seitime-frappe/frappe/tests/test_db_update.py
Ankush Menat d27ea5e6da test: unique index on install and alter
There should always be 1 unique index.
2022-12-15 13:36:28 +05:30

168 lines
6 KiB
Python

import frappe
from frappe.core.doctype.doctype.test_doctype import new_doctype
from frappe.core.utils import find
from frappe.custom.doctype.property_setter.property_setter import make_property_setter
from frappe.tests.utils import FrappeTestCase
from frappe.utils import cstr
class TestDBUpdate(FrappeTestCase):
def test_db_update(self):
doctype = "User"
frappe.reload_doctype("User", force=True)
frappe.model.meta.trim_tables("User")
make_property_setter(doctype, "bio", "fieldtype", "Text", "Data")
make_property_setter(doctype, "middle_name", "fieldtype", "Data", "Text")
make_property_setter(doctype, "enabled", "default", "1", "Int")
frappe.db.updatedb(doctype)
field_defs = get_field_defs(doctype)
table_columns = frappe.db.get_table_columns_description(f"tab{doctype}")
self.assertEqual(len(field_defs), len(table_columns))
for field_def in field_defs:
fieldname = field_def.get("fieldname")
table_column = find(table_columns, lambda d: d.get("name") == fieldname)
fieldtype = get_fieldtype_from_def(field_def)
fallback_default = (
"0" if field_def.get("fieldtype") in frappe.model.numeric_fieldtypes else "NULL"
)
default = field_def.default if field_def.default is not None else fallback_default
self.assertEqual(fieldtype, table_column.type)
self.assertIn(cstr(table_column.default) or "NULL", [cstr(default), f"'{default}'"])
def test_index_and_unique_constraints(self):
doctype = "User"
frappe.reload_doctype("User", force=True)
frappe.model.meta.trim_tables("User")
make_property_setter(doctype, "middle_name", "unique", "1", "Check")
frappe.db.updatedb(doctype)
middle_name_in_table = get_table_column("User", "middle_name")
self.assertTrue(middle_name_in_table.unique)
make_property_setter(doctype, "middle_name", "unique", "0", "Check")
frappe.db.updatedb(doctype)
middle_name_in_table = get_table_column("User", "middle_name")
self.assertFalse(middle_name_in_table.unique)
make_property_setter(doctype, "middle_name", "search_index", "1", "Check")
frappe.db.updatedb(doctype)
middle_name_in_table = get_table_column("User", "middle_name")
self.assertTrue(middle_name_in_table.index)
make_property_setter(doctype, "middle_name", "search_index", "0", "Check")
frappe.db.updatedb(doctype)
middle_name_in_table = get_table_column("User", "middle_name")
self.assertFalse(middle_name_in_table.index)
make_property_setter(doctype, "middle_name", "search_index", "1", "Check")
make_property_setter(doctype, "middle_name", "unique", "1", "Check")
frappe.db.updatedb(doctype)
middle_name_in_table = get_table_column("User", "middle_name")
self.assertTrue(middle_name_in_table.index)
self.assertTrue(middle_name_in_table.unique)
make_property_setter(doctype, "middle_name", "search_index", "1", "Check")
make_property_setter(doctype, "middle_name", "unique", "0", "Check")
frappe.db.updatedb(doctype)
middle_name_in_table = get_table_column("User", "middle_name")
self.assertTrue(middle_name_in_table.index)
self.assertFalse(middle_name_in_table.unique)
make_property_setter(doctype, "middle_name", "search_index", "0", "Check")
make_property_setter(doctype, "middle_name", "unique", "1", "Check")
frappe.db.updatedb(doctype)
middle_name_in_table = get_table_column("User", "middle_name")
self.assertFalse(middle_name_in_table.index)
self.assertTrue(middle_name_in_table.unique)
# explicitly make a text index
frappe.db.add_index(doctype, ["email_signature(200)"])
frappe.db.updatedb(doctype)
email_sig_column = get_table_column("User", "email_signature")
self.assertEqual(email_sig_column.index, 1)
def check_unique_indexes(self, doctype: str, field: str):
indexes = frappe.db.sql(
f"""show index from `tab{doctype}` where column_name = '{field}' and Non_unique = 0""",
as_dict=1,
)
self.assertEqual(
len(indexes), 1, msg=f"There should be 1 index on {doctype}.{field}, found {indexes}"
)
def test_unique_index_on_install(self):
"""Only one unique index should be added"""
for dt in frappe.get_all("DocType", {"is_virtual": 0, "issingle": 0}, pluck="name"):
doctype = frappe.get_meta(dt)
fields = doctype.get("fields", filters={"unique": 1})
for field in fields:
with self.subTest(f"Checking index {doctype.name} - {field.fieldname}"):
self.check_unique_indexes(doctype.name, field.fieldname)
def test_unique_index_on_alter(self):
"""Only one unique index should be added"""
doctype = new_doctype(unique=1).insert()
field = "some_fieldname"
doctype.fields[0].length = 142
doctype.save()
doctype.delete()
self.check_unique_indexes(doctype.name, field)
def get_fieldtype_from_def(field_def):
fieldtuple = frappe.db.type_map.get(field_def.fieldtype, ("", 0))
fieldtype = fieldtuple[0]
if fieldtype in ("varchar", "datetime", "int"):
fieldtype += f"({field_def.length or fieldtuple[1]})"
return fieldtype
def get_field_defs(doctype):
meta = frappe.get_meta(doctype, cached=False)
field_defs = meta.get_fieldnames_with_value(True)
field_defs += get_other_fields_meta(meta)
return field_defs
def get_other_fields_meta(meta):
default_fields_map = {
"name": ("Data", 0),
"owner": ("Data", 0),
"modified_by": ("Data", 0),
"creation": ("Datetime", 0),
"modified": ("Datetime", 0),
"idx": ("Int", 8),
"docstatus": ("Check", 0),
}
optional_fields = frappe.db.OPTIONAL_COLUMNS
if meta.track_seen:
optional_fields.append("_seen")
child_table_fields_map = {}
if meta.istable:
child_table_fields_map.update({field: ("Data", 0) for field in frappe.db.CHILD_TABLE_COLUMNS})
optional_fields_map = {field: ("Text", 0) for field in optional_fields}
fields = dict(default_fields_map, **optional_fields_map, **child_table_fields_map)
field_map = [
frappe._dict({"fieldname": field, "fieldtype": _type, "length": _length})
for field, (_type, _length) in fields.items()
]
return field_map
def get_table_column(doctype, fieldname):
table_columns = frappe.db.get_table_columns_description(f"tab{doctype}")
return find(table_columns, lambda d: d.get("name") == fieldname)