Tests refactor pytest (#129)

* refactors tests
* add some test cases
* change test infrastructure
* add algorithm runs to test

.github/workflows/test_plugin.yaml

@@ -15,6 +15,7 @@ env:
   TESTS_RUN_FUNCTION: processing_r.test_suite.test_package
   # Docker settings
   DOCKER_IMAGE: qgis/qgis
+  PYTHON_SETUP: "PYTHONPATH=/usr/share/qgis/python/:/usr/share/qgis/python/plugins:/usr/lib/python3/dist-packages/qgis:/usr/share/qgis/python/qgis:/tests_directory"
 
 
 jobs:
@@ -25,28 +26,38 @@ jobs:
 
     strategy:
       matrix:
-        docker_tags: [release-3_28, release-3_30, release-3_34, latest]
+        docker_tags: [release-3_28, release-3_30, release-3_32, release-3_34, latest]
 
     steps:
 
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Docker pull and create qgis-testing-environment
+      - name: Docker pull and create qgis-test-env
         run: |
           docker pull "$DOCKER_IMAGE":${{ matrix.docker_tags }}
-          docker run -d --name qgis-testing-environment -v "$GITHUB_WORKSPACE":/tests_directory -e DISPLAY=:99 "$DOCKER_IMAGE":${{ matrix.docker_tags }}
+          docker run -d --name qgis-test-env -v "$GITHUB_WORKSPACE":/tests_directory -e DISPLAY=:99 "$DOCKER_IMAGE":${{ matrix.docker_tags }}
 
-      - name: Docker set up QGIS
+      - name: Docker set up
         run: |
-          docker exec qgis-testing-environment sh -c "qgis_setup.sh $PLUGIN_NAME"
-          docker exec qgis-testing-environment sh -c "rm -f /root/.local/share/QGIS/QGIS3/profiles/default/python/plugins/$PLUGIN_NAME"
-          docker exec qgis-testing-environment sh -c "ln -s /tests_directory/$PLUGIN_NAME /root/.local/share/QGIS/QGIS3/profiles/default/python/plugins/$PLUGIN_NAME"
-          docker exec qgis-testing-environment sh -c "pip3 install -r /tests_directory/REQUIREMENTS_TESTING.txt"
-          docker exec qgis-testing-environment sh -c "apt-get update"
-          docker exec qgis-testing-environment sh -c "apt-get install -y r-base"
+          docker exec qgis-test-env sh -c "pip3 install -r /tests_directory/REQUIREMENTS_TESTING.txt"
+          docker exec qgis-test-env sh -c "apt-get update"
+          docker exec qgis-test-env sh -c "apt-get install -y --no-install-recommends wget ca-certificates gnupg"
+      
+      - name: Add Keys and Sources for R and binary packages
+        run: |
+          docker exec qgis-test-env sh -c "wget -q -O- https://cloud.r-project.org/bin/linux/ubuntu/marutter_pubkey.asc | tee -a /etc/apt/trusted.gpg.d/cran_ubuntu_key.asc"
+          docker exec qgis-test-env sh -c "echo \"deb [arch=amd64] https://cloud.r-project.org/bin/linux/ubuntu jammy-cran40/\" > /etc/apt/sources.list.d/cran_r.list"
+          docker exec qgis-test-env sh -c "apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 67C2D66C4B1D4339 51716619E084DAB9"
+          docker exec qgis-test-env sh -c "wget -q -O- https://eddelbuettel.github.io/r2u/assets/dirk_eddelbuettel_key.asc | tee -a /etc/apt/trusted.gpg.d/cranapt_key.asc"
+          docker exec qgis-test-env sh -c "echo \"deb [arch=amd64] https://r2u.stat.illinois.edu/ubuntu jammy main\" > /etc/apt/sources.list.d/cranapt.list"
+      
+      - name: Install R and necessary packages
+        run: |
+           docker exec qgis-test-env sh -c "apt update -qq"
+           docker exec qgis-test-env sh -c "apt-get install -y r-base r-cran-sf r-cran-raster"
 
       - name: Docker run plugin tests
         run: |
-          docker exec qgis-testing-environment sh -c "qgis_testrunner.sh $TESTS_RUN_FUNCTION"
-
+          docker exec qgis-test-env sh -c "$PYTHON_SETUP && cd tests_directory && pytest"
+          

REQUIREMENTS_TESTING.txt

@@ -3,3 +3,6 @@ deepdiff
 mock
 flake8
 pep257
+pytest
+pytest-cov
+pytest-qgis

processing_r/processing/provider.py

@@ -30,16 +30,14 @@
 from processing_r.processing.actions.edit_script import EditScriptAction
 from processing_r.processing.algorithm import RAlgorithm
 from processing_r.processing.exceptions import InvalidScriptException
-from processing_r.processing.utils import RUtils
+from processing_r.processing.utils import RUtils, plugin_version
 
 
 class RAlgorithmProvider(QgsProcessingProvider):
     """
     Processing provider for executing R scripts
     """
 
-    VERSION = "3.0.0"
-
     def __init__(self):
         super().__init__()
         self.algs = []
@@ -141,9 +139,9 @@ def versionInfo(self):
         Provider plugin version
         """
         if not self.r_version:
-            return "QGIS R Provider version {}".format(self.VERSION)
+            return "QGIS R Provider version {}".format(plugin_version())
 
-        return "QGIS R Provider version {}, {}".format(self.VERSION, self.r_version)
+        return "QGIS R Provider version {}, {}".format(plugin_version(), self.r_version)
 
     def id(self):
         """

processing_r/processing/utils.py

@@ -16,7 +16,9 @@
 *                                                                         *
 ***************************************************************************
 """
+import configparser
 import os
+import pathlib
 import platform
 import re
 import subprocess
@@ -419,3 +421,23 @@ def log(message: str) -> None:
     Simple logging function, most for debuging.
     """
     QgsMessageLog.logMessage(message, "Processing R Plugin", Qgis.Info)
+
+
+def _read_metadata() -> configparser.ConfigParser:
+    """
+    Read metadata file.
+    """
+    path = pathlib.Path(__file__).parent / "metadata.txt"
+
+    config = configparser.ConfigParser()
+    config.read(path)
+
+    return config
+
+
+def plugin_version() -> str:
+    """
+    Get plugin version.
+    """
+    config = _read_metadata()
+    return config["general"]["version"]

processing_r/r_plugin.py

@@ -21,8 +21,6 @@
 
 from processing_r.processing.provider import RAlgorithmProvider
 
-VERSION = "3.1.0"
-
 
 class RProviderPlugin:
     """QGIS Plugin Implementation."""