Add assertions to

org.apache.commons.lang3.ClassUtilsTest.test_getShortCanonicalName_String()

Author: garydgregory

src/test/java/org/apache/commons/lang3/ClassUtilsTest.java

@@ -584,6 +584,15 @@ public void test_getShortCanonicalName_String() {
         assertEquals("String[]", ClassUtils.getShortCanonicalName(String[].class.getName()));
         assertEquals("String[]", ClassUtils.getShortCanonicalName(String[].class.getCanonicalName()));
         assertEquals("String[]", ClassUtils.getShortCanonicalName("String[]"));
+        // Note that we throw RuntimeException (but not which one) for the following bad inputs:
+        assertThrows(RuntimeException.class, () -> ClassUtils.getShortCanonicalName(""));
+        assertThrows(RuntimeException.class, () -> ClassUtils.getShortCanonicalName("["));
+        assertThrows(RuntimeException.class, () -> ClassUtils.getShortCanonicalName("[]"));
+        assertThrows(RuntimeException.class, () -> ClassUtils.getShortCanonicalName("[;"));
+        assertThrows(RuntimeException.class, () -> ClassUtils.getShortCanonicalName("[];"));
+        assertThrows(RuntimeException.class, () -> ClassUtils.getShortCanonicalName(" "));
+        assertThrows(RuntimeException.class, () -> ClassUtils.getShortCanonicalName("[$"));
+        assertThrows(RuntimeException.class, () -> ClassUtils.getShortCanonicalName("[$a"));
     }
 
     @Test