We can now do a full circle: dump an sstable to json, generate an sstable from it, then dump again and compare to the original json. Expand the existing simple_no_clustering_table and simple_clustering_table schema/data to improve coverage of things like TTL, tombstones and static rows.
262 lines
9.7 KiB
Python
262 lines
9.7 KiB
Python
# Copyright 2022-present ScyllaDB
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#
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# SPDX-License-Identifier: AGPL-3.0-or-later
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#############################################################################
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# Tests for the tools hosted by scylla
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#############################################################################
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import contextlib
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import glob
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import json
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import nodetool
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import os
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import pytest
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import subprocess
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import tempfile
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import random
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import util
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# To run the Scylla tools, we need to run Scylla executable itself, so we
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# need to find the path of the executable that was used to run Scylla for
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# this test. We do this by trying to find a local process which is listening
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# to the address and port to which our our CQL connection is connected.
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# If such a process exists, we verify that it is Scylla, and return the
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# executable's path. If we can't find the Scylla executable we use
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# pytest.skip() to skip tests relying on this executable.
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@pytest.fixture(scope="module")
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def scylla_path(cql):
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pid = util.local_process_id(cql)
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if not pid:
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pytest.skip("Can't find local Scylla process")
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# Now that we know the process id, use /proc to find the executable.
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try:
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path = os.readlink(f'/proc/{pid}/exe')
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except:
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pytest.skip("Can't find local Scylla executable")
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# Confirm that this executable is a real tool-providing Scylla by trying
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# to run it with the "--list-tools" option
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try:
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subprocess.check_output([path, '--list-tools'])
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except:
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pytest.skip("Local server isn't Scylla")
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return path
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# A fixture for finding Scylla's data directory. We get it using the CQL
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# interface to Scylla's configuration. Note that if the server is remote,
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# the directory retrieved this way may be irrelevant, whether or not it
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# exists on the local machine... However, if the same test that uses this
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# fixture also uses the scylla_path fixture, the test will anyway be skipped
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# if the running Scylla is not on the local machine local.
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@pytest.fixture(scope="module")
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def scylla_data_dir(cql):
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try:
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dir = json.loads(cql.execute("SELECT value FROM system.config WHERE name = 'data_file_directories'").one().value)[0]
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return dir
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except:
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pytest.skip("Can't find Scylla sstable directory")
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def simple_no_clustering_table(cql, keyspace):
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table = util.unique_name()
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schema = f"CREATE TABLE {keyspace}.{table} (pk int PRIMARY KEY, v int) WITH compaction = {{'class': 'NullCompactionStrategy'}}"
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cql.execute(schema)
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for pk in range(0, 10):
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x = random.randrange(0, 4)
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if x == 0:
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# partition tombstone
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cql.execute(f"DELETE FROM {keyspace}.{table} WHERE pk = {pk}")
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else:
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# live row
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cql.execute(f"INSERT INTO {keyspace}.{table} (pk, v) VALUES ({pk}, 0)")
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if pk == 5:
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nodetool.flush(cql, f"{keyspace}.{table}")
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nodetool.flush(cql, f"{keyspace}.{table}")
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return table, schema
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def simple_clustering_table(cql, keyspace):
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table = util.unique_name()
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schema = f"CREATE TABLE {keyspace}.{table} (pk int, ck int, v int, s int STATIC, PRIMARY KEY (pk, ck)) WITH compaction = {{'class': 'NullCompactionStrategy'}}"
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cql.execute(schema)
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for pk in range(0, 10):
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for ck in range(0, 10):
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x = random.randrange(0, 8)
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if x == 0:
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# ttl
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cql.execute(f"INSERT INTO {keyspace}.{table} (pk, ck, v) VALUES ({pk}, {ck}, 0) USING TTL 6000")
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elif x == 1:
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# row tombstone
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cql.execute(f"DELETE FROM {keyspace}.{table} WHERE pk = {pk} AND ck = {ck}")
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elif x == 2:
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# cell tombstone
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cql.execute(f"DELETE v FROM {keyspace}.{table} WHERE pk = {pk} AND ck = {ck}")
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elif x == 3:
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# range tombstone
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l = ck * 10
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u = ck * 11
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cql.execute(f"DELETE FROM {keyspace}.{table} WHERE pk = {pk} AND ck > {l} AND ck < {u}")
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else:
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# live row
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cql.execute(f"INSERT INTO {keyspace}.{table} (pk, ck, v) VALUES ({pk}, {ck}, 0)")
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if pk == 5:
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cql.execute(f"UPDATE {keyspace}.{table} SET s = 10 WHERE pk = {pk}")
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nodetool.flush(cql, f"{keyspace}.{table}")
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nodetool.flush(cql, f"{keyspace}.{table}")
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return table, schema
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def clustering_table_with_collection(cql, keyspace):
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table = util.unique_name()
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schema = f"CREATE TABLE {keyspace}.{table} (pk int, ck int, v map<int, text>, PRIMARY KEY (pk, ck)) WITH compaction = {{'class': 'NullCompactionStrategy'}}"
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cql.execute(schema)
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for pk in range(0, 10):
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for ck in range(0, 10):
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map_vals = {f"{p}: '{c}'" for p in range(0, pk) for c in range(0, ck)}
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map_str = ", ".join(map_vals)
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cql.execute(f"INSERT INTO {keyspace}.{table} (pk, ck, v) VALUES ({pk}, {ck}, {{{map_str}}})")
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if pk == 5:
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nodetool.flush(cql, f"{keyspace}.{table}")
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nodetool.flush(cql, f"{keyspace}.{table}")
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return table, schema
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def clustering_table_with_udt(cql, keyspace):
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table = util.unique_name()
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create_type_schema = f"CREATE TYPE IF NOT EXISTS {keyspace}.type1 (f1 int, f2 text)"
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create_table_schema = f" CREATE TABLE {keyspace}.{table} (pk int, ck int, v type1, PRIMARY KEY (pk, ck)) WITH compaction = {{'class': 'NullCompactionStrategy'}}"
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cql.execute(create_type_schema)
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cql.execute(create_table_schema)
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for pk in range(0, 10):
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for ck in range(0, 10):
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cql.execute(f"INSERT INTO {keyspace}.{table} (pk, ck, v) VALUES ({pk}, {ck}, {{f1: 100, f2: 'asd'}})")
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if pk == 5:
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nodetool.flush(cql, f"{keyspace}.{table}")
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nodetool.flush(cql, f"{keyspace}.{table}")
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return table, "; ".join((create_type_schema, create_table_schema))
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def table_with_counters(cql, keyspace):
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table = util.unique_name()
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schema = f"CREATE TABLE {keyspace}.{table} (pk int PRIMARY KEY, v counter) WITH compaction = {{'class': 'NullCompactionStrategy'}}"
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cql.execute(schema)
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for pk in range(0, 10):
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for c in range(0, 4):
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cql.execute(f"UPDATE {keyspace}.{table} SET v = v + 1 WHERE pk = {pk};")
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if pk == 5:
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nodetool.flush(cql, f"{keyspace}.{table}")
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nodetool.flush(cql, f"{keyspace}.{table}")
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return table, schema
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@contextlib.contextmanager
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def scylla_sstable(table_factory, cql, ks, data_dir):
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table, schema = table_factory(cql, ks)
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schema_file = os.path.join(data_dir, "..", "test_tools_schema.cql")
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with open(schema_file, "w") as f:
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f.write(schema)
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sstables = glob.glob(os.path.join(data_dir, ks, table + '-*', '*-Data.db'))
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try:
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yield (schema_file, sstables)
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finally:
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cql.execute(f"DROP TABLE {ks}.{table}")
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os.unlink(schema_file)
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def one_sstable(sstables):
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assert len(sstables) > 1
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return [sstables[0]]
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def all_sstables(sstables):
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assert len(sstables) > 1
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return sstables
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@pytest.mark.parametrize("what", ["index", "compression-info", "summary", "statistics", "scylla-metadata"])
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@pytest.mark.parametrize("which_sstables", [one_sstable, all_sstables])
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def test_scylla_sstable_dump_component(cql, test_keyspace, scylla_path, scylla_data_dir, what, which_sstables):
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with scylla_sstable(simple_clustering_table, cql, test_keyspace, scylla_data_dir) as (schema_file, sstables):
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out = subprocess.check_output([scylla_path, "sstable", f"dump-{what}", "--schema-file", schema_file] + which_sstables(sstables))
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print(out)
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assert out
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assert json.loads(out)
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@pytest.mark.parametrize("table_factory", [
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simple_no_clustering_table,
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simple_clustering_table,
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clustering_table_with_collection,
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clustering_table_with_udt,
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table_with_counters,
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])
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@pytest.mark.parametrize("merge", [True, False])
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@pytest.mark.parametrize("output_format", ["text", "json"])
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def test_scylla_sstable_dump_data(cql, test_keyspace, scylla_path, scylla_data_dir, table_factory, merge, output_format):
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with scylla_sstable(simple_clustering_table, cql, test_keyspace, scylla_data_dir) as (schema_file, sstables):
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args = [scylla_path, "sstable", "dump-data", "--schema-file", schema_file, "--output-format", output_format]
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if merge:
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args.append("--merge")
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out = subprocess.check_output(args + sstables)
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print(out)
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assert out
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if output_format == "json":
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assert json.loads(out)
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@pytest.mark.parametrize("table_factory", [
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simple_no_clustering_table,
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simple_clustering_table,
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])
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def test_scylla_sstable_write(cql, test_keyspace, scylla_path, scylla_data_dir, table_factory):
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with scylla_sstable(table_factory, cql, test_keyspace, scylla_data_dir) as (schema_file, sstables):
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with tempfile.TemporaryDirectory() as tmp_dir:
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dump_common_args = [scylla_path, "sstable", "dump-data", "--schema-file", schema_file, "--output-format", "json", "--merge"]
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generation = util.unique_key_int()
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original_out = subprocess.check_output(dump_common_args + sstables)
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original_json = json.loads(original_out)["sstables"]["anonymous"]
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input_file = os.path.join(tmp_dir, 'input.json')
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with open(input_file, 'w') as f:
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json.dump(original_json, f)
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subprocess.check_call([scylla_path, "sstable", "write", "--schema-file", schema_file, "--input-file", input_file, "--output-dir", tmp_dir, "--generation", str(generation), '--logger-log-level', 'scylla-sstable=trace'])
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sstable_file = os.path.join(tmp_dir, f"me-{generation}-big-Data.db")
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actual_out = subprocess.check_output(dump_common_args + [sstable_file])
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actual_json = json.loads(actual_out)["sstables"]["anonymous"]
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assert actual_json == original_json
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