[ 
https://issues.apache.org/jira/browse/IO-670?focusedWorklogId=466741&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-466741
 ]

ASF GitHub Bot logged work on IO-670:
-------------------------------------

                Author: ASF GitHub Bot
            Created on: 05/Aug/20 11:28
            Start Date: 05/Aug/20 11:28
    Worklog Time Spent: 10m 
      Work Description: XenoAmess commented on a change in pull request #118:
URL: https://github.com/apache/commons-io/pull/118#discussion_r465659496



##########
File path: src/test/java/org/apache/commons/io/IOUtilsTestCase.java
##########
@@ -311,28 +314,38 @@ public synchronized void close() throws IOException {
             assertTrue(IOUtils.contentEqualsIgnoreEOL(input1, input1));
         }
 
-        Reader r1;
-        Reader r2;
-
-        r1 = new CharArrayReader("".toCharArray());
-        r2 = new CharArrayReader("".toCharArray());
-        assertTrue(IOUtils.contentEqualsIgnoreEOL(r1, r2));
-
-        r1 = new CharArrayReader("1".toCharArray());
-        r2 = new CharArrayReader("1".toCharArray());
-        assertTrue(IOUtils.contentEqualsIgnoreEOL(r1, r2));
-
-        r1 = new CharArrayReader("1".toCharArray());
-        r2 = new CharArrayReader("2".toCharArray());
-        assertFalse(IOUtils.contentEqualsIgnoreEOL(r1, r2));
-
-        r1 = new CharArrayReader("123\rabc".toCharArray());
-        r2 = new CharArrayReader("123\nabc".toCharArray());
-        assertTrue(IOUtils.contentEqualsIgnoreEOL(r1, r2));
-
-        r1 = new CharArrayReader("321".toCharArray());
-        r2 = new CharArrayReader("321\r\n".toCharArray());
-        assertTrue(IOUtils.contentEqualsIgnoreEOL(r1, r2));
+        testSingleEOL("", "", true);
+        testSingleEOL("", "\n", true);
+        testSingleEOL("", "\r", true);
+        testSingleEOL("", "\r\n", true);
+        testSingleEOL("", "\r\r", false);
+        testSingleEOL("", "\n\n", false);
+        testSingleEOL("1", "1", true);
+        testSingleEOL("1", "2", false);
+        testSingleEOL("123\rabc", "123\nabc", true);
+        testSingleEOL("321", "321\r\n", true);
+        testSingleEOL("321", "321\r\naabb", false);
+        testSingleEOL("321", "321\n", true);
+        testSingleEOL("321", "321\r", true);
+        testSingleEOL("321", "321\r\n", true);
+        testSingleEOL("321", "321\r\r", false);
+        testSingleEOL("321", "321\n\r", false);
+        testSingleEOL("321\n", "321", true);
+        testSingleEOL("321\n", "321\n\r", false);
+        testSingleEOL("321\n", "321\r\n", true);
+        testSingleEOL("321\r", "321\r\n", true);
+        testSingleEOL("321\r\n", "321\r\n\r", false);
+        testSingleEOL("123", "1234", false);
+    }
+

Review comment:
       @sebbASF 
   pr created at
   https://github.com/apache/commons-io/pull/137




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Issue Time Tracking
-------------------

    Worklog Id:     (was: 466741)
    Time Spent: 10h 20m  (was: 10h 10m)

> IOUtils.contentEquals is of low performance. I will refine it.
> --------------------------------------------------------------
>
>                 Key: IO-670
>                 URL: https://issues.apache.org/jira/browse/IO-670
>             Project: Commons IO
>          Issue Type: Improvement
>            Reporter: Jin Xu
>            Priority: Critical
>         Attachments: jmh-result.org.apache.json
>
>          Time Spent: 10h 20m
>  Remaining Estimate: 0h
>
> [https://github.com/apache/commons-io/pull/118]



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