Add pytest-xdist to execute tests in parallel on CI ; Update workflow

Author: mpangrazzi

.github/workflows/opensearch.yml

@@ -55,8 +55,8 @@ jobs:
         if: matrix.python-version == '3.10' && runner.os == 'Linux'
         run: hatch run docs
 
-      - name: Run tests
-        run: hatch run test:cov-retry
+      - name: Run tests in parallel
+        run: hatch run test:cov-retry -n 4  # GA runner has 4 cores
 
       - name: Run unit tests with lowest direct dependencies
         run: |

integrations/opensearch/pyproject.toml

@@ -58,6 +58,7 @@ dependencies = [
     "pytest-asyncio",
     "pytest-cov",
     "pytest-rerunfailures",
+    "pytest-xdist",
     "mypy",
     "pip",
     "boto3",
@@ -164,4 +165,3 @@ exclude_lines = ["no cov", "if __name__ == .__main__.:", "if TYPE_CHECKING:"]
 minversion = "6.0"
 markers = ["unit: unit tests", "integration: integration tests"]
 asyncio_mode = "auto"
-