test: Add first intellisense test

pyproject.toml

@@ -48,7 +48,8 @@ tests = [
     "pytest-cov==7.0.0",
     "pytest-mock==3.15.1",
     "pytest-xdist==3.8.0",
-    "pyfakefs==5.10.1"
+    "pyfakefs==5.10.1",
+    "jedi==0.19.2",
 ]
 docs = [
     "Sphinx==8.1.3",

tests/test_intellisense.py

@@ -0,0 +1,35 @@
+import jedi
+
+
+def test_settings_file_read_case():
+    prefix = """import ansys.fluent.core as pyfluent
+    solver = pyfluent.launch_fluent()
+    """
+    path = "solver.settings."
+    filename = "example.py"
+    line = 4
+    script = jedi.Script(code=f"{prefix}\n{path}", path=filename)
+    completions = script.complete(line=line, column=len(path))
+    file = next((c for c in completions if c.name == "file"), None)
+    assert file is not None
+    assert file.name == "file"
+    assert file.docstring() == "file(*args, **kwargs)"  # not correct
+
+    path += "file."
+    script = jedi.Script(code=f"{prefix}\n{path}", path=filename)
+    completions = script.complete(line=line, column=len(path))
+    read_case = next((c for c in completions if c.name == "read_case"), None)
+    assert read_case is not None
+    assert read_case.name == "read_case"
+    assert (
+        read_case.docstring()
+        == "read_case(file_name: str, pdf_file_name: str)\n\n'read_case' command."
+    )
+
+    path += "read_case("
+    script = jedi.Script(code=f"{prefix}\n{path}", path=filename)
+    completions = script.complete(line=line, column=len(path))
+    file_name = next((c for c in completions if c.name == "file_name="), None)
+    assert file_name is not None
+    assert file_name.name == "file_name="
+    assert file_name.docstring() == ""  # not correct