With poetry export fixture

Author: ArBridgeman

test/conftest.py

@@ -1,4 +1,5 @@
 import json
+import os
 import subprocess
 from inspect import cleandoc
 
@@ -22,6 +23,21 @@ def poetry_path() -> str:
     return poetry_path
 
 
+@pytest.fixture
+def install_poetry_export(poetry_path, monkeypatch):
+    monkeypatch.setenv("PATH", poetry_path, prepend=os.pathsep)
+
+    def _install(cwd):
+        subprocess.run(
+            ["poetry", "self", "add", "poetry-plugin-export"],
+            cwd=cwd,
+            env=os.environ,
+            check=True,
+        )
+
+    return _install
+
+
 class SampleVulnerability:
     package_name = "jinja2"
     version = "3.1.5"

test/unit/util/dependencies/audit_test.py

@@ -164,11 +164,15 @@ def extract_package_names(content) -> list[str]:
             "new_pyproject_toml",
         ],
     )
-    def test_poetry_export_versions(self, tmp_path, pyproject_content, request):
+    def test_poetry_export_versions(
+        self, install_poetry_export, tmp_path, pyproject_content, request
+    ):
         content_str = request.getfixturevalue(pyproject_content)
         (tmp_path / "pyproject.toml").write_text(content_str)
         requirements_txt = tmp_path / "requirements.txt"
 
+        install_poetry_export(cwd=tmp_path)
+
         export_dependencies_to_file(
             output_file=requirements_txt, working_directory=tmp_path
         )