TST: adjust for changes in pyproject-metadata 0.9.0

Author: dnicolodi

tests/test_metadata.py

@@ -53,6 +53,8 @@ def test_missing_version(package_missing_version):
         re.escape('Required "project.version" field is missing'),
         # pyproject-metatadata 0.8.0 and later
         re.escape('Field "project.version" missing and "version" not specified in "project.dynamic"'),
+        # pyproject-metatadata 0.9.0 and later
+        re.escape('Field "project.version" missing and \'version\' not specified in "project.dynamic"'),        
     ))
     with pytest.raises(pyproject_metadata.ConfigurationError, match=match):
         Metadata.from_pyproject(pyproject, pathlib.Path())

tests/test_sdist.py

@@ -17,12 +17,20 @@
 
 from .conftest import in_git_repo_context
 
+import packaging
+import pyproject_metatada
+
+if packaging.version.Version(pyproject_metadata.__version__) < packaging.version.Version('0.9a0'):
+    _normalize = lambda x: x
+else:
+    _normalize = lambda x: x.replace('\n\n', '\n')
+
 
 def test_no_pep621(sdist_library):
     with tarfile.open(sdist_library, 'r:gz') as sdist:
         sdist_pkg_info = sdist.extractfile('library-1.0.0/PKG-INFO').read().decode()
 
-    assert sdist_pkg_info == textwrap.dedent('''\
+    assert _normalize(sdist_pkg_info) == _metadata('''\
         Metadata-Version: 2.1
         Name: library
         Version: 1.0.0
@@ -79,7 +87,7 @@ def test_dynamic_version(sdist_dynamic_version):
     with tarfile.open(sdist_dynamic_version, 'r:gz') as sdist:
         sdist_pkg_info = sdist.extractfile('dynamic_version-1.0.0/PKG-INFO').read().decode()
 
-    assert sdist_pkg_info == textwrap.dedent('''\
+    assert _normalize(sdist_pkg_info) == textwrap.dedent('''\
         Metadata-Version: 2.1
         Name: dynamic-version
         Version: 1.0.0