| /* |
| * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors. |
| * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file. |
| */ |
| |
| package org.jetbrains.kotlin.analysis.low.level.api.fir.diagnostic |
| |
| import org.jetbrains.kotlin.fir.SessionConfiguration |
| import org.jetbrains.kotlin.fir.analysis.checkers.context.CheckerContext |
| import org.jetbrains.kotlin.fir.declarations.FirDeclaration |
| import org.jetbrains.kotlin.fir.declarations.FirFile |
| import org.jetbrains.kotlin.fir.resolve.ImplicitReceiverStack |
| import org.jetbrains.kotlin.fir.resolve.SessionHolderImpl |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.state.LLFirSourceResolveSession |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.api.DiagnosticCheckerFilter |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.api.getDiagnostics |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.api.getOrBuildFirFile |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.diagnostics.BeforeElementDiagnosticCollectionHandler |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.diagnostics.fir.PersistenceContextCollector |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.file.structure.FileStructureElement |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.file.structure.NonReanalyzableDeclarationStructureElement |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.file.structure.ReanalyzableStructureElement |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.file.structure.RootStructureElement |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.name |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.resolveWithClearCaches |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.sessions.LLFirResolvableModuleSession |
| import org.jetbrains.kotlin.analysis.low.level.api.fir.test.base.AbstractLowLevelApiSingleFileTest |
| import org.jetbrains.kotlin.analysis.project.structure.getKtModule |
| import org.jetbrains.kotlin.psi.KtFile |
| import org.jetbrains.kotlin.test.services.AssertionsService |
| import org.jetbrains.kotlin.test.services.TestModuleStructure |
| import org.jetbrains.kotlin.test.services.TestServices |
| import org.jetbrains.kotlin.test.services.assertions |
| |
| |
| abstract class AbstractFirContextCollectionTest : AbstractLowLevelApiSingleFileTest() { |
| override fun doTestByFileStructure(ktFile: KtFile, moduleStructure: TestModuleStructure, testServices: TestServices) { |
| val handler = BeforeElementTestDiagnosticCollectionHandler(testServices.assertions) |
| resolveWithClearCaches( |
| ktFile, |
| configureSession = { |
| @OptIn(SessionConfiguration::class) |
| register(BeforeElementDiagnosticCollectionHandler::class, handler) |
| } |
| ) { firResolveSession -> |
| check(firResolveSession is LLFirSourceResolveSession) |
| |
| val session = firResolveSession.getSessionFor(ktFile.getKtModule()) as LLFirResolvableModuleSession |
| val fileStructureCache = session.moduleComponents.fileStructureCache |
| |
| val fileStructure = fileStructureCache.getFileStructure(ktFile) |
| val allStructureElements = fileStructure.getAllStructureElements() |
| |
| handler.elementsToCheckContext = allStructureElements.map { it.getFirDeclaration() } |
| handler.firFile = ktFile.getOrBuildFirFile(firResolveSession) |
| |
| ktFile.getDiagnostics(firResolveSession, DiagnosticCheckerFilter.ONLY_COMMON_CHECKERS) |
| } |
| } |
| |
| private fun FileStructureElement.getFirDeclaration(): FirDeclaration = when (this) { |
| is NonReanalyzableDeclarationStructureElement -> fir |
| is ReanalyzableStructureElement<*, *> -> firSymbol.fir |
| is RootStructureElement -> firFile |
| } |
| |
| |
| private class BeforeElementTestDiagnosticCollectionHandler( |
| private val assertions: AssertionsService |
| ) : |
| BeforeElementDiagnosticCollectionHandler() { |
| lateinit var elementsToCheckContext: List<FirDeclaration> |
| lateinit var firFile: FirFile |
| |
| override fun beforeGoingNestedDeclaration(declaration: FirDeclaration, context: CheckerContext) { |
| if (declaration is FirFile) { |
| return |
| } |
| if (declaration in elementsToCheckContext) { |
| val collectedContext = PersistenceContextCollector.collectContext( |
| SessionHolderImpl.createWithEmptyScopeSession(declaration.moduleData.session), |
| firFile, |
| declaration |
| ) |
| compareStructurally(context, collectedContext) |
| } |
| } |
| |
| private fun compareStructurally(expected: CheckerContext, actual: CheckerContext) { |
| assertions.assertEquals(expected.implicitReceiverStack.asString(), actual.implicitReceiverStack.asString()) |
| assertions.assertEquals(expected.containingDeclarations.asString(), actual.containingDeclarations.asString()) |
| } |
| |
| private fun ImplicitReceiverStack.asString() = |
| joinToString { it.boundSymbol.name() } |
| |
| private fun List<FirDeclaration>.asString() = |
| joinToString(transform = FirDeclaration::name) |
| } |
| } |
| |