[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

@@ -49,7 +49,7 @@ 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
@@ -81,6 +81,7 @@ class TestRunner(private val testConfiguration: TestConfiguration) {
     }
 
     private fun processModule(
+        services: TestServices,
         module: TestModule,
         dependencyProvider: DependencyProviderImpl,
         moduleStructure: TestModuleStructure
@@ -99,7 +100,7 @@ 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 {