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# -*- coding: utf-8 -*-
# FIXME: This test module randomly passes/fails even if all tests are skipped.
# Something fishy is going on with the Test fixtures. Behavior seen on CI on
# both Linux and Windows
# TODO: Remove delay of class creations. Adding SetUp/TearDown may help
"""Test sub-classing managed types"""
import
System
import
pytest
from
Python
.
Test
import
(
IInterfaceTest
,
SubClassTest
,
EventArgsTest
,
FunctionsTest
)
from
System
.
Collections
.
Generic
import
List
from
.
_compat
import
range
def
interface_test_class_fixture
():
"""Delay creation of class until test starts."""
class
InterfaceTestClass
(
IInterfaceTest
):
"""class that implements the test interface"""
__namespace__
=
"Python.Test"
def
foo
(
self
):
return
"InterfaceTestClass"
def
bar
(
self
,
x
,
i
):
return
"/"
.
join
([
x
]
*
i
)
return
InterfaceTestClass
def
derived_class_fixture
():
"""Delay creation of class until test starts."""
class
DerivedClass
(
SubClassTest
):
"""class that derives from a class deriving from IInterfaceTest"""
__namespace__
=
"Python.Test"
def
foo
(
self
):
return
"DerivedClass"
def
base_foo
(
self
):
return
SubClassTest
.
foo
(
self
)
def
super_foo
(
self
):
return
super
(
DerivedClass
,
self
).
foo
()
def
bar
(
self
,
x
,
i
):
return
"_"
.
join
([
x
]
*
i
)
def
return_list
(
self
):
l
=
List
[
str
]()
l
.
Add
(
"A"
)
l
.
Add
(
"B"
)
l
.
Add
(
"C"
)
return
l
return
DerivedClass
def
derived_event_test_class_fixture
():
"""Delay creation of class until test starts."""
class
DerivedEventTest
(
IInterfaceTest
):
"""class that implements IInterfaceTest.TestEvent"""
__namespace__
=
"Python.Test"
def
__init__
(
self
):
self
.
event_handlers
=
[]
# event handling
def
add_TestEvent
(
self
,
handler
):
self
.
event_handlers
.
append
(
handler
)
def
remove_TestEvent
(
self
,
handler
):
self
.
event_handlers
.
remove
(
handler
)
def
OnTestEvent
(
self
,
value
):
args
=
EventArgsTest
(
value
)
for
handler
in
self
.
event_handlers
:
handler
(
self
,
args
)
return
DerivedEventTest
@
pytest
.
mark
.
skip
(
reason
=
"FIXME: test randomly pass/fails"
)
def
test_base_class
():
"""Test base class managed type"""
ob
=
SubClassTest
()
assert
ob
.
foo
()
==
"foo"
assert
FunctionsTest
.
test_foo
(
ob
)
==
"foo"
assert
ob
.
bar
(
"bar"
,
2
)
==
"bar"
assert
FunctionsTest
.
test_bar
(
ob
,
"bar"
,
2
)
==
"bar"
assert
ob
.
not_overriden
()
==
"not_overriden"
assert
list
(
ob
.
return_list
())
==
[
"a"
,
"b"
,
"c"
]
assert
list
(
SubClassTest
.
test_list
(
ob
))
==
[
"a"
,
"b"
,
"c"
]
@
pytest
.
mark
.
skip
(
reason
=
"FIXME: test randomly pass/fails"
)
def
test_interface
():
"""Test python classes can derive from C# interfaces"""
InterfaceTestClass
=
interface_test_class_fixture
()
ob
=
InterfaceTestClass
()
assert
ob
.
foo
()
==
"InterfaceTestClass"
assert
FunctionsTest
.
test_foo
(
ob
)
==
"InterfaceTestClass"
assert
ob
.
bar
(
"bar"
,
2
)
==
"bar/bar"
assert
FunctionsTest
.
test_bar
(
ob
,
"bar"
,
2
)
==
"bar/bar"
x
=
FunctionsTest
.
pass_through
(
ob
)
assert
id
(
x
)
==
id
(
ob
)
@
pytest
.
mark
.
skip
(
reason
=
"FIXME: test randomly pass/fails"
)
def
test_derived_class
():
"""Test python class derived from managed type"""
DerivedClass
=
derived_class_fixture
()
ob
=
DerivedClass
()
assert
ob
.
foo
()
==
"DerivedClass"
assert
ob
.
base_foo
()
==
"foo"
assert
ob
.
super_foo
()
==
"foo"
assert
FunctionsTest
.
test_foo
(
ob
)
==
"DerivedClass"
assert
ob
.
bar
(
"bar"
,
2
)
==
"bar_bar"
assert
FunctionsTest
.
test_bar
(
ob
,
"bar"
,
2
)
==
"bar_bar"
assert
ob
.
not_overriden
()
==
"not_overriden"
assert
list
(
ob
.
return_list
())
==
[
"A"
,
"B"
,
"C"
]
assert
list
(
SubClassTest
.
test_list
(
ob
))
==
[
"A"
,
"B"
,
"C"
]
x
=
FunctionsTest
.
pass_through
(
ob
)
assert
id
(
x
)
==
id
(
ob
)
@
pytest
.
mark
.
skip
(
reason
=
"FIXME: test randomly pass/fails"
)
def
test_create_instance
():
"""Test derived instances can be created from managed code"""
DerivedClass
=
derived_class_fixture
()
ob
=
FunctionsTest
.
create_instance
(
DerivedClass
)
assert
ob
.
foo
()
==
"DerivedClass"
assert
FunctionsTest
.
test_foo
(
ob
)
==
"DerivedClass"
assert
ob
.
bar
(
"bar"
,
2
)
==
"bar_bar"
assert
FunctionsTest
.
test_bar
(
ob
,
"bar"
,
2
)
==
"bar_bar"
assert
ob
.
not_overriden
()
==
"not_overriden"
x
=
FunctionsTest
.
pass_through
(
ob
)
assert
id
(
x
)
==
id
(
ob
)
InterfaceTestClass
=
interface_test_class_fixture
()
ob2
=
FunctionsTest
.
create_instance
(
InterfaceTestClass
)
assert
ob2
.
foo
()
==
"InterfaceTestClass"
assert
FunctionsTest
.
test_foo
(
ob2
)
==
"InterfaceTestClass"
assert
ob2
.
bar
(
"bar"
,
2
)
==
"bar/bar"
assert
FunctionsTest
.
test_bar
(
ob2
,
"bar"
,
2
)
==
"bar/bar"
y
=
FunctionsTest
.
pass_through
(
ob2
)
assert
id
(
y
)
==
id
(
ob2
)
@
pytest
.
mark
.
skip
(
reason
=
"FIXME: test randomly pass/fails"
)
def
test_events
():
class
EventHandler
(
object
):
def
handler
(
self
,
x
,
args
):
self
.
value
=
args
.
value
event_handler
=
EventHandler
()
x
=
SubClassTest
()
x
.
TestEvent
+=
event_handler
.
handler
assert
FunctionsTest
.
test_event
(
x
,
1
)
==
1
assert
event_handler
.
value
==
1
InterfaceTestClass
=
interface_test_class_fixture
()
i
=
InterfaceTestClass
()
with
pytest
.
raises
(
System
.
NotImplementedException
):
FunctionsTest
.
test_event
(
i
,
2
)
DerivedEventTest
=
derived_event_test_class_fixture
()
d
=
DerivedEventTest
()
d
.
add_TestEvent
(
event_handler
.
handler
)
assert
FunctionsTest
.
test_event
(
d
,
3
)
==
3
assert
event_handler
.
value
==
3
assert
len
(
d
.
event_handlers
)
==
1
def
test_isinstance_check
():
a
=
[
str
(
x
)
for
x
in
range
(
0
,
1000
)]
b
=
[
System
.
String
(
x
)
for
x
in
a
]
for
x
in
a
:
assert
not
isinstance
(
x
,
System
.
Object
)
assert
not
isinstance
(
x
,
System
.
String
)
for
x
in
b
:
assert
isinstance
(
x
,
System
.
Object
)
assert
isinstance
(
x
,
System
.
String
)
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