むしろ環境変数が必要？eclipseからjunit動かしたときのログ

java.lang.IllegalStateException: 環境変数"ASAKUSA_TESTTOOLS_CONF"が設定されていません
	at com.asakusafw.testtools.Configuration.findVariable(Configuration.java:231)
	at com.asakusafw.testtools.Configuration.loadConfigurationFromEnvironment(Configuration.java:185)
	at com.asakusafw.testtools.Configuration.getInstance(Configuration.java:38)
	at com.asakusafw.testtools.excel.ExcelUtils.getModelClass(ExcelUtils.java:385)
	at com.asakusafw.testtools.excel.ExcelUtils.createDatalList(ExcelUtils.java:449)
	at com.asakusafw.testtools.excel.ExcelUtils.getTestDataHolder(ExcelUtils.java:926)
	at com.asakusafw.testtools.TestUtils.init(TestUtils.java:117)
	at com.asakusafw.testtools.TestUtils.<init>(TestUtils.java:76)
	at com.asakusafw.testdriver.TestDriverBase.initialize(TestDriverBase.java:191)
	at com.asakusafw.testdriver.TestDriverBase.<init>(TestDriverBase.java:120)
	at com.asakusafw.testdriver.BatchTestDriver.<init>(BatchTestDriver.java:56)
	at com.example.business.batch.StockBatchTest.testExample(StockBatchTest.java:34)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
	at org.junit.runners.BlockJUnit4ClassRunner.runNotIgnored(BlockJUnit4ClassRunner.java:79)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:71)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:49)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:49)
	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)