from unittest import TestCase, mock

from redash.query_runner.elasticsearch2 import (
    ElasticSearch2,
    XPackSQLElasticSearch,
)


class TestElasticSearch(TestCase):
    def test_parse_mappings(self):
        mapping_data = {
            "bank": {
                "mappings": {
                    "properties": {
                        "account_number": {"type": "long"},
                        "balance": {"type": "long"},
                        "city": {"fields": {"keyword": {"ignore_above": 256, "type": "keyword"}}, "type": "text"},
                        "geo": {"properties": {"lat": {"type": "long"}, "long": {"type": "long"}}},
                    }
                }
            }
        }
        expected = {
            "bank": {
                "account_number": "integer",
                "balance": "integer",
                "city": "string",
                "geo.lat": "integer",
                "geo.long": "integer",
            }
        }
        self.assertDictEqual(ElasticSearch2._parse_mappings(mapping_data), expected)

    def test_parse_aggregation(self):
        response = {
            "took": 3,
            "timed_out": False,
            "_shards": {"total": 1, "successful": 1, "skipped": 0, "failed": 0},
            "hits": {"total": {"value": 1001, "relation": "eq"}, "max_score": None, "hits": []},
            "aggregations": {
                "group_by_state": {
                    "doc_count_error_upper_bound": 0,
                    "sum_other_doc_count": 743,
                    "buckets": [
                        {"key": "TX", "doc_count": 30},
                        {"key": "MD", "doc_count": 28},
                        {"key": "ID", "doc_count": 27},
                    ],
                }
            },
        }
        expected = {
            "columns": [
                {"friendly_name": "group_by_state", "name": "group_by_state", "type": "string"},
                {"friendly_name": "group_by_state.doc_count", "name": "group_by_state.doc_count", "type": "integer"},
            ],
            "rows": [
                {
                    "group_by_state": "TX",
                    "group_by_state.doc_count": 30,
                },
                {
                    "group_by_state": "MD",
                    "group_by_state.doc_count": 28,
                },
                {
                    "group_by_state": "ID",
                    "group_by_state.doc_count": 27,
                },
            ],
        }
        fields = ["group_by_state", "group_by_state.doc_count"]
        self.assertDictEqual(ElasticSearch2._parse_results(fields, response), expected)

    def test_parse_sub_aggregation(self):
        response = {
            "took": 2,
            "timed_out": False,
            "_shards": {"total": 1, "successful": 1, "skipped": 0, "failed": 0},
            "hits": {"total": {"value": 1001, "relation": "eq"}, "max_score": None, "hits": []},
            "aggregations": {
                "group_by_state": {
                    "doc_count_error_upper_bound": -1,
                    "sum_other_doc_count": 828,
                    "buckets": [
                        {"key": "CO", "doc_count": 14, "average_balance": {"value": 32460.35714285714}},
                        {"key": "AZ", "doc_count": 14, "average_balance": {"value": 31634.785714285714}},
                    ],
                }
            },
        }
        expected = {
            "columns": [
                {"friendly_name": "group_by_state", "name": "group_by_state", "type": "string"},
                {
                    "friendly_name": "group_by_state.average_balance.value",
                    "name": "group_by_state.average_balance.value",
                    "type": "float",
                },
            ],
            "rows": [
                {
                    "group_by_state": "CO",
                    "group_by_state.average_balance.value": 32460.35714285714,
                },
                {
                    "group_by_state": "AZ",
                    "group_by_state.average_balance.value": 31634.785714285714,
                },
            ],
        }
        fields = ["group_by_state", "group_by_state.average_balance.value"]
        self.assertDictEqual(ElasticSearch2._parse_results(fields, response), expected)


class TestXPackSQL(TestCase):
    def test_parse_results(self):
        response = {
            "columns": [
                {"name": "account_number", "type": "long"},
                {"name": "firstname", "type": "text"},
                {"name": "geo.lat", "type": "long"},
                {"name": "geo.long", "type": "long"},
            ],
            "rows": [[1000, "Nicolas", 2423, 7654], [999, "Dorothy", None, None]],
        }
        expected = {
            "columns": [
                {"friendly_name": "account_number", "name": "account_number", "type": "integer"},
                {"friendly_name": "firstname", "name": "firstname", "type": "string"},
                {"friendly_name": "geo.lat", "name": "geo.lat", "type": "integer"},
                {"friendly_name": "geo.long", "name": "geo.long", "type": "integer"},
            ],
            "rows": [
                {"account_number": 1000, "firstname": "Nicolas", "geo.lat": 2423, "geo.long": 7654},
                {"account_number": 999, "firstname": "Dorothy", "geo.lat": None, "geo.long": None},
            ],
        }
        self.assertDictEqual(XPackSQLElasticSearch._parse_results(None, response), expected)


class TestElasticSearch2(TestCase):
    @mock.patch("redash.query_runner.elasticsearch2.ElasticSearch2.__init__", return_value=None)
    def test_build_query(self, mock_init):
        query_runner = ElasticSearch2()
        query_str = '{"index": "test_index", "result_fields": ["field1", "field2"]}'
        query_dict, url, result_fields = query_runner._build_query(query_str)
        self.assertEqual(query_dict, {})
        self.assertEqual(url, "/test_index/_search")
        self.assertEqual(result_fields, ["field1", "field2"])