tests.yml

name: Tests

# master and the dev-* release branches test against the TA-Lib C release the
# wheels are built from. dev tracks TA-Lib C's dev branch, in tests-dev.yml.
on:
  push:
    branches: [ master, 'dev-*' ]
  pull_request:
    branches: [ master, 'dev-*' ]

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: ["3.11", "3.12", "3.13", "3.14", "3.14t", "3.15", "3.15t"]
    steps:
    - uses: actions/checkout@v3

    - name: TA-Lib C version
      id: talib_c
      run: |
        set -euo pipefail
        V=$(sed -n "s/^TALIB_C_VERSION = '\(.*\)'$/\1/p" setup.py)
        [ -n "$V" ] || { echo "::error::no TALIB_C_VERSION in setup.py"; exit 1; }
        echo "version=$V" >> "$GITHUB_OUTPUT"

    - name: Set up TA-Lib
      uses: TA-Lib/setup-ta-lib@v1
      with:
        version: ${{ steps.talib_c.outputs.version }}

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v6
      with:
        python-version: ${{ matrix.python-version }}
        allow-prereleases: true

    - name: Install dependencies
      run: |
        pip install --upgrade pip wheel setuptools
        if [[ "${{ matrix.python-version }}" == *t ]]; then
          # Polars has no free-threaded wheels; exercise NumPy and pandas here.
          pip install -r requirements.txt pytest pandas
        else
          pip install -r requirements_test.txt
        fi
        pip install flake8

    - name: Build cython modules in-place
      env:
        TA_INCLUDE_PATH: /usr/include
        TA_LIBRARY_PATH: /usr/lib
      run: |
        python setup.py build_ext --inplace
        ldd talib/_ta_lib*.so | grep -E 'libta-lib\.so[^ ]* => /'

    - name: Lint with flake8
      run: |
        # stop the build if there are Python syntax errors or undefined names
        flake8 talib --count --select=E9,F63,F7,F82 --show-source --statistics
        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
        #flake8 talib --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics

    - name: Test with pytest
      run: |
        PYTHONPATH=. pytest