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import unittest
from m5.ext.pystats.jsonserializable import JsonSerializable


class MockSerializable(JsonSerializable):
    def __init__(self):
        self.child_1 = MockSerializableChild()
        self.child_1.stat1 = 2
        self.child_1.stat2 = "3"
        self.child_list = []

        child_list_1 = MockSerializableChild()
        child_list_1.stat1 = "hello"
        self.child_list.append(child_list_1)
        child_list_2 = MockSerializableChild()
        child_list_2.list_stat2 = ["1", 2, "3", 4, 5.2, None]
        self.child_list.append(child_list_2)


class MockSerializableChild(JsonSerializable):
    def __init__(self):
        pass


class JsonSerializableTestSuite(unittest.TestCase):
    def test_to_json(self):
        obj = MockSerializable()
        obj_json = obj.to_json()
        self.assertTrue("child_1" in obj_json)
        self.assertTrue("stat1" in obj_json["child_1"])
        self.assertEquals(2, obj_json["child_1"]["stat1"])
        self.assertTrue("stat2" in obj_json["child_1"])
        self.assertEquals("3", obj_json["child_1"]["stat2"])
        self.assertTrue("child_list" in obj_json)
        self.assertEquals(2, len(obj_json["child_list"]))
        self.assertTrue("stat1" in obj_json["child_list"][0])
        self.assertEqual("hello", obj_json["child_list"][0]["stat1"])
        self.assertTrue("list_stat2" in obj_json["child_list"][1])
        self.assertEquals(6, len(obj_json["child_list"][1]["list_stat2"]))
        self.assertEquals("1", obj_json["child_list"][1]["list_stat2"][0])
        self.assertEquals(2, obj_json["child_list"][1]["list_stat2"][1])
        self.assertEquals("3", obj_json["child_list"][1]["list_stat2"][2])
        self.assertEquals(4, obj_json["child_list"][1]["list_stat2"][3])
        self.assertEquals(5.2, obj_json["child_list"][1]["list_stat2"][4])
        self.assertEquals(None, obj_json["child_list"][1]["list_stat2"][5])