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Added symbolic wrappers for Ut iterators #1725
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108 changes: 108 additions & 0 deletions
108
utbot-framework/src/main/kotlin/org/utbot/engine/CollectionIteratorWrappers.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| package org.utbot.engine | ||
|
|
||
| import org.utbot.engine.overrides.collections.UtArrayList.UtArrayListIterator | ||
| import org.utbot.engine.overrides.collections.UtArrayList.UtArrayListSimpleIterator | ||
| import org.utbot.engine.overrides.collections.UtHashSet.UtHashSetIterator | ||
| import org.utbot.engine.overrides.collections.UtLinkedList.UtReverseIterator | ||
| import org.utbot.framework.plugin.api.ClassId | ||
| import org.utbot.framework.plugin.api.FieldId | ||
| import org.utbot.framework.plugin.api.MethodId | ||
| import org.utbot.framework.plugin.api.UtAssembleModel | ||
| import org.utbot.framework.plugin.api.UtExecutableCallModel | ||
| import org.utbot.framework.plugin.api.UtModel | ||
| import org.utbot.framework.plugin.api.UtReferenceModel | ||
| import org.utbot.framework.plugin.api.util.id | ||
| import org.utbot.framework.plugin.api.util.methodId | ||
| import soot.SootClass | ||
| import soot.SootMethod | ||
| import kotlin.reflect.KClass | ||
| import kotlin.reflect.jvm.jvmName | ||
|
|
||
| /** | ||
| * Abstract wrapper for iterator of [java.util.Collection]. | ||
| */ | ||
| abstract class CollectionIteratorWrapper(overriddenClass: KClass<*>) : BaseOverriddenWrapper(overriddenClass.jvmName) { | ||
| protected abstract val modelName: String | ||
| protected abstract val javaCollectionClassId: ClassId | ||
| protected abstract val iteratorMethodId: MethodId | ||
| protected abstract val iteratorClassId: ClassId | ||
|
|
||
| override fun Traverser.overrideInvoke( | ||
| wrapper: ObjectValue, | ||
| method: SootMethod, | ||
| parameters: List<SymbolicValue> | ||
| ): List<InvokeResult>? = null | ||
|
|
||
| override fun value(resolver: Resolver, wrapper: ObjectValue): UtModel = resolver.run { | ||
| val addr = holder.concreteAddr(wrapper.addr) | ||
| val fieldModels = collectFieldModels(wrapper.addr, overriddenClass.type) | ||
|
|
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| val containerFieldId = overriddenClass.enclosingClassField | ||
| val containerFieldModel = fieldModels[containerFieldId] as UtReferenceModel | ||
|
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| val instantiationCall = UtExecutableCallModel( | ||
| instance = containerFieldModel, | ||
| executable = iteratorMethodId, | ||
| params = emptyList() | ||
| ) | ||
|
|
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| UtAssembleModel(addr, iteratorClassId, modelName, instantiationCall) | ||
| } | ||
| } | ||
|
|
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| class IteratorOfListWrapper : CollectionIteratorWrapper(UtArrayListSimpleIterator::class) { | ||
| override val modelName: String = "iteratorOfList" | ||
| override val javaCollectionClassId: ClassId = java.util.List::class.id | ||
| override val iteratorClassId: ClassId = java.util.Iterator::class.id | ||
| override val iteratorMethodId: MethodId = methodId( | ||
| classId = javaCollectionClassId, | ||
| name = "iterator", | ||
| returnType = iteratorClassId, | ||
| arguments = emptyArray() | ||
| ) | ||
| } | ||
|
|
||
| class ListIteratorOfListWrapper : CollectionIteratorWrapper(UtArrayListIterator::class) { | ||
| override val modelName: String = "listIteratorOfList" | ||
| override val javaCollectionClassId: ClassId = java.util.List::class.id | ||
| override val iteratorClassId: ClassId = java.util.ListIterator::class.id | ||
| override val iteratorMethodId: MethodId = methodId( | ||
| classId = javaCollectionClassId, | ||
| name = "listIterator", | ||
| returnType = iteratorClassId, | ||
| arguments = emptyArray() | ||
| ) | ||
| } | ||
|
|
||
| class IteratorOfSetWrapper : CollectionIteratorWrapper(UtHashSetIterator::class) { | ||
| override val modelName: String = "iteratorOfSet" | ||
| override val javaCollectionClassId: ClassId = java.util.Set::class.id | ||
| override val iteratorClassId: ClassId = java.util.Iterator::class.id | ||
| override val iteratorMethodId: MethodId = methodId( | ||
| classId = javaCollectionClassId, | ||
| name = "iterator", | ||
| returnType = iteratorClassId, | ||
| arguments = emptyArray() | ||
| ) | ||
| } | ||
|
|
||
| class ReverseIteratorWrapper :CollectionIteratorWrapper(UtReverseIterator::class) { | ||
| override val modelName: String = "reverseIterator" | ||
| override val javaCollectionClassId: ClassId = java.util.Deque::class.id | ||
| override val iteratorClassId: ClassId = java.util.Iterator::class.id | ||
| override val iteratorMethodId: MethodId = methodId( | ||
| classId = javaCollectionClassId, | ||
| name = "descendingIterator", | ||
| returnType = iteratorClassId, | ||
| arguments = emptyArray() | ||
| ) | ||
| } | ||
|
|
||
| internal val SootClass.enclosingClassField: FieldId | ||
| get() { | ||
| require(isInnerClass) { | ||
| "Cannot get field for enclosing class of non-inner class $this" | ||
| } | ||
|
|
||
| return getFieldByName("this$0").fieldId | ||
| } | ||
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Why is
ReverseIteratorWrappercorresponds toDeque?There was a problem hiding this comment.
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Because
descendingIteratoris a method ofjava.util.Deque