【问题标题】:How to skip a test in FlatSpec?如何跳过 FlatSpec 中的测试?
【发布时间】:2018-09-28 13:12:48
【问题描述】:

我知道一个单元测试被破坏了:

it should "be true" in {
  assert(false)
}

但我现在不想修复它,而是将其标记为已跳过。在测试运行的输出中应该有一个高度可见且非常简洁的警告,这就是为什么注释代码是不够的。

我找到了cancel 命令:

it should "be true" in {
  cancel("skipped")
  assert(false)
}

虽然这在控制台中通过sbt test 看起来不错:

[info] - should be true !!! CANCELED !!!

它在 IntelliJ 中使用大量堆栈跟踪向控制台发送垃圾邮件:

Test Canceled: skipped


org.scalatest.exceptions.TestCanceledException: skipped
    at org.scalatest.Assertions.newTestCanceledException(Assertions.scala:531)
    at org.scalatest.Assertions.newTestCanceledException$(Assertions.scala:530)
    at org.scalatest.FlatSpec.newTestCanceledException(FlatSpec.scala:1685)
    at org.scalatest.Assertions.cancel(Assertions.scala:1141)
    at org.scalatest.Assertions.cancel$(Assertions.scala:1137)
    at org.scalatest.FlatSpec.cancel(FlatSpec.scala:1685)
    at com.dreamlines.metronome.entities.MarshallingTest.$anonfun$new$3(MarshallingTest.scala:108)
    at org.scalatest.OutcomeOf.outcomeOf(OutcomeOf.scala:85)
    at org.scalatest.OutcomeOf.outcomeOf$(OutcomeOf.scala:83)
    at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104)
    at org.scalatest.Transformer.apply(Transformer.scala:22)
    at org.scalatest.Transformer.apply(Transformer.scala:20)
    at org.scalatest.FlatSpecLike$$anon$1.apply(FlatSpecLike.scala:1682)
    at org.scalatest.TestSuite.withFixture(TestSuite.scala:196)
    at org.scalatest.TestSuite.withFixture$(TestSuite.scala:195)
    at org.scalatest.FlatSpec.withFixture(FlatSpec.scala:1685)
    at org.scalatest.FlatSpecLike.invokeWithFixture$1(FlatSpecLike.scala:1680)
    at org.scalatest.FlatSpecLike.$anonfun$runTest$1(FlatSpecLike.scala:1692)
    at org.scalatest.SuperEngine.runTestImpl(Engine.scala:289)
    at org.scalatest.FlatSpecLike.runTest(FlatSpecLike.scala:1692)
    at org.scalatest.FlatSpecLike.runTest$(FlatSpecLike.scala:1674)
    at org.scalatest.FlatSpec.runTest(FlatSpec.scala:1685)
    at org.scalatest.FlatSpecLike.$anonfun$runTests$1(FlatSpecLike.scala:1750)
    at org.scalatest.SuperEngine.$anonfun$runTestsInBranch$1(Engine.scala:396)
    at scala.collection.immutable.List.foreach(List.scala:389)
    at org.scalatest.SuperEngine.traverseSubNodes$1(Engine.scala:384)
    at org.scalatest.SuperEngine.runTestsInBranch(Engine.scala:379)
    at org.scalatest.SuperEngine.runTestsImpl(Engine.scala:461)
    at org.scalatest.FlatSpecLike.runTests(FlatSpecLike.scala:1750)
    at org.scalatest.FlatSpecLike.runTests$(FlatSpecLike.scala:1749)
    at org.scalatest.FlatSpec.runTests(FlatSpec.scala:1685)
    at org.scalatest.Suite.run(Suite.scala:1147)
    at org.scalatest.Suite.run$(Suite.scala:1129)
    at org.scalatest.FlatSpec.org$scalatest$FlatSpecLike$$super$run(FlatSpec.scala:1685)
    at org.scalatest.FlatSpecLike.$anonfun$run$1(FlatSpecLike.scala:1795)
    at org.scalatest.SuperEngine.runImpl(Engine.scala:521)
    at org.scalatest.FlatSpecLike.run(FlatSpecLike.scala:1795)
    at org.scalatest.FlatSpecLike.run$(FlatSpecLike.scala:1793)
    at org.scalatest.FlatSpec.run(FlatSpec.scala:1685)
    at org.scalatest.tools.SuiteRunner.run(SuiteRunner.scala:45)
    at org.scalatest.tools.Runner$.$anonfun$doRunRunRunDaDoRunRun$13(Runner.scala:1346)
    at org.scalatest.tools.Runner$.$anonfun$doRunRunRunDaDoRunRun$13$adapted(Runner.scala:1340)
    at scala.collection.immutable.List.foreach(List.scala:389)
    at org.scalatest.tools.Runner$.doRunRunRunDaDoRunRun(Runner.scala:1340)
    at org.scalatest.tools.Runner$.$anonfun$runOptionallyWithPassFailReporter$24(Runner.scala:1031)
    at org.scalatest.tools.Runner$.$anonfun$runOptionallyWithPassFailReporter$24$adapted(Runner.scala:1010)
    at org.scalatest.tools.Runner$.withClassLoaderAndDispatchReporter(Runner.scala:1506)
    at org.scalatest.tools.Runner$.runOptionallyWithPassFailReporter(Runner.scala:1010)
    at org.scalatest.tools.Runner$.run(Runner.scala:850)
    at org.scalatest.tools.Runner.run(Runner.scala)
    at org.jetbrains.plugins.scala.testingSupport.scalaTest.ScalaTestRunner.runScalaTest2(ScalaTestRunner.java:131)
    at org.jetbrains.plugins.scala.testingSupport.scalaTest.ScalaTestRunner.main(ScalaTestRunner.java:28)

如果我想跳过测试并且不想回退到标签,我还能做什么?

【问题讨论】:

  • 你能不能只注释掉测试并添加一个TODO来提醒自己在它应该通过时取消注释?
  • @JamesWhiteley 我可以。然而我很健忘,我忘记。我有一个从不评论代码块的个人政策,但它是严格的:删除或修复代码。 (如果我需要恢复代码,我可以访问 git 历史记录或本地历史记录。)我不想提醒自己,我希望 sbt test 提醒我在每次测试运行时都跳过了测试。
  • 这很公平。我想我现在养成了每隔一段时间在 IntelliJ 中检查我的TODO 选项卡的习惯,因为当我尝试发出拉取请求而不检查注释掉的代码时,人们一直在呼唤我。你生活,你学习......

标签: scala unit-testing intellij-idea scalatest


【解决方案1】:

您也可以使用ignore 代替in - 这样您也可以忽略带有“文本”的测试用例。

这里是一个例子:

  "After running the code" should "be true" ignore {
    assert(???)
  }
  it should "be true in any case" ignore {
    assert(???)
  }

【讨论】:

    【解决方案2】:

    虽然ignore 可以工作,但测试根本不会运行,即使功能已修复,测试也可能会继续被忽略。既然你说你担心忘记重新打开测试,我建议pendingUntilFixed。测试仍在运行,如果断言失败,则忽略测试。但是,当功能修复并且断言通过时,测试失败,提醒您重新打开它。在in之后添加,如下:

    it should "be true" in pendingUntilFixed {
      assert(false)
    }
    

    【讨论】:

      【解决方案3】:

      it 关键字替换为ignore

      ignore should "be true" in {
        assert(false)
      }
      

      它将测试标记为忽略:

       [info] - should be true !!! IGNORED !!!
      

      并且不会在 IntellJ 中向控制台发送垃圾邮件。

      此外,虽然您可以使用 cancel 跳过,但仅当且仅当您的测试用例的前置条件失败时才使用它。例如。如果您依赖外部网络服务器上的功能测试并且当前无法访问,您可能不想让测试失败而是取消它。

      【讨论】:

      • 关于cancel使用的好提示。
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