[K2/N] KT-55464, KT-56091 Fix various klib annotations, including critical ones

Merge-request: KT-MR-8457
Merged-by: Vladimir Sukharev <Vladimir.Sukharev@jetbrains.com>

native/native.tests/tests/org/jetbrains/kotlin/generators/tests/GenerateNativeTests.kt

@@ -100,6 +100,23 @@ fun main() {
             }
         }
 
+        // Klib contents tests
+        testGroup("native/native.tests/tests-gen", "native/native.tests/testData") {
+            testClass<AbstractNativeKlibContentsTest>(
+                suiteTestClassName = "NativeK1LibContentsTestGenerated"
+            ) {
+                model("klibContents", pattern = "^([^_](.+)).kt$", recursive = false)
+            }
+        }
+        testGroup("native/native.tests/tests-gen", "native/native.tests/testData") {
+            testClass<AbstractNativeKlibContentsTest>(
+                suiteTestClassName = "NativeK2LibContentsTestGenerated",
+                annotations = listOf(provider<K2Pipeline>())
+            ) {
+                model("klibContents", pattern = "^([^_](.+)).kt$", recursive = false)
+            }
+        }
+
         // LLDB integration tests.
         testGroup("native/native.tests/tests-gen", "native/native.tests/testData") {
             testClass<AbstractNativeBlackBoxTest>(

native/native.tests/tests/org/jetbrains/kotlin/konan/blackboxtest/AbstractNativeKlibContentsTest.kt

@@ -0,0 +1,61 @@
+/*
+ * Copyright 2010-2022 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.konan.blackboxtest
+
+import com.intellij.openapi.util.text.StringUtilRt
+import com.intellij.testFramework.TestDataFile
+import org.jetbrains.kotlin.konan.blackboxtest.support.*
+import org.jetbrains.kotlin.konan.blackboxtest.support.compilation.*
+import org.jetbrains.kotlin.konan.blackboxtest.support.compilation.TestCompilationArtifact.*
+import org.jetbrains.kotlin.konan.blackboxtest.support.compilation.TestCompilationResult.Companion.assertSuccess
+import org.jetbrains.kotlin.konan.blackboxtest.support.runner.*
+import org.jetbrains.kotlin.konan.blackboxtest.support.settings.*
+import org.jetbrains.kotlin.konan.blackboxtest.support.util.*
+import org.jetbrains.kotlin.test.services.JUnit5Assertions.assertEquals
+import org.junit.jupiter.api.Tag
+import java.io.File
+
+@Tag("klib-contents")
+abstract class AbstractNativeKlibContentsTest : AbstractNativeSimpleTest() {
+
+    protected fun runTest(@TestDataFile testPath: String) {
+        val testPathFull = getAbsoluteFile(testPath)
+
+        val testCase: TestCase = generateTestCaseWithSingleSource(testPathFull, listOf())
+        val testCompilationResult: TestCompilationResult.Success<out KLIB> = compileToLibrary(testCase)
+
+        val kotlinNativeClassLoader = testRunSettings.get<KotlinNativeClassLoader>()
+        val klibContents = testCompilationResult.assertSuccess().resultingArtifact.getContents(kotlinNativeClassLoader.classLoader)
+        val klibContentsFiltered = filterContentsOutput(klibContents, linestoExclude = listOf("package test {", "}", ""))
+        val expectedContents = File("${testPathFull.canonicalPath.substringBeforeLast(".")}.txt").readText()
+        assertEquals(StringUtilRt.convertLineSeparators(expectedContents), StringUtilRt.convertLineSeparators(klibContentsFiltered)) {
+            "Test failed. Compilation result was: $testCompilationResult"
+        }
+    }
+
+    private fun generateTestCaseWithSingleSource(source: File, extraArgs: List<String>): TestCase {
+        val moduleName: String = source.name
+        val module = TestModule.Exclusive(moduleName, emptySet(), emptySet())
+        module.files += TestFile.createCommitted(source, module)
+
+        return TestCase(
+            id = TestCaseId.Named(moduleName),
+            kind = TestKind.STANDALONE,
+            modules = setOf(module),
+            freeCompilerArgs = TestCompilerArgs(extraArgs),
+            nominalPackageName = PackageName.EMPTY,
+            checks = TestRunChecks.Default(testRunSettings.get<Timeouts>().executionTimeout),
+            extras = TestCase.WithTestRunnerExtras(TestRunnerType.DEFAULT)
+        ).apply {
+            initialize(null, null)
+        }
+    }
+
+    private fun filterContentsOutput(contents: String, linestoExclude: List<String>) =
+        contents.split("\n").filterNot { line ->
+            linestoExclude.any { exclude -> exclude == line }
+        }.joinToString(separator = "\n")
+}