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REST Api インターフェイスを単体テストできるように、静的メソッドをスタブ化しようとしています。

私は使用しています...

  • PowerMockito 1.5 (静的のモックを有効にするため)
  • Roboelectric 1.2 (Android の残りの部分をスタブ化するため)
  • JUnit 4.10

次のコードを実行すると、その後のエラーが表示されます

これを修正できるものについて何か考えはありますか?

    @RunWith(RobolectricTestRunner.class)
    @PrepareForTest({Api.class})
    public class ApiTest extends TestCase {

        @Rule
        public PowerMockRule rule = new PowerMockRule();
        ...
        @Test
        public void testGet() throws Exception {
            Api.Response fakeResponse = PowerMockito.mock(Api.Response.class);
            PowerMockito.when(fakeResponse.getResult()).thenReturn(responseObj);
            mockStatic(Api.class);
            PowerMockito.when(Api.execute(any(HttpRequestBase.class))).thenReturn(fakeResponse);
            Api.get("/v1/contacts/");
        }
    }

ただし、「Api.get」を呼び出す直前の静的なスタブは、次のエラーをスローします...

java.lang.RuntimeException: java.lang.ClassNotFoundException: caught an exception while obtaining a class file for org.powermock.classloading.DeepCloner
    at org.powermock.api.support.ClassLoaderUtil.loadClass(ClassLoaderUtil.java:68)
    at org.powermock.api.support.ClassLoaderUtil.loadClass(ClassLoaderUtil.java:34)
    at org.powermock.classloading.ClassloaderExecutor.createDeepCloner(ClassloaderExecutor.java:106)
    at org.powermock.classloading.ClassloaderExecutor.execute(ClassloaderExecutor.java:88)
    at org.powermock.classloading.ClassloaderExecutor.execute(ClassloaderExecutor.java:78)
    at org.powermock.modules.junit4.rule.PowerMockStatement.evaluate(PowerMockRule.java:49)
    at com.xtremelabs.robolectric.RobolectricTestRunner$1.evaluate(RobolectricTestRunner.java:288)
    at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263)
    at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68)
    at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47)
    at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
    at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
    at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
    at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
    at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
    at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
    at org.junit.runner.JUnitCore.run(JUnitCore.java:157)
    at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:77)
    at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:195)
    at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:63)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at com.intellij.rt.execution.application.AppMain.main(AppMain.java:120)
Caused by: java.lang.ClassNotFoundException: caught an exception while obtaining a class file for org.powermock.classloading.DeepCloner
    at javassist.Loader.findClass(Loader.java:360)
    at com.xtremelabs.robolectric.bytecode.RobolectricClassLoader.findClass(RobolectricClassLoader.java:83)
    at javassist.Loader.loadClass(Loader.java:312)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
    at com.xtremelabs.robolectric.bytecode.RobolectricClassLoader.loadClass(RobolectricClassLoader.java:59)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:247)
    at org.powermock.api.support.ClassLoaderUtil.loadClass(ClassLoaderUtil.java:66)
    ... 24 more
Caused by: com.xtremelabs.robolectric.bytecode.IgnorableClassNotFoundException: msg because of javassist.NotFoundException: org.powermock.classloading.DeepCloner
    at com.xtremelabs.robolectric.bytecode.AndroidTranslator.onLoad(AndroidTranslator.java:92)
    at javassist.Loader.findClass(Loader.java:341)
    ... 31 more
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