class TestOptionsDict(unittest.TestCase):
def setUp(self):
self.dict = OptionsDictionary()
def test_reprs(self):
class MyComp(ExplicitComponent):
pass
my_comp = MyComp()
self.dict.declare('test', values=['a', 'b'], desc='Test integer value')
self.dict.declare('flag', default=False, types=bool)
self.dict.declare('comp', default=my_comp, types=ExplicitComponent)
self.dict.declare('long_desc',
types=str,
desc='This description is long and verbose, so it '
'takes up multiple lines in the options table.')
self.assertEqual(repr(self.dict), repr(self.dict._dict))
self.assertEqual(
self.dict.__str__(width=83), '\n'.join([
"========= ============ ================= ===================== ====================",
"Option Default Acceptable Values Acceptable Types Description ",
"========= ============ ================= ===================== ====================",
"comp MyComp N/A ['ExplicitComponent'] ",
"flag False [True, False] ['bool'] ",
"long_desc **Required** N/A ['str'] This description is ",
" long and verbose, so",
" it takes up multipl",
" e lines in the optio",
" ns table.",
"test **Required** ['a', 'b'] N/A Test integer value ",
"========= ============ ================= ===================== ====================",
]))
# if the table can't be represented in specified width, then we get the full width version
self.assertEqual(
self.dict.__str__(width=40), '\n'.join([
"========= ============ ================= ===================== ====================="
"==================================================================== ",
"Option Default Acceptable Values Acceptable Types Description "
" ",
"========= ============ ================= ===================== ====================="
"==================================================================== ",
"comp MyComp N/A ['ExplicitComponent'] "
" ",
"flag False [True, False] ['bool'] "
" ",
"long_desc **Required** N/A ['str'] This description is l"
"ong and verbose, so it takes up multiple lines in the options table. ",
"test **Required** ['a', 'b'] N/A Test integer value "
" ",
"========= ============ ================= ===================== ====================="
"==================================================================== ",
]))
def test_type_checking(self):
self.dict.declare('test', types=int, desc='Test integer value')
self.dict['test'] = 1
self.assertEqual(self.dict['test'], 1)
with self.assertRaises(TypeError) as context:
self.dict['test'] = ''
expected_msg = "Value ('') of option 'test' has type 'str', " \
"but type 'int' was expected."
self.assertEqual(expected_msg, str(context.exception))
# multiple types are allowed
self.dict.declare('test_multi',
types=(int, float),
desc='Test multiple types')
self.dict['test_multi'] = 1
self.assertEqual(self.dict['test_multi'], 1)
self.assertEqual(type(self.dict['test_multi']), int)
self.dict['test_multi'] = 1.0
self.assertEqual(self.dict['test_multi'], 1.0)
self.assertEqual(type(self.dict['test_multi']), float)
with self.assertRaises(TypeError) as context:
self.dict['test_multi'] = ''
expected_msg = "Value ('') of option 'test_multi' has type 'str', " \
"but one of types ('int', 'float') was expected."
self.assertEqual(expected_msg, str(context.exception))
# make sure bools work and allowed values are populated
self.dict.declare('flag', default=False, types=bool)
self.assertEqual(self.dict['flag'], False)
self.dict['flag'] = True
self.assertEqual(self.dict['flag'], True)
meta = self.dict._dict['flag']
self.assertEqual(meta['values'], (True, False))
def test_allow_none(self):
self.dict.declare('test',
types=int,
allow_none=True,
desc='Test integer value')
self.dict['test'] = None
self.assertEqual(self.dict['test'], None)
def test_type_and_values(self):
# Test with only type_
self.dict.declare('test1', types=int)
self.dict['test1'] = 1
self.assertEqual(self.dict['test1'], 1)
# Test with only values
self.dict.declare('test2', values=['a', 'b'])
self.dict['test2'] = 'a'
self.assertEqual(self.dict['test2'], 'a')
# Test with both type_ and values
with self.assertRaises(Exception) as context:
self.dict.declare('test3', types=int, values=['a', 'b'])
self.assertEqual(
str(context.exception),
"'types' and 'values' were both specified for option 'test3'.")
def test_isvalid(self):
self.dict.declare('even_test', types=int, check_valid=check_even)
self.dict['even_test'] = 2
self.dict['even_test'] = 4
with self.assertRaises(ValueError) as context:
self.dict['even_test'] = 3
expected_msg = "Option 'even_test' with value 3 is not an even number."
self.assertEqual(expected_msg, str(context.exception))
def test_isvalid_deprecated_type(self):
msg = "In declaration of option 'even_test' the '_type' arg is deprecated. Use 'types' instead."
with assert_warning(DeprecationWarning, msg):
self.dict.declare('even_test', type_=int, check_valid=check_even)
self.dict['even_test'] = 2
self.dict['even_test'] = 4
with self.assertRaises(ValueError) as context:
self.dict['even_test'] = 3
expected_msg = "Option 'even_test' with value 3 is not an even number."
self.assertEqual(expected_msg, str(context.exception))
def test_unnamed_args(self):
with self.assertRaises(KeyError) as context:
self.dict['test'] = 1
# KeyError ends up with an extra set of quotes.
expected_msg = "\"Option 'test' cannot be set because it has not been declared.\""
self.assertEqual(expected_msg, str(context.exception))
def test_contains(self):
self.dict.declare('test')
contains = 'undeclared' in self.dict
self.assertTrue(not contains)
contains = 'test' in self.dict
self.assertTrue(contains)
def test_update(self):
self.dict.declare('test', default='Test value', types=object)
obj = object()
self.dict.update({'test': obj})
self.assertIs(self.dict['test'], obj)
def test_update_extra(self):
with self.assertRaises(KeyError) as context:
self.dict.update({'test': 2})
# KeyError ends up with an extra set of quotes.
expected_msg = "\"Option 'test' cannot be set because it has not been declared.\""
self.assertEqual(expected_msg, str(context.exception))
def test_get_missing(self):
with self.assertRaises(KeyError) as context:
self.dict['missing']
expected_msg = "\"Option 'missing' cannot be found\""
self.assertEqual(expected_msg, str(context.exception))
def test_get_default(self):
obj_def = object()
obj_new = object()
self.dict.declare('test', default=obj_def, types=object)
self.assertIs(self.dict['test'], obj_def)
self.dict['test'] = obj_new
self.assertIs(self.dict['test'], obj_new)
def test_values(self):
obj1 = object()
obj2 = object()
self.dict.declare('test', values=[obj1, obj2])
self.dict['test'] = obj1
self.assertIs(self.dict['test'], obj1)
with self.assertRaises(ValueError) as context:
self.dict['test'] = object()
expected_msg = (
"Value \(<object object at 0x[0-9A-Fa-f]+>\) of option 'test' is not one of \[<object object at 0x[0-9A-Fa-f]+>,"
" <object object at 0x[0-9A-Fa-f]+>\].")
assertRegex(self, str(context.exception), expected_msg)
def test_read_only(self):
opt = OptionsDictionary(read_only=True)
opt.declare('permanent', 3.0)
with self.assertRaises(KeyError) as context:
opt['permanent'] = 4.0
expected_msg = ("Tried to set read-only option 'permanent'.")
assertRegex(self, str(context.exception), expected_msg)
def test_bounds(self):
self.dict.declare('x', default=1.0, lower=0.0, upper=2.0)
with self.assertRaises(ValueError) as context:
self.dict['x'] = 3.0
expected_msg = "Value (3.0) of option 'x' exceeds maximum allowed value of 2.0."
self.assertEqual(str(context.exception), expected_msg)
with self.assertRaises(ValueError) as context:
self.dict['x'] = -3.0
expected_msg = "Value (-3.0) of option 'x' is less than minimum allowed value of 0.0."
self.assertEqual(str(context.exception), expected_msg)
def test_undeclare(self):
# create an entry in the dict
self.dict.declare('test', types=int)
self.dict['test'] = 1
# prove it's in the dict
self.assertEqual(self.dict['test'], 1)
# remove entry from the dict
self.dict.undeclare("test")
# prove it is no longer in the dict
with self.assertRaises(KeyError) as context:
self.dict['test']
expected_msg = "\"Option 'test' cannot be found\""
self.assertEqual(expected_msg, str(context.exception))
class TestOptionsDict(unittest.TestCase):
def setUp(self):
self.dict = OptionsDictionary()
def test_reprs(self):
class MyComp(ExplicitComponent):
pass
my_comp = MyComp()
self.dict.declare('test', values=['a', 'b'], desc='Test integer value')
self.dict.declare('flag', default=False, types=bool)
self.dict.declare('comp', default=my_comp, types=ExplicitComponent)
self.dict.declare('long_desc', types=str,
desc='This description is long and verbose, so it '
'takes up multiple lines in the options table.')
self.assertEqual(repr(self.dict), repr(self.dict._dict))
self.assertEqual(self.dict.__str__(width=83), '\n'.join([
"========= ============ ================= ===================== ====================",
"Option Default Acceptable Values Acceptable Types Description ",
"========= ============ ================= ===================== ====================",
"comp MyComp N/A ['ExplicitComponent'] ",
"flag False [True, False] ['bool'] ",
"long_desc **Required** N/A ['str'] This description is ",
" long and verbose, so",
" it takes up multipl",
" e lines in the optio",
" ns table.",
"test **Required** ['a', 'b'] N/A Test integer value ",
"========= ============ ================= ===================== ====================",
]))
# if the table can't be represented in specified width, then we get the full width version
self.assertEqual(self.dict.__str__(width=40), '\n'.join([
"========= ============ ================= ===================== ====================="
"==================================================================== ",
"Option Default Acceptable Values Acceptable Types Description "
" ",
"========= ============ ================= ===================== ====================="
"==================================================================== ",
"comp MyComp N/A ['ExplicitComponent'] "
" ",
"flag False [True, False] ['bool'] "
" ",
"long_desc **Required** N/A ['str'] This description is l"
"ong and verbose, so it takes up multiple lines in the options table. ",
"test **Required** ['a', 'b'] N/A Test integer value "
" ",
"========= ============ ================= ===================== ====================="
"==================================================================== ",
]))
def test_type_checking(self):
self.dict.declare('test', types=int, desc='Test integer value')
self.dict['test'] = 1
self.assertEqual(self.dict['test'], 1)
with self.assertRaises(TypeError) as context:
self.dict['test'] = ''
expected_msg = "Value ('') of option 'test' has type 'str', " \
"but type 'int' was expected."
self.assertEqual(expected_msg, str(context.exception))
# multiple types are allowed
self.dict.declare('test_multi', types=(int, float), desc='Test multiple types')
self.dict['test_multi'] = 1
self.assertEqual(self.dict['test_multi'], 1)
self.assertEqual(type(self.dict['test_multi']), int)
self.dict['test_multi'] = 1.0
self.assertEqual(self.dict['test_multi'], 1.0)
self.assertEqual(type(self.dict['test_multi']), float)
with self.assertRaises(TypeError) as context:
self.dict['test_multi'] = ''
expected_msg = "Value ('') of option 'test_multi' has type 'str', " \
"but one of types ('int', 'float') was expected."
self.assertEqual(expected_msg, str(context.exception))
# make sure bools work and allowed values are populated
self.dict.declare('flag', default=False, types=bool)
self.assertEqual(self.dict['flag'], False)
self.dict['flag'] = True
self.assertEqual(self.dict['flag'], True)
meta = self.dict._dict['flag']
self.assertEqual(meta['values'], (True, False))
def test_allow_none(self):
self.dict.declare('test', types=int, allow_none=True, desc='Test integer value')
self.dict['test'] = None
self.assertEqual(self.dict['test'], None)
def test_type_and_values(self):
# Test with only type_
self.dict.declare('test1', types=int)
self.dict['test1'] = 1
self.assertEqual(self.dict['test1'], 1)
# Test with only values
self.dict.declare('test2', values=['a', 'b'])
self.dict['test2'] = 'a'
self.assertEqual(self.dict['test2'], 'a')
# Test with both type_ and values
with self.assertRaises(Exception) as context:
self.dict.declare('test3', types=int, values=['a', 'b'])
self.assertEqual(str(context.exception),
"'types' and 'values' were both specified for option 'test3'.")
def test_isvalid(self):
self.dict.declare('even_test', types=int, check_valid=check_even)
self.dict['even_test'] = 2
self.dict['even_test'] = 4
with self.assertRaises(ValueError) as context:
self.dict['even_test'] = 3
expected_msg = "Option 'even_test' with value 3 is not an even number."
self.assertEqual(expected_msg, str(context.exception))
def test_isvalid_deprecated_type(self):
msg = "In declaration of option 'even_test' the '_type' arg is deprecated. Use 'types' instead."
with assert_warning(DeprecationWarning, msg):
self.dict.declare('even_test', type_=int, check_valid=check_even)
self.dict['even_test'] = 2
self.dict['even_test'] = 4
with self.assertRaises(ValueError) as context:
self.dict['even_test'] = 3
expected_msg = "Option 'even_test' with value 3 is not an even number."
self.assertEqual(expected_msg, str(context.exception))
def test_unnamed_args(self):
with self.assertRaises(KeyError) as context:
self.dict['test'] = 1
# KeyError ends up with an extra set of quotes.
expected_msg = "\"Option 'test' cannot be set because it has not been declared.\""
self.assertEqual(expected_msg, str(context.exception))
def test_contains(self):
self.dict.declare('test')
contains = 'undeclared' in self.dict
self.assertTrue(not contains)
contains = 'test' in self.dict
self.assertTrue(contains)
def test_update(self):
self.dict.declare('test', default='Test value', types=object)
obj = object()
self.dict.update({'test': obj})
self.assertIs(self.dict['test'], obj)
def test_update_extra(self):
with self.assertRaises(KeyError) as context:
self.dict.update({'test': 2})
# KeyError ends up with an extra set of quotes.
expected_msg = "\"Option 'test' cannot be set because it has not been declared.\""
self.assertEqual(expected_msg, str(context.exception))
def test_get_missing(self):
with self.assertRaises(KeyError) as context:
self.dict['missing']
expected_msg = "\"Option 'missing' cannot be found\""
self.assertEqual(expected_msg, str(context.exception))
def test_get_default(self):
obj_def = object()
obj_new = object()
self.dict.declare('test', default=obj_def, types=object)
self.assertIs(self.dict['test'], obj_def)
self.dict['test'] = obj_new
self.assertIs(self.dict['test'], obj_new)
def test_values(self):
obj1 = object()
obj2 = object()
self.dict.declare('test', values=[obj1, obj2])
self.dict['test'] = obj1
self.assertIs(self.dict['test'], obj1)
with self.assertRaises(ValueError) as context:
self.dict['test'] = object()
expected_msg = ("Value \(<object object at 0x[0-9A-Fa-f]+>\) of option 'test' is not one of \[<object object at 0x[0-9A-Fa-f]+>,"
" <object object at 0x[0-9A-Fa-f]+>\].")
assertRegex(self, str(context.exception), expected_msg)
def test_read_only(self):
opt = OptionsDictionary(read_only=True)
opt.declare('permanent', 3.0)
with self.assertRaises(KeyError) as context:
opt['permanent'] = 4.0
expected_msg = ("Tried to set read-only option 'permanent'.")
assertRegex(self, str(context.exception), expected_msg)
def test_bounds(self):
self.dict.declare('x', default=1.0, lower=0.0, upper=2.0)
with self.assertRaises(ValueError) as context:
self.dict['x'] = 3.0
expected_msg = "Value (3.0) of option 'x' exceeds maximum allowed value of 2.0."
self.assertEqual(str(context.exception), expected_msg)
with self.assertRaises(ValueError) as context:
self.dict['x'] = -3.0
expected_msg = "Value (-3.0) of option 'x' is less than minimum allowed value of 0.0."
self.assertEqual(str(context.exception), expected_msg)
def test_undeclare(self):
# create an entry in the dict
self.dict.declare('test', types=int)
self.dict['test'] = 1
# prove it's in the dict
self.assertEqual(self.dict['test'], 1)
# remove entry from the dict
self.dict.undeclare("test")
# prove it is no longer in the dict
with self.assertRaises(KeyError) as context:
self.dict['test']
expected_msg = "\"Option 'test' cannot be found\""
self.assertEqual(expected_msg, str(context.exception))
class TestOptionsDict(unittest.TestCase):
def setUp(self):
self.dict = OptionsDictionary()
@unittest.skipIf(tabulate is None,
reason="package 'tabulate' is not installed")
def test_reprs(self):
class MyComp(ExplicitComponent):
pass
my_comp = MyComp()
self.dict.declare('test', values=['a', 'b'], desc='Test integer value')
self.dict.declare('flag', default=False, types=bool)
self.dict.declare('comp', default=my_comp, types=ExplicitComponent)
self.dict.declare('long_desc',
types=str,
desc='This description is long and verbose, so it '
'takes up multiple lines in the options table.')
self.assertEqual(repr(self.dict), repr(self.dict._dict))
self.assertEqual(
self.dict.__str__(width=89), '\n'.join([
"========= ============ =================== ===================== ====================",
"Option Default Acceptable Values Acceptable Types Description",
"========= ============ =================== ===================== ====================",
"comp MyComp N/A ['ExplicitComponent']",
"flag False [True, False] ['bool']",
"long_desc **Required** N/A ['str'] This description is ",
" long and verbose, so",
" it takes up multipl",
" e lines in the optio",
" ns table.",
"test **Required** ['a', 'b'] N/A Test integer value",
"========= ============ =================== ===================== ====================",
]))
# if the table can't be represented in specified width, then we get the full width version
self.assertEqual(
self.dict.__str__(width=40), '\n'.join([
"========= ============ =================== ===================== ====================="
"====================================================================",
"Option Default Acceptable Values Acceptable Types Description",
"========= ============ =================== ===================== ====================="
"====================================================================",
"comp MyComp N/A ['ExplicitComponent']",
"flag False [True, False] ['bool']",
"long_desc **Required** N/A ['str'] This description is l"
"ong and verbose, so it takes up multiple lines in the options table.",
"test **Required** ['a', 'b'] N/A Test integer value",
"========= ============ =================== ===================== ====================="
"====================================================================",
]))
@unittest.skipIf(tabulate is None,
reason="package 'tabulate' is not installed")
def test_to_table(self):
class MyComp(ExplicitComponent):
pass
my_comp = MyComp()
self.dict.declare('test', values=['a', 'b'], desc='Test integer value')
self.dict.declare('flag', default=False, types=bool)
self.dict.declare('comp', default=my_comp, types=ExplicitComponent)
self.dict.declare('long_desc',
types=str,
desc='This description is long and verbose, so it '
'takes up multiple lines in the options table.')
expected = "| Option | Default | Acceptable Values | Acceptable Types " \
"| Description " \
" |\n" \
"|-----------|--------------|---------------------|-----------------------|--" \
"----------------------------------------------------------------------------" \
"-------------|\n" \
"| comp | MyComp | N/A | ['ExplicitComponent'] | " \
" " \
" |\n" \
"| flag | False | [True, False] | ['bool'] | " \
" " \
" |\n" \
"| long_desc | **Required** | N/A | ['str'] | Th" \
"is description is long and verbose, so it takes up multiple lines in the opti" \
"ons table. |\n" \
"| test | **Required** | ['a', 'b'] | N/A | Te" \
"st integer value " \
" |"
self.assertEqual(self.dict.to_table(fmt='github'), expected)
@unittest.skipIf(tabulate is None,
reason="package 'tabulate' is not installed")
def test_deprecation_col(self):
class MyComp(ExplicitComponent):
pass
my_comp = MyComp()
self.dict.declare('test', values=['a', 'b'], desc='Test integer value')
self.dict.declare('flag', default=False, types=bool)
self.dict.declare('comp', default=my_comp, types=ExplicitComponent)
self.dict.declare('long_desc',
types=str,
desc='This description is long and verbose, so it '
'takes up multiple lines in the options table.',
deprecation='This option is deprecated')
expected = "|Option|Default|AcceptableValues|AcceptableTypes|Description|Deprecation|\n|" \
"-----------|--------------|---------------------|-----------------------|-----------------" \
"--------------------------------------------------------------------------|---------------" \
"------------|\n|comp|MyComp|N/A|['ExplicitComponent']||N/A|\n|flag|False|[True,False]|" \
"['bool']||N/A|\n|long_desc|**Required**|N/A|['str']|Thisdescriptionislongandverbose,soit" \
"takesupmultiplelinesintheoptionstable.|Thisoptionisdeprecated|\n|test|**Required**|" \
"['a','b']|N/A|Testintegervalue|N/A|"
self.assertEqual(
self.dict.to_table(fmt='github').replace(" ", ""), expected)
my_comp = MyComp()
self.dict.declare('test', values=['a', 'b'], desc='Test integer value')
self.dict.declare('flag', default=False, types=bool)
self.dict.declare('comp', default=my_comp, types=ExplicitComponent)
self.dict.declare('long_desc',
types=str,
desc='This description is long and verbose, so it '
'takes up multiple lines in the options table.')
expected = "|Option|Default|AcceptableValues|AcceptableTypes|Description|\n|-----------|----" \
"----------|---------------------|-----------------------|-----------------------------------" \
"--------------------------------------------------------|\n|comp|MyComp|N/A|" \
"['ExplicitComponent']||\n|flag|False|[True,False]|['bool']||\n|long_desc|**Required**|N/A|" \
"['str']|Thisdescriptionislongandverbose,soittakesupmultiplelinesintheoptionstable.|\n|test|" \
"**Required**|['a','b']|N/A|Testintegervalue|"
self.assertEqual(
self.dict.to_table(fmt='github').replace(" ", ""), expected)
def test_type_checking(self):
self.dict.declare('test', types=int, desc='Test integer value')
self.dict['test'] = 1
self.assertEqual(self.dict['test'], 1)
with self.assertRaises(TypeError) as context:
self.dict['test'] = ''
expected_msg = "Value ('') of option 'test' has type 'str', " \
"but type 'int' was expected."
self.assertEqual(expected_msg, str(context.exception))
# multiple types are allowed
self.dict.declare('test_multi',
types=(int, float),
desc='Test multiple types')
self.dict['test_multi'] = 1
self.assertEqual(self.dict['test_multi'], 1)
self.assertEqual(type(self.dict['test_multi']), int)
self.dict['test_multi'] = 1.0
self.assertEqual(self.dict['test_multi'], 1.0)
self.assertEqual(type(self.dict['test_multi']), float)
with self.assertRaises(TypeError) as context:
self.dict['test_multi'] = ''
expected_msg = "Value ('') of option 'test_multi' has type 'str', " \
"but one of types ('int', 'float') was expected."
self.assertEqual(expected_msg, str(context.exception))
# make sure bools work and allowed values are populated
self.dict.declare('flag', default=False, types=bool)
self.assertEqual(self.dict['flag'], False)
self.dict['flag'] = True
self.assertEqual(self.dict['flag'], True)
meta = self.dict._dict['flag']
self.assertEqual(meta['values'], (True, False))
def test_allow_none(self):
self.dict.declare('test',
types=int,
allow_none=True,
desc='Test integer value')
self.dict['test'] = None
self.assertEqual(self.dict['test'], None)
def test_type_and_values(self):
# Test with only type_
self.dict.declare('test1', types=int)
self.dict['test1'] = 1
self.assertEqual(self.dict['test1'], 1)
# Test with only values
self.dict.declare('test2', values=['a', 'b'])
self.dict['test2'] = 'a'
self.assertEqual(self.dict['test2'], 'a')
# Test with both type_ and values
with self.assertRaises(Exception) as context:
self.dict.declare('test3', types=int, values=['a', 'b'])
self.assertEqual(
str(context.exception),
"'types' and 'values' were both specified for option 'test3'.")
def test_check_valid_template(self):
# test the template 'check_valid' function
from openmdao.utils.options_dictionary import check_valid
self.dict.declare('test', check_valid=check_valid)
with self.assertRaises(ValueError) as context:
self.dict['test'] = 1
expected_msg = "Option 'test' with value 1 is not valid."
self.assertEqual(expected_msg, str(context.exception))
def test_isvalid(self):
self.dict.declare('even_test', types=int, check_valid=check_even)
self.dict['even_test'] = 2
self.dict['even_test'] = 4
with self.assertRaises(ValueError) as context:
self.dict['even_test'] = 3
expected_msg = "Option 'even_test' with value 3 is not an even number."
self.assertEqual(expected_msg, str(context.exception))
def test_unnamed_args(self):
with self.assertRaises(KeyError) as context:
self.dict['test'] = 1
# KeyError ends up with an extra set of quotes.
expected_msg = "\"Option 'test' cannot be set because it has not been declared.\""
self.assertEqual(expected_msg, str(context.exception))
def test_contains(self):
self.dict.declare('test')
contains = 'undeclared' in self.dict
self.assertTrue(not contains)
contains = 'test' in self.dict
self.assertTrue(contains)
def test_update(self):
self.dict.declare('test', default='Test value', types=object)
obj = object()
self.dict.update({'test': obj})
self.assertIs(self.dict['test'], obj)
def test_update_extra(self):
with self.assertRaises(KeyError) as context:
self.dict.update({'test': 2})
# KeyError ends up with an extra set of quotes.
expected_msg = "\"Option 'test' cannot be set because it has not been declared.\""
self.assertEqual(expected_msg, str(context.exception))
def test_get_missing(self):
with self.assertRaises(KeyError) as context:
self.dict['missing']
expected_msg = "Option 'missing' has not been declared."
self.assertEqual(expected_msg, context.exception.args[0])
def test_get_default(self):
obj_def = object()
obj_new = object()
self.dict.declare('test', default=obj_def, types=object)
self.assertIs(self.dict['test'], obj_def)
self.dict['test'] = obj_new
self.assertIs(self.dict['test'], obj_new)
def test_values(self):
obj1 = object()
obj2 = object()
self.dict.declare('test', values=[obj1, obj2])
self.dict['test'] = obj1
self.assertIs(self.dict['test'], obj1)
with self.assertRaises(ValueError) as context:
self.dict['test'] = object()
expected_msg = (
"Value \(<object object at 0x[0-9A-Fa-f]+>\) of option 'test' is not one of \[<object object at 0x[0-9A-Fa-f]+>,"
" <object object at 0x[0-9A-Fa-f]+>\].")
self.assertRegex(str(context.exception), expected_msg)
def test_read_only(self):
opt = OptionsDictionary(read_only=True)
opt.declare('permanent', 3.0)
with self.assertRaises(KeyError) as context:
opt['permanent'] = 4.0
expected_msg = ("Tried to set read-only option 'permanent'.")
self.assertRegex(str(context.exception), expected_msg)
def test_bounds(self):
self.dict.declare('x', default=1.0, lower=0.0, upper=2.0)
with self.assertRaises(ValueError) as context:
self.dict['x'] = 3.0
expected_msg = "Value (3.0) of option 'x' exceeds maximum allowed value of 2.0."
self.assertEqual(str(context.exception), expected_msg)
with self.assertRaises(ValueError) as context:
self.dict['x'] = -3.0
expected_msg = "Value (-3.0) of option 'x' is less than minimum allowed value of 0.0."
self.assertEqual(str(context.exception), expected_msg)
def test_undeclare(self):
# create an entry in the dict
self.dict.declare('test', types=int)
self.dict['test'] = 1
# prove it's in the dict
self.assertEqual(self.dict['test'], 1)
# remove entry from the dict
self.dict.undeclare("test")
# prove it is no longer in the dict
with self.assertRaises(KeyError) as context:
self.dict['test']
expected_msg = "Option 'test' has not been declared."
self.assertEqual(expected_msg, context.exception.args[0])
def test_deprecated_option(self):
msg = 'Option "test1" is deprecated.'
self.dict.declare('test1', deprecation=msg)
# test double set
with assert_warning(OMDeprecationWarning, msg):
self.dict['test1'] = None
# Should only generate warning first time
with assert_no_warning(OMDeprecationWarning, msg):
self.dict['test1'] = None
# Also test set and then get
msg = 'Option "test2" is deprecated.'
self.dict.declare('test2', deprecation=msg)
with assert_warning(OMDeprecationWarning, msg):
self.dict['test2'] = None
# Should only generate warning first time
with assert_no_warning(OMDeprecationWarning, msg):
option = self.dict['test2']
def test_deprecated_tuple_option(self):
msg = 'Option "test1" is deprecated. Use "foo" instead.'
self.dict.declare('test1', deprecation=(msg, 'foo'))
self.dict.declare('foo')
# test double set
with assert_warning(OMDeprecationWarning, msg):
self.dict['test1'] = 'xyz'
# Should only generate warning first time
with assert_no_warning(OMDeprecationWarning, msg):
self.dict['test1'] = 'zzz'
with assert_no_warning(OMDeprecationWarning, msg):
option = self.dict['test1']
with assert_no_warning(OMDeprecationWarning):
option2 = self.dict['foo']
self.assertEqual(option, option2)
# Also test set and then get
msg = 'Option "test2" is deprecated. Use "foo2" instead.'
self.dict.declare('test2', deprecation=(msg, 'foo2'))
self.dict.declare('foo2')
with assert_warning(OMDeprecationWarning, msg):
self.dict['test2'] = 'abcd'
# Should only generate warning first time
with assert_no_warning(OMDeprecationWarning, msg):
option = self.dict['test2']
with assert_no_warning(OMDeprecationWarning):
option2 = self.dict['foo2']
self.assertEqual(option, option2)
# test bad alias
msg = 'Option "test3" is deprecated. Use "foo3" instead.'
self.dict.declare('test3', deprecation=(msg, 'foo3'))
with self.assertRaises(KeyError) as context:
self.dict['test3'] = 'abcd'
expected_msg = "Can't find aliased option 'foo3' for deprecated option 'test3'."
self.assertEqual(context.exception.args[0], expected_msg)
def test_bad_option_name(self):
opt = OptionsDictionary()
msg = "'foo:bar' is not a valid python name and will become an invalid option name in a future release. You can prevent this warning (and future exceptions) by declaring this option using a valid python name."
with assert_warning(OMDeprecationWarning, msg):
opt.declare('foo:bar', 1.0)
class TestOptionsDict(unittest.TestCase):
def setUp(self):
self.dict = OptionsDictionary()
def test_reprs(self):
class MyComp(ExplicitComponent):
pass
my_comp = MyComp()
self.dict.declare('test', values=['a', 'b'], desc='Test integer value')
self.dict.declare('flag', default=False, types=bool)
self.dict.declare('comp', default=my_comp, types=ExplicitComponent)
self.dict.declare('long_desc', types=str,
desc='This description is long and verbose, so it '
'takes up multiple lines in the options table.')
self.assertEqual(self.dict.__repr__(), self.dict._dict)
self.assertEqual(self.dict.__str__(width=83), '\n'.join([
"========= ============ ================= ===================== ====================",
"Option Default Acceptable Values Acceptable Types Description ",
"========= ============ ================= ===================== ====================",
"comp MyComp N/A ['ExplicitComponent'] ",
"flag False N/A ['bool'] ",
"long_desc **Required** N/A ['str'] This description is ",
" long and verbose, so",
" it takes up multipl",
" e lines in the optio",
" ns table.",
"test **Required** ['a', 'b'] N/A Test integer value ",
"========= ============ ================= ===================== ====================",
]))
# if the table can't be represented in specified width, then we get the full width version
self.assertEqual(self.dict.__str__(width=40), '\n'.join([
"========= ============ ================= ===================== ====================="
"==================================================================== ",
"Option Default Acceptable Values Acceptable Types Description "
" ",
"========= ============ ================= ===================== ====================="
"==================================================================== ",
"comp MyComp N/A ['ExplicitComponent'] "
" ",
"flag False N/A ['bool'] "
" ",
"long_desc **Required** N/A ['str'] This description is l"
"ong and verbose, so it takes up multiple lines in the options table. ",
"test **Required** ['a', 'b'] N/A Test integer value "
" ",
"========= ============ ================= ===================== ====================="
"==================================================================== ",
]))
def test_type_checking(self):
self.dict.declare('test', types=int, desc='Test integer value')
self.dict['test'] = 1
self.assertEqual(self.dict['test'], 1)
with self.assertRaises(TypeError) as context:
self.dict['test'] = ''
class_or_type = 'class' if PY3 else 'type'
expected_msg = "Option 'test' has the wrong type (<{} 'int'>)".format(class_or_type)
self.assertEqual(expected_msg, str(context.exception))
# make sure bools work
self.dict.declare('flag', default=False, types=bool)
self.assertEqual(self.dict['flag'], False)
self.dict['flag'] = True
self.assertEqual(self.dict['flag'], True)
def test_allow_none(self):
self.dict.declare('test', types=int, allow_none=True, desc='Test integer value')
self.dict['test'] = None
self.assertEqual(self.dict['test'], None)
def test_type_and_values(self):
# Test with only type_
self.dict.declare('test1', types=int)
self.dict['test1'] = 1
self.assertEqual(self.dict['test1'], 1)
# Test with only values
self.dict.declare('test2', values=['a', 'b'])
self.dict['test2'] = 'a'
self.assertEqual(self.dict['test2'], 'a')
# Test with both type_ and values
with self.assertRaises(Exception) as context:
self.dict.declare('test3', types=int, values=['a', 'b'])
self.assertEqual(str(context.exception),
"'types' and 'values' were both specified for option 'test3'.")
def test_isvalid(self):
self.dict.declare('even_test', types=int, is_valid=lambda x: x % 2 == 0)
self.dict['even_test'] = 2
self.dict['even_test'] = 4
with self.assertRaises(ValueError) as context:
self.dict['even_test'] = 3
expected_msg = "Function is_valid returns False for {}.".format('even_test')
self.assertEqual(expected_msg, str(context.exception))
def test_isvalid_deprecated_type(self):
with warnings.catch_warnings(record=True) as w:
warnings.simplefilter("always")
self.dict.declare('even_test', type_=int, is_valid=lambda x: x % 2 == 0)
self.assertEqual(len(w), 1)
self.assertEqual(str(w[-1].message), "In declaration of option 'even_test' the '_type' arg is deprecated. Use 'types' instead.")
self.dict['even_test'] = 2
self.dict['even_test'] = 4
with self.assertRaises(ValueError) as context:
self.dict['even_test'] = 3
expected_msg = "Function is_valid returns False for {}.".format('even_test')
self.assertEqual(expected_msg, str(context.exception))
def test_unnamed_args(self):
with self.assertRaises(KeyError) as context:
self.dict['test'] = 1
# KeyError ends up with an extra set of quotes.
expected_msg = "\"Key 'test' cannot be set because it has not been declared.\""
self.assertEqual(expected_msg, str(context.exception))
def test_contains(self):
self.dict.declare('test')
contains = 'undeclared' in self.dict
self.assertTrue(not contains)
contains = 'test' in self.dict
self.assertTrue(contains)
def test_update(self):
self.dict.declare('test', default='Test value', types=object)
obj = object()
self.dict.update({'test': obj})
self.assertIs(self.dict['test'], obj)
def test_update_extra(self):
with self.assertRaises(KeyError) as context:
self.dict.update({'test': 2})
# KeyError ends up with an extra set of quotes.
expected_msg = "\"Key 'test' cannot be set because it has not been declared.\""
self.assertEqual(expected_msg, str(context.exception))
def test_get_missing(self):
with self.assertRaises(KeyError) as context:
self.dict['missing']
expected_msg = "\"Option 'missing' cannot be found\""
self.assertEqual(expected_msg, str(context.exception))
def test_get_default(self):
obj_def = object()
obj_new = object()
self.dict.declare('test', default=obj_def, types=object)
self.assertIs(self.dict['test'], obj_def)
self.dict['test'] = obj_new
self.assertIs(self.dict['test'], obj_new)
def test_values(self):
obj1 = object()
obj2 = object()
self.dict.declare('test', values=[obj1, obj2])
self.dict['test'] = obj1
self.assertIs(self.dict['test'], obj1)
with self.assertRaises(ValueError) as context:
self.dict['test'] = object()
expected_msg = ("Option 'test''s value is not one of \[<object object at 0x[0-9A-Fa-f]+>,"
" <object object at 0x[0-9A-Fa-f]+>\]")
assertRegex(self, str(context.exception), expected_msg)
def test_read_only(self):
opt = OptionsDictionary(read_only=True)
opt.declare('permanent', 3.0)
with self.assertRaises(KeyError) as context:
opt['permanent'] = 4.0
expected_msg = ("Tried to set 'permanent' on a read-only OptionsDictionary")
assertRegex(self, str(context.exception), expected_msg)
def test_bounds(self):
self.dict.declare('x', default=1.0, lower=0.0, upper=2.0)
with self.assertRaises(ValueError) as context:
self.dict['x'] = 3.0
expected_msg = ("Value of 3.0 exceeds maximum of 2.0 for option 'x'")
assertRegex(self, str(context.exception), expected_msg)
with self.assertRaises(ValueError) as context:
self.dict['x'] = -3.0
expected_msg = ("Value of -3.0 exceeds minimum of 0.0 for option 'x'")
assertRegex(self, str(context.exception), expected_msg)
def test_undeclare(self):
# create an entry in the dict
self.dict.declare('test', types=int)
self.dict['test'] = 1
# prove it's in the dict
self.assertEqual(self.dict['test'], 1)
# remove entry from the dict
self.dict.undeclare("test")
# prove it is no longer in the dict
with self.assertRaises(KeyError) as context:
self.dict['test']
expected_msg = "\"Option 'test' cannot be found\""
self.assertEqual(expected_msg, str(context.exception))