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Emit UtError when there are no beans for this instance during integration test generation #2399

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Merged
merged 1 commit into from
Jul 11, 2023
Merged

Emit UtError when there are no beans for this instance during integration test generation #2399

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8 changes: 8 additions & 0 deletions utbot-framework-api/src/main/kotlin/org/utbot/framework/plugin/api/Api.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -1537,6 +1537,14 @@ class SpringApplicationContext(
exception
)
}.orEmpty() + super.getErrors()

fun getBeansAssignableTo(classId: ClassId): List<BeanDefinitionData> = beanDefinitions.filter { beanDef ->
// some bean classes may fail to load
runCatching {
val beanClass = ClassId(beanDef.beanTypeName).jClass
classId.jClass.isAssignableFrom(beanClass)
}.getOrElse { false }
}
}

enum class SpringTestType(
Expand Down
21 changes: 17 additions & 4 deletions utbot-framework/src/main/kotlin/org/utbot/engine/UtBotSymbolicEngine.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -40,7 +40,6 @@ import org.utbot.framework.util.calculateSize
import org.utbot.framework.util.convertToAssemble
import org.utbot.framework.util.graph
import org.utbot.framework.util.sootMethod
import org.utbot.framework.plugin.api.SpringSettings.*
import org.utbot.fuzzer.*
import org.utbot.fuzzing.*
import org.utbot.fuzzing.providers.FieldValueProvider
Expand Down Expand Up @@ -388,9 +387,24 @@ class UtBotSymbolicEngine(
val attemptsLimit = UtSettings.fuzzingMaxAttempts
val names = graph.body.method.tags.filterIsInstance<ParamNamesTag>().firstOrNull()?.names ?: emptyList()
var testEmittedByFuzzer = 0

if (applicationContext is SpringApplicationContext &&
applicationContext.springTestType == SpringTestType.INTEGRATION_TEST &&
applicationContext.getBeansAssignableTo(methodUnderTest.classId).isEmpty()) {
val fullConfigDisplayName = (applicationContext.springSettings as? SpringSettings.PresentSpringSettings)
?.configuration?.fullDisplayName
val errorDescription = "No beans of type ${methodUnderTest.classId.name} are found. " +
"Try choosing different Spring configuration or adding beans to $fullConfigDisplayName"
emit(UtError(
errorDescription,
IllegalStateException(errorDescription)
))
return@flow
}

val valueProviders = ValueProvider.of(defaultValueProviders(defaultIdGenerator))
.letIf(applicationContext is SpringApplicationContext
&& applicationContext.springSettings is PresentSpringSettings
&& applicationContext.springTestType == SpringTestType.INTEGRATION_TEST
) { provider ->
val relevantRepositories = concreteExecutor.getRelevantSpringRepositories(methodUnderTest.classId)
logger.info { "Detected relevant repositories for class ${methodUnderTest.classId}: $relevantRepositories" }
Expand All @@ -413,8 +427,7 @@ class UtBotSymbolicEngine(
val springBeanValueProvider = SpringBeanValueProvider(
defaultIdGenerator,
beanNameProvider = { classId ->
(applicationContext as SpringApplicationContext).beanDefinitions
.filter { it.beanTypeName == classId.name }
(applicationContext as SpringApplicationContext).getBeansAssignableTo(classId)
.map { it.beanName }
},
relevantRepositories = relevantRepositories
Expand Down