[Test] Save TargetBackend instead of BackendKind in TestModule

compiler/test-infrastructure/tests/org/jetbrains/kotlin/test/TestConfiguration.kt

@@ -6,14 +6,11 @@
 package org.jetbrains.kotlin.test
 
 import com.intellij.openapi.Disposable
-import org.jetbrains.kotlin.test.directives.ConfigurationDirectives
-import org.jetbrains.kotlin.test.directives.LanguageSettingsDirectives
 import org.jetbrains.kotlin.test.directives.model.DirectivesContainer
 import org.jetbrains.kotlin.test.directives.model.RegisteredDirectives
 import org.jetbrains.kotlin.test.model.*
 import org.jetbrains.kotlin.test.services.MetaTestConfigurator
 import org.jetbrains.kotlin.test.services.ModuleStructureExtractor
-import org.jetbrains.kotlin.test.services.SourceFilePreprocessor
 import org.jetbrains.kotlin.test.services.TestServices
 
 typealias Constructor<T> = (TestServices) -> T

compiler/test-infrastructure/tests/org/jetbrains/kotlin/test/TestRunner.kt

@@ -55,7 +55,7 @@ class TestRunner(private val testConfiguration: TestConfiguration) {
         var failedException: Throwable? = null
         try {
             for (module in modules) {
-                processModule(module, dependencyProvider, moduleStructure)
+                processModule(services, module, dependencyProvider, moduleStructure)
             }
         } catch (e: Throwable) {
             failedException = e
@@ -87,6 +87,7 @@ class TestRunner(private val testConfiguration: TestConfiguration) {
     }
 
     private fun processModule(
+        services: TestServices,
         module: TestModule,
         dependencyProvider: DependencyProviderImpl,
         moduleStructure: TestModuleStructure
@@ -105,7 +106,7 @@ class TestRunner(private val testConfiguration: TestConfiguration) {
             }
         }
 
-        val backendKind = module.backendKind
+        val backendKind = services.backendKindExtractor.backendKind(module.targetBackend)
         if (!backendKind.shouldRunAnalysis) return
 
         val backendInputInfo = testConfiguration.getFacade(frontendKind, backendKind)

compiler/test-infrastructure/tests/org/jetbrains/kotlin/test/directives/ModuleStructureDirectives.kt

@@ -5,6 +5,7 @@
 
 package org.jetbrains.kotlin.test.directives
 
+import org.jetbrains.kotlin.test.TargetBackend
 import org.jetbrains.kotlin.test.directives.model.SimpleDirectivesContainer
 
 object ModuleStructureDirectives : SimpleDirectivesContainer() {
@@ -45,7 +46,7 @@ object ModuleStructureDirectives : SimpleDirectivesContainer() {
         """.trimIndent()
     )
 
-    val TARGET_BACKEND_KIND by stringDirective(
+    val TARGET_BACKEND_KIND by enumDirective<TargetBackend>(
         """
             Usage: // TARGET_BACKEND: {Backend}
             Declares backend for analyzing current module 

compiler/test-infrastructure/tests/org/jetbrains/kotlin/test/model/Modules.kt

@@ -7,14 +7,15 @@ package org.jetbrains.kotlin.test.model
 
 import org.jetbrains.kotlin.config.LanguageVersionSettings
 import org.jetbrains.kotlin.platform.TargetPlatform
+import org.jetbrains.kotlin.test.TargetBackend
 import org.jetbrains.kotlin.test.directives.model.RegisteredDirectives
 import java.io.File
 
 data class TestModule(
     val name: String,
     val targetPlatform: TargetPlatform,
+    val targetBackend: TargetBackend?,
     val frontendKind: FrontendKind<*>,
-    val backendKind: BackendKind<*>,
     val files: List<TestFile>,
     val dependencies: List<DependencyDescription>,
     val directives: RegisteredDirectives,

compiler/test-infrastructure/tests/org/jetbrains/kotlin/test/services/BackendKindExtractor.kt

@@ -0,0 +1,15 @@
+/*
+ * Copyright 2010-2020 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.test.services
+
+import org.jetbrains.kotlin.test.TargetBackend
+import org.jetbrains.kotlin.test.model.BackendKind
+
+abstract class BackendKindExtractor(protected val testServices: TestServices) : TestService {
+    abstract fun backendKind(targetBackend: TargetBackend?): BackendKind<*>
+}
+
+val TestServices.backendKindExtractor: BackendKindExtractor by TestServices.testServiceAccessor()

compiler/test-infrastructure/tests/org/jetbrains/kotlin/test/services/DefaultsProvider.kt

@@ -7,8 +7,8 @@ package org.jetbrains.kotlin.test.services
 
 import org.jetbrains.kotlin.config.LanguageVersionSettings
 import org.jetbrains.kotlin.platform.TargetPlatform
+import org.jetbrains.kotlin.test.TargetBackend
 import org.jetbrains.kotlin.test.builders.LanguageVersionSettingsBuilder
-import org.jetbrains.kotlin.test.model.BackendKind
 import org.jetbrains.kotlin.test.model.DependencyKind
 import org.jetbrains.kotlin.test.model.FrontendKind
 
@@ -18,11 +18,11 @@ import org.jetbrains.kotlin.test.model.FrontendKind
  *   - default libraries
  */
 class DefaultsProvider(
-    val defaultBackend: BackendKind<*>,
     val defaultFrontend: FrontendKind<*>,
     val defaultLanguageSettings: LanguageVersionSettings,
     private val defaultLanguageSettingsBuilder: LanguageVersionSettingsBuilder,
     val defaultPlatform: TargetPlatform,
+    val defaultTargetBackend: TargetBackend?,
     val defaultDependencyKind: DependencyKind
 ) : TestService {
     fun newLanguageSettingsBuilder(): LanguageVersionSettingsBuilder {

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/backend/BlackBoxCodegenSuppressor.kt

@@ -5,14 +5,10 @@
 
 package org.jetbrains.kotlin.test.backend
 
-import org.jetbrains.kotlin.platform.js.isJs
-import org.jetbrains.kotlin.platform.jvm.isJvm
 import org.jetbrains.kotlin.test.TargetBackend
 import org.jetbrains.kotlin.test.directives.CodegenTestDirectives
 import org.jetbrains.kotlin.test.directives.model.DirectivesContainer
 import org.jetbrains.kotlin.test.model.AfterAnalysisChecker
-import org.jetbrains.kotlin.test.model.BackendKinds
-import org.jetbrains.kotlin.test.model.TestModule
 import org.jetbrains.kotlin.test.services.TestServices
 import org.jetbrains.kotlin.test.services.moduleStructure
 import org.jetbrains.kotlin.test.util.joinToArrayString
@@ -25,7 +21,7 @@ class BlackBoxCodegenSuppressor(testServices: TestServices) : AfterAnalysisCheck
         val moduleStructure = testServices.moduleStructure
         val ignoredBackends = moduleStructure.modules.flatMap { it.directives[CodegenTestDirectives.IGNORE_BACKEND] }
         if (ignoredBackends.isEmpty()) return failedAssertions
-        val targetBackends = moduleStructure.modules.flatMap { it.targetBackends }
+        val targetBackends = moduleStructure.modules.map { it.targetBackend }
         val matchedBackend = ignoredBackends.intersect(targetBackends)
         if (ignoredBackends.contains(TargetBackend.ANY)) {
             return processAssertions(failedAssertions)
@@ -50,19 +46,4 @@ class BlackBoxCodegenSuppressor(testServices: TestServices) : AfterAnalysisCheck
             listOf(AssertionError(message))
         }
     }
-
-    private val TestModule.targetBackends: List<TargetBackend>
-        get() = when (backendKind) {
-            BackendKinds.ClassicBackend -> when {
-                targetPlatform.isJvm() -> listOf(TargetBackend.JVM, TargetBackend.JVM_OLD)
-                targetPlatform.isJs() -> listOf(TargetBackend.JS)
-                else -> emptyList()
-            }
-            BackendKinds.IrBackend -> when {
-                targetPlatform.isJvm() -> listOf(TargetBackend.JVM_IR)
-                targetPlatform.isJs() -> listOf(TargetBackend.JS_IR)
-                else -> emptyList()
-            }
-            else -> emptyList()
-        }
 }

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/builders/DefaultsProviderBuilder.kt

@@ -11,16 +11,16 @@ import org.jetbrains.kotlin.config.LanguageVersionSettings
 import org.jetbrains.kotlin.config.LanguageVersionSettingsImpl
 import org.jetbrains.kotlin.fir.PrivateForInline
 import org.jetbrains.kotlin.platform.TargetPlatform
+import org.jetbrains.kotlin.test.TargetBackend
 import org.jetbrains.kotlin.test.services.DefaultsDsl
 import org.jetbrains.kotlin.test.services.DefaultsProvider
-import org.jetbrains.kotlin.test.model.BackendKind
 import org.jetbrains.kotlin.test.model.DependencyKind
 import org.jetbrains.kotlin.test.model.FrontendKind
 
 @DefaultsDsl
 class DefaultsProviderBuilder {
-    lateinit var backend: BackendKind<*>
     lateinit var frontend: FrontendKind<*>
+    var targetBackend: TargetBackend? = null
     lateinit var targetPlatform: TargetPlatform
     lateinit var dependencyKind: DependencyKind
 
@@ -40,11 +40,11 @@ class DefaultsProviderBuilder {
     @OptIn(PrivateForInline::class)
     fun build(): DefaultsProvider {
         return DefaultsProvider(
-            backend,
             frontend,
             languageVersionSettings ?: LanguageVersionSettingsImpl(LanguageVersion.LATEST_STABLE, ApiVersion.LATEST_STABLE),
             languageVersionSettingsBuilder ?: LanguageVersionSettingsBuilder(),
             targetPlatform,
+            targetBackend,
             dependencyKind
         )
     }

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/runners/AbstractDiagnosticTest.kt

@@ -21,7 +21,6 @@ import org.jetbrains.kotlin.test.frontend.classic.handlers.ClassicDiagnosticsHan
 import org.jetbrains.kotlin.test.frontend.classic.handlers.DeclarationsDumpHandler
 import org.jetbrains.kotlin.test.frontend.classic.handlers.FirTestDataConsistencyHandler
 import org.jetbrains.kotlin.test.frontend.classic.handlers.OldNewInferenceMetaInfoProcessor
-import org.jetbrains.kotlin.test.model.BackendKind
 import org.jetbrains.kotlin.test.model.DependencyKind
 import org.jetbrains.kotlin.test.model.FrontendKinds
 import org.jetbrains.kotlin.test.services.AdditionalDiagnosticsSourceFilesProvider
@@ -33,7 +32,6 @@ abstract class AbstractDiagnosticTest : AbstractKotlinCompilerTest() {
     override fun TestConfigurationBuilder.configuration() {
         globalDefaults {
             frontend = FrontendKinds.ClassicFrontend
-            backend = BackendKind.NoBackend
             targetPlatform = JvmPlatforms.defaultJvmPlatform
             dependencyKind = DependencyKind.Source
         }

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/runners/AbstractDiagnosticsNativeTest.kt

@@ -12,7 +12,6 @@ import org.jetbrains.kotlin.test.frontend.classic.ClassicFrontendFacade
 import org.jetbrains.kotlin.test.frontend.classic.handlers.ClassicDiagnosticsHandler
 import org.jetbrains.kotlin.test.frontend.classic.handlers.DeclarationsDumpHandler
 import org.jetbrains.kotlin.test.frontend.classic.handlers.OldNewInferenceMetaInfoProcessor
-import org.jetbrains.kotlin.test.model.BackendKind
 import org.jetbrains.kotlin.test.model.DependencyKind
 import org.jetbrains.kotlin.test.model.FrontendKinds
 import org.jetbrains.kotlin.test.services.AdditionalDiagnosticsSourceFilesProvider
@@ -22,7 +21,6 @@ abstract class AbstractDiagnosticsNativeTest : AbstractKotlinCompilerTest() {
     override fun TestConfigurationBuilder.configuration() {
         globalDefaults {
             frontend = FrontendKinds.ClassicFrontend
-            backend = BackendKind.NoBackend
             targetPlatform = NativePlatforms.unspecifiedNativePlatform
             dependencyKind = DependencyKind.Source
         }

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/runners/AbstractDiagnosticsTestWithJsStdLib.kt

@@ -13,7 +13,6 @@ import org.jetbrains.kotlin.test.frontend.classic.handlers.ClassicDiagnosticsHan
 import org.jetbrains.kotlin.test.frontend.classic.handlers.DeclarationsDumpHandler
 import org.jetbrains.kotlin.test.frontend.classic.handlers.DynamicCallsDumpHandler
 import org.jetbrains.kotlin.test.frontend.classic.handlers.OldNewInferenceMetaInfoProcessor
-import org.jetbrains.kotlin.test.model.BackendKind
 import org.jetbrains.kotlin.test.model.DependencyKind
 import org.jetbrains.kotlin.test.model.FrontendKinds
 import org.jetbrains.kotlin.test.services.AdditionalDiagnosticsSourceFilesProvider
@@ -24,7 +23,6 @@ abstract class AbstractDiagnosticsTestWithJsStdLib : AbstractKotlinCompilerTest(
     override fun TestConfigurationBuilder.configuration() {
         globalDefaults {
             frontend = FrontendKinds.ClassicFrontend
-            backend = BackendKind.NoBackend
             targetPlatform = JsPlatforms.defaultJsPlatform
             dependencyKind = DependencyKind.Source
         }

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/runners/AbstractDiagnosticsTestWithJvmBackend.kt

@@ -6,6 +6,7 @@
 package org.jetbrains.kotlin.test.runners
 
 import org.jetbrains.kotlin.platform.jvm.JvmPlatforms
+import org.jetbrains.kotlin.test.TargetBackend
 import org.jetbrains.kotlin.test.backend.classic.ClassicJvmBackendFacade
 import org.jetbrains.kotlin.test.backend.handlers.JvmBackendDiagnosticsHandler
 import org.jetbrains.kotlin.test.backend.ir.JvmIrBackendFacade
@@ -17,8 +18,6 @@ import org.jetbrains.kotlin.test.frontend.classic.ClassicFrontendFacade
 import org.jetbrains.kotlin.test.frontend.classic.handlers.ClassicDiagnosticsHandler
 import org.jetbrains.kotlin.test.frontend.classic.handlers.DeclarationsDumpHandler
 import org.jetbrains.kotlin.test.frontend.classic.handlers.OldNewInferenceMetaInfoProcessor
-import org.jetbrains.kotlin.test.model.BackendKind
-import org.jetbrains.kotlin.test.model.BackendKinds
 import org.jetbrains.kotlin.test.model.DependencyKind
 import org.jetbrains.kotlin.test.model.FrontendKinds
 import org.jetbrains.kotlin.test.services.AdditionalDiagnosticsSourceFilesProvider
@@ -26,12 +25,12 @@ import org.jetbrains.kotlin.test.services.CoroutineHelpersSourceFilesProvider
 import org.jetbrains.kotlin.test.services.configuration.JvmEnvironmentConfigurator
 
 abstract class AbstractDiagnosticsTestWithJvmBackend : AbstractKotlinCompilerTest() {
-    abstract val targetBackendKind: BackendKind<*>
+    abstract val targetBackend: TargetBackend
 
     override fun TestConfigurationBuilder.configuration() {
         globalDefaults {
             frontend = FrontendKinds.ClassicFrontend
-            backend = targetBackendKind
+            targetBackend = this@AbstractDiagnosticsTestWithJvmBackend.targetBackend
             targetPlatform = JvmPlatforms.defaultJvmPlatform
             dependencyKind = DependencyKind.Binary
         }
@@ -74,11 +73,11 @@ abstract class AbstractDiagnosticsTestWithJvmBackend : AbstractKotlinCompilerTes
 }
 
 abstract class AbstractDiagnosticsTestWithOldJvmBackend : AbstractDiagnosticsTestWithJvmBackend() {
-    override val targetBackendKind: BackendKind<*>
-        get() = BackendKinds.ClassicBackend
+    override val targetBackend: TargetBackend
+        get() = TargetBackend.JVM_OLD
 }
 
 abstract class AbstractDiagnosticsTestWithJvmIrBackend : AbstractDiagnosticsTestWithJvmBackend() {
-    override val targetBackendKind: BackendKind<*>
-        get() = BackendKinds.IrBackend
+    override val targetBackend: TargetBackend
+        get() = TargetBackend.JVM_IR
 }

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/runners/AbstractFirDiagnosticTest.kt

@@ -12,12 +12,12 @@ import org.jetbrains.kotlin.test.directives.FirDiagnosticsDirectives.COMPARE_WIT
 import org.jetbrains.kotlin.test.directives.FirDiagnosticsDirectives.FIR_DUMP
 import org.jetbrains.kotlin.test.directives.FirDiagnosticsDirectives.USE_LIGHT_TREE
 import org.jetbrains.kotlin.test.directives.FirDiagnosticsDirectives.WITH_EXTENDED_CHECKERS
-import org.jetbrains.kotlin.test.directives.JvmEnvironmentConfigurationDirectives
+import org.jetbrains.kotlin.test.directives.JvmEnvironmentConfigurationDirectives.JDK_KIND
+import org.jetbrains.kotlin.test.directives.JvmEnvironmentConfigurationDirectives.WITH_REFLECT
 import org.jetbrains.kotlin.test.directives.JvmEnvironmentConfigurationDirectives.WITH_STDLIB
 import org.jetbrains.kotlin.test.frontend.fir.FirFailingTestSuppressor
 import org.jetbrains.kotlin.test.frontend.fir.FirFrontendFacade
 import org.jetbrains.kotlin.test.frontend.fir.handlers.*
-import org.jetbrains.kotlin.test.model.BackendKind
 import org.jetbrains.kotlin.test.model.DependencyKind
 import org.jetbrains.kotlin.test.model.FrontendKinds
 import org.jetbrains.kotlin.test.services.AdditionalDiagnosticsSourceFilesProvider
@@ -29,7 +29,6 @@ abstract class AbstractFirDiagnosticTest : AbstractKotlinCompilerTest() {
     override fun TestConfigurationBuilder.configuration() {
         globalDefaults {
             frontend = FrontendKinds.FIR
-            backend = BackendKind.NoBackend
             targetPlatform = JvmPlatforms.defaultJvmPlatform
             dependencyKind = DependencyKind.Source
         }
@@ -84,9 +83,9 @@ abstract class AbstractFirDiagnosticTest : AbstractKotlinCompilerTest() {
 
         forTestsMatching("compiler/testData/diagnostics/tests/testsWithJava15/*") {
             defaultDirectives {
-                JvmEnvironmentConfigurationDirectives.JDK_KIND with TestJdkKind.FULL_JDK_15
+                JDK_KIND with TestJdkKind.FULL_JDK_15
                 +WITH_STDLIB
-                +JvmEnvironmentConfigurationDirectives.WITH_REFLECT
+                +WITH_REFLECT
             }
         }
     }

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/runners/AbstractForeignAnnotationsTest.kt

@@ -34,7 +34,6 @@ abstract class AbstractForeignAnnotationsTestBase : AbstractKotlinCompilerTest()
     override fun TestConfigurationBuilder.configuration() {
         globalDefaults {
             frontend = FrontendKinds.ClassicFrontend
-            backend = BackendKind.NoBackend
             targetPlatform = JvmPlatforms.defaultJvmPlatform
             dependencyKind = DependencyKind.Source
         }

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/runners/AbstractKotlinCompilerTest.kt

@@ -14,9 +14,11 @@ import org.jetbrains.kotlin.test.directives.LanguageSettingsDirectives
 import org.jetbrains.kotlin.test.preprocessors.MetaInfosCleanupPreprocessor
 import org.jetbrains.kotlin.test.services.*
 import org.jetbrains.kotlin.test.services.impl.TemporaryDirectoryManagerImpl
+import org.jetbrains.kotlin.test.services.BackendKindExtractor
 import org.jetbrains.kotlin.test.services.JUnit5Assertions
 import org.jetbrains.kotlin.test.services.SourceFilePreprocessor
 import org.jetbrains.kotlin.test.services.KotlinTestInfo
+import org.jetbrains.kotlin.test.services.impl.BackendKindExtractorImpl
 import org.jetbrains.kotlin.types.AbstractTypeChecker
 import org.jetbrains.kotlin.types.FlexibleTypeImpl
 import org.junit.jupiter.api.BeforeEach
@@ -37,6 +39,7 @@ abstract class AbstractKotlinCompilerTest {
     private val configuration: TestConfigurationBuilder.() -> Unit = {
         assertions = JUnit5Assertions
         useAdditionalService<TemporaryDirectoryManager>(::TemporaryDirectoryManagerImpl)
+        useAdditionalService<BackendKindExtractor>(::BackendKindExtractorImpl)
         useSourcePreprocessor(*defaultPreprocessors.toTypedArray())
         useDirectives(*defaultDirectiveContainers.toTypedArray())
         configureDebugFlags()

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/services/configuration/JvmEnvironmentConfigurator.kt

@@ -104,7 +104,7 @@ class JvmEnvironmentConfigurator(testServices: TestServices) : EnvironmentConfig
             configuration.put(JVMConfigurationKeys.ENABLE_JVM_PREVIEW, true)
         }
 
-        val isIr = module.backendKind == BackendKinds.IrBackend
+        val isIr = module.targetBackend?.isIR == true
         configuration.put(JVMConfigurationKeys.IR, isIr)
 
         if (JvmEnvironmentConfigurationDirectives.SKIP_JAVA_SOURCES !in module.directives) {

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/services/impl/BackendKindExtractorImpl.kt

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2010-2020 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.test.services.impl
+
+import org.jetbrains.kotlin.test.TargetBackend
+import org.jetbrains.kotlin.test.model.BackendKind
+import org.jetbrains.kotlin.test.model.BackendKinds
+import org.jetbrains.kotlin.test.services.BackendKindExtractor
+import org.jetbrains.kotlin.test.services.TestServices
+
+class BackendKindExtractorImpl(testServices: TestServices) : BackendKindExtractor(testServices) {
+    override fun backendKind(targetBackend: TargetBackend?): BackendKind<*> {
+        return when (targetBackend) {
+            TargetBackend.ANY,
+            TargetBackend.JVM,
+            TargetBackend.JVM_OLD,
+            TargetBackend.ANDROID,
+            TargetBackend.JVM_MULTI_MODULE_OLD_AGAINST_IR -> BackendKinds.ClassicBackend
+
+            TargetBackend.JVM_IR,
+            TargetBackend.JVM_MULTI_MODULE_IR_AGAINST_OLD,
+            TargetBackend.JS,
+            TargetBackend.JS_IR,
+            TargetBackend.JS_IR_ES6,
+            TargetBackend.WASM -> BackendKinds.IrBackend
+
+            null -> BackendKind.NoBackend
+        }
+    }
+}

compiler/tests-common-new/tests/org/jetbrains/kotlin/test/services/impl/ModuleStructureExtractorImpl.kt

@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.platform.js.JsPlatforms
 import org.jetbrains.kotlin.platform.jvm.JvmPlatforms
 import org.jetbrains.kotlin.platform.konan.NativePlatforms
 import org.jetbrains.kotlin.test.Assertions
+import org.jetbrains.kotlin.test.TargetBackend
 import org.jetbrains.kotlin.test.builders.LanguageVersionSettingsBuilder
 import org.jetbrains.kotlin.test.directives.ModuleStructureDirectives
 import org.jetbrains.kotlin.test.directives.model.ComposedRegisteredDirectives
@@ -62,7 +63,7 @@ class ModuleStructureExtractorImpl(
         private var currentModuleName: String? = null
         private var currentModuleTargetPlatform: TargetPlatform? = null
         private var currentModuleFrontendKind: FrontendKind<*>? = null
-        private var currentModuleBackendKind: BackendKind<*>? = null
+        private var currentModuleTargetBackend: TargetBackend? = null
         private var currentModuleLanguageVersionSettingsBuilder: LanguageVersionSettingsBuilder = initLanguageSettingsBuilder()
         private var dependenciesOfCurrentModule = mutableListOf<DependencyDescription>()
         private var filesOfCurrentModule = mutableListOf<TestFile>()
@@ -172,12 +173,7 @@ class ModuleStructureExtractorImpl(
                     }
                 }
                 ModuleStructureDirectives.TARGET_BACKEND_KIND -> {
-                    val name = values.singleOrNull() as? String ?: assertions.fail {
-                        "Target backend specified incorrectly\nUsage: ${directive.description}"
-                    }
-                    currentModuleBackendKind = BackendKinds.fromString(name) ?: assertions.fail {
-                        "Unknown backend: $name"
-                    }
+                    currentModuleTargetBackend = values.single() as TargetBackend
                 }
                 ModuleStructureDirectives.FILE -> {
                     if (currentFileName != null) {
@@ -216,8 +212,8 @@ class ModuleStructureExtractorImpl(
             val testModule = TestModule(
                 name = moduleName,
                 targetPlatform = currentModuleTargetPlatform ?: parseModulePlatformByName(moduleName) ?: defaultsProvider.defaultPlatform,
+                targetBackend = currentModuleTargetBackend ?: defaultsProvider.defaultTargetBackend,
                 frontendKind = currentModuleFrontendKind ?: defaultsProvider.defaultFrontend,
-                backendKind = currentModuleBackendKind ?: defaultsProvider.defaultBackend,
                 files = filesOfCurrentModule,
                 dependencies = dependenciesOfCurrentModule,
                 directives = moduleDirectives,
@@ -272,8 +268,8 @@ class ModuleStructureExtractorImpl(
             firstFileInModule = true
             currentModuleName = null
             currentModuleTargetPlatform = null
+            currentModuleTargetBackend = null
             currentModuleFrontendKind = null
-            currentModuleBackendKind = null
             currentModuleLanguageVersionSettingsBuilder = initLanguageSettingsBuilder()
             filesOfCurrentModule = mutableListOf()
             dependenciesOfCurrentModule = mutableListOf()