Add the ability to use platform in pytest.mark.skipif

_pytest/mark/evaluate.py

@@ -1,6 +1,7 @@
 import os
 import six
 import sys
+import platform
 import traceback
 
 from . import MarkDecorator, MarkInfo
@@ -67,7 +68,7 @@ class MarkEvaluator(object):
                  pytrace=False)
 
     def _getglobals(self):
-        d = {'os': os, 'sys': sys, 'config': self.item.config}
+        d = {'os': os, 'sys': sys, 'platform': platform, 'config': self.item.config}
         if hasattr(self.item, 'obj'):
             d.update(self.item.obj.__globals__)
         return d

changelog/3236.trivial.rst

@@ -0,0 +1 @@
+Add the usage of ``platform`` in ``pytest.mark.skipif``

testing/test_skipping.py

@@ -612,6 +612,16 @@ class TestSkipif(object):
         ])
         assert result.ret == 0
 
+    def test_skipif_using_platform(self, testdir):
+        item = testdir.getitem("""
+            import pytest
+            @pytest.mark.skipif("platform.platform() == platform.platform()")
+            def test_func():
+                pass
+        """)
+        pytest.raises(pytest.skip.Exception, lambda:
+                      pytest_runtest_setup(item))
+
     @pytest.mark.parametrize('marker, msg1, msg2', [
         ('skipif', 'SKIP', 'skipped'),
         ('xfail', 'XPASS', 'xpassed'),