github actions tests

Author: jpn--

.github/workflows/ci.yml

@@ -0,0 +1,85 @@
+name: Implementation Testing
+
+on:
+  push:
+    branches:
+      - '*'
+
+env:
+  CACHE_NUMBER: 0  # increase to reset cache manually
+
+jobs:
+  foundation:
+
+    strategy:
+      matrix:
+        python-version: ["3.10"]
+    defaults:
+      run:
+        shell: bash -l {0}
+    name: linux-64-py${{ matrix.python-version }}
+    runs-on: ubuntu-latest
+    steps:
+      # checkout the code in this repository
+      - uses: actions/checkout@v4
+        with:
+          path: 'activitysim-prototype-mtc'
+
+      # checkout the main branch of ActivitySim itself
+      - uses: actions/checkout@v4
+        with:
+          repository: 'ActivitySim/activitysim'
+          ref: main
+          path: 'activitysim'
+
+      - name: Setup Mambaforge
+        uses: conda-incubator/setup-miniconda@v3
+        with:
+            miniforge-variant: Mambaforge
+            miniforge-version: latest
+            activate-environment: asim-test
+            use-mamba: true
+            python-version: ${{ matrix.python-version }}
+
+      - name: Set cache date for year and month
+        run: echo "DATE=$(date +'%Y%m')" >> $GITHUB_ENV
+
+      - uses: actions/cache@v4
+        with:
+          path: /usr/share/miniconda3/envs/asim-test
+          key: linux-64-conda-${{ hashFiles('activitysim/conda-environments/github-actions-tests.yml') }}-${{ env.DATE }}-${{ env.CACHE_NUMBER }}
+        id: cache
+
+      - name: Update environment
+        run: |
+          mamba env update -n asim-test -f activitysim/conda-environments/github-actions-tests.yml
+          mamba install --yes \
+          	"psutil=5.9.5" \
+          	"pydantic=2.6.1" \
+          	"pypyr=5.8.0" \
+          	"pytables=3.6.1" \
+          	"pytest-cov" \
+          	"pytest-regressions=2.5.0" \
+          	"scikit-learn=1.2.2" \
+          	"sharrow>=2.6.0" \
+          	"simwrapper=1.8.5" \
+          	"xarray=2023.2.0" \
+          	"zarr=2.14.2" \
+          	"zstandard=0.21.0"
+        if: steps.cache.outputs.cache-hit != 'true'
+
+      - name: Install activitysim
+        # installing without dependencies is faster, we trust that all needed dependencies
+        # are in the conda environment defined above.  Also, this avoids pip getting
+        # confused and reinstalling tables (pytables).
+        run: |
+          python -m pip install -e ./activitysim --no-deps
+
+      - name: Conda checkup
+        run: |
+          mamba info -a
+          mamba list
+
+      - name: Test this implementation
+        run: |
+          python -m pytest activitysim-prototype-mtc/test