XSLT 1.0(xsltproc)-仅在上/父元素内输出最后一个重复节点

时间:2019-05-25 01:42:24

标签: xslt xslt-1.0

如何使用XSLT 1.0在上/父元素中仅输出最后一个重复节点?我使用xsltproc处理器。

Input.xml

<testng-results>
    <suite>
        <test>
            <class name="system.apps.CreateTerritory">
                <test-method status="PASS"  name="initTest" is-config="true"> </test-method>
                <test-method status="FAIL"  name="ABC"> </test-method>
            </class>
            <class name="system.apps.CreateAccount">
                <test-method status="PASS"  name="initTest" is-config="true"> </test-method>
                <test-method status="SKIP"  name="DEF"> </test-method>
                <test-method status="PASS"  name="initTest" is-config="true"> </test-method>
                <test-method status="FAIL"  name="DEF"> </test-method>
            </class>
            <class name="system.apps.CreateProposal">
                <test-method status="PASS"  name="initTest" is-config="true"> </test-method>
                <test-method status="SKIP"  name="DEF"> </test-method>
                <test-method status="PASS"  name="initTest" is-config="true"> </test-method>
                <test-method status="FAIL"  name="DEF"> </test-method>
            </class>
        </test>
    </suite>
</testng-results>

我当前的XSL:

<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:str="http://exslt.org/strings" extension-element-prefixes="str" version="1.0">
    <xsl:output method="xml" version="1.0" encoding="UTF-8" indent="yes" />
    <xsl:strip-space elements="*" />

    <xsl:key name="test-by-name" match="test-method[not(@is-config)]" use="@name" />

    <xsl:template match="/">
        <Suite>
            <xsl:for-each select="testng-results/suite/test/class">
                 <xsl:for-each select="test-method[not(@is-config)][count(. | key('test-by-name', @name)[last()]) = 1]">
                             <Test>
                                 <Class_Name>
                                     <xsl:value-of select="../@name"/>
                                 </Class_Name>
                                 <Method_Name>
                                     <xsl:value-of select="@name"/>
                                 </Method_Name>
                                 <Status>
                                     <xsl:value-of select="@status"/>
                                 </Status>
                             </Test>
                 </xsl:for-each>
            </xsl:for-each>
        </Suite>
    </xsl:template>
</xsl:stylesheet>

注意:我无法更改完成嵌套匹配的方式(对于每个类,然后对于每个测试方法,由于其他原因,我需要这样做)

Current Output.xml(问题是正在检查ACROSS类而不是WITHIN该类中的重复性):

<?xml version="1.0" encoding="UTF-8"?>
<Suite>
  <Test>
    <Class_Name>system.apps.CreateTerritory</Class_Name>
    <Method_Name>ABC</Method_Name>
    <Status>FAIL</Status>
  </Test>
  <Test>
    <Class_Name>system.apps.CreateProposal</Class_Name>
    <Method_Name>DEF</Method_Name>
    <Status>FAIL</Status>
  </Test>
</Suite>

预期的Output.xml(对于该类中的每个重复测试方法,仅输出最后一个节点):

<?xml version="1.0" encoding="UTF-8"?>
<Suite>
<Test>
  <Class_Name>system.apps.CreateTerritory</Class_Name>
  <Method_Name>ABC</Method_Name>
  <Status>FAIL</Status>
</Test>
<Test>
  <Class_Name>system.apps.CreateAccount</Class_Name>
  <Method_Name>DEF</Method_Name>
  <Status>FAIL</Status>
</Test>
<Test>
  <Class_Name>system.apps.CreateProposal</Class_Name>
  <Method_Name>DEF</Method_Name>
  <Status>FAIL</Status>
</Test>
</Suite>

1 个答案:

答案 0 :(得分:1)

正如我在对previous question的评论中提到的那样,您需要在键中添加类标识符。假设每个类都有一个唯一的name,则可能是:

<xsl:key name="test-by-name" match="test-method[not(@is-config)]" use="concat(@name, '|', ../@name)" />

然后:

XSLT 1.0

<xsl:stylesheet version="1.0" 
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:strip-space elements="*"/>

<xsl:key name="test-by-name" match="test-method[not(@is-config)]" use="concat(@name, '|', ../@name)" />

<xsl:template match="/testng-results">
    <Suite>
        <xsl:for-each select="suite/test/class/test-method[not(@is-config)][count(. | key('test-by-name', concat(@name, '|', ../@name))[last()]) = 1]">
            <Test>
                <Class_Name>
                    <xsl:value-of select="../@name"/>
                </Class_Name>
                <Method_Name>
                    <xsl:value-of select="@name"/>
                </Method_Name>
                <Status>
                    <xsl:value-of select="@status"/>
                </Status>
            </Test>
        </xsl:for-each>
    </Suite>
</xsl:template>

</xsl:stylesheet>

将返回:

结果

<?xml version="1.0" encoding="UTF-8"?>
<Suite>
  <Test>
    <Class_Name>system.apps.CreateTerritory</Class_Name>
    <Method_Name>ABC</Method_Name>
    <Status>FAIL</Status>
  </Test>
  <Test>
    <Class_Name>system.apps.CreateAccount</Class_Name>
    <Method_Name>DEF</Method_Name>
    <Status>FAIL</Status>
  </Test>
  <Test>
    <Class_Name>system.apps.CreateProposal</Class_Name>
    <Method_Name>DEF</Method_Name>
    <Status>FAIL</Status>
  </Test>
</Suite>