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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2020 Pantheon.tech
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.cps.rest.exceptions
import groovy.json.JsonSlurper
import org.modelmapper.ModelMapper
import org.onap.cps.api.CpsAdminService
import org.onap.cps.spi.exceptions.AnchorAlreadyDefinedException
import org.onap.cps.spi.exceptions.CpsException
import org.onap.cps.spi.exceptions.DataValidationException
import org.onap.cps.spi.exceptions.NotFoundInDataspaceException
import org.onap.cps.spi.exceptions.ModelValidationException
import org.onap.cps.spi.exceptions.SchemaSetAlreadyDefinedException
import org.spockframework.spring.SpringBean
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest
import org.springframework.test.web.servlet.MockMvc
import spock.lang.Shared
import spock.lang.Specification
import spock.lang.Unroll
import static org.springframework.http.HttpStatus.BAD_REQUEST
import static org.springframework.http.HttpStatus.INTERNAL_SERVER_ERROR
import static org.springframework.http.HttpStatus.NOT_FOUND
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get
@WebMvcTest
class CpsRestExceptionHandlerSpec extends Specification {
@SpringBean
CpsAdminService mockCpsAdminService = Mock()
@SpringBean
ModelMapper modelMapper = Mock()
@Autowired
MockMvc mvc
@Shared
def errorMessage = 'some error message'
@Shared
def errorDetails = 'some error details'
@Shared
def dataspaceName = 'MyDataSpace'
@Shared
def existingObjectName = 'MyAdminObject'
def 'Get request with runtime exception returns HTTP Status Internal Server Error'() {
when: 'runtime exception is thrown by the service'
setupTestException(new IllegalStateException(errorMessage))
def response = performTestRequest()
then: 'an HTTP Internal Server Error response is returned with correct message and details'
assertTestResponse(response, INTERNAL_SERVER_ERROR, errorMessage, null)
}
def 'Get request with generic CPS exception returns HTTP Status Internal Server Error'() {
when: 'generic CPS exception is thrown by the service'
setupTestException(new CpsException(errorMessage, errorDetails))
def response = performTestRequest()
then: 'an HTTP Internal Server Error response is returned with correct message and details'
assertTestResponse(response, INTERNAL_SERVER_ERROR, errorMessage, errorDetails)
}
def 'Get request with no data found CPS exception returns HTTP Status Not Found'() {
when: 'no data found CPS exception is thrown by the service'
def dataspaceName = 'MyDataSpace'
def descriptionOfObject = 'Description'
setupTestException(new NotFoundInDataspaceException(dataspaceName, descriptionOfObject))
def response = performTestRequest()
then: 'an HTTP Not Found response is returned with correct message and details'
assertTestResponse(response, NOT_FOUND, 'Object not found',
'Description does not exist in dataspace MyDataSpace.')
}
@Unroll
def 'request with an expectedObjectTypeInMessage object already defined exception returns HTTP Status Bad Request'() {
when: 'no data found CPS exception is thrown by the service'
setupTestException(exceptionThrown)
def response = performTestRequest()
then: 'an HTTP Bad Request response is returned with correct message an details'
assertTestResponse(response, BAD_REQUEST,
"Duplicate ${expectedObjectTypeInMessage}",
"${expectedObjectTypeInMessage} with name ${existingObjectName} " +
'already exists for dataspace MyDataSpace.')
where: 'the following exceptions are thrown'
exceptionThrown || expectedObjectTypeInMessage
new SchemaSetAlreadyDefinedException(dataspaceName, existingObjectName, null) || 'Schema Set'
new AnchorAlreadyDefinedException(dataspaceName, existingObjectName, null) || 'Anchor'
}
@Unroll
def 'Get request with a #exceptionThrown.class.simpleName returns HTTP Status Bad Request'() {
when: 'CPS validation exception is thrown by the service'
setupTestException(exceptionThrown)
def response = performTestRequest()
then: 'an HTTP Bad Request response is returned with correct message and details'
assertTestResponse(response, BAD_REQUEST, errorMessage, errorDetails)
where: 'the following exceptions are thrown'
exceptionThrown << [new ModelValidationException(errorMessage, errorDetails, null),
new DataValidationException(errorMessage, errorDetails, null)]
}
/*
* NB. The test uses 'get JSON by id' endpoint and associated service method invocation
* to test the exception handling. The endpoint chosen is not a subject of test.
*/
def setupTestException(exception) {
mockCpsAdminService.getAnchors(_) >> { throw exception}
}
def performTestRequest() {
return mvc.perform(get('/v1/dataspaces/dataspace-name/anchors')).andReturn().response
}
void assertTestResponse(response, expectedStatus,
expectedErrorMessage, expectedErrorDetails) {
assert response.status == expectedStatus.value()
def content = new JsonSlurper().parseText(response.contentAsString)
assert content['status'] == expectedStatus.toString()
assert content['message'] == expectedErrorMessage
assert expectedErrorDetails == null || content['details'] == expectedErrorDetails
}
}
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