1 files changed, 52 insertions, 0 deletions
diff --git a/setuptools/tests/test_glibc.py b/setuptools/tests/test_glibc.py
new file mode 100644
index 00000000..795fdc56
--- /dev/null
+++ b/setuptools/tests/test_glibc.py
@@ -0,0 +1,52 @@
+import warnings
+
+import pytest
+
+from setuptools.glibc import check_glibc_version
+
+__metaclass__ = type
+
+
+@pytest.fixture(params=[
+    "2.20",
+    # used by "linaro glibc", see gh-3588
+    "2.20-2014.11",
+    # weird possibilities that I just made up
+    "2.20+dev",
+    "2.20-custom",
+    "2.20.1",
+    ])
+def two_twenty(request):
+    return request.param
+
+
+@pytest.fixture(params=["asdf", "", "foo.bar"])
+def bad_string(request):
+    return request.param
+
+
+class TestGlibc:
+    def test_manylinux1_check_glibc_version(self, two_twenty):
+        """
+        Test that the check_glibc_version function is robust against weird
+        glibc version strings.
+        """
+        assert check_glibc_version(two_twenty, 2, 15)
+        assert check_glibc_version(two_twenty, 2, 20)
+        assert not check_glibc_version(two_twenty, 2, 21)
+        assert not check_glibc_version(two_twenty, 3, 15)
+        assert not check_glibc_version(two_twenty, 1, 15)
+
+    def test_bad_versions(self, bad_string):
+        """
+        For unparseable strings, warn and return False
+        """
+        with warnings.catch_warnings(record=True) as ws:
+            warnings.filterwarnings("always")
+            assert not check_glibc_version(bad_string, 2, 5)
+            for w in ws:
+                if "Expected glibc version with" in str(w.message):
+                    break
+            else:
+                # Didn't find the warning we were expecting
+                assert False