test

Cache conda environment instead of just packages #11

	name: test

	on: [push]

	jobs:
	build-linux:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.7", "3.9", "3.12"]
	fail-fast: false
	defaults:
	run:
	# these makes it so all steps automatically have our conda environment activated
	shell: bash -el {0}

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	# only cache environments with the same date because otherwise we might be using out of date packages
	- name: Get Date
	id: get-date
	run: echo "today=$(/bin/date -u '+%Y%m%d')" >> $GITHUB_OUTPUT
	shell: bash

	- name: Cache conda environment
	id: cache
	uses: actions/cache@v4
	with:
	path: ${{ env.CONDA }}/envs
	key:
	${{ runner.os }}-conda-python${{ matrix.python-version }}-${{ steps.get-date.outputs.today }}-${{ hashFiles('environment.yml') }}

	- name: Set up Conda (Python ${{ matrix.python-version }})
	uses: conda-incubator/setup-miniconda@v3
	with:
	activate-environment: df3d
	auto-update-conda: true
	python-version: ${{ matrix.python-version }}
	use-only-tar-bz2: true

	- name: Update environment
	run: \|
	conda env update -n df3d -f environment.yml
	if: steps.cache.outputs.cache-hit != 'true'

	- name: Install ffmpeg
	run: \|
	sudo apt install ffmpeg -y

	- name: Conda info
	run: \|
	conda info
	conda list

	- name: Run Tests
	run: \|
	conda activate df3d
	python -m unittest

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