"""

Part of the bsie test suite.
A copy of the license is provided with the project.
Author: Matthias Baumgartner, 2022
"""
# imports
import unittest

# bsie imports
from bsie.utils import bsfs, ns

# objects to test
from bsie.utils.node import Node


## code ##

class TestNode(unittest.TestCase):
    def test_equality(self):
        uri = bsfs.URI('http://example.com/me/entity#1234')
        node = Node(ns.bsfs.Entity, uri)
        # basic equivalence
        self.assertEqual(node, Node(ns.bsfs.Entity, bsfs.URI('http://example.com/me/entity#1234')))
        self.assertEqual(hash(node), hash(Node(ns.bsfs.Entity, bsfs.URI('http://example.com/me/entity#1234'))))
        # equality respects uri
        self.assertNotEqual(node, Node(ns.bsfs.Entity, bsfs.URI('http://example.com/me/entity#4321')))
        self.assertNotEqual(hash(node), hash(Node(ns.bsfs.Entity, bsfs.URI('http://example.com/me/entity#4321'))))
        # equality respects node_type
        self.assertNotEqual(node, Node(ns.bsfs.Foo, uri))
        self.assertNotEqual(hash(node), hash(Node(ns.bsfs.Foo, uri)))
        # not equal to other types
        self.assertNotEqual(node, 1234)
        self.assertNotEqual(hash(node), hash(1234))
        self.assertNotEqual(node, uri)
        self.assertNotEqual(hash(node), hash(uri))
        self.assertNotEqual(node, ns.bsfs.Entity)
        self.assertNotEqual(hash(node), hash(ns.bsfs.Entity))
        class Foo(): pass
        self.assertNotEqual(node, Foo())
        self.assertNotEqual(hash(node), hash(Foo()))

    def test_str(self):
        uri = bsfs.URI('http://example.com/me/entity#1234')
        # basic string conversion
        node = Node(ns.bsfs.Entity, uri)
        self.assertEqual(str(node), 'Node(http://bsfs.ai/schema/Entity, http://example.com/me/entity#1234)')
        self.assertEqual(repr(node), 'Node(http://bsfs.ai/schema/Entity, http://example.com/me/entity#1234)')
        # string conversion respects node_type
        node = Node(ns.bsfs.Foo, uri)
        self.assertEqual(str(node), 'Node(http://bsfs.ai/schema/Foo, http://example.com/me/entity#1234)')
        self.assertEqual(repr(node), 'Node(http://bsfs.ai/schema/Foo, http://example.com/me/entity#1234)')
        # string conversion respects uri
        node = Node(ns.bsfs.Entity, bsfs.URI('http://example.com/me/entity#4321'))
        self.assertEqual(str(node), 'Node(http://bsfs.ai/schema/Entity, http://example.com/me/entity#4321)')
        self.assertEqual(repr(node), 'Node(http://bsfs.ai/schema/Entity, http://example.com/me/entity#4321)')



## main ##

if __name__ == '__main__':
    unittest.main()

## EOF ##