Drop unneeded test dependency on diff-cover

fix-tests.patch

@@ -1,29 +1,29 @@
-From af734d392fa9fbb6fca3ea7c9fdbeff0297e89df Mon Sep 17 00:00:00 2001
+From 2c5dce5c027de2662d81944f1ba129d8a860b0a7 Mon Sep 17 00:00:00 2001
 From: Lumir Balhar <lbalhar@redhat.com>
 Date: Tue, 10 Jan 2023 08:34:25 +0100
 Subject: [PATCH] fix tests
 
 ---
- pyproject.toml          |  7 -------
+ pyproject.toml          |  8 --------
  src/tox/pytest.py       | 16 +++-------------
  tests/test_provision.py | 18 ++----------------
- 3 files changed, 5 insertions(+), 36 deletions(-)
+ 3 files changed, 5 insertions(+), 37 deletions(-)
 
 diff --git a/pyproject.toml b/pyproject.toml
-index 4f9836d..bae6776 100644
+index 50142c5..66f8b5a 100644
 --- a/pyproject.toml
 +++ b/pyproject.toml
-@@ -74,9 +74,6 @@ optional-dependencies.docs = [
+@@ -74,17 +74,12 @@ optional-dependencies.docs = [
  ]
  optional-dependencies.testing = [
    "build[virtualenv]>=1.2.2",
 -  "covdefaults>=2.3",
 -  "detect-test-pollution>=1.2",
 -  "devpi-process>=1.0.2",
-   "diff-cover>=9.2",
+-  "diff-cover>=9.2",
    "distlib>=0.3.8",
    "flaky>=3.8.1",
-@@ -84,7 +81,6 @@ optional-dependencies.testing = [
+   "hatch-vcs>=0.4",
    "hatchling>=1.25",
    "psutil>=6",
    "pytest>=8.3.3",
@@ -31,7 +31,7 @@ index 4f9836d..bae6776 100644
    "pytest-mock>=3.14",
    "pytest-xdist>=3.6.1",
    "re-assert>=1.1",
-@@ -192,9 +188,6 @@ report.omit = [
+@@ -192,9 +187,6 @@ report.omit = [
    "tests/type_check/*",
  ]
  run.parallel = true
@@ -42,7 +42,7 @@ index 4f9836d..bae6776 100644
  [tool.towncrier]
  name = "tox"
 diff --git a/src/tox/pytest.py b/src/tox/pytest.py
-index 54503e3..e676ac1 100644
+index 13072fd..80bf266 100644
 --- a/src/tox/pytest.py
 +++ b/src/tox/pytest.py
 @@ -17,7 +17,6 @@ from typing import TYPE_CHECKING, Any, Callable, Iterator, Protocol, Sequence, c
@@ -53,7 +53,7 @@ index 54503e3..e676ac1 100644
  from virtualenv.info import fs_supports_symlink
  
  import tox.run
-@@ -277,9 +276,9 @@ class ToxProject:
+@@ -280,9 +279,9 @@ class ToxProject:
                  m.setattr(sys, "argv", [sys.executable, "-m", "tox", *list(args)])
                  m.setenv("VIRTUALENV_SYMLINK_APP_DATA", "1")
                  m.setenv("VIRTUALENV_SYMLINKS", "1")
@@ -66,7 +66,7 @@ index 54503e3..e676ac1 100644
                  try:
                      tox_run(args)
                  except SystemExit as exception:
-@@ -472,15 +471,6 @@ def enable_pypi_server(monkeypatch: pytest.MonkeyPatch, url: str | None) -> None
+@@ -475,15 +474,6 @@ def enable_pypi_server(monkeypatch: pytest.MonkeyPatch, url: str | None) -> None
      monkeypatch.setenv("PIP_TIMEOUT", str(2))
  
  
@@ -120,5 +120,5 @@ index 5b2b652..7657c2e 100644
      ini = "[tox]\nrequires=demo-pkg-inline\n[testenv]\npackage=skip\n[testenv:.tox]\nplatform=wrong_platform"
      proj = tox_project({"tox.ini": ini})
 -- 
-2.46.0
+2.46.2
 

python-tox.spec

@@ -98,7 +98,7 @@ Recommends:     python3-devel
 
 # Upstream updates dependencies too aggressively
 # see https://github.com/tox-dev/tox/pull/2843#discussion_r1065028356
-sed -ri -e 's/"(packaging|filelock|platformdirs|psutil|diff-cover|pyproject-api|pytest|pytest-mock|pytest-xdist|wheel|pluggy|distlib|cachetools|build\[virtualenv\]|setuptools|flaky)>=.*/"\1",/g' \
+sed -ri -e 's/"(packaging|filelock|platformdirs|psutil|pyproject-api|pytest|pytest-mock|pytest-xdist|wheel|pluggy|distlib|cachetools|build\[virtualenv\]|setuptools|flaky)>=.*/"\1",/g' \
         -e 's/"(time-machine)>=[^;"]+/"\1/' \
         -e 's/"(virtualenv)>=.*/"\1>=20",/g' \
         -e 's/"(hatchling)>=.*/"\1>=1.13",/g' \