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subprojects/xcfa/xcfa-analysis/src/test/java/hu/bme/mit/theta/xcfa/analysis/XcfaStateTest.kt
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| /* | ||
| * Copyright 2023 Budapest University of Technology and Economics | ||
| * | ||
| * 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. | ||
| */ | ||
|
|
||
| package hu.bme.mit.theta.xcfa.analysis | ||
|
|
||
| import hu.bme.mit.theta.analysis.expl.ExplState | ||
| import hu.bme.mit.theta.core.type.inttype.IntExprs | ||
| import hu.bme.mit.theta.xcfa.model.* | ||
| import org.junit.jupiter.api.Assertions.assertTrue | ||
| import org.junit.jupiter.api.Test | ||
| import java.util.* | ||
| import java.util.function.Predicate | ||
|
|
||
| class XcfaStateTest { | ||
|
|
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| @Test | ||
| fun testApply1() { | ||
| val actionOrder: MutableList<XcfaAction> = ArrayList() | ||
| val expectations: MutableList<Predicate<XcfaState<ExplState>>> = ArrayList() | ||
| lateinit var initState: XcfaState<ExplState> | ||
| lateinit var xcfa: XCFA | ||
|
|
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| val edges: MutableList<XcfaEdge> = ArrayList() | ||
| xcfa = xcfa("example") { | ||
| val proc1 = procedure("proc1") { | ||
| val a = "a" type IntExprs.Int() direction ParamDirection.IN | ||
| val b = "b" type IntExprs.Int() direction ParamDirection.OUT | ||
|
|
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| edges.add((init to final) { | ||
| b assign a.ref | ||
| }) | ||
| } | ||
| val main = procedure("main") { | ||
| val tmp = "tmp" type IntExprs.Int() | ||
| edges.add((init to "L1") { | ||
| proc1("1", tmp.ref) | ||
| }) | ||
| edges.add(("L1" to "L2") { | ||
| tmp.start(proc1, tmp.ref) | ||
| }) | ||
| edges.add(("L2" to final) { | ||
| tmp.join() | ||
| }) | ||
| } | ||
|
|
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| main.start() | ||
| } | ||
| initState = XcfaState( | ||
| xcfa, | ||
| mapOf( | ||
| Pair(0, | ||
| XcfaProcessState( | ||
| locs = LinkedList(listOf(edges[1].source)), | ||
| varLookup = LinkedList() | ||
| ) | ||
| ) | ||
| ), | ||
| ExplState.bottom() | ||
| ) | ||
|
|
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| actionOrder.add(XcfaAction(0, edges[1])) | ||
| expectations.add { it.processes[0]!!.locs.size == 2 && it.processes[0]!!.locs.peek() == edges[0].source } | ||
|
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| actionOrder.add(XcfaAction(0, edges[0])) | ||
| expectations.add { it.processes[0]!!.locs.size == 2 && it.processes[0]!!.locs.peek() == edges[0].target } | ||
|
|
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| actionOrder.add(XcfaAction(0, XcfaEdge(edges[0].target, edges[0].target, ReturnLabel(NopLabel)))) | ||
| expectations.add { it.processes[0]!!.locs.size == 1 && it.processes[0]!!.locs.peek() == edges[1].target } | ||
|
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| actionOrder.add(XcfaAction(0, edges[2])) | ||
| expectations.add { | ||
| it.processes.size == 2 && | ||
| it.processes[0]!!.locs.size == 1 && it.processes[0]!!.locs.peek() == edges[2].target && | ||
| it.processes[1]!!.locs.size == 1 && it.processes[1]!!.locs.peek() == edges[0].source | ||
| } | ||
|
|
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| actionOrder.add(XcfaAction(1, edges[0])) | ||
| expectations.add { | ||
| it.processes.size == 2 && | ||
| it.processes[0]!!.locs.size == 1 && it.processes[0]!!.locs.peek() == edges[2].target && | ||
| it.processes[1]!!.locs.size == 1 && it.processes[1]!!.locs.peek() == edges[0].target | ||
| } | ||
|
|
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| actionOrder.add(XcfaAction(1, XcfaEdge(edges[0].target, edges[0].target, ReturnLabel(NopLabel)))) | ||
| expectations.add { it.processes.size == 1 && it.processes[0]!!.locs.size == 1 && it.processes[0]!!.locs.peek() == edges[2].target } | ||
|
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| actionOrder.add(XcfaAction(0, edges[3])) | ||
| expectations.add { it.processes[0]!!.locs.size == 1 && it.processes[0]!!.locs.peek() == edges[3].target } | ||
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| var state = initState | ||
| for ((index, xcfaAction) in actionOrder.withIndex()) { | ||
| println("Test $index: $xcfaAction") | ||
| val newState = state.apply(xcfaAction) | ||
| assertTrue(expectations[index].test(newState.first)) | ||
| state = newState.first | ||
| println("Test $index OK") | ||
| } | ||
| } | ||
| } |
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