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Documentation and tests for db.is_mutable

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Simon Willison 2020-08-15 16:26:39 -07:00
commit af12f45c2b
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6
docs/internals.rst
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@ -480,6 +480,12 @@ The ``Database`` class also provides properties and methods for introspecting th
``db.mtime_ns`` - integer or None ``db.mtime_ns`` - integer or None
The last modification time of the database file in nanoseconds since the epoch. ``None`` for ``:memory:`` databases. The last modification time of the database file in nanoseconds since the epoch. ``None`` for ``:memory:`` databases.
``db.is_mutable`` - boolean
Is this database mutable, and allowed to accept writes?
``db.is_memory`` - boolean
Is this database an in-memory database?
``await db.table_exists(table)`` - boolean ``await db.table_exists(table)`` - boolean
Check if a table called ``table`` exists. Check if a table called ``table`` exists.

6
tests/test_internals_database.py
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@ -213,4 +213,10 @@ async def test_mtime_ns(db):
def test_mtime_ns_is_none_for_memory(app_client): def test_mtime_ns_is_none_for_memory(app_client):
memory_db = Database(app_client.ds, is_memory=True) memory_db = Database(app_client.ds, is_memory=True)
assert memory_db.is_memory is True
assert None is memory_db.mtime_ns assert None is memory_db.mtime_ns
def test_is_mutable(app_client):
assert Database(app_client.ds, is_memory=True, is_mutable=True).is_mutable is True
assert Database(app_client.ds, is_memory=True, is_mutable=False).is_mutable is False