fix: ignore undefined and null params on modifiers #43

	name: Tests

	on: [push, pull_request]

	jobs:
	test:
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	meteor: [1.12.2, 2.6.1, 2.7.3, 2.8.1, 2.12]
	redis-version: [4, 5, 6, 7]

	steps:
	- uses: actions/checkout@v3

	- name: Start Redis
	uses: supercharge/redis-github-action@1.5.0
	with:
	redis-version: ${{ matrix.redis-version }}

	- name: Setup Meteor
	uses: meteorengineer/setup-meteor@v1
	with:
	meteor-release: ${{ matrix.meteor }}
	- name: Setup tests
	run: \|
	meteor create --release ${{ matrix.meteor }} --bare test
	cd test
	meteor npm i --save puppeteer@1.18.1 simpl-schema chai
	- name: Test
	working-directory: ./test
	run: METEOR_PACKAGE_DIRS="../" TEST_BROWSER_DRIVER=puppeteer meteor test-packages --raw-logs --once --driver-package meteortesting:mocha ../

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