Refactor rules concerning warning vs info in sdists

src/poetry/core/masonry/builders/sdist.py

@@ -425,12 +425,10 @@ def _get_archive_mtime() -> int:
             try:
                 return int(source_date_epoch)
             except ValueError:
-                logger.info(
+                logger.warning(
                     "SOURCE_DATE_EPOCH environment variable is not an int,"
                     " using mtime=0"
                 )
                 return 0
-        logger.info(
-            "SOURCE_DATE_EPOCH environment variable is not set," " using mtime=0"
-        )
+        logger.info("SOURCE_DATE_EPOCH environment variable is not set, using mtime=0")
         return 0

tests/masonry/builders/test_sdist.py

@@ -25,6 +25,7 @@
 
 
 if TYPE_CHECKING:
+    from _pytest.logging import LogCaptureFixture
     from _pytest.monkeypatch import MonkeyPatch
     from pytest_mock import MockerFixture
 
@@ -702,7 +703,10 @@ def test_split_source() -> None:
     assert "" in ns["package_dir"] and "module_b" in ns["package_dir"]
 
 
-def test_sdist_members_mtime_default() -> None:
+def test_sdist_members_mtime_default(caplog: LogCaptureFixture) -> None:
+    import logging
+
+    caplog.set_level(logging.INFO)
     poetry = Factory().create_poetry(project("module1"))
 
     builder = SdistBuilder(poetry)
@@ -716,6 +720,10 @@ def test_sdist_members_mtime_default() -> None:
         for tarinfo in tar.getmembers():
             assert tarinfo.mtime == 0
 
+    assert (
+        "SOURCE_DATE_EPOCH environment variable is not set," " using mtime=0"
+    ) in caplog.messages
+
 
 def test_sdist_mtime_set_from_envvar(monkeypatch: MonkeyPatch) -> None:
     monkeypatch.setenv("SOURCE_DATE_EPOCH", "1727883000")
@@ -731,3 +739,21 @@ def test_sdist_mtime_set_from_envvar(monkeypatch: MonkeyPatch) -> None:
     with tarfile.open(str(sdist), "r") as tar:
         for tarinfo in tar.getmembers():
             assert tarinfo.mtime == 1727883000
+
+
+def test_sdist_mtime_set_from_envvar_not_int(
+    monkeypatch: MonkeyPatch, caplog: LogCaptureFixture
+) -> None:
+    monkeypatch.setenv("SOURCE_DATE_EPOCH", "october")
+    poetry = Factory().create_poetry(project("module1"))
+
+    builder = SdistBuilder(poetry)
+    builder.build()
+
+    sdist = fixtures_dir / "module1" / "dist" / "module1-0.1.tar.gz"
+
+    assert sdist.exists()
+
+    assert (
+        "SOURCE_DATE_EPOCH environment variable is not an " "int, using mtime=0"
+    ) in caplog.messages