Fokko commented on code in PR #41: URL: https://github.com/apache/iceberg-python/pull/41#discussion_r1430744577
########## tests/test_integration_write.py: ########## @@ -0,0 +1,357 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +# pylint:disable=redefined-outer-name +import uuid +from datetime import date, datetime + +import pyarrow as pa +import pytest +from pyspark.sql import SparkSession + +from pyiceberg.catalog import Catalog, load_catalog +from pyiceberg.exceptions import NoSuchTableError +from pyiceberg.schema import Schema +from pyiceberg.types import ( + BinaryType, + BooleanType, + DateType, + DoubleType, + FixedType, + FloatType, + IntegerType, + LongType, + NestedField, + StringType, + TimestampType, + TimestamptzType, +) + + +@pytest.fixture() +def catalog() -> Catalog: + return load_catalog( + "local", + **{ + "type": "rest", + "uri": "http://localhost:8181";, + "s3.endpoint": "http://localhost:9000";, + "s3.access-key-id": "admin", + "s3.secret-access-key": "password", + }, + ) + + +TEST_DATA_WITH_NULL = { + 'bool': [False, None, True], + 'string': ['a', None, 'z'], + # Go over the 16 bytes to kick in truncation + 'string_long': ['a' * 22, None, 'z' * 22], + 'int': [1, None, 9], + 'long': [1, None, 9], + 'float': [0.0, None, 0.9], + 'double': [0.0, None, 0.9], + 'timestamp': [datetime(2023, 1, 1, 19, 25, 00), None, datetime(2023, 3, 1, 19, 25, 00)], + 'timestamptz': [datetime(2023, 1, 1, 19, 25, 00), None, datetime(2023, 3, 1, 19, 25, 00)], + 'date': [date(2023, 1, 1), None, date(2023, 3, 1)], + # Not supported by Spark + # 'time': [time(1, 22, 0), None, time(19, 25, 0)], + # Not natively supported by Arrow + # 'uuid': [uuid.UUID('00000000-0000-0000-0000-000000000000').bytes, None, uuid.UUID('11111111-1111-1111-1111-111111111111').bytes], + 'binary': [b'\01', None, b'\22'], + 'fixed': [ + uuid.UUID('00000000-0000-0000-0000-000000000000').bytes, + None, + uuid.UUID('11111111-1111-1111-1111-111111111111').bytes, + ], +} + +TABLE_SCHEMA = Schema( + NestedField(field_id=1, name="bool", field_type=BooleanType(), required=False), + NestedField(field_id=2, name="string", field_type=StringType(), required=False), + NestedField(field_id=3, name="string_long", field_type=StringType(), required=False), + NestedField(field_id=4, name="int", field_type=IntegerType(), required=False), + NestedField(field_id=5, name="long", field_type=LongType(), required=False), + NestedField(field_id=6, name="float", field_type=FloatType(), required=False), + NestedField(field_id=7, name="double", field_type=DoubleType(), required=False), + NestedField(field_id=8, name="timestamp", field_type=TimestampType(), required=False), + NestedField(field_id=9, name="timestamptz", field_type=TimestamptzType(), required=False), + NestedField(field_id=10, name="date", field_type=DateType(), required=False), + # NestedField(field_id=11, name="time", field_type=TimeType(), required=False), + # NestedField(field_id=12, name="uuid", field_type=UuidType(), required=False), + NestedField(field_id=12, name="binary", field_type=BinaryType(), required=False), + NestedField(field_id=13, name="fixed", field_type=FixedType(16), required=False), +) + + +@pytest.fixture(scope="session") +def session_catalog() -> Catalog: + return load_catalog( + "local", + **{ + "type": "rest", + "uri": "http://localhost:8181";, + "s3.endpoint": "http://localhost:9000";, + "s3.access-key-id": "admin", + "s3.secret-access-key": "password", + }, + ) + + +@pytest.fixture(scope="session") +def arrow_table_with_null() -> pa.Table: + """PyArrow table with all kinds of columns""" + pa_schema = pa.schema( + [ + ("bool", pa.bool_()), + ("string", pa.string()), + ("string_long", pa.string()), + ("int", pa.int32()), + ("long", pa.int64()), + ("float", pa.float32()), + ("double", pa.float64()), + ("timestamp", pa.timestamp(unit="us")), + ("timestamptz", pa.timestamp(unit="us", tz="UTC")), + ("date", pa.date32()), + # Not supported by Spark + # ("time", pa.time64("us")), + # Not natively supported by Arrow + # ("uuid", pa.fixed(16)), + ("binary", pa.binary()), + ("fixed", pa.binary(16)), + ] + ) + return pa.Table.from_pydict(TEST_DATA_WITH_NULL, schema=pa_schema) + + +@pytest.fixture(scope="session", autouse=True) +def table_v1_with_null(session_catalog: Catalog, arrow_table_with_null: pa.Table) -> None: + identifier = "default.arrow_table_v1_with_null" + + try: + session_catalog.drop_table(identifier=identifier) + except NoSuchTableError: + pass + + tbl = session_catalog.create_table(identifier=identifier, schema=TABLE_SCHEMA, properties={'format-version': '1'}) + tbl.append(arrow_table_with_null) + + assert tbl.format_version == 1, f"Expected v1, got: v{tbl.format_version}" + + +@pytest.fixture(scope="session", autouse=True) +def table_v1_appended_with_null(session_catalog: Catalog, arrow_table_with_null: pa.Table) -> None: + identifier = "default.arrow_table_v1_appended_with_null" + + try: + session_catalog.drop_table(identifier=identifier) + except NoSuchTableError: + pass + + tbl = session_catalog.create_table(identifier=identifier, schema=TABLE_SCHEMA, properties={'format-version': '1'}) + + for _ in range(2): + tbl.append(arrow_table_with_null) + + assert tbl.format_version == 1, f"Expected v1, got: v{tbl.format_version}" + + +@pytest.fixture(scope="session", autouse=True) +def table_v2_with_null(session_catalog: Catalog, arrow_table_with_null: pa.Table) -> None: + identifier = "default.arrow_table_v2_with_null" + + try: + session_catalog.drop_table(identifier=identifier) + except NoSuchTableError: + pass + + tbl = session_catalog.create_table(identifier=identifier, schema=TABLE_SCHEMA, properties={'format-version': '2'}) + tbl.append(arrow_table_with_null) + + assert tbl.format_version == 2, f"Expected v2, got: v{tbl.format_version}" + + +@pytest.fixture(scope="session", autouse=True) +def table_v2_appended_with_null(session_catalog: Catalog, arrow_table_with_null: pa.Table) -> None: + identifier = "default.arrow_table_v2_appended_with_null" + + try: + session_catalog.drop_table(identifier=identifier) + except NoSuchTableError: + pass + + tbl = session_catalog.create_table(identifier=identifier, schema=TABLE_SCHEMA, properties={'format-version': '2'}) + + for _ in range(2): + tbl.append(arrow_table_with_null) + + assert tbl.format_version == 2, f"Expected v2, got: v{tbl.format_version}" + + +@pytest.fixture(scope="session", autouse=True) +def table_v1_v2_appended_with_null(session_catalog: Catalog, arrow_table_with_null: pa.Table) -> None: + identifier = "default.arrow_table_v1_v2_appended_with_null" + + try: + session_catalog.drop_table(identifier=identifier) + except NoSuchTableError: + pass + + tbl = session_catalog.create_table(identifier=identifier, schema=TABLE_SCHEMA, properties={'format-version': '1'}) + tbl.append(arrow_table_with_null) + + assert tbl.format_version == 1, f"Expected v1, got: v{tbl.format_version}" + + with tbl.transaction() as tx: + tx.upgrade_table_version(format_version=2) + + tbl.append(arrow_table_with_null) + + assert tbl.format_version == 2, f"Expected v2, got: v{tbl.format_version}" + + +@pytest.fixture(scope="session") +def spark() -> SparkSession: + import os + + os.environ[ + "PYSPARK_SUBMIT_ARGS" + ] = "--packages org.apache.iceberg:iceberg-spark-runtime-3.4_2.12:1.4.0,org.apache.iceberg:iceberg-aws-bundle:1.4.0 pyspark-shell" + os.environ["AWS_REGION"] = "us-east-1" + os.environ["AWS_ACCESS_KEY_ID"] = "admin" + os.environ["AWS_SECRET_ACCESS_KEY"] = "password" + + spark = ( + SparkSession.builder.appName("PyIceberg integration test") + .config("spark.sql.extensions", "org.apache.iceberg.spark.extensions.IcebergSparkSessionExtensions") + .config("spark.sql.catalog.integration", "org.apache.iceberg.spark.SparkCatalog") + .config("spark.sql.catalog.integration.catalog-impl", "org.apache.iceberg.rest.RESTCatalog") + .config("spark.sql.catalog.integration.uri", "http://localhost:8181";) + .config("spark.sql.catalog.integration.io-impl", "org.apache.iceberg.aws.s3.S3FileIO") + .config("spark.sql.catalog.integration.warehouse", "s3://warehouse/wh/") + .config("spark.sql.catalog.integration.s3.endpoint", "http://localhost:9000";) + .config("spark.sql.catalog.integration.s3.path-style-access", "true") + .config("spark.sql.defaultCatalog", "integration") + .getOrCreate() + ) + + return spark + + +@pytest.mark.integration +@pytest.mark.parametrize("format_version", [1, 2]) +def test_query_count(spark: SparkSession, format_version: int) -> None: + df = spark.table(f"default.arrow_table_v{format_version}_with_null") + assert df.count() == 3, "Expected 3 rows" + + +@pytest.mark.integration +@pytest.mark.parametrize("col", TEST_DATA_WITH_NULL.keys()) +@pytest.mark.parametrize("format_version", [1, 2]) +def test_query_filter_null(spark: SparkSession, col: str, format_version: int) -> None: + identifier = f"default.arrow_table_v{format_version}_with_null" + df = spark.table(identifier) + assert df.where(f"{col} is null").count() == 1, f"Expected 1 row for {col}" + assert df.where(f"{col} is not null").count() == 2, f"Expected 2 rows for {col}" + + +@pytest.mark.integration +@pytest.mark.parametrize("col", TEST_DATA_WITH_NULL.keys()) +@pytest.mark.parametrize("format_version", [1, 2]) +def test_query_filter_appended_null(spark: SparkSession, col: str, format_version: int) -> None: + identifier = f"default.arrow_table_v{format_version}_appended_with_null" + df = spark.table(identifier) + assert df.where(f"{col} is null").count() == 2, f"Expected 1 row for {col}" + assert df.where(f"{col} is not null").count() == 4, f"Expected 2 rows for {col}" + + +@pytest.mark.integration +@pytest.mark.parametrize("col", TEST_DATA_WITH_NULL.keys()) +def test_query_filter_v1_v2_append_null(spark: SparkSession, col: str) -> None: + identifier = "default.arrow_table_v1_v2_appended_with_null" + df = spark.table(identifier) + assert df.where(f"{col} is null").count() == 2, f"Expected 1 row for {col}" + assert df.where(f"{col} is not null").count() == 4, f"Expected 2 rows for {col}" + + +@pytest.mark.integration +def test_summaries(spark: SparkSession, session_catalog: Catalog, arrow_table_with_null: pa.Table) -> None: + identifier = "default.arrow_table_summaries" + + try: + session_catalog.drop_table(identifier=identifier) + except NoSuchTableError: + pass + tbl = session_catalog.create_table(identifier=identifier, schema=TABLE_SCHEMA, properties={'format-version': '1'}) + + tbl.append(arrow_table_with_null) + tbl.append(arrow_table_with_null) + tbl.overwrite(arrow_table_with_null) + + rows = spark.sql( + f""" + SELECT operation, summary + FROM {identifier}.snapshots + ORDER BY committed_at ASC + """ + ).collect() + + operations = [row.operation for row in rows] + assert operations == ['append', 'append', 'overwrite'] + + summaries = [row.summary for row in rows] + + assert summaries[0] == { + 'added-data-files': '1', + 'added-files-size': '5283', + 'added-records': '3', + 'total-data-files': '1', + 'total-delete-files': '0', + 'total-equality-deletes': '0', + 'total-files-size': '5283', + 'total-position-deletes': '0', + 'total-records': '3', + } + + assert summaries[1] == { + 'added-data-files': '1', + 'added-files-size': '5283', + 'added-records': '3', + 'total-data-files': '2', + 'total-delete-files': '0', + 'total-equality-deletes': '0', + 'total-files-size': '10566', + 'total-position-deletes': '0', + 'total-records': '6', + } + + assert summaries[2] == { + 'added-data-files': '1', + 'added-files-size': '5283', + 'added-records': '3', + 'deleted-data-files': '2', + 'deleted-records': '6', + 'removed-delete-files': '0', + 'removed-equality-deletes': '0', Review Comment: This aint right, let me double-check this tomorrow morning -- This is an automated message from the Apache Git Service. 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