2017-03-08 68 views
0

我想写一个本地化类来转换给定段落中的数字和货币。这是我试图运行的测试用例。安卓单元测试 - assertEqual不能使用语言环境值

@Test 
public void localContentTest() throws Exception { 
    String content = "Go Square Wakad, 411057 Pune"; 
    String expectedContent = "Go Square Wakad, 411057 Pune"; 
    String actualString = Localization.localeContent(content, Locale.GERMAN); 
    assertEquals(expectedContent, actualString); 
} 

Localization.localeContent是返回字符串的简单函数。

public static String localeContent(final String content, final Locale locale) { 
     final StringBuilder stringBuilderResult = new StringBuilder(); 
     ... 
     //Something to extract number and get it localize. 

     return stringBuilderResult.toString(); 
    } 

在测试输出我得到这个。我不明白为什么即使预期和实际相同测试失败。

junit.framework.ComparisonFailure: 
Expected :Go Square Wakad, 411057 Pune 
Actual :Go Square Wakad, 411057 Pune 
<Click to see difference> 


    at junit.framework.Assert.assertEquals(Assert.java:100) 
    at junit.framework.Assert.assertEquals(Assert.java:107) 
    at localizationdemo.com.localizationdemo.LocalizationTest.localContentTestForNoDecimalValues(LocalizationTest.java:333) 
    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:498) 
    at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50) 
    at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) 
    at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) 
    at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) 
    at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) 
    at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) 
    at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78) 
    at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57) 
    at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) 
    at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) 
    at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) 
    at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) 
    at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) 
    at org.junit.runners.ParentRunner.run(ParentRunner.java:363) 
    at org.junit.runner.JUnitCore.run(JUnitCore.java:137) 
    at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:117) 
    at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:42) 
    at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:262) 
    at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:84) 
    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:498) 
    at com.intellij.rt.execution.application.AppMain.main(AppMain.java:147) 

回答

2

看来你必须在你的实际字符串末尾一个空格:

Expected :"Go Square Wakad, 411057 Pune" 
Actual :"Go Square Wakad, 411057 Pune " 

如果没有,请与我们分享您用来生成实际的串码。

+0

大声笑,我要杀了自己..就是这样......你真棒。感谢名单。我必须问,你是如何在“预期”和“实际”中得到双引号的。 –

+0

我刚刚发布了引用,以使我的观点清楚,那不是实际的控制台输出:P 但是您可以做的是检查并比较字符串长度;如果字符串看起来相同但不具有相同的长度,则可能在末尾有一些空白。 – CodeX