Tests: Added rootfs tests.

test/test_php_isolation.py

@@ -0,0 +1,57 @@
+import unittest
+
+from unit.applications.lang.php import TestApplicationPHP
+from unit.feature.isolation import TestFeatureIsolation
+
+
+class TestPHPIsolation(TestApplicationPHP):
+    prerequisites = {'modules': {'php': 'any'}, 'features': ['isolation']}
+
+    isolation = TestFeatureIsolation()
+
+    @classmethod
+    def setUpClass(cls, complete_check=True):
+        unit = super().setUpClass(complete_check=False)
+
+        TestFeatureIsolation().check(cls.available, unit.testdir)
+
+        return unit if not complete_check else unit.complete()
+
+    def test_php_isolation_rootfs(self):
+        isolation_features = self.available['features']['isolation'].keys()
+
+        if 'mnt' not in isolation_features:
+            print('requires mnt ns')
+            raise unittest.SkipTest()
+
+        if not self.is_su:
+            if 'user' not in isolation_features:
+                print('requires unprivileged userns or root')
+                raise unittest.SkipTest()
+
+            if not 'unprivileged_userns_clone' in isolation_features:
+                print('requires unprivileged userns or root')
+                raise unittest.SkipTest()
+
+        isolation = {
+            'namespaces': {'credential': not self.is_su, 'mount': True},
+            'rootfs': self.current_dir,
+        }
+
+        self.load('phpinfo', isolation=isolation)
+
+        self.assertIn(
+            'success', self.conf('"/php/phpinfo"', 'applications/phpinfo/root')
+        )
+        self.assertIn(
+            'success',
+            self.conf(
+                '"/php/phpinfo"', 'applications/phpinfo/working_directory'
+            ),
+        )
+
+        self.assertEqual(self.get()['status'], 200, 'empty rootfs')
+
+
+if __name__ == '__main__':
+    TestPHPIsolation.main()