mirror of https://github.com/apache/superset.git
109 lines
4.0 KiB
Python
Executable File
109 lines
4.0 KiB
Python
Executable File
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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from sqlalchemy import column
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from superset.db_engine_specs.pinot import PinotEngineSpec
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from tests.integration_tests.db_engine_specs.base_tests import TestDbEngineSpec
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class TestPinotDbEngineSpec(TestDbEngineSpec):
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"""Tests pertaining to our Pinot database support"""
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def test_pinot_time_expression_sec_one_1d_grain(self):
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col = column("tstamp")
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expr = PinotEngineSpec.get_timestamp_expr(col, "epoch_s", "P1D")
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result = str(expr.compile())
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expected = (
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"CAST(DATE_TRUNC('day', CAST("
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+ "DATETIMECONVERT(tstamp, '1:SECONDS:EPOCH', "
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+ "'1:SECONDS:EPOCH', '1:SECONDS') AS TIMESTAMP)) AS TIMESTAMP)"
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)
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self.assertEqual(
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result,
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expected,
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)
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def test_pinot_time_expression_simple_date_format_1d_grain(self):
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col = column("tstamp")
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expr = PinotEngineSpec.get_timestamp_expr(col, "%Y-%m-%d %H:%M:%S", "P1D")
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result = str(expr.compile())
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expected = "CAST(DATE_TRUNC('day', CAST(tstamp AS TIMESTAMP)) AS TIMESTAMP)"
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self.assertEqual(
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result,
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expected,
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)
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def test_pinot_time_expression_simple_date_format_10m_grain(self):
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col = column("tstamp")
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expr = PinotEngineSpec.get_timestamp_expr(col, "%Y-%m-%d %H:%M:%S", "PT10M")
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result = str(expr.compile())
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expected = (
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"CAST(ROUND(DATE_TRUNC('minute', CAST(tstamp AS "
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+ "TIMESTAMP)), 600000) AS TIMESTAMP)"
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)
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self.assertEqual(
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result,
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expected,
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)
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def test_pinot_time_expression_simple_date_format_1w_grain(self):
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col = column("tstamp")
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expr = PinotEngineSpec.get_timestamp_expr(col, "%Y-%m-%d %H:%M:%S", "P1W")
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result = str(expr.compile())
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expected = "CAST(DATE_TRUNC('week', CAST(tstamp AS TIMESTAMP)) AS TIMESTAMP)"
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self.assertEqual(
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result,
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expected,
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)
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def test_pinot_time_expression_sec_one_1m_grain(self):
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col = column("tstamp")
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expr = PinotEngineSpec.get_timestamp_expr(col, "epoch_s", "P1M")
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result = str(expr.compile())
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expected = (
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"CAST(DATE_TRUNC('month', CAST("
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+ "DATETIMECONVERT(tstamp, '1:SECONDS:EPOCH', "
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+ "'1:SECONDS:EPOCH', '1:SECONDS') AS TIMESTAMP)) AS TIMESTAMP)"
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)
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self.assertEqual(
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result,
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expected,
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)
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def test_pinot_time_expression_millisec_one_1m_grain(self):
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col = column("tstamp")
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expr = PinotEngineSpec.get_timestamp_expr(col, "epoch_ms", "P1M")
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result = str(expr.compile())
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expected = (
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"CAST(DATE_TRUNC('month', CAST("
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+ "DATETIMECONVERT(tstamp, '1:MILLISECONDS:EPOCH', "
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+ "'1:MILLISECONDS:EPOCH', '1:MILLISECONDS') AS TIMESTAMP)) AS TIMESTAMP)"
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)
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self.assertEqual(
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result,
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expected,
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)
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def test_invalid_get_time_expression_arguments(self):
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with self.assertRaises(NotImplementedError):
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PinotEngineSpec.get_timestamp_expr(column("tstamp"), None, "P0.25Y")
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with self.assertRaises(NotImplementedError):
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PinotEngineSpec.get_timestamp_expr(
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column("tstamp"), "epoch_s", "invalid_grain"
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)
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