import com.eviware.soapui.model.testsuite.Assertable.AssertionStatus

def TestSuite = testRunner.getTestCase()
def StepList = TestSuite.getTestStepList()

Failed = 0
Total = 0

log.info "_____Start of Log_____"

// psuedo code
// SuiteList.each
// CaseList.each

StepList.each
    {
        if(it.metaClass.hasProperty(it,'assertionStatus')){
            Total = Total + 1
            def assertions = it.getAssertionList()
            assertions.each
            { assertion ->
                if(it.assertionStatus == AssertionStatus.FAILED)
                {
                    assertion.getErrors().each
                    { error ->
                        log.error "${it.name}: [FAILED] ${error.getMessage()}"
                    }
                    Failed = Failed + 1
                }
            }
        }
    }
log.info " Script Run: " + Total
log.info " Scripts Failed: " + Failed
log.info "_____End of Log_____"

Tue Oct 25 12:55:20 BST 2016:ERROR:TestStep_0299: [FAILED] Expected Result: 49.401 or 52.002 or 54.602 Actual Result: 41.60164055168. Expression: node.toString().matches((49.401|52.002|54.602)d*)
Tue Oct 25 12:55:20 BST 2016:ERROR:TestStep_0300: [FAILED] Expected Result: 61.752 or 65.002 or 68.252 Actual Result: 52.0020506896. Expression: node.toString().matches((61.752|65.002|68.252)d*)
Tue Oct 25 12:55:20 BST 2016:INFO: Script Run: 300
Tue Oct 25 12:55:20 BST 2016:INFO: Scripts Failed: 205
Tue Oct 25 12:55:20 BST 2016:INFO:_____End of Log_____