/*
 * Copyright 2010-2024 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.api.impl.base.test.cases.components.typeInfoProvider

import org.jetbrains.kotlin.analysis.test.framework.base.AbstractAnalysisApiBasedTest
import org.jetbrains.kotlin.analysis.test.framework.projectStructure.KtTestModule
import org.jetbrains.kotlin.analysis.test.framework.services.expressionMarkerProvider
import org.jetbrains.kotlin.analysis.test.framework.utils.executeOnPooledThreadInReadAction
import org.jetbrains.kotlin.psi.KtExpression
import org.jetbrains.kotlin.psi.KtFile
import org.jetbrains.kotlin.test.services.TestServices
import org.jetbrains.kotlin.test.services.assertions
import org.jetbrains.kotlin.types.Variance

abstract class AbstractFunctionClassKindTest : AbstractAnalysisApiBasedTest() {
    override fun doTestByMainFile(mainFile: KtFile, mainModule: KtTestModule, testServices: TestServices) {
        val expressionAtCaret = testServices.expressionMarkerProvider.getBottommostElementOfTypeAtCaret(mainFile) as KtExpression

        val (type, functionClassKind) = executeOnPooledThreadInReadAction {
            copyAwareAnalyzeForTest(expressionAtCaret) { contextExpression ->
                val functionType = contextExpression.expectedType
                functionType?.render(position = Variance.INVARIANT) to functionType?.functionTypeKind
            }
        }
        val actual = buildString {
            appendLine("expression: ${expressionAtCaret.text}")
            appendLine("expected type: $type")
            appendLine("functionClassKind: $functionClassKind")
        }
        testServices.assertions.assertEqualsToTestOutputFile(actual)
    }
}
