emmental/db/test_objects.py
Anna Schumaker 2f8e71fff7 db: Add objects for Tables and Rows
Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
2021-08-23 13:12:00 -04:00

77 lines
2.8 KiB
Python

# Copyright 2021 (c) Anna Schumaker.
import unittest
from gi.repository import GObject
from . import objects
class FakeCursor:
def __init__(self, lastrowid): self.lastrowid = lastrowid
def fetchone(self): return (self.lastrowid,) if self.lastrowid else None
class TestRow(unittest.TestCase):
def test_row(self):
row = objects.Row(1)
self.assertEqual(row.rowid, 1)
self.assertIsInstance(row, GObject.GObject)
self.assertEqual(int(row), 1)
self.assertEqual(row, objects.Row(1))
self.assertNotEqual(row, objects.Row(2))
with self.assertRaises(NotImplementedError):
row.do_get_column("test")
class FakeTable(objects.Table):
def do_create(self): self.create_called = True
def do_insert(self, insert, args): return FakeCursor(1)
def do_delete(self, obj): self.delete_called = True
def do_get(self, rowid): return FakeCursor(1)
def do_lookup(self, lookup, args):
return FakeCursor(1) if lookup == "lookup" else FakeCursor(None)
class TestTable(unittest.TestCase):
def on_row_inserted(self, table, row):
self.row_inserted = row
def on_row_deleted(self, table, row):
self.row_deleted = row
def test_table_errors(self):
with self.assertRaises(NotImplementedError):
table = objects.Table("table", objects.Row)
with self.assertRaises(NotImplementedError):
objects.Table.do_delete(None, objects.Row(1))
with self.assertRaises(NotImplementedError):
objects.Table.do_insert(None, "insert", "arguments")
with self.assertRaises(NotImplementedError):
objects.Table.do_get(None, 2)
with self.assertRaises(NotImplementedError):
objects.Table.do_lookup(None, "lookup", "arguments")
def test_table(self):
table = FakeTable("fake", objects.Row)
table.connect("row-inserted", self.on_row_inserted)
table.connect("row-deleted", self.on_row_deleted)
self.assertIsInstance(table, GObject.GObject)
self.assertEqual(table.table_name, "fake")
self.assertEqual(table.table_type, objects.Row)
self.assertTrue(table.create_called)
self.assertEqual(table.insert("insert", "arguments"), objects.Row(1))
self.assertEqual(self.row_inserted, objects.Row(1))
table.delete(objects.Row(1))
self.assertEqual(self.row_deleted, objects.Row(1))
self.assertTrue(table.delete_called)
self.assertEqual(table.get(1), objects.Row(1))
self.assertEqual(table[1], objects.Row(1))
self.assertEqual(table.lookup("lookup", "arguments"), objects.Row(1))
self.row_inserted = None
self.assertEqual(table.find("find", "arguments"), objects.Row(1))
self.assertEqual(self.row_inserted, objects.Row(1))