ci: run only one test in parallel

.circleci/config.yml

@@ -9,7 +9,7 @@ jobs:
       - image: redis:alpine
     environment:
       BASH_ENV: /root/.bashrc
-    parallelism: 4
+    parallelism: 2
     steps:
       - checkout
       - run:
@@ -58,35 +58,26 @@ jobs:
             mkdir -p reports/python
             source venv/bin/activate
 
-            # List of tests that must run serially (one per line for easier maintenance)
-            SERIAL_TESTS="
-            udata/tests/dataset/test_dataset_tasks.py
+            # List of tests to run in parallel (one per line)
+            PARALLEL_TESTS="
+            udata/harvest/tests/test_actions.py
             "
+            # Remove leading/trailing whitespace and convert to space-separated list
+            PARALLEL_TESTS_LIST=$(echo "$PARALLEL_TESTS" | tr -d '\n' | xargs)
 
             if [ "$CIRCLE_NODE_INDEX" = "0" ]; then
-              # First executor runs the non-parallel safe tests
-              echo "Running serial tests..."
-              SERIAL_TEST_FILES=$(echo "$SERIAL_TESTS" | tr -d '\n')
-              inv test --report --ci --paths "${SERIAL_TEST_FILES}"
-            fi
-
-            # Then run the rest of the tests split across executors
-            echo "Running parallel tests..."
-            # Fix: properly construct the find command with exclusions
-            EXCLUSIONS=""
-            while read -r test_file; do
-              if [ -n "$test_file" ]; then
-                EXCLUSIONS="$EXCLUSIONS ! -path $test_file"
-              fi
-            done <<< "$SERIAL_TESTS"
-
-            echo "Debug: Find command exclusions: $EXCLUSIONS"
-            TESTFILES=$(find udata/tests -name "test_*.py" $EXCLUSIONS | circleci tests split --split-by=timings)
-
-            if [ -n "$TESTFILES" ]; then
-              echo "Debug: Running parallel tests on node $CIRCLE_NODE_INDEX:"
-              echo "$TESTFILES"
-              inv test --report --ci --paths "${TESTFILES}"
+              echo "Running all tests except parallel ones..."
+              # Create a temporary file with all test files
+              find . -name "test_*.py" > all_tests.txt
+              # Remove parallel tests from the list
+              for test in $PARALLEL_TESTS_LIST; do
+                sed -i "\:$test:d" all_tests.txt
+              done
+              # Run remaining tests - all at once instead of trying to pass them individually
+              inv test --report --ci
+            else
+              echo "Running parallel tests: $PARALLEL_TESTS_LIST"
+              inv test --report --ci --paths "$PARALLEL_TESTS_LIST"
             fi
       - store_test_results:
           path: reports/python