build: don't claim pre-alpha-1 in classifiers

Author: nedbat

setup.py

@@ -32,7 +32,6 @@
 Programming Language :: Python :: 3.11
 Programming Language :: Python :: 3.12
 Programming Language :: Python :: 3.13
-Programming Language :: Python :: 3.14
 Programming Language :: Python :: Implementation :: CPython
 Programming Language :: Python :: Implementation :: PyPy
 Topic :: Software Development :: Quality Assurance

tests/test_setup.py

@@ -9,7 +9,10 @@
 
 from typing import List, cast
 
+import pytest
+
 import coverage
+from coverage import env
 
 from tests.coveragetest import CoverageTest
 
@@ -35,6 +38,10 @@ def test_metadata(self) -> None:
         assert "github.com/nedbat/coveragepy" in out[2]
         assert "Ned Batchelder" in out[3]
 
+    @pytest.mark.skipif(
+        env.PYVERSION[3:5] == ("alpha", 0),
+        reason="don't expect classifiers until labelled builds",
+    )
     def test_more_metadata(self) -> None:
         # Let's be sure we pick up our own setup.py
         # CoverageTest restores the original sys.path for us.