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|
import os
import re
import shutil
import tempfile
import unittest
import param
import pytest
from .utils import check_defaults
class TestPathParameters(unittest.TestCase):
def setUp(self):
super().setUp()
tmpdir1 = tempfile.mkdtemp()
self.curdir = os.getcwd()
# Changing the directory to tmpdir1 to test that Path resolves relative
# paths to absolute paths automatically.
os.chdir(tmpdir1)
fa = os.path.join(tmpdir1, 'a.txt')
fb = os.path.join(tmpdir1, 'b.txt')
fc = 'c.txt'
open(fa, 'w').close()
open(fb, 'w').close()
open(fc, 'w').close()
self.tmpdir1 = tmpdir1
self.fa = fa
self.fb = fb
self.fc = fc
class P(param.Parameterized):
a = param.Path()
b = param.Path(self.fb)
c = param.Path('a.txt', search_paths=[tmpdir1])
d = param.Path(check_exists=False)
e = param.Path(self.fc, check_exists=False)
f = param.Path(self.fc)
self.P = P
def tearDown(self):
os.chdir(self.curdir)
def _check_defaults(self, p):
assert p.default is None
assert p.allow_None is True
assert p.search_paths == []
assert p.check_exists is True
def test_defaults_class(self):
class P(param.Parameterized):
p = param.Path()
check_defaults(P.param.p, label='P')
self._check_defaults(P.param.p)
def test_defaults_inst(self):
class P(param.Parameterized):
p = param.Path()
p = P()
check_defaults(p.param.p, label='P')
self._check_defaults(p.param.p)
def test_defaults_unbound(self):
p = param.Path()
check_defaults(p, label=None)
self._check_defaults(p)
def test_no_path_class(self):
assert self.P.a is None
def test_no_path_inst(self):
p = self.P()
assert p.a is None
def test_unsupported_type(self):
with pytest.raises(ValueError):
param.Path(1)
def test_inst_with_path(self):
p = self.P(a=self.fa)
assert isinstance(p.a, str)
assert os.path.isfile(p.a)
assert os.path.isabs(p.a)
assert p.a == self.fa
def test_set_to_None_allowed(self):
p = self.P()
assert p.param.b.allow_None is False
# This should probably raise an error (#708)
with pytest.raises(ValueError, match=re.escape(r"Path parameter 'P.b' does not accept None")):
p.b = None
def test_relative_cwd_class(self):
assert os.path.isabs(self.P.f)
def test_relative_cwd_class_set(self):
self.P.a = self.fc
assert os.path.isabs(self.P.a)
def test_relative_cwd_inst(self):
assert os.path.isabs(self.P().f)
def test_relative_cwd_instantiation(self):
p = self.P(a=self.fc)
assert os.path.isabs(p.a)
def test_relative_cwd_set(self):
p = self.P()
p.a = self.fc
assert os.path.isabs(p.a)
def test_search_paths(self):
p = self.P()
assert isinstance(p.c, str)
assert os.path.isfile(p.c)
assert os.path.isabs(p.c)
assert p.c == self.fa
def test_inheritance_behavior(self):
# Inheritance isn't working great with search_paths and this test
# isn't designed to be run from the tmpdir directory.
startd = os.getcwd()
try:
# a = param.Path()
# b = param.Path(self.fb)
# c = param.Path('a.txt', search_paths=[tmpdir1])
class B(self.P):
a = param.Path()
b = param.Path()
c = param.Path()
os.chdir(self.curdir)
assert B.a is None
assert B.b == self.fb
# search_paths is empty instead of [tmpdir1] and getting c raises an error
assert B.param.c.search_paths == []
with pytest.raises(OSError, match='Path a.txt was not found'):
assert B.c is None
b = B()
assert b.a is None
assert b.b == self.fb
assert b.param.c.search_paths == []
with pytest.raises(OSError, match='Path a.txt was not found'):
assert b.c is None
finally:
os.chdir(startd)
def test_notfound_instantiation_raises_error(self):
with pytest.raises(
OSError,
match=r"Path file was not found in the following place\(s\): \['\S+(\\\\|/)non(\\\\|/)existing(\\\\|/)file'\]"
):
param.Path('non/existing/file')
def test_set_notfound_raises_error(self):
p = self.P()
with pytest.raises(
OSError,
match=r"Path file was not found in the following place\(s\): \['\S+(\\\\|/)non(\\\\|/)existing(\\\\|/)file'\]"
):
p.a = 'non/existing/file'
def test_set_notfound_class_raises_error(self):
with pytest.raises(
OSError,
match=r"Path file was not found in the following place\(s\): \['\S+(\\\\|/)non(\\\\|/)existing(\\\\|/)file'\]"
):
self.P.a = 'non/existing/file'
def test_nonexisting_unbound_no_error(self):
p = param.Path('non/existing/file', check_exists=False)
assert p.default == 'non/existing/file'
def test_nonexisting_class_no_error(self):
self.P.d = 'non/existing/file'
assert self.P.d == 'non/existing/file'
def test_nonexisting_instantiation_no_error(self):
p = self.P(d='non/existing/file')
assert p.d == 'non/existing/file'
def test_nonexisting_set_no_error(self):
p = self.P()
p.d = 'non/existing/file'
assert p.d == 'non/existing/file'
def test_optionalexistence_unbound_no_error(self):
p = param.Path(self.fa, check_exists=False)
assert os.path.isabs(p.default)
def test_optionalexistence_class_no_error(self):
assert os.path.isabs(self.P.e)
self.P.d = self.fc
assert os.path.isabs(self.P.d)
def test_optionalexistence_instantiation_no_error(self):
p = self.P(d=self.fc)
assert os.path.isabs(p.d)
def test_optionalexistence_set_no_error(self):
p = self.P()
p.d = self.fc
assert os.path.isabs(p.d)
def test_existence_bad_value(self):
with pytest.raises(
ValueError,
match="'check_exists' attribute value must be a boolean"
):
param.Path(check_exists='wrong_option')
class TestFilenameParameters(unittest.TestCase):
def setUp(self):
super().setUp()
tmpdir1 = tempfile.mkdtemp()
fa = os.path.join(tmpdir1, 'a.txt')
fb = os.path.join(tmpdir1, 'b.txt')
open(fa, 'w').close()
open(fb, 'w').close()
self.tmpdir1 = tmpdir1
self.fa = fa
self.fb = fb
class P(param.Parameterized):
a = param.Filename()
b = param.Filename(self.fb)
c = param.Filename('a.txt', search_paths=[tmpdir1])
d = param.Filename(check_exists=False)
self.P = P
def tearDown(self):
shutil.rmtree(self.tmpdir1)
def _check_defaults(self, p):
assert p.default is None
assert p.allow_None is True
assert p.search_paths == []
assert p.check_exists is True
def test_defaults_class(self):
class P(param.Parameterized):
p = param.Filename()
check_defaults(P.param.p, label='P')
self._check_defaults(P.param.p)
def test_defaults_inst(self):
class P(param.Parameterized):
p = param.Filename()
p = P()
check_defaults(p.param.p, label='P')
self._check_defaults(p.param.p)
def test_defaults_unbound(self):
p = param.Filename()
check_defaults(p, label=None)
self._check_defaults(p)
def test_no_path_class(self):
assert self.P.a is None
def test_no_path_inst(self):
p = self.P()
assert p.a is None
def test_inst_with_path(self):
p = self.P(a=self.fa)
assert isinstance(p.a, str)
assert os.path.isfile(p.a)
assert os.path.isabs(p.a)
assert p.a == self.fa
def test_set_to_None_allowed(self):
p = self.P()
assert p.param.b.allow_None is False
with pytest.raises(ValueError, match=re.escape(r"Filename parameter 'P.b' does not accept None")):
p.b = None
def test_search_paths(self):
p = self.P()
assert isinstance(p.c, str)
assert os.path.isfile(p.c)
assert os.path.isabs(p.c)
assert p.c == self.fa
def test_notfound_instantiation_raises_error(self):
with pytest.raises(
OSError,
match=r"File file was not found in the following place\(s\): \['\S+(\\\\|/)non(\\\\|/)existing(\\\\|/)file'\]"
):
param.Filename('non/existing/file')
def test_set_notfound_class_raises_error(self):
with pytest.raises(
OSError,
match=r"File file was not found in the following place\(s\): \['\S+(\\\\|/)non(\\\\|/)existing(\\\\|/)file'\]"
):
self.P.a = 'non/existing/file'
def test_set_notfound_raises_error(self):
p = self.P()
with pytest.raises(
OSError,
match=r"File file was not found in the following place\(s\): \['\S+(\\\\|/)non(\\\\|/)existing(\\\\|/)file'\]"
):
p.a = 'non/existing/file'
def test_nonexisting_unbound_no_error(self):
p = param.Filename('non/existing/file', check_exists=False)
assert p.default == 'non/existing/file'
def test_nonexisting_class_no_error(self):
self.P.d = 'non/existing/file'
assert self.P.d == 'non/existing/file'
def test_nonexisting_instantiation_no_error(self):
p = self.P(d='non/existing/file')
assert p.d == 'non/existing/file'
def test_nonexisting_set_no_error(self):
p = self.P()
p.d = 'non/existing/file'
assert p.d == 'non/existing/file'
class TestFoldernameParameters(unittest.TestCase):
def setUp(self):
super().setUp()
tmpdir1 = tempfile.mkdtemp()
da = os.path.join(tmpdir1, 'da')
os.mkdir(da)
self.tmpdir1 = tmpdir1
self.da = da
class P(param.Parameterized):
a = param.Foldername()
b = param.Foldername(tmpdir1)
c = param.Foldername('da', search_paths=[tmpdir1])
d = param.Foldername(check_exists=False)
self.P = P
def tearDown(self):
shutil.rmtree(self.tmpdir1)
def _check_defaults(self, p):
assert p.default is None
assert p.allow_None is True
assert p.search_paths == []
assert p.check_exists is True
def test_defaults_class(self):
class P(param.Parameterized):
p = param.Foldername()
check_defaults(P.param.p, label='P')
self._check_defaults(P.param.p)
def test_defaults_inst(self):
class P(param.Parameterized):
p = param.Foldername()
p = P()
check_defaults(p.param.p, label='P')
self._check_defaults(p.param.p)
def test_defaults_unbound(self):
p = param.Foldername()
check_defaults(p, label=None)
self._check_defaults(p)
def test_no_path_class(self):
assert self.P.a is None
def test_no_path_inst(self):
p = self.P()
assert p.a is None
def test_inst_with_path(self):
p = self.P(a=self.da)
assert isinstance(p.a, str)
assert os.path.isdir(p.a)
assert os.path.isabs(p.a)
assert p.a == self.da
def test_set_to_None_allowed(self):
p = self.P()
assert p.param.b.allow_None is False
with pytest.raises(ValueError, match=re.escape(r"Foldername parameter 'P.b' does not accept None")):
p.b = None
def test_search_paths(self):
p = self.P()
assert isinstance(p.c, str)
assert os.path.isdir(p.c)
assert os.path.isabs(p.c)
assert p.c == self.da
def test_notfound_instantiation_raises_error(self):
with pytest.raises(
OSError,
match=r"Folder folder was not found in the following place\(s\): \['\S+(\\\\|/)non(\\\\|/)existing(\\\\|/)folder'\]"
):
param.Foldername('non/existing/folder')
def test_set_notfound_raises_error(self):
p = self.P()
with pytest.raises(
OSError,
match=r"Folder folder was not found in the following place\(s\): \['\S+(\\\\|/)non(\\\\|/)existing(\\\\|/)folder'\]"
):
p.a = 'non/existing/folder'
def test_set_notfound_class_raises_error(self):
with pytest.raises(
OSError,
match=r"Folder folder was not found in the following place\(s\): \['\S+(\\\\|/)non(\\\\|/)existing(\\\\|/)folder'\]"
):
self.P.a = 'non/existing/folder'
def test_nonexisting_unbound_no_error(self):
p = param.Foldername('non/existing/folder', check_exists=False)
assert p.default == 'non/existing/folder'
def test_nonexisting_class_no_error(self):
self.P.d = 'non/existing/folder'
assert self.P.d == 'non/existing/folder'
def test_nonexisting_instantiation_no_error(self):
p = self.P(d='non/existing/folder')
assert p.d == 'non/existing/folder'
def test_nonexisting_set_no_error(self):
p = self.P()
p.d = 'non/existing/folder'
assert p.d == 'non/existing/folder'
|
