是否有一种简洁的内置方法在JUnit中对两个类似类型的数组进行等于断言?默认情况下(至少在JUnit 4中)它似乎在数组对象本身上进行实例比较.
EG,不起作用:
int[] expectedResult = new int[] { 116800, 116800 };
int[] result = new GraphixMask().sortedAreas(rectangles);
assertEquals(expectedResult, result);
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当然,我可以手动完成:
assertEquals(expectedResult.length, result.length);
for (int i = 0; i < expectedResult.length; i++)
assertEquals("mismatch at " + i, expectedResult[i], result[i]);
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..但有更好的方法吗?
我有一个简单的DataPipeline作业,该作业只有一个EmrActivity,并且只有一个步骤试图从s3存储桶中执行配置单元脚本。
EmrActivity的配置如下所示:
{
"name" : "Extract and Transform",
"id" : "HiveActivity",
"type" : "EmrActivity",
"runsOn" : { "ref" : "EmrCluster" },
"step" : ["command-runner.jar,/usr/share/aws/emr/scripts/hive-script --run-hive-script --args -f s3://[bucket-name-removed]/s1-tracer-hql.q -d INPUT=s3://[bucket-name-removed] -d OUTPUT=s3://[bucket-name-removed]"],
"runsOn" : { "ref": "EmrCluster" }
}
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以及运行它的相应EmrCluster资源的配置:
{
"id" : "EmrCluster",
"type" : "EmrCluster",
"name" : "Hive Cluster",
"keyPair" : "[removed]",
"masterInstanceType" : "m3.xlarge",
"coreInstanceType" : "m3.xlarge",
"coreInstanceCount" : "2",
"coreInstanceBidPrice": "0.10",
"releaseLabel": "emr-4.1.0",
"applications": ["hive"],
"enableDebugging" : "true",
"terminateAfter": "45 Minutes"
}
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我收到的错误消息始终如下:
java.io.IOException: Cannot run …Run Code Online (Sandbox Code Playgroud) hadoop hive amazon-web-services amazon-emr amazon-data-pipeline