TST: Fix running unit tests on Windows

Refs:
conda-forge/staged-recipes#10220
https://dev.azure.com/conda-forge/feedstock-builds/_build/results?buildId=96769&view=logs&jobId=240f1fee-52bc-5498-a14a-8361bde76ba0

Author: kernc

pdoc/test/__init__.py

@@ -111,6 +111,10 @@ class CliTest(unittest.TestCase):
     ]
     PUBLIC_FILES = [f for f in ALL_FILES if '/_' not in f]
 
+    if os.name == 'nt':
+        ALL_FILES = [i.replace('/', '\\') for i in ALL_FILES]
+        PUBLIC_FILES = [i.replace('/', '\\') for i in PUBLIC_FILES]
+
     def setUp(self):
         pdoc.reset()
 
@@ -1102,6 +1106,7 @@ def test_latex_math(self):
         self.assertEqual(html, expected)
 
 
+@unittest.skipIf('win' in sys.platform, "signal.SIGALRM doesn't work on Windos")
 class HttpTest(unittest.TestCase):
     """
     Unit tests for the HTTP server functionality.