diff --git a/coverage.xml b/coverage.xml
index 8e4bf1c..3de357b 100644
--- a/coverage.xml
+++ b/coverage.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" ?>
-<coverage version="6.3.1" timestamp="1644491832865" lines-valid="3579" lines-covered="3497" line-rate="0.9771" branches-covered="0" branches-valid="0" branch-rate="0" complexity="0">
+<coverage version="6.3.1" timestamp="1644492016536" lines-valid="3584" lines-covered="3505" line-rate="0.978" branches-covered="0" branches-valid="0" branch-rate="0" complexity="0">
 	<!-- Generated by coverage.py: https://coverage.readthedocs.io -->
 	<!-- Based on https://raw.githubusercontent.com/cobertura/web/master/htdocs/xml/coverage-04.dtd -->
 	<sources>
@@ -606,6 +606,11 @@
 						<line number="22" hits="1"/>
 						<line number="23" hits="1"/>
 						<line number="24" hits="1"/>
+						<line number="27" hits="1"/>
+						<line number="29" hits="1"/>
+						<line number="38" hits="1"/>
+						<line number="39" hits="1"/>
+						<line number="40" hits="1"/>
 					</lines>
 				</class>
 				<class name="test_linter.py" filename="tests/test_linter.py" complexity="0" line-rate="1" branch-rate="0">
@@ -2449,7 +2454,7 @@
 				</class>
 			</classes>
 		</package>
-		<package name="yamllint" line-rate="0.8909" branch-rate="0" complexity="0">
+		<package name="yamllint" line-rate="0.8955" branch-rate="0" complexity="0">
 			<classes>
 				<class name="__init__.py" filename="yamllint/__init__.py" complexity="0" line-rate="1" branch-rate="0">
 					<methods/>
@@ -2670,7 +2675,7 @@
 						<line number="213" hits="1"/>
 					</lines>
 				</class>
-				<class name="format.py" filename="yamllint/format.py" complexity="0" line-rate="0.7642" branch-rate="0">
+				<class name="format.py" filename="yamllint/format.py" complexity="0" line-rate="0.7783" branch-rate="0">
 					<methods/>
 					<lines>
 						<line number="2" hits="1"/>
@@ -2694,9 +2699,9 @@
 						<line number="40" hits="1"/>
 						<line number="41" hits="1"/>
 						<line number="44" hits="1"/>
-						<line number="45" hits="0"/>
-						<line number="46" hits="0"/>
-						<line number="47" hits="0"/>
+						<line number="45" hits="1"/>
+						<line number="46" hits="1"/>
+						<line number="47" hits="1"/>
 						<line number="50" hits="1"/>
 						<line number="53" hits="1"/>
 						<line number="55" hits="1"/>
diff --git a/tests/test_format.py b/tests/test_format.py
index e928397..61897a0 100644
--- a/tests/test_format.py
+++ b/tests/test_format.py
@@ -22,3 +22,19 @@ class TextToXMLTestCase(unittest.TestCase):
     def test_specials_chars(self):
         for inp, out in self.specials.items():
             self.assertEqual(escape_xml(inp), out)
+
+
+class CodeClimateSeverityTestCase(unittest.TestCase):
+
+    expected = {
+        None: "info",
+        'warning': "minor",
+        'error': "major",
+        0: "info",
+        1: "minor",
+        2: "major",
+    }
+
+    def test_specials_chars(self):
+        for inp, out in self.expected.items():
+            self.assertEqual(severity_from_level(inp), out)