[英]Transient mode for unit tests with jclouds and Openstack Swift doesn't work
我剛剛遷移到jclouds 2.0.0(它假設了一些不可重復操作的問題而且確實如此)。 這是依賴項
<dependency>
<groupId>org.apache.jclouds.driver</groupId>
<artifactId>jclouds-slf4j</artifactId>
<version>2.0.0</version>
</dependency>
<dependency>
<groupId>org.apache.jclouds.api</groupId>
<artifactId>openstack-keystone</artifactId>
<version>2.0.0</version>
</dependency>
<dependency>
<groupId>org.apache.jclouds.api</groupId>
<artifactId>openstack-swift</artifactId>
<version>2.0.0</version>
</dependency>
我想為我的代碼進行單元測試。 但是當我使用transient
作為提供者時:
SwiftApi swiftApi = ContextBuilder.newBuilder("transient")
.endpoint(endpoint)
.credentials(user, password)
.modules(modules)
.overrides(overrides)
.buildApi(SwiftApi.class);
我得到這個例外:
com.google.inject.ConfigurationException: Guice configuration errors:
1) No implementation for org.jclouds.openstack.swift.v1.SwiftApi was bound.
while locating org.jclouds.openstack.swift.v1.SwiftApi
1 error
at com.google.inject.internal.InjectorImpl.getProvider(InjectorImpl.java:1004)
at com.google.inject.internal.InjectorImpl.getInstance(InjectorImpl.java:1009)
at org.jclouds.ContextBuilder.buildApi(ContextBuilder.java:651)
at org.jclouds.ContextBuilder.buildApi(ContextBuilder.java:643)
at eu.europeana.cloud.service.mcs.persistent.swift.SimpleSwiftConnectionProvider.openConnections(SimpleSwiftConnectionProvider.java:91)
at eu.europeana.cloud.service.mcs.persistent.swift.SimpleSwiftConnectionProvider.<init>(SimpleSwiftConnectionProvider.java:67)
at eu.europeana.cloud.service.mcs.persistent.swift.SimpleSwiftConnectionProviderTest.getContainer(SimpleSwiftConnectionProviderTest.java:24)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
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.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$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:51)
at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:237)
at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java:147)
使用openstack-swift
作為提供程序運行的相同代碼(以及正確的憑據和端點)運行正常。 將任何其他字符串作為newBuilder
函數參數傳遞原因:
java.util.NoSuchElementException: key [wrongstring] not in the list of providers or apis: {apis=[openstack-keystone, openstack-swift, transient]}
at org.jclouds.ContextBuilder.newBuilder(ContextBuilder.java:175)
這讓我覺得應該支持transient
。 但是如何讓它發揮作用?
您無法創建瞬態blobstore的SwiftApi
視圖; 相反,您必須使用可移植的BlobStore
視圖:
String provider = ...; // openstack-swift or transient
BlobStoreContext context = ContextBuilder.newBuilder(provider)
.endpoint(endpoint)
.credentials(user, password)
.buildApi(BlobStoreContext.class);
BlobStore blobStore = context.getBlobStore();
// interact with blobStore, e.g., get, put
...
context.close();
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