Cache examples

.github/workflows/ci.yml

@@ -14,6 +14,14 @@ concurrency:
   group: ${{ github.ref }}
   cancel-in-progress: true
 
+env:
+  # Following env vars when changed will "reset" the mentioned cache,
+  # by changing the cache file name. It is rendered as ...-v%RESET_XXX%-...
+  # You should go up in number, if you go down (or repeat a previous value)
+  # you might end up reusing a previous cache if it haven't been deleted already.
+  # It applies 7 days retention policy by default.
+  RESET_EXAMPLES_CACHE: 0
+
 jobs:
   stylecheck:
     name: Style Check
@@ -129,6 +137,20 @@ jobs:
       - name: Pull Fluent docker image
         run: make docker-pull
 
+      - name: Retrieve PyFluent version
+        run: |
+          echo "::set-output name=PYFLUENT_VERSION::$(python -c "from ansys.fluent.core import __version__; print(__version__)")"
+          echo "PYFLUENT version is: $(python -c "from ansys.fluent.core import __version__; print(__version__)")"
+        id: version
+
+      - name: Cache examples
+        uses: actions/cache@v2
+        with:
+          path: doc/source/examples
+          key: Examples-v${{ env.RESET_EXAMPLES_CACHE }}-${{ steps.version.outputs.PYFLUENT_VERSION }}-${{ hashFiles('examples/**') }}-${{ github.sha }}
+          restore-keys: |
+            Examples-v${{ env.RESET_EXAMPLES_CACHE }}-${{ steps.version.outputs.PYFLUENT_VERSION }}-${{ hashFiles('examples/**') }}
+
       - name: Build Documentation
         run: |
           pip install -r requirements_docs.txt         

examples/00-fluent/mixing_elbow.py

@@ -37,7 +37,6 @@
 ###############################################################################
 # First, download the geometry file and start Fluent as a service with
 # Meshing Mode, Double Precision, Number of Processors 2
-# Importing the graphics module - pyvista
 
 import ansys.fluent.core as pyfluent
 from ansys.fluent.core import examples

src/ansys/fluent/core/services/events.py

@@ -12,6 +12,7 @@ class EventsService:
     def __init__(self, channel: grpc.Channel, metadata):
         self.__stub = EventsGrpcModule.EventsStub(channel)
         self.__metadata = metadata
+        self.__streams = None
 
     def begin_streaming(self):
         """Begin events streaming from Fluent.
@@ -32,5 +33,5 @@ def begin_streaming(self):
     def end_streaming(self):
         """End events streaming from Fluent."""
 
-        if not self.__streams.cancelled():
+        if self.__streams and not self.__streams.cancelled():
             self.__streams.cancel()

tests/test_settings_api.py

@@ -0,0 +1,30 @@
+import pytest
+from util.solver_workflow import new_solver_session  # noqa: F401
+
+from ansys.fluent.core.examples import download_file
+
+
+def test_setup_models_viscous_model_settings(new_solver_session) -> None:
+    root = new_solver_session.get_settings_root()
+    assert root.setup.models.viscous.model() == "laminar"
+    assert "inviscid" in root.setup.models.viscous.model.get_attr("allowed-values")
+    root.setup.models.viscous.model = "inviscid"
+    assert root.setup.models.viscous.model() == "inviscid"
+
+
+@pytest.mark.skip(reason="failing if run with other tests")
+def test_results_graphics_mesh_settings(new_solver_session) -> None:
+    case_path = download_file("Static_Mixer_main.cas.h5", "pyfluent/static_mixer")
+    root = new_solver_session.get_settings_root()
+    root.file.read(file_type="case", file_name=case_path)
+    assert "mesh-1" not in root.results.graphics.mesh.get_object_names()
+    root.results.graphics.mesh["mesh-1"] = {}
+    assert "mesh-1" in root.results.graphics.mesh.get_object_names()
+    assert not root.results.graphics.mesh["mesh-1"].options.nodes()
+    root.results.graphics.mesh["mesh-1"].options.nodes = True
+    assert root.results.graphics.mesh["mesh-1"].options.nodes()
+    root.results.graphics.mesh.rename("mesh-a", "mesh-1")
+    assert "mesh-a" in root.results.graphics.mesh.get_object_names()
+    assert "mesh-1" not in root.results.graphics.mesh.get_object_names()
+    del root.results.graphics.mesh["mesh-a"]
+    assert "mesh-a" not in root.results.graphics.mesh.get_object_names()

tests/test_tui_api.py

@@ -0,0 +1,10 @@
+from util.solver_workflow import new_solver_session  # noqa: F401
+
+
+def test_report_system_proc_stats_tui(new_solver_session, capsys) -> None:
+    new_solver_session.start_transcript()
+    # Issue: Transcript missing for the first TUI command
+    new_solver_session.tui.solver.report.system.proc_stats()
+    new_solver_session.tui.solver.report.system.proc_stats()
+    captured = capsys.readouterr()
+    assert "Virtual Mem Usage" in captured.out

tests/util/solver_workflow.py

@@ -0,0 +1,14 @@
+import pytest
+
+import ansys.fluent.core as pyfluent
+
+
+def create_solver_session():
+    return pyfluent.launch_fluent()
+
+
+@pytest.fixture
+def new_solver_session(with_running_pytest):
+    solver = create_solver_session()
+    yield solver
+    solver.exit()