.name]

invalid_files = self._do_analyze(ref_valid_files + ref_invalid_files)

self.assertEqual(ref_invalid_files, invalid_files)