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# Licensed under the Apache License: http://www.apache.org/licenses/LICENSE-2.0
# For details: https://github.com/nedbat/coveragepy/blob/master/NOTICE.txt
"""Tests for FileReporters"""
import os
from coverage.plugin import FileReporter
from coverage.python import PythonFileReporter
from tests.coveragetest import CoverageTest, UsingModulesMixin
# pylint: disable=import-error
# Unable to import 'aa' (No module named aa)
def native(filename):
"""Make `filename` into a native form."""
return filename.replace("/", os.sep)
class FileReporterTest(UsingModulesMixin, CoverageTest):
"""Tests for FileReporter classes."""
run_in_temp_dir = False
def test_filenames(self):
acu = PythonFileReporter("aa/afile.py")
bcu = PythonFileReporter("aa/bb/bfile.py")
ccu = PythonFileReporter("aa/bb/cc/cfile.py")
assert acu.relative_filename() == "aa/afile.py"
assert bcu.relative_filename() == "aa/bb/bfile.py"
assert ccu.relative_filename() == "aa/bb/cc/cfile.py"
assert acu.source() == "# afile.py\n"
assert bcu.source() == "# bfile.py\n"
assert ccu.source() == "# cfile.py\n"
def test_odd_filenames(self):
acu = PythonFileReporter("aa/afile.odd.py")
bcu = PythonFileReporter("aa/bb/bfile.odd.py")
b2cu = PythonFileReporter("aa/bb.odd/bfile.py")
assert acu.relative_filename() == "aa/afile.odd.py"
assert bcu.relative_filename() == "aa/bb/bfile.odd.py"
assert b2cu.relative_filename() == "aa/bb.odd/bfile.py"
assert acu.source() == "# afile.odd.py\n"
assert bcu.source() == "# bfile.odd.py\n"
assert b2cu.source() == "# bfile.py\n"
def test_modules(self):
import aa
import aa.bb
import aa.bb.cc
acu = PythonFileReporter(aa)
bcu = PythonFileReporter(aa.bb)
ccu = PythonFileReporter(aa.bb.cc)
assert acu.relative_filename() == native("aa/__init__.py")
assert bcu.relative_filename() == native("aa/bb/__init__.py")
assert ccu.relative_filename() == native("aa/bb/cc/__init__.py")
assert acu.source() == "# aa\n"
assert bcu.source() == "# bb\n"
assert ccu.source() == "" # yes, empty
def test_module_files(self):
import aa.afile
import aa.bb.bfile
import aa.bb.cc.cfile
acu = PythonFileReporter(aa.afile)
bcu = PythonFileReporter(aa.bb.bfile)
ccu = PythonFileReporter(aa.bb.cc.cfile)
assert acu.relative_filename() == native("aa/afile.py")
assert bcu.relative_filename() == native("aa/bb/bfile.py")
assert ccu.relative_filename() == native("aa/bb/cc/cfile.py")
assert acu.source() == "# afile.py\n"
assert bcu.source() == "# bfile.py\n"
assert ccu.source() == "# cfile.py\n"
def test_comparison(self):
acu = FileReporter("aa/afile.py")
acu2 = FileReporter("aa/afile.py")
zcu = FileReporter("aa/zfile.py")
bcu = FileReporter("aa/bb/bfile.py")
assert acu == acu2 and acu <= acu2 and acu >= acu2 # pylint: disable=chained-comparison
assert acu < zcu and acu <= zcu and acu != zcu
assert zcu > acu and zcu >= acu and zcu != acu
assert acu < bcu and acu <= bcu and acu != bcu
assert bcu > acu and bcu >= acu and bcu != acu
def test_egg(self):
# Test that we can get files out of eggs, and read their source files.
# The egg1 module is installed by an action in igor.py.
import egg1
import egg1.egg1
# Verify that we really imported from an egg. If we did, then the
# __file__ won't be an actual file, because one of the "directories"
# in the path is actually the .egg zip file.
self.assert_doesnt_exist(egg1.__file__)
ecu = PythonFileReporter(egg1)
eecu = PythonFileReporter(egg1.egg1)
assert ecu.source() == u""
assert u"# My egg file!" in eecu.source().splitlines()
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