ci: use conda for Windows, pip+openfst for macOS, pip for Linux

Author: pengzhendong

.github/workflows/unittest.yml

@@ -15,19 +15,47 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [windows-latest]
-        python-version: [3.9]
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        python-version: ['3.9']
     steps:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - name: Set up Python ${{ matrix.python-version }}
+      - name: Set up Python ${{ matrix.python-version }} (non-Windows)
+        if: runner.os != 'Windows'
         uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Install dependencies
+      - name: Install openfst (macOS)
+        if: runner.os == 'macOS'
+        run: |
+          brew install openfst
+          echo "CPLUS_INCLUDE_PATH=/opt/homebrew/include:$CPLUS_INCLUDE_PATH" >> $GITHUB_ENV
+          echo "LIBRARY_PATH=/opt/homebrew/lib:$LIBRARY_PATH" >> $GITHUB_ENV
+      - name: Install dependencies (non-Windows)
+        if: runner.os != 'Windows'
         run: |
           python -m pip install --upgrade pip
           pip install .[test]
+      - name: Set up Conda (Windows)
+        if: runner.os == 'Windows'
+        uses: conda-incubator/setup-miniconda@v3
+        with:
+          python-version: ${{ matrix.python-version }}
+          activate-environment: test
+      - name: Install dependencies (Windows)
+        if: runner.os == 'Windows'
+        shell: bash -el {0}
+        run: |
+          conda install -c conda-forge pynini
+          python -m pip install --upgrade pip
+          pip install .[test] --no-deps
+          pip install flake8 pytest importlib_resources
+      - name: Lint with flake8
+        shell: bash -el {0}
+        run: |
+          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
       - name: Test with pytest
+        shell: bash -el {0}
         run: pytest