Get test execution working (#9)

Author: MusicalNinjaDad

CHANGELOG.md

@@ -5,11 +5,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [0.1.0] - 2025-02-14
 
 ### Added  
 
-- Pytest plugin can collect jupyter notebooks and cells which use the `%%ipytest` magic
+- Pytest plugin collects jupyter notebooks and cells which use the `%%ipytest` magic
 - Published documentation for `CollectionTree`.
 
 ## [0.0.2] - 2025-02-12

__pyversion__

@@ -1 +1 @@
-0.0.3
+0.1.0

pytest_ipynb2/plugin.py

@@ -43,17 +43,19 @@ def collect(self) -> Generator[Cell, None, None]:
 class Cell(pytest.Module):
     """
     A collector for jupyter notebook cells.
-    
+
     `pytest` will recognise these cells as `pytest.Module`s and use standard collection on them as it would any other
     python module.
     """
 
     def _getobj(self) -> ModuleType:
         notebook = self.stash[ipynb2_notebook]
+        cellsabove = [source for cellid, source in notebook.getcodecells().items() if cellid < int(self.nodeid)]
+        othercells = "\n".join(cellsabove)
         cellsource = notebook.gettestcells()[int(self.nodeid)]
         cellspec = importlib.util.spec_from_loader(f"Cell{self.name}", loader=None)
         cell = importlib.util.module_from_spec(cellspec)
-        exec(cellsource, cell.__dict__)  # noqa: S102
+        exec(f"{othercells}\n{cellsource}", cell.__dict__)  # noqa: S102
         return cell
 
 

pytest_ipynb2/pytester_helpers.py

@@ -27,7 +27,7 @@ class CollectionTree:
     """
 
     @classmethod
-    #TODO(MusicalNinjaDad): #8 Refactor CollectionTree.from_items to be easier to understand.
+    # TODO(MusicalNinjaDad): #8 Refactor CollectionTree.from_items to be easier to understand.
     def from_items(cls, items: list[pytest.Item]) -> Self:
         """Create a CollectionTree from a list of collection items, as returned by `pytester.genitems()`."""
 

tests/test_runtests.py

@@ -0,0 +1,73 @@
+from pathlib import Path
+from typing import TYPE_CHECKING
+
+import pytest
+
+from pytest_ipynb2.pytester_helpers import CollectedDir, ExampleDir
+
+if TYPE_CHECKING:
+    from pytest_ipynb2.plugin import Cell
+
+
+@pytest.mark.parametrize(
+    ["example_dir", "outcomes"],
+    [
+        pytest.param(
+            ExampleDir(
+                files=[Path("tests/assets/notebook.ipynb").absolute()],
+                conftest="pytest_plugins = ['pytest_ipynb2.plugin']",
+            ),
+            {
+                "passed": 2,
+            },
+            id="Simple Notebook",
+        ),
+        pytest.param(
+            ExampleDir(
+                files=[Path("tests/assets/notebook_2tests.ipynb").absolute()],
+                conftest="pytest_plugins = ['pytest_ipynb2.plugin']",
+            ),
+            {
+                "passed": 3,
+            },
+            id="Notebook 2 test cells",
+        ),
+        pytest.param(
+            ExampleDir(
+                files=[
+                    Path("tests/assets/notebook_2tests.ipynb").absolute(),
+                    Path("tests/assets/notebook.ipynb").absolute(),
+                ],
+                conftest="pytest_plugins = ['pytest_ipynb2.plugin']",
+            ),
+            {
+                "passed": 5,
+            },
+            id="Both notebooks - unsorted",
+        ),
+    ],
+    indirect=["example_dir"],
+)
+def test_runtests(example_dir: CollectedDir, outcomes: dict):
+    results = example_dir.pytester_instance.runpytest()
+    results.assert_outcomes(**outcomes)
+
+
+@pytest.mark.parametrize(
+    "example_dir",
+    [
+        pytest.param(
+            ExampleDir(
+                files=[Path("tests/assets/notebook.ipynb").absolute()],
+                conftest="pytest_plugins = ['pytest_ipynb2.plugin']",
+            ),
+            id="Simple Notebook",
+        ),
+    ],
+    indirect=True,
+)
+def test_cellmodule_contents(example_dir: CollectedDir):
+    cell: Cell = example_dir.items[0].parent
+    expected_attrs = ["x", "y", "adder", "test_adder", "test_globals"]
+    public_attrs = [attr for attr in cell._obj.__dict__ if not attr.startswith("__")]  # noqa: SLF001
+    assert public_attrs == expected_attrs