From af4143729f04fdbe8ecd206d40ceb58c07da56f5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Yannick=20P=C3=89ROUX?= <yannick.peroux@gmail.com>
Date: Sat, 21 Jan 2023 12:22:44 +0100
Subject: [PATCH] Allow spaces in -p arguments (#10658)

---
 AUTHORS                         | 1 +
 changelog/10658.improvement.rst | 3 +++
 src/_pytest/config/__init__.py  | 1 +
 testing/test_config.py          | 4 ++++
 4 files changed, 9 insertions(+)
 create mode 100644 changelog/10658.improvement.rst

diff --git a/AUTHORS b/AUTHORS
index fe60b6865..ceb19559e 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -378,6 +378,7 @@ Wouter van Ackooy
 Xixi Zhao
 Xuan Luong
 Xuecong Liao
+Yannick Péroux
 Yoav Caspi
 Yuliang Shao
 Yusuke Kadowaki
diff --git a/changelog/10658.improvement.rst b/changelog/10658.improvement.rst
new file mode 100644
index 000000000..54e5ae84f
--- /dev/null
+++ b/changelog/10658.improvement.rst
@@ -0,0 +1,3 @@
+Allow ``-p`` arguments to include spaces (eg: ``-p no:logging`` instead of
+``-pno:logging``). Mostly useful in the ``addopts`` section of the configuration
+file.
diff --git a/src/_pytest/config/__init__.py b/src/_pytest/config/__init__.py
index a08a965a6..b4dbc0da4 100644
--- a/src/_pytest/config/__init__.py
+++ b/src/_pytest/config/__init__.py
@@ -697,6 +697,7 @@ class PytestPluginManager(PluginManager):
                     parg = opt[2:]
                 else:
                     continue
+                parg = parg.strip()
                 if exclude_only and not parg.startswith("no:"):
                     continue
                 self.consider_pluginarg(parg)
diff --git a/testing/test_config.py b/testing/test_config.py
index db50869c5..35e2a601c 100644
--- a/testing/test_config.py
+++ b/testing/test_config.py
@@ -1808,6 +1808,10 @@ def test_config_does_not_load_blocked_plugin_from_args(pytester: Pytester) -> No
     result.stderr.fnmatch_lines(["*: error: unrecognized arguments: -s"])
     assert result.ret == ExitCode.USAGE_ERROR
 
+    result = pytester.runpytest(str(p), "-p no:capture", "-s")
+    result.stderr.fnmatch_lines(["*: error: unrecognized arguments: -s"])
+    assert result.ret == ExitCode.USAGE_ERROR
+
 
 def test_invocation_args(pytester: Pytester) -> None:
     """Ensure that Config.invocation_* arguments are correctly defined"""