如何从Java运行casperjs脚本
我有以下casperjs脚本:如何从Java运行casperjs脚本,java,phantomjs,casperjs,Java,Phantomjs,Casperjs,我有以下casperjs脚本: var casper = require('casper').create({ verbose: true, logLevel: 'debug',//needed for debugging pageSettings: { webSecurityEnabled: false, } }); casper.start('http://toolsqa.com/automation-practice-form/',func
var casper = require('casper').create({
verbose: true,
logLevel: 'debug',//needed for debugging
pageSettings: {
webSecurityEnabled: false,
}
});
casper.start('http://toolsqa.com/automation-practice-form/',function() {
var path = 'C:/WINDOWS/TEMP';
this.download(casper.cli.get("url"),path + "/test.xls");
});
casper.run(function() {
this.echo('Done.').exit();
});
脚本通过CLI执行时运行,并将文件下载到Temp文件夹中。我通过CLI传递url,执行脚本的命令如下:
--C:\js examples>casperjs testfile path --url="url of file to be downloaded"
--C:\js examples>casperjs CaspetTest.js --url="http://20tvni1sjxyh352kld2lslvc.wpengine.netdna-cdn.com/wp-content/uploads/2016/09/Test-File-to-Download.xlsx"
现在我有两项任务:
ScriptEngineManager manager = new ScriptEngineManager();
ScriptEngine engine = manager.getEngineByName("JavaScript");
engine.eval(new java.io.FileReader(System.getProperty("user.dir")+"/resources/CasperTest.js"));
但在这种情况下,我得到以下例外:
javax.script.ScriptException: ReferenceError: "require" is not defined in <eval> at line number 1
at jdk.nashorn.api.scripting.NashornScriptEngine.throwAsScriptException(NashornScriptEngine.java:455)
at jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:439)
at jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:401)
at jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:397)
at jdk.nashorn.api.scripting.NashornScriptEngine.eval(NashornScriptEngine.java:147)
at javax.script.AbstractScriptEngine.eval(AbstractScriptEngine.java:249)
at loginpage.main(loginpage.java:91)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java:144)
Caused by: <eval>:1 ReferenceError: "require" is not defined
at jdk.nashorn.internal.runtime.ECMAErrors.error(ECMAErrors.java:57)
at jdk.nashorn.internal.runtime.ECMAErrors.referenceError(ECMAErrors.java:319)
at jdk.nashorn.internal.runtime.ECMAErrors.referenceError(ECMAErrors.java:291)
at jdk.nashorn.internal.objects.Global.__noSuchProperty__(Global.java:914)
at jdk.nashorn.internal.scripts.Script$\^eval\_.:program(<eval>:1)
at jdk.nashorn.internal.runtime.ScriptFunctionData.invoke(ScriptFunctionData.java:636)
at jdk.nashorn.internal.runtime.ScriptFunction.invoke(ScriptFunction.java:229)
at jdk.nashorn.internal.runtime.ScriptRuntime.apply(ScriptRuntime.java:387)
at jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:437)
... 10 more
[INFO - 2017-05-12T07:27:05.869Z] ShutdownReqHand - _handle - About to shutdown
javax.script.ScriptException:ReferenceError:“require”未在第1行中定义
位于jdk.nashorn.api.scripting.NashornScriptEngine.throwAsScriptException(NashornScriptEngine.java:455)
位于jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:439)
位于jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:401)
位于jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:397)
位于jdk.nashorn.api.scripting.NashornScriptEngine.eval(NashornScriptEngine.java:147)
位于javax.script.AbstractScriptEngine.eval(AbstractScriptEngine.java:249)
位于loginpage.main(loginpage.java:91)
在sun.reflect.NativeMethodAccessorImpl.invoke0(本机方法)处
位于sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
在sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)中
位于java.lang.reflect.Method.invoke(Method.java:497)
位于com.intellij.rt.execution.application.AppMain.main(AppMain.java:144)
由::1 ReferenceError引起:未定义“require”
位于jdk.nashorn.internal.runtime.ECMAErrors.error(ECMAErrors.java:57)
位于jdk.nashorn.internal.runtime.ECMAErrors.referenceError(ECMAErrors.java:319)
位于jdk.nashorn.internal.runtime.ECMAErrors.referenceError(ECMAErrors.java:291)
在jdk.nashorn.internal.objects.Global.\uuuuNoSuchProperty\uuuuuu(Global.java:914)
在jdk.nashorn.internal.scripts.Script$^eval\:程序(:1)
位于jdk.nashorn.internal.runtime.ScriptFunctionData.invoke(ScriptFunctionData.java:636)
位于jdk.nashorn.internal.runtime.ScriptFunction.invoke(ScriptFunction.java:229)
位于jdk.nashorn.internal.runtime.ScriptRuntime.apply(ScriptRuntime.java:387)
位于jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:437)
... 10多
[信息-2017-05-12T07:27:05.869Z]关机请求手动-手柄-即将关机
看一看调用外部javascript文件的示例
您可以按如下方式传递参数:
java YourClassWithMain方法arg1 arg2等
public class YourClassWithMainMethod {
public static void main (String[] args) {
String firstArg = args[0];
String scndArg = args[1];
// etc
// do your stuff with input
}
}
使用脚本引擎类不起作用。我得到了“ScriptException:ReferenceError:“require”未定义”,正如问题中提到的,您很可能必须首先加载它