From 9a02f89cbd420de4d2e30c460413202ba9a148a0 Mon Sep 17 00:00:00 2001
From: mrbean-bremen <hansemrbean@googlemail.com>
Date: Sun, 13 Jun 2021 10:50:56 +0200
Subject: [PATCH] Add step to find test dependencies

- see #608
---
 .github/workflows/pythonpackage.yml | 21 +++++++++++++++++++++
 CHANGES.md                          |  3 +++
 2 files changed, 24 insertions(+)

diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index e2db8f47..7ffd920f 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -124,3 +124,24 @@ jobs:
           python -m pyfakefs.tests.performance_test
         fi
       shell: bash
+
+  dependency-check:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-2016]
+        python-version:  [3.9]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          pip install -r requirements.txt
+          pip install -r extra_requirements.txt
+          pip install pytest-find-dependencies
+      - name: Check dependencies
+        run: python -m pytest --find-dependencies pyfakefs/tests
+        shell: bash
diff --git a/CHANGES.md b/CHANGES.md
index fa7eafba..67cb7dfd 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -3,6 +3,9 @@ The released versions correspond to PyPi releases.
 
 ## Version 4.6.0 (as yet unreleased)
 
+### Infrastructure
+* added test dependency check (see [#608](../../issues/608))
+
 ## [Version 4.5.0](https://pypi.python.org/pypi/pyfakefs/4.5.0) (2021-06-04)
 Adds some support for Python 3.10 and basic type checking.