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import pytest
from django.core.exceptions import SuspiciousOperation
from django.db import connection, models
from django.test.utils import CaptureQueriesContext
from psqlextra.backend.schema import PostgresSchemaEditor
from .fake_model import delete_fake_model, get_fake_model
@pytest.fixture
def fake_model():
model = get_fake_model(
{
"name": models.TextField(),
}
)
yield model
delete_fake_model(model)
@pytest.fixture
def fake_model_non_concrete_field(fake_model):
model = get_fake_model(
{
"fk": models.ForeignKey(
fake_model, on_delete=models.CASCADE, related_name="fakes"
),
}
)
yield model
delete_fake_model(model)
def test_schema_editor_vacuum_not_in_transaction(fake_model):
schema_editor = PostgresSchemaEditor(connection)
with pytest.raises(SuspiciousOperation):
schema_editor.vacuum_table(fake_model._meta.db_table)
@pytest.mark.parametrize(
"kwargs,query",
[
(dict(), "VACUUM %s"),
(dict(full=True), "VACUUM (FULL) %s"),
(dict(analyze=True), "VACUUM (ANALYZE) %s"),
(dict(parallel=8), "VACUUM (PARALLEL 8) %s"),
(dict(analyze=True, verbose=True), "VACUUM (VERBOSE, ANALYZE) %s"),
(
dict(analyze=True, parallel=8, verbose=True),
"VACUUM (VERBOSE, ANALYZE, PARALLEL 8) %s",
),
(dict(freeze=True), "VACUUM (FREEZE) %s"),
(dict(verbose=True), "VACUUM (VERBOSE) %s"),
(dict(disable_page_skipping=True), "VACUUM (DISABLE_PAGE_SKIPPING) %s"),
(dict(skip_locked=True), "VACUUM (SKIP_LOCKED) %s"),
(dict(index_cleanup=True), "VACUUM (INDEX_CLEANUP) %s"),
(dict(truncate=True), "VACUUM (TRUNCATE) %s"),
],
)
@pytest.mark.django_db(transaction=True)
def test_schema_editor_vacuum_table(fake_model, kwargs, query):
schema_editor = PostgresSchemaEditor(connection)
with CaptureQueriesContext(connection) as ctx:
schema_editor.vacuum_table(fake_model._meta.db_table, **kwargs)
queries = [query["sql"] for query in ctx.captured_queries]
assert queries == [
query % connection.ops.quote_name(fake_model._meta.db_table)
]
@pytest.mark.django_db(transaction=True)
def test_schema_editor_vacuum_table_columns(fake_model):
schema_editor = PostgresSchemaEditor(connection)
with CaptureQueriesContext(connection) as ctx:
schema_editor.vacuum_table(
fake_model._meta.db_table, ["id", "name"], analyze=True
)
queries = [query["sql"] for query in ctx.captured_queries]
assert queries == [
'VACUUM (ANALYZE) %s ("id", "name")'
% connection.ops.quote_name(fake_model._meta.db_table)
]
@pytest.mark.django_db(transaction=True)
def test_schema_editor_vacuum_model(fake_model):
schema_editor = PostgresSchemaEditor(connection)
with CaptureQueriesContext(connection) as ctx:
schema_editor.vacuum_model(fake_model, analyze=True, parallel=8)
queries = [query["sql"] for query in ctx.captured_queries]
assert queries == [
"VACUUM (ANALYZE, PARALLEL 8) %s"
% connection.ops.quote_name(fake_model._meta.db_table)
]
@pytest.mark.django_db(transaction=True)
def test_schema_editor_vacuum_model_fields(fake_model):
schema_editor = PostgresSchemaEditor(connection)
with CaptureQueriesContext(connection) as ctx:
schema_editor.vacuum_model(
fake_model,
[fake_model._meta.get_field("name")],
analyze=True,
parallel=8,
)
queries = [query["sql"] for query in ctx.captured_queries]
assert queries == [
'VACUUM (ANALYZE, PARALLEL 8) %s ("name")'
% connection.ops.quote_name(fake_model._meta.db_table)
]
@pytest.mark.django_db(transaction=True)
def test_schema_editor_vacuum_model_non_concrete_fields(
fake_model, fake_model_non_concrete_field
):
schema_editor = PostgresSchemaEditor(connection)
with CaptureQueriesContext(connection) as ctx:
schema_editor.vacuum_model(
fake_model,
[fake_model._meta.get_field("fakes")],
analyze=True,
parallel=8,
)
queries = [query["sql"] for query in ctx.captured_queries]
assert queries == [
"VACUUM (ANALYZE, PARALLEL 8) %s"
% connection.ops.quote_name(fake_model._meta.db_table)
]
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