Bugs item #2832391, was opened at 2009-08-05 11:10
Message generated for change (Tracker Item Submitted) made by peterbecker
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Category: HtmlUnit plugin
Group: Release 2.2
Status: Open
Resolution: None
Priority: 5
Private: No
Submitted By: Peter Becker (peterbecker)
Assigned to: Nobody/Anonymous (nobody)
Summary: ConcurrentModificationException in clickLinkWithExactText(..
Initial Comment:
Using JWebUnit 2.2 (via Maven) in our test suite, I recently encountered a test
failure with this stack trace:
java.util.ConcurrentModificationException
at
java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372)
at java.util.AbstractList$Itr.next(AbstractList.java:343)
at
org.apache.commons.collections.iterators.AbstractIteratorDecorator.next(AbstractIteratorDecorator.java:67)
at
org.apache.commons.collections.map.ListOrderedMap$ListOrderedIterator.next(ListOrderedMap.java:605)
at
org.apache.commons.collections.iterators.AbstractIteratorDecorator.next(AbstractIteratorDecorator.java:67)
at
org.apache.commons.collections.map.ListOrderedMap$KeySetView$1.next(ListOrderedMap.java:518)
at
com.gargoylesoftware.htmlunit.html.DomElement.printOpeningTagContentAsXml(DomElement.java:144)
at
com.gargoylesoftware.htmlunit.html.HtmlElement.toString(HtmlElement.java:553)
at java.lang.String.valueOf(String.java:2827)
at java.lang.StringBuilder.append(StringBuilder.java:115)
at
com.gargoylesoftware.htmlunit.javascript.host.HTMLElement.toString(HTMLElement.java:1719)
at java.lang.String.valueOf(String.java:2827)
at java.lang.StringBuilder.append(StringBuilder.java:115)
at
com.gargoylesoftware.htmlunit.javascript.host.Event.toString(Event.java:602)
at java.lang.String.valueOf(String.java:2827)
at java.lang.StringBuilder.append(StringBuilder.java:115)
at
com.gargoylesoftware.htmlunit.html.HtmlElement.fireEvent(HtmlElement.java:931)
at
com.gargoylesoftware.htmlunit.html.HtmlPage.executeEventHandlersIfNeeded(HtmlPage.java:1237)
at
com.gargoylesoftware.htmlunit.html.HtmlPage.initialize(HtmlPage.java:179)
at
com.gargoylesoftware.htmlunit.WebClient.loadWebResponseInto(WebClient.java:449)
at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:329)
at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:354)
at
com.gargoylesoftware.htmlunit.html.HtmlAnchor.doClickAction(HtmlAnchor.java:100)
at
com.gargoylesoftware.htmlunit.html.HtmlAnchor.doClickAction(HtmlAnchor.java:121)
at
com.gargoylesoftware.htmlunit.html.HtmlElement.click(HtmlElement.java:1329)
at
com.gargoylesoftware.htmlunit.html.HtmlElement.click(HtmlElement.java:1288)
at
com.gargoylesoftware.htmlunit.html.HtmlElement.click(HtmlElement.java:1257)
at
net.sourceforge.jwebunit.htmlunit.HtmlUnitTestingEngineImpl.clickLinkWithExactText(HtmlUnitTestingEngineImpl.java:1684)
at
net.sourceforge.jwebunit.junit.WebTester.clickLinkWithExactText(WebTester.java:2501)
at
net.sourceforge.jwebunit.junit.WebTestCase.clickLinkWithExactText(WebTestCase.java:2001)
It's a one-off so far, but it seems there is a race condition either in your
code or upstream. Our tests are very straightforward and don't use threads, so
I feel reasonably confident it is not our fault.
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