Add another assertion documention the current behavior of StringUtils.join

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@1647902 13f79535-47bb-0310-9956-ffa450edef68
2014-12-25 15:31:16 +00:00 · 2014-12-25 15:31:16 +00:00 · 39022255c5
parent 4a2cc4f5da
commit 39022255c5
1 changed files with 2 additions and 0 deletions
--- a/src/test/java/org/apache/commons/lang3/StringUtilsTest.java
+++ b/src/test/java/org/apache/commons/lang3/StringUtilsTest.java
@ -425,6 +425,8 @@ public class StringUtilsTest {
        assertEquals("", StringUtils.join(Arrays.asList(EMPTY_ARRAY_LIST).iterator(), SEPARATOR));
        
        assertEquals(TEXT_LIST, StringUtils.join(Arrays.asList(ARRAY_LIST).iterator(), SEPARATOR));
+
+        assertNull(StringUtils.join(Arrays.asList(NULL_TO_STRING_LIST).iterator(), SEPARATOR));
    }

    @Test