Sameuseroneachiteration的詳細闡述

一、同一個用戶的作用

Sameuseroneachiteration是JMeter中非常重要的一個元素，可以用於控制多線程模擬下同一個用戶在每個迭代中執行任務的行為。同一個用戶可以實現用戶狀態的保持，使得測試結果更加真實。以下是代碼示例：

<ThreadGroup>

<elementProp name="ThreadGroup.main_controller">

<TestFragment guiclass="TestFragmentGui" testclass="TestFragment" testname="Test Fragment" enabled="true">

<elementProp name="TestPlan.comments" elementType="Comment" guiclass="CommentGui" testclass="Comment" testname="Comment">

<stringProp name="TestPlan.comments"></stringProp>

</elementProp>

<elementProp name="ThreadGroup.main_controller">

<LoopController guiclass="LoopControlPanel" testclass="LoopController" testname="Loop Controller" enabled="true">

<elementProp name="LoopController.continue_forever" elementType="bool" guiclass="BooleanPropertyEditor" testclass="BooleanProperty" testname="Continue Forever">

<boolProp name="LoopController.continue_forever">false</boolProp>

</elementProp>

<elementProp name="LoopController.loops" elementType="int" guiclass="SpinnerNumber" testclass="LoopController" testname="Loop Controller">

<intProp name="LoopController.loops">1</intProp>

</elementProp>

</LoopController>

</elementProp>

<elementProp name="TestPlan.user_defined_variables" elementType="Arguments" guiclass="ArgumentsPanel" testclass="Arguments" testname="User Defined Variables" enabled="true">

<collectionProp name="Arguments.arguments">

<elementProp name="myVar" elementType="Argument" guiclass="ArgumentsPanel" testclass="Argument" testname="User Defined Variables" enabled="true">

<stringProp name="Argument.name">myVar</stringProp>

<stringProp name="Argument.value">value</stringProp>

<stringProp name="Argument.metadata"></stringProp>

</elementProp>

</collectionProp>

</elementProp>

<kg.apc.jmeter.threads.UltimateThreadGroup guiclass="kg.apc.jmeter.threads.UltimateThreadGroupGui" testclass="kg.apc.jmeter.threads.UltimateThreadGroup" testname="Ultimate Thread Group" enabled="true">

<collectionProp name="kg.apc.jmeter.threads.UltimateThreadGroup>

<elementProp name="kg.apc.jmeter.threads.UltimateThreadGroup.on_sample_error" elementType="string" guiclass="ComboBoxPanel" testclass="kg.apc.jmeter.threads.UltimateThreadGroup" testname="on_sample_error" enabled="true">

</elementProp>

<elementProp name="kg.apc.jmeter.threads.UltimateThreadGroup.num_threads" elementType="string" guiclass="kg.apc.jmeter.threads.UltimateThreadGroupNumericEditor" testclass="kg.apc.jmeter.threads.UltimateThreadGroup" testname="num_threads">

<stringProp name="kg.apc.jmeter.threads.UltimateThreadGroup.num_threads">10</stringProp>

</elementProp>

<elementProp name="kg.apc.jmeter.threads.UltimateThreadGroup.ramp_up" elementType="string" guiclass="kg.apc.jmeter.threads.UltimateThreadGroupNumericEditor" testclass="kg.apc.jmeter.threads.UltimateThreadGroup" testname="ramp_up">

<stringProp name="kg.apc.jmeter.threads.UltimateThreadGroup.ramp_up">10</stringProp>

</elementProp>

<elementProp name="kg.apc.jmeter.threads.UltimateThreadGroup.duration" elementType="string" guiclass="kg.apc.jmeter.threads.UltimateThreadGroupNumericEditor" testclass="kg.apc.jmeter.threads.UltimateThreadGroup" testname="duration">

<stringProp name="kg.apc.jmeter.threads.UltimateThreadGroup.duration">60</stringProp>

</elementProp>

<elementProp name="kg.apc.jmeter.threads.UltimateThreadGroup.delay" elementType="string" guiclass="kg.apc.jmeter.threads.UltimateThreadGroupNumericEditor" testclass="kg.apc.jmeter.threads.UltimateThreadGroup" testname="delay">

<stringProp name="kg.apc.jmeter.threads.UltimateThreadGroup.delay">0</stringProp>

</elementProp>

<elementProp name="kg.apc.jmeter.threads.UltimateThreadGroup.scheduler" elementType="string" guiclass="kg.apc.jmeter.threads.UltimateThreadGroupComboBox" testclass="kg.apc.jmeter.threads.UltimateThreadGroup" testname="scheduler">

<stringProp name="kg.apc.jmeter.threads.UltimateThreadGroup.scheduler">false</stringProp>

</elementProp>

<elementProp name="kg.apc.jmeter.threads.UltimateThreadGroup.duration_time" elementType="string" guiclass="kg.apc.jmeter.threads.UltimateThreadGroupDurationEditor" testclass="kg.apc.jmeter.threads.UltimateThreadGroup" testname="duration_time">

<stringProp name="kg.apc.jmeter.threads.UltimateThreadGroup.duration_time">300</stringProp>

</elementProp>

</collectionProp>

</kg.apc.jmeter.threads.UltimateThreadGroup>

</TestFragment>

<boolProp name="ThreadGroup.scheduler">false</boolProp>

<stringProp name="ThreadGroup.on_sample_error">stopthread</stringProp>

<elementProp name="ThreadGroup.num_threads" elementType="int" guiclass="SpinnerNumber" testclass="ThreadGroup" testname="Number of Threads (users)">

<intProp name="ThreadGroup.num_threads">10</intProp>

</elementProp>

<elementProp name="ThreadGroup.ramp_time" elementType="int" guiclass="SpinnerNumber" testclass="ThreadGroup" testname="Ramp-Up Period (in seconds)">

<intProp name="ThreadGroup.ramp_time">10</intProp>

</elementProp>

<longProp name="ThreadGroup.start_time">1629049480000</longProp>

<longProp name="ThreadGroup.end_time">1629049480000</longProp>

<stringProp name="ThreadGroup.duration"></stringProp>

<stringProp name="ThreadGroup.delay">0</stringProp>

</elementProp>

<HashTree>

<TestFragment guiclass="TestFragmentGui" testclass="TestFragment" testname="Test Fragment" enabled="true">

<elementProp name="TestPlan.comments" elementType="Comment" guiclass="CommentGui" testclass="Comment" testname="Comment">

<stringProp name="TestPlan.comments"></stringProp>

</elementProp>

<GenericController guiclass="LogicControllerGui" testclass="GenericController" testname="檢查用戶登錄" enabled="true"/>

<HTTPSamplerProxy guiclass="HttpTestSampleGui" testclass="HTTPSamplerProxy" testname="請求數據" enabled="true">

<elementProp name="HTTPsampler.Arguments" elementType="Arguments" guiclass="HTTPArgumentsPanel" testclass="Arguments" enabled="true">

<collectionProp name="Arguments.arguments">

<elementProp name="data" elementType="HTTPArgument">

<boolProp name="HTTPArgument.always_encode">true</boolProp>

<stringProp name="Argument.value">${__V(myVar)}</stringProp>

<stringProp name="Argument.metadata">=</stringProp>

</elementProp>

</collectionProp>

</elementProp>

<stringProp name="HTTPSampler.domain">localhost</stringProp>

<stringProp name="HTTPSampler.port">8080</stringProp>

<stringProp name="HTTPSampler.connect_timeout"></stringProp>

<stringProp name="HTTPSampler.response_timeout"></stringProp>

<stringProp name="HTTPSampler.protocol">http</stringProp>

<stringProp name="HTTPSampler.contentEncoding"></stringProp>

<stringProp name="HTTPSampler.path">/test</stringProp>

<stringProp name="HTTPSampler.method">GET</stringProp>

<boolProp name="HTTPSampler.follow_redirects">true</boolProp>

<elementProp name="HTTPSampler.use_keepalive" elementType="bool" guiclass="BooleanPropertyEditor" testclass="BooleanProperty" testname="Use KeepAlive">

<boolProp name="HTTPSampler.use_keepalive">true</boolProp>

</elementProp>

<elementProp name="HTTPSampler.auto_redirects" elementType="bool" guiclass="BooleanPropertyEditor" testclass="BooleanProperty" testname="Follow Redirects">

<boolProp name="HTTPSampler.auto_redirects">false</boolProp>

</elementProp>

<elementProp name="HTTPSampler.use_multipart_for_http_post" elementType="bool" guiclass="BooleanPropertyEditor" testclass="BooleanProperty" testname="Use multipart/form-data for HTTP POST";>

<boolProp name="HTTPSampler.use_multipart_for_http_post">false</boolProp>

</elementProp>

<elementProp name="HTTPSampler.DO_MULTIPART_POST" elementType="bool" guiclass="BooleanPropertyEditor" testclass="BooleanProperty" testname="Send File With Request";>

<boolProp name="HTTPSampler.DO_MULTIPART_POST">false</boolProp>

</elementProp>

<elementProp name="HTTPSampler.monitor" elementType="MonitorData" guiclass="HttpTestSampleGui" testclass="HTTPSamplerProxy">

<boolProp name=&
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