Support importing QGIS project (#28)

* Support importing QGIS project

* Fix setting of path prefix of QgsApplication

* Move import logic to test to avoid install

* Use pytest-qgis

* Set QT_QPA_PLATFORM=offscreen

* Run linter

---------

Co-authored-by: martinRenou <martin.renou@gmail.com>

.github/workflows/test.yml

@@ -0,0 +1,44 @@
+name: Test
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  test:
+    name: ${{ matrix.os }} python-${{ matrix.python-version }}
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest]
+        python-version: ['3.12']
+    defaults:
+      run:
+        shell: bash -l {0}
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Setup conda environment
+        uses: mamba-org/setup-micromamba@v1
+        with:
+          environment-file: environment-dev.yml
+          environment-name: jupytergis
+          create-args: python=${{ matrix.python-version }}
+
+      - name: Install test packages
+        run: pip install pytest pytest-qgis dirty-equals
+
+      - name: Run tests
+        run: QT_QPA_PLATFORM=offscreen pytest --color=yes -v python/jupytergis_core/tests

environment-dev.yml

@@ -0,0 +1,6 @@
+name: jupytergis
+channels:
+  - conda-forge
+dependencies:
+  - pip
+  - qgis