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#   Licensed under the Apache License, Version 2.0 (the "License");
#   you may not use this file except in compliance with the License.
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#       http://www.apache.org/licenses/LICENSE-2.0
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import jpype
import common


class JListTestCase(common.JPypeTestCase):
    """ Test for methods of java.lang.Map

    def __getitem__(self, ndx):
        if isinstance(ndx, slice):
            start = ndx.start
            stop = ndx.stop
            if start < 0:
                start = self.size() + start
            if stop < 0:
                stop = self.size() + stop
            return self.subList(start, stop)
        else:
            if ndx < 0:
                ndx = self.size() + ndx
            return self.get(ndx)

    def __setitem__(self, ndx, v):
        if isinstance(ndx, slice):
            start = ndx.start
            stop = ndx.stop
            if start < 0:
                start = self.size() + start
            if stop < 0:
                stop = self.size() + stop
            for i in range(start, stop):
                self.remove(start)
            if isinstance(v, collections.abc.Sequence):
                ndx = start
                for i in v:
                    self.add(ndx, i)
                    ndx += 1
        else:
            if ndx < 0:
                ndx = self.size() + ndx
            self.set(ndx, v)
            """

    def setUp(self):
        common.JPypeTestCase.setUp(self)
        self.cls = jpype.JClass('java.util.ArrayList')
        self.Arrays = jpype.JClass('java.util.Arrays')

    def testLen(self):
        obj = self.cls()
        obj.add(1)
        obj.add(2)
        obj.add(3)
        self.assertEqual(len(obj), 3)

    def testIter(self):
        obj = self.cls()
        obj.add("a")
        obj.add("b")
        obj.add("c")
        self.assertEqual(tuple(i for i in obj), ('a', 'b', 'c'))

    def testGetItem(self):
        obj = self.cls()
        obj.add("a")
        obj.add("b")
        obj.add("c")
        self.assertEqual(obj[1], 'b')

    def testGetItemSub(self):
        obj = self.cls()
        obj.add("a")
        obj.add("b")
        obj.add("c")
        obj.add("d")
        self.assertEqual(tuple(i for i in obj[1:3]), ('b', 'c'))

    def testGetItemSlice(self):
        obj = self.cls()
        obj.add("a")
        obj.add("b")
        obj.add("c")
        obj.add("d")
        self.assertEqual(tuple(obj[::1]), ('a', 'b', 'c', 'd'))
        self.assertEqual(tuple(obj[:-2]), ('a', 'b'))
        self.assertEqual(tuple(obj[-2:]), ('c', 'd'))
        with self.assertRaises(TypeError):
            obj[::2]
        with self.assertRaises(TypeError):
            obj[::-1]

    def testRemoveRange(self):
        obj = self.cls()
        obj.add("a")
        obj.add("b")
        obj.add("c")
        obj.add("d")
        obj[1:3].clear()
        self.assertEqual(tuple(i for i in obj), ('a', 'd'))

    def testSetItem(self):
        obj = self.cls()
        obj.add("a")
        obj.add("b")
        obj.add("c")
        obj[1] = 'changed'
        self.assertEqual(tuple(i for i in obj), ('a', 'changed', 'c'))

    def testDelItem(self):
        obj = self.cls()
        obj.add("a")
        obj.add("b")
        obj.add("c")
        del obj[1]
        self.assertElementsEqual(obj, ('a', 'c'))
        obj.add("a")
        obj.add("b")
        obj.add("c")
        del obj[1:3]
        self.assertElementsEqual(obj, ('a', 'b', 'c'))
        with self.assertRaises(TypeError):
            del obj[1.0]
        del obj[-1]
        self.assertElementsEqual(obj, ('a', 'b'))

    def testAddAll(self):
        obj = self.cls()
        obj.addAll(["a", "b", "c"])
        self.assertEqual(tuple(i for i in obj), ('a', 'b', 'c'))
        obj.addAll(1, ["a", "b", "c"])
        self.assertEqual(tuple(i for i in obj), ('a', 'a', 'b', 'c', 'b', 'c'))
        with self.assertRaises(TypeError):
            obj.addAll()
        with self.assertRaises(TypeError):
            obj.addAll(1, 2, 3)
        with self.assertRaises(TypeError):
            obj.addAll(1, 2)
        with self.assertRaises(TypeError):
            obj.addAll(1.0, ['a'])

    def testRemoveAll(self):
        obj = self.cls()
        obj.addAll(["a", "b", "c", "d", "e"])
        obj.removeAll(["c", "d"])
        self.assertEqual(tuple(i for i in obj), ('a', 'b', 'e'))

    def testRetainAll(self):
        obj = self.cls()
        obj.addAll(["a", "b", "c", "d", "e"])
        obj.retainAll(["c", "d"])
        self.assertEqual(tuple(i for i in obj), ('c', 'd'))

    def testInit(self):
        cls = jpype.JClass('java.util.ArrayList')
        obj = cls(self.Arrays.asList(['a', 'b', 'c']))
        self.assertEqual(tuple(i for i in obj), ('a', 'b', 'c'))

    def testInsert(self):
        lst = ['A', 'B', 'C']
        cls = jpype.JClass('java.util.ArrayList')
        obj = cls(lst)
        lst.insert(0, '1')
        obj.insert(0, '1')
        lst.insert(3, '2')
        obj.insert(3, '2')
        lst.insert(-1, '3')
        obj.insert(-1, '3')
        self.assertElementsEqual(obj, lst)

    def testAppend(self):
        lst = ['A', 'B', 'C']
        cls = jpype.JClass('java.util.ArrayList')
        obj = cls(lst)
        obj.append('2')
        lst.append('2')
        lst[len(lst):] = ['3']
        obj[len(obj):] = ['3']
        self.assertElementsEqual(obj, lst)

    def testReverse(self):
        lst = ['A', 'B', 'C']
        cls = jpype.JClass('java.util.ArrayList')
        obj = cls(lst)
        obj.reverse()
        lst.reverse()
        self.assertElementsEqual(obj, lst)

    def testExtend(self):
        lst = ['A', 'B', 'C']
        cls = jpype.JClass('java.util.ArrayList')
        obj = cls(lst)
        obj.extend(range(0, 3))
        lst.extend(range(0, 3))
        self.assertElementsEqual(obj, lst)

    def testPop(self):
        lst = ['A', 'B', 'C', 'D', 'E']
        cls = jpype.JClass('java.util.ArrayList')
        obj = cls(lst)
        self.assertEqual(obj.pop(), lst.pop())
        self.assertEqual(obj.pop(0), lst.pop(0))
        self.assertEqual(obj.pop(2), lst.pop(2))
        self.assertEqual(obj.pop(-1), lst.pop(-1))
        self.assertElementsEqual(obj, lst)

    def testIAdd(self):
        lst = ['A', 'B', 'C']
        cls = jpype.JClass('java.util.ArrayList')
        obj = cls(lst)
        obj += 'D'
        lst += 'D'
        self.assertElementsEqual(obj, lst)

    def testAdd(self):
        lst = ['A', 'B', 'C']
        cls = jpype.JClass('java.util.ArrayList')
        obj = cls(lst)
        lst2 = lst + ['D']
        obj2 = obj + ['D']
        self.assertElementsEqual(obj, lst)
        self.assertElementsEqual(obj2, lst2)

    def testRemove(self):
        lst = ['A', 'B', 'C', 'D', 'E']
        cls = jpype.JClass('java.util.ArrayList')
        obj = cls(lst)
        lst.remove('C')
        obj.remove('C')
        with self.assertRaises(ValueError):
            lst.remove('C')
        with self.assertRaises(ValueError):
            obj.remove(1)
        with self.assertRaises(ValueError):
            obj.remove('1')
        with self.assertRaises(ValueError):
            obj.remove(object())
        self.assertElementsEqual(obj, lst)

    def testProtocol(self):
        from collections.abc import Sequence, MutableSequence
        List = jpype.JClass('java.util.List')
        ArrayList = jpype.JClass('java.util.ArrayList')
        LinkedList = jpype.JClass('java.util.LinkedList')
        self.assertTrue(issubclass(List, Sequence))
        self.assertTrue(issubclass(List, MutableSequence))
        self.assertTrue(issubclass(ArrayList, Sequence))
        self.assertTrue(issubclass(ArrayList, MutableSequence))
        self.assertTrue(issubclass(LinkedList, Sequence))
        self.assertTrue(issubclass(LinkedList, MutableSequence))