pyjnius/tests/test_visibility_all.py

from __future__ import print_function
from __future__ import division
from __future__ import absolute_import
import unittest
import jnius_config
from jnius import JavaMultipleMethod, JavaMethod
from jnius.reflect import autoclass


class VisibilityAllTest(unittest.TestCase):

    def test_static_fields_all(self):
        Test = autoclass('org.jnius.VisibilityTest', include_protected=True, include_private=True)

        self.assertTrue(hasattr(Test, 'fieldStaticPublic'))
        self.assertTrue(hasattr(Test, 'fieldStaticPackageProtected'))
        self.assertTrue(hasattr(Test, 'fieldStaticProtected'))
        self.assertTrue(hasattr(Test, 'fieldStaticPrivate'))

        self.assertEqual(Test.fieldStaticPublic, "StaticPublic")
        self.assertEqual(Test.fieldStaticPackageProtected, "StaticPackageProtected")
        self.assertEqual(Test.fieldStaticProtected, "StaticProtected")
        self.assertEqual(Test.fieldStaticPrivate, "StaticPrivate")

    def test_child_static_fields_all(self):
        Test = autoclass('org.jnius.ChildVisibilityTest', include_protected=True, include_private=True)

        self.assertTrue(hasattr(Test, 'fieldStaticPublic'))
        self.assertTrue(hasattr(Test, 'fieldStaticPackageProtected'))
        self.assertTrue(hasattr(Test, 'fieldStaticProtected'))
        self.assertTrue(hasattr(Test, 'fieldStaticPrivate'))

        self.assertEqual(Test.fieldStaticPublic, "StaticPublic")
        self.assertEqual(Test.fieldStaticPackageProtected, "StaticPackageProtected")
        self.assertEqual(Test.fieldStaticProtected, "StaticProtected")
        self.assertEqual(Test.fieldStaticPrivate, "StaticPrivate")

        self.assertTrue(hasattr(Test, 'fieldChildStaticPublic'))
        self.assertTrue(hasattr(Test, 'fieldChildStaticPackageProtected'))
        self.assertTrue(hasattr(Test, 'fieldChildStaticProtected'))
        self.assertTrue(hasattr(Test, 'fieldChildStaticPrivate'))

        self.assertEqual(Test.fieldChildStaticPublic, "ChildStaticPublic")
        self.assertEqual(Test.fieldChildStaticPackageProtected, "ChildStaticPackageProtected")
        self.assertEqual(Test.fieldChildStaticProtected, "ChildStaticProtected")
        self.assertEqual(Test.fieldChildStaticPrivate, "ChildStaticPrivate")

    def test_static_methods_all(self):
        Test = autoclass('org.jnius.VisibilityTest', include_protected=True, include_private=True)

        self.assertTrue(hasattr(Test, 'methodStaticPublic'))
        self.assertTrue(hasattr(Test, 'methodStaticPackageProtected'))
        self.assertTrue(hasattr(Test, 'methodStaticProtected'))
        self.assertTrue(hasattr(Test, 'methodStaticPrivate'))

        self.assertEqual(Test.methodStaticPublic(), "StaticPublic")
        self.assertEqual(Test.methodStaticPackageProtected(), "StaticPackageProtected")
        self.assertEqual(Test.methodStaticProtected(), "StaticProtected")
        self.assertEqual(Test.methodStaticPrivate(), "StaticPrivate")

    def test_child_static_methods_all(self):
        Test = autoclass('org.jnius.ChildVisibilityTest', include_protected=True, include_private=True)

        self.assertTrue(hasattr(Test, 'methodStaticPublic'))
        self.assertTrue(hasattr(Test, 'methodStaticPackageProtected'))
        self.assertTrue(hasattr(Test, 'methodStaticProtected'))
        self.assertTrue(hasattr(Test, 'methodStaticPrivate'))

        self.assertEqual(Test.methodStaticPublic(), "StaticPublic")
        self.assertEqual(Test.methodStaticPackageProtected(), "StaticPackageProtected")
        self.assertEqual(Test.methodStaticProtected(), "StaticProtected")
        self.assertEqual(Test.methodStaticPrivate(), "StaticPrivate")

        self.assertTrue(hasattr(Test, 'methodChildStaticPublic'))
        self.assertTrue(hasattr(Test, 'methodChildStaticPackageProtected'))
        self.assertTrue(hasattr(Test, 'methodChildStaticProtected'))
        self.assertTrue(hasattr(Test, 'methodChildStaticPrivate'))

        self.assertEqual(Test.methodChildStaticPublic(), "ChildStaticPublic")
        self.assertEqual(Test.methodChildStaticPackageProtected(), "ChildStaticPackageProtected")
        self.assertEqual(Test.methodChildStaticProtected(), "ChildStaticProtected")
        self.assertEqual(Test.methodChildStaticPrivate(), "ChildStaticPrivate")

    def test_fields_all(self):
        Test = autoclass('org.jnius.VisibilityTest', include_protected=True, include_private=True)
        test = Test()

        self.assertTrue(hasattr(test, 'fieldPublic'))
        self.assertTrue(hasattr(test, 'fieldPackageProtected'))
        self.assertTrue(hasattr(test, 'fieldProtected'))
        self.assertTrue(hasattr(test, 'fieldPrivate'))

        self.assertEqual(test.fieldPublic, "Public")
        self.assertEqual(test.fieldPackageProtected, "PackageProtected")
        self.assertEqual(test.fieldProtected, "Protected")
        self.assertEqual(test.fieldPrivate, "Private")

    def test_child_fields_all(self):
        Test = autoclass('org.jnius.ChildVisibilityTest', include_protected=True, include_private=True)
        test = Test()

        self.assertTrue(hasattr(test, 'fieldPublic'))
        self.assertTrue(hasattr(test, 'fieldPackageProtected'))
        self.assertTrue(hasattr(test, 'fieldProtected'))
        self.assertTrue(hasattr(test, 'fieldPrivate'))

        self.assertEqual(test.fieldPublic, "Public")
        self.assertEqual(test.fieldPackageProtected, "PackageProtected")
        self.assertEqual(test.fieldProtected, "Protected")
        self.assertEqual(test.fieldPrivate, "Private")

        self.assertTrue(hasattr(test, 'fieldChildPublic'))
        self.assertTrue(hasattr(test, 'fieldChildPackageProtected'))
        self.assertTrue(hasattr(test, 'fieldChildProtected'))
        self.assertTrue(hasattr(test, 'fieldChildPrivate'))

        self.assertEqual(test.fieldChildPublic, "ChildPublic")
        self.assertEqual(test.fieldChildPackageProtected, "ChildPackageProtected")
        self.assertEqual(test.fieldChildProtected, "ChildProtected")
        self.assertEqual(test.fieldChildPrivate, "ChildPrivate")

    def test_methods_all(self):
        Test = autoclass('org.jnius.VisibilityTest', include_protected=True, include_private=True)
        test = Test()

        self.assertTrue(hasattr(test, 'methodPublic'))
        self.assertTrue(hasattr(test, 'methodPackageProtected'))
        self.assertTrue(hasattr(test, 'methodProtected'))
        self.assertTrue(hasattr(test, 'methodPrivate'))

        self.assertEqual(test.methodPublic(), "Public")
        self.assertEqual(test.methodPackageProtected(), "PackageProtected")
        self.assertEqual(test.methodProtected(), "Protected")
        self.assertEqual(test.methodPrivate(), "Private")

    def test_child_methods_all(self):
        Test = autoclass('org.jnius.ChildVisibilityTest', include_protected=True, include_private=True)
        test = Test()
        self.assertTrue(hasattr(test, 'methodPublic'))
        self.assertTrue(hasattr(test, 'methodPackageProtected'))
        self.assertTrue(hasattr(test, 'methodProtected'))
        self.assertTrue(hasattr(test, 'methodPrivate'))

        self.assertEqual(test.methodPublic(), "Public")
        self.assertEqual(test.methodPackageProtected(), "PackageProtected")
        self.assertEqual(test.methodProtected(), "Protected")
        self.assertEqual(test.methodPrivate(), "Private")

        self.assertTrue(hasattr(test, 'methodChildPublic'))
        self.assertTrue(hasattr(test, 'methodChildPackageProtected'))
        self.assertTrue(hasattr(test, 'methodChildProtected'))
        self.assertTrue(hasattr(test, 'methodChildPrivate'))

        self.assertEqual(test.methodChildPublic(), "ChildPublic")
        self.assertEqual(test.methodChildPackageProtected(), "ChildPackageProtected")
        self.assertEqual(test.methodChildProtected(), "ChildProtected")
        self.assertEqual(test.methodChildPrivate(), "ChildPrivate")

    def test_static_multi_methods(self):
        Test = autoclass('org.jnius.ChildVisibilityTest', include_protected=True, include_private=True)

        self.assertTrue(hasattr(Test, 'methodStaticMultiArgs'))
        self.assertTrue(isinstance(Test.methodStaticMultiArgs, JavaMultipleMethod))

        self.assertTrue(Test.methodStaticMultiArgs(True))
        self.assertTrue(Test.methodStaticMultiArgs(True, False))
        self.assertTrue(Test.methodStaticMultiArgs(True, False, True))

    def test_multi_methods(self):
        Test = autoclass('org.jnius.ChildVisibilityTest', include_protected=True, include_private=True)
        test = Test()

        self.assertTrue(hasattr(test, 'methodMultiArgs'))
        self.assertTrue(isinstance(Test.methodMultiArgs, JavaMultipleMethod))

        self.assertTrue(test.methodMultiArgs(True))
        self.assertTrue(test.methodMultiArgs(True, False))
        self.assertTrue(test.methodMultiArgs(True, False, True))

    def test_check_method_vs_field(self):
        """check that HashMap and ArrayList have a size method and not a size field.

        Both the HashMap and ArrayList implementations have a `size()` method
        that is a wrapper for an `int` field also named `size`. The `autoclass`
        function must pick one of these two. If it were to pick the field, this
        would cause an "'int' object is not callable" TypeError when attempting
        to call the size method. This unit test is here to ensure that future
        changes to `autoclass` continue to prefer methods over fields.
        """

        def assert_is_method(obj, name):
            multiple = "JavaMultipleMethod" in str(type(obj.__class__.__dict__[name]))
            single = "JavaMethod" in str(type(obj.__class__.__dict__[name]))
            self.assertTrue(multiple or single)

        hm = autoclass("java.util.HashMap", include_protected=True, include_private=True)()
        assert_is_method(hm, 'size')

        al = autoclass("java.util.ArrayList", include_protected=True, include_private=True)()
        assert_is_method(al, 'size')

    def test_check_method_vs_property(self):
        """check that "bean" properties don't replace methods.

        The ExecutorService Interface has methods `shutdown()`,  `isShutdown()`,
        `isTerminated()`. The `autoclass` function will create a Python
        `property` if a function name matches a JavaBean name pattern. Those
        properties are important but they should not take priority over a
        method.

        For this Interface it wants to create properties called `shutdown` and
        `terminated` because of `isShutdown` and `isTerminated`. A `shutdown`
        property would conflict with the `shutdown()` method so it should be
        skipped. The `terminated` property is OK though.
        """
        executor = autoclass("java.util.concurrent.Executors")
        pool = executor.newFixedThreadPool(1)

        self.assertTrue(isinstance(pool.__class__.__dict__['shutdown'], JavaMethod))
        self.assertTrue(isinstance(pool.__class__.__dict__['terminated'], property))
        self.assertTrue(isinstance(pool.__class__.__dict__['isShutdown'], JavaMethod))
        self.assertTrue(isinstance(pool.__class__.__dict__['isTerminated'], JavaMethod))