robotium android junit test出现Test run failed: No test results

流浪的风月

eclispe中导入源码后，新建测试工程，进行android junit test出现以下问题：
[2017-06-01 20:04:45 - AndroidCalculatorTest] Android Launch!
[2017-06-01 20:04:45 - AndroidCalculatorTest] adb is running normally.
[2017-06-01 20:04:45 - AndroidCalculatorTest] Performing android.test.InstrumentationTestRunner JUnit launch
[2017-06-01 20:04:45 - AndroidCalculatorTest] Automatic Target Mode: Unable to detect device compatibility. Please select a target device.
[2017-06-01 20:04:48 - AndroidCalculatorTest] WARNING: Unknown device API version!
[2017-06-01 20:04:48 - AndroidCalculatorTest] Uploading AndroidCalculatorTest.apk onto device '192.168.115.101:5555'
[2017-06-01 20:04:48 - AndroidCalculatorTest] Installing AndroidCalculatorTest.apk...
[2017-06-01 20:04:49 - AndroidCalculatorTest] Success!
[2017-06-01 20:04:49 - AndroidCalculatorTest] Project dependency found, installing: AndroidCalculator
[2017-06-01 20:04:49 - AndroidCalculator] Uploading AndroidCalculator.apk onto device '192.168.115.101:5555'
[2017-06-01 20:04:49 - AndroidCalculator] Installing AndroidCalculator.apk...
[2017-06-01 20:04:49 - AndroidCalculator] Success!
[2017-06-01 20:04:49 - AndroidCalculatorTest] Launching instrumentation android.test.InstrumentationTestRunner on 192.168.115.101:5555
[2017-06-01 20:04:50 - AndroidCalculatorTest] Test run failed: No test results

请各位高手们指点一下，谢谢！！！

wanglingmei

解决了吗