fix: update _field_should_be_indexed (#49) #216

	on:
	pull_request:
	push:
	branches:
	- main

	jobs:
	lint:
	name: lint
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install tox

	- name: Run lint
	run: \|
	tox -e lint

	tests:
	strategy:
	fail-fast: false
	matrix:
	python-version:
	- '3.8'
	- '3.9'
	- '3.10'
	- '3.11'
	django-version:
	- '4.2.4'
	tidb-version:
	- 'v7.1.1'
	- 'v6.5.3'
	- 'v5.4.3'
	- 'v4.0.15'
	exclude:
	# Django introduced the `debug_transaction` feature in version 4.2.x,
	# but it does not consider databases that do not support savepoints(TiDB < 6.2.0),
	# as a result, all `assertNumQueries` in test cases failed.
	# https://github.com/django/django/commit/798e38c2b9c46ab72e2ee8c33dc822f01b194b1e
	- django-version: '4.2.4'
	tidb-version: 'v4.0.15'
	- django-version: '4.2.4'
	tidb-version: 'v5.4.3'

	name: py${{ matrix.python-version }}_tidb${{ matrix.tidb-version }}_django${{ matrix.django-version }}
	runs-on: ubuntu-latest

	services:
	tidb:
	image: wangdi4zm/tind:${{ matrix.tidb-version }}-standalone
	ports:
	- 4000:4000

	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Setup Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install tox tox-gh-actions
	sudo apt-get update
	sudo apt-get install -y libmemcached-dev zlib1g-dev

	- name: Run tests
	run: tox
	env:
	DJANGO_VERSION: ${{ matrix.django-version }}

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