Mocking Pinecone tests (#2778)

* Integrating the mock into conftest.py

* re-enable workflow

* delete_all

* Update Documentation & Code Style

* remove ValueError

* Add empty response

* wrong condition

* return response

* revert removal of delete_all

* change mock

* Update Documentation & Code Style

* test for rest api, to revert

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

.github/workflows/tests.yml

@@ -428,68 +428,64 @@ jobs:
   #       pytest ${{ env.PYTEST_PARAMS }} -m "not integration" ${{ env.SUITES_EXCLUDED_FROM_WINDOWS }} test/document_stores/ --document_store_type=weaviate
 
 
-  # FIXME: This block should be uncommented as soon as Pinecone tests are fixed
-  #        as part of the fixes discussed in #2644.
-  #        Check locally for these tests to pass before uncommenting.
-  #
-  # pinecone-tests-linux:
-  #   needs:
-  #    - mypy
-  #    - pylint
-  #   runs-on: ubuntu-latest
-  #   if: contains(github.event.pull_request.labels.*.name, 'topic:pinecone') || !github.event.pull_request.draft
+  pinecone-tests-linux:
+    needs:
+     - mypy
+     - pylint
+    runs-on: ubuntu-latest
+    if: contains(github.event.pull_request.labels.*.name, 'topic:pinecone') || !github.event.pull_request.draft
 
-  #   steps:
-  #   - uses: actions/checkout@v2
+    steps:
+    - uses: actions/checkout@v2
 
-  #   - name: Setup Python
-  #     uses: ./.github/actions/python_cache/
+    - name: Setup Python
+      uses: ./.github/actions/python_cache/
 
-  #     # TODO Let's try to remove this one from the unit tests
-  #   - name: Install pdftotext
-  #     run: wget --no-check-certificate https://dl.xpdfreader.com/xpdf-tools-linux-4.04.tar.gz && tar -xvf xpdf-tools-linux-4.04.tar.gz && sudo cp xpdf-tools-linux-4.04/bin64/pdftotext /usr/local/bin
+      # TODO Let's try to remove this one from the unit tests
+    - name: Install pdftotext
+      run: wget --no-check-certificate https://dl.xpdfreader.com/xpdf-tools-linux-4.04.tar.gz && tar -xvf xpdf-tools-linux-4.04.tar.gz && sudo cp xpdf-tools-linux-4.04/bin64/pdftotext /usr/local/bin
 
-  #   - name: Install Haystack
-  #     run: pip install .[pinecone]
+    - name: Install Haystack
+      run: pip install .[pinecone]
 
-  #   - name: Run tests
-  #     env:
-  #       PINECONE_API_KEY: ${{ secrets.PINECONE_API_KEY }}
-  #       TOKENIZERS_PARALLELISM: 'false'
-  #     run: |
-  #       pytest ${{ env.PYTEST_PARAMS }} -m "not integration" test/document_stores/ --document_store_type=pinecone
+    - name: Run tests
+      env:
+        PINECONE_API_KEY: ${{ secrets.PINECONE_API_KEY }}
+        TOKENIZERS_PARALLELISM: 'false'
+      run: |
+        pytest ${{ env.PYTEST_PARAMS }} -m "not integration" test/document_stores/ --document_store_type=pinecone
 
-  # FIXME very slow and very little platform dependency, so to evaluate
-  # pinecone-tests-windows:
-  #   needs:
-  #    - mypy
-  #    - pylint
-  #   runs-on: windows-latest
-  #   if: contains(github.event.pull_request.labels.*.name, 'topic:pinecone') && contains(github.event.pull_request.labels.*.name, 'topic:windows') || !github.event.pull_request.draft
 
-  #   steps:
-  #   - uses: actions/checkout@v2
+  pinecone-tests-windows:
+    needs:
+     - mypy
+     - pylint
+    runs-on: windows-latest
+    if: contains(github.event.pull_request.labels.*.name, 'topic:pinecone') && contains(github.event.pull_request.labels.*.name, 'topic:windows') || !github.event.pull_request.draft
 
-  #   - name: Setup Python
-  #     uses: ./.github/actions/python_cache/
-  #     with:
-  #       prefix: windows
+    steps:
+    - uses: actions/checkout@v2
 
-  #   - name: Install pdftotext
-  #     run: |
-  #       choco install xpdf-utils
-  #       choco install openjdk11
-  #       refreshenv
+    - name: Setup Python
+      uses: ./.github/actions/python_cache/
+      with:
+        prefix: windows
 
-  #   - name: Install Haystack
-  #     run: pip install .[pinecone]
+    - name: Install pdftotext
+      run: |
+        choco install xpdf-utils
+        choco install openjdk11
+        refreshenv
 
-  #   - name: Run tests
-  #     env:
-  #       TOKENIZERS_PARALLELISM: 'false'
-  #       PINECONE_API_KEY: ${{ secrets.PINECONE_API_KEY }}
-  #     run: |
-  #       pytest ${{ env.PYTEST_PARAMS }} -m "not integration" ${{ env.SUITES_EXCLUDED_FROM_WINDOWS }} test/document_stores/ --document_store_type=pinecone
+    - name: Install Haystack
+      run: pip install .[pinecone]
+
+    - name: Run tests
+      env:
+        TOKENIZERS_PARALLELISM: 'false'
+        PINECONE_API_KEY: ${{ secrets.PINECONE_API_KEY }}
+      run: |
+        pytest ${{ env.PYTEST_PARAMS }} -m "not integration" ${{ env.SUITES_EXCLUDED_FROM_WINDOWS }} test/document_stores/ --document_store_type=pinecone
 
   rest-and-ui:
     needs:
@@ -510,9 +506,9 @@ jobs:
 
     - name: Install REST API and UI
       run: |
-        pip install rest_api/
-        pip install ui/
-
+        pip install -U rest_api/
+        pip install -U ui/
+        
     - name: Run tests
       run: |
         pytest ${{ env.PYTEST_PARAMS }} rest_api/ ui/

test/conftest.py

@@ -72,6 +72,8 @@ from haystack.modeling.infer import Inferencer, QAInferencer
 
 from haystack.schema import Document
 
+from .mocks import pinecone as pinecone_mock
+
 
 # To manually run the tests with default PostgreSQL instead of SQLite, switch the lines below
 SQL_TYPE = "sqlite"
@@ -159,9 +161,9 @@ def pytest_collection_modifyitems(config, items):
             item.add_marker(skip_milvus)
 
         # Skip PineconeDocumentStore if PINECONE_API_KEY not in environment variables
-        if not os.environ.get("PINECONE_API_KEY", False) and "pinecone" in keywords:
-            skip_pinecone = pytest.mark.skip(reason="PINECONE_API_KEY not in environment variables.")
-            item.add_marker(skip_pinecone)
+        # if not os.environ.get("PINECONE_API_KEY", False) and "pinecone" in keywords:
+        #     skip_pinecone = pytest.mark.skip(reason="PINECONE_API_KEY not in environment variables.")
+        #     item.add_marker(skip_pinecone)
 
 
 #
@@ -742,8 +744,22 @@ def ensure_ids_are_correct_uuids(docs: list, document_store: object) -> None:
             d["id"] = str(uuid.uuid4())
 
 
+# FIXME Fix this in the docstore tests refactoring
+from inspect import getmembers, isclass, isfunction
+
+
+def mock_pinecone(monkeypatch):
+    for fname, function in getmembers(pinecone_mock, isfunction):
+        monkeypatch.setattr(f"pinecone.{fname}", function, raising=False)
+    for cname, class_ in getmembers(pinecone_mock, isclass):
+        monkeypatch.setattr(f"pinecone.{cname}", class_, raising=False)
+
+
 @pytest.fixture(params=["elasticsearch", "faiss", "memory", "milvus1", "milvus", "weaviate", "pinecone"])
-def document_store_with_docs(request, docs, tmp_path):
+def document_store_with_docs(request, docs, tmp_path, monkeypatch):
+    if request.param == "pinecone":
+        mock_pinecone(monkeypatch)
+
     embedding_dim = request.node.get_closest_marker("embedding_dim", pytest.mark.embedding_dim(768))
     document_store = get_document_store(
         document_store_type=request.param, embedding_dim=embedding_dim.args[0], tmp_path=tmp_path
@@ -754,7 +770,10 @@ def document_store_with_docs(request, docs, tmp_path):
 
 
 @pytest.fixture
-def document_store(request, tmp_path):
+def document_store(request, tmp_path, monkeypatch: pytest.MonkeyPatch):
+    if request.param == "pinecone":
+        mock_pinecone(monkeypatch)
+
     embedding_dim = request.node.get_closest_marker("embedding_dim", pytest.mark.embedding_dim(768))
     document_store = get_document_store(
         document_store_type=request.param, embedding_dim=embedding_dim.args[0], tmp_path=tmp_path
@@ -764,7 +783,10 @@ def document_store(request, tmp_path):
 
 
 @pytest.fixture(params=["memory", "faiss", "milvus1", "milvus", "elasticsearch", "pinecone"])
-def document_store_dot_product(request, tmp_path):
+def document_store_dot_product(request, tmp_path, monkeypatch):
+    if request.param == "pinecone":
+        mock_pinecone(monkeypatch)
+
     embedding_dim = request.node.get_closest_marker("embedding_dim", pytest.mark.embedding_dim(768))
     document_store = get_document_store(
         document_store_type=request.param,
@@ -777,7 +799,10 @@ def document_store_dot_product(request, tmp_path):
 
 
 @pytest.fixture(params=["memory", "faiss", "milvus1", "milvus", "elasticsearch", "pinecone"])
-def document_store_dot_product_with_docs(request, docs, tmp_path):
+def document_store_dot_product_with_docs(request, docs, tmp_path, monkeypatch):
+    if request.param == "pinecone":
+        mock_pinecone(monkeypatch)
+
     embedding_dim = request.node.get_closest_marker("embedding_dim", pytest.mark.embedding_dim(768))
     document_store = get_document_store(
         document_store_type=request.param,
@@ -791,7 +816,10 @@ def document_store_dot_product_with_docs(request, docs, tmp_path):
 
 
 @pytest.fixture(params=["elasticsearch", "faiss", "memory", "milvus1", "pinecone"])
-def document_store_dot_product_small(request, tmp_path):
+def document_store_dot_product_small(request, tmp_path, monkeypatch):
+    if request.param == "pinecone":
+        mock_pinecone(monkeypatch)
+
     embedding_dim = request.node.get_closest_marker("embedding_dim", pytest.mark.embedding_dim(3))
     document_store = get_document_store(
         document_store_type=request.param,
@@ -804,7 +832,10 @@ def document_store_dot_product_small(request, tmp_path):
 
 
 @pytest.fixture(params=["elasticsearch", "faiss", "memory", "milvus1", "milvus", "weaviate", "pinecone"])
-def document_store_small(request, tmp_path):
+def document_store_small(request, tmp_path, monkeypatch):
+    if request.param == "pinecone":
+        mock_pinecone(monkeypatch)
+
     embedding_dim = request.node.get_closest_marker("embedding_dim", pytest.mark.embedding_dim(3))
     document_store = get_document_store(
         document_store_type=request.param, embedding_dim=embedding_dim.args[0], similarity="cosine", tmp_path=tmp_path
@@ -931,7 +962,7 @@ def get_document_store(
 
     elif document_store_type == "pinecone":
         document_store = PineconeDocumentStore(
-            api_key=os.environ["PINECONE_API_KEY"],
+            api_key=os.environ.get("PINECONE_API_KEY"),
             embedding_dim=embedding_dim,
             embedding_field=embedding_field,
             index=index,

test/mocks/pinecone.py

@@ -1,5 +1,10 @@
 from typing import Optional, List
 
+import logging
+
+logger = logging.getLogger(__name__)
+
+
 # Mock Pinecone instance
 CONFIG: dict = {"api_key": None, "environment": None, "indexes": {}}
 
@@ -87,7 +92,9 @@ class Index:
     def fetch(self, ids: List[str], namespace: str = ""):
         response: dict = {"namespace": namespace, "vectors": {}}
         if namespace not in self.index_config.namespaces:
-            raise ValueError("Namespace not found")
+            # If we query an empty/non-existent namespace, Pinecone will just return an empty response
+            logger.warning(f"No namespace called '{namespace}'")
+            return response
         records = self.index_config.namespaces[namespace]
         for record in records:
             if record["id"] in ids.copy():
@@ -98,7 +105,16 @@ class Index:
                 }
         return response
 
-    def delete(self, ids: Optional[List[str]] = None, namespace: str = "", filters: Optional[dict] = None):
+    def delete(
+        self,
+        ids: Optional[List[str]] = None,
+        namespace: str = "",
+        filters: Optional[dict] = None,
+        delete_all: bool = False,
+    ):
+        if delete_all:
+            self.index_config.namespaces[namespace] = []
+
         if namespace not in self.index_config.namespaces:
             pass
         elif ids is not None: