Use serial ESMF in xESMF data tests #196

	# SPDX-FileCopyrightText: 2026 Samudra Authors
	#
	# SPDX-License-Identifier: Apache-2.0

	name: Data Tests (with xESMF)

	on:
	push:
	branches:
	- "main"
	pull_request:
	branches:
	- "**"

	jobs:
	build:
	defaults:
	run:
	shell: bash -l {0}
	strategy:
	fail-fast: false
	matrix:
	os: ["ubuntu-latest"]
	python-version: ["3.10", "3.11", "3.12", "3.13"]
	runs-on: ${{ matrix.os }}
	steps:
	- name: 🫙 Checkout code
	uses: actions/checkout@v4
	with:
	fetch-depth: 0 # checkout tags (which is not done by default)
	- name: 🔁 Create mamba environment
	uses: mamba-org/setup-micromamba@v1
	with:
	environment-name: ci
	cache-downloads: true
	micromamba-version: 'latest'
	create-args: >-
	python=${{ matrix.python-version }} xesmf esmf==nompi_
	- name: 🌈 Install ocean_preprocessing package
	shell: bash -l {0}
	run: \|
	python -m pip install -e "./data[test]"
	- name: 🔎 Check current version
	run: python -c "import ocean_preprocessing; print(ocean_preprocessing.__version__)"
	- name: 🏄‍♂️ Run Tests
	shell: bash -l {0}
	run: \|
	cd data
	pytest tests -v --durations=20 --durations-min=1.0
	# for now I am running all tests again. We could only cover the preprocessing here to save time.

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