* associated result file.
     */
    protected abstract val modificationEventKind: KotlinModificationEventKind

    /**
     * A suffix for the result file to distinguish it from the results of other session invalidation tests if the results are different.
     */
    protected abstract val resultFileSuffix: String?

    protected abstract fun getSession(ktModule: KtModule): SESSION

 *            // On the other hand, a `KaCallableSignature` carries instantiated type information `(Int) -> String`.
 * }
 * ```
 *
 * Equality of [KaCallableSignature] is derived from its content.
 */
public sealed class KaCallableSignature<out S : KaCallableSymbol> : KaLifetimeOwner {
    /**
     * The original symbol for this signature.
     */
    public abstract val symbol: S

    /**

    public fun KtReturnExpression.getReturnTargetSymbol(): KaCallableSymbol? =
        withValidityAssertion { analysisSession.expressionInfoProvider.getReturnExpressionTargetSymbol(this) }

    /**
     * Returns cases missing from the branches of [KtWhenExpression].
     *
     * The missing cases of the when-expression in the following example are Direction.WEST and Direction.EAST:
     *
     * enum class Direction {
     *   NORTH, SOUTH, WEST, EAST

                    val containingDeclarationForTypeParameter = typeParameter.getContainingSymbol()
                    append(typeParameter.render(renderer))
                    append(" from ")
                    append(containingDeclarationForTypeParameter?.qualifiedNameString())
                }
            }
        }

}

/**
 * Use-site substitution override are tracked through [CallableDescriptor.getOriginal]. Note that overridden symbols are accessed through
 * [CallableDescriptor.getOverriddenDescriptors] instead, which is separate from [CallableDescriptor.getOriginal].
 */
@Suppress("UNCHECKED_CAST")
private fun <T : CallableDescriptor> T.unwrapUseSiteSubstitutionOverride(): T {
    var current: CallableDescriptor = this

 * the expansion-site module instead of the use-site module in these tests, as we want to check the `KaType` when it's built with an
 * expanded type from a library vs. from a source module. (Abbreviated types from libraries and from sources aren't necessarily constructed
 * in the same way.)
 *
 * This test is different from [AbstractTypeByDeclarationReturnTypeTest] because we want to generate tests for extension-site modules with

    /**
     * Represents [KaScope] containing declarations from package.
     */
    public class PackageMemberScope(override val indexInTower: Int) : NonLocalScope()

    /**
     * Represents [KaScope] containing declarations from imports.
     */
    public sealed class ImportingScope : NonLocalScope()

    /**
     * Represents [KaScope] containing declarations from explicit non-star imports.
     */

            assertEquals(
                diagnosticsInFile,
                diagnosticsFromElements.map { (_, v) -> v },
                "diagnostics collected from file should be the same as those collected from individual PSI elements."
            )
        }
    }

    private data class DiagnosticKey(val factoryName: String?, val psi: PsiElement, val textRanges: Collection<TextRange>) :

- [`KT-65240`](https://youtrack.jetbrains.com/issue/KT-65240) K2: CodeGen API fails to resolve Annotation parameter type when it runs FIR2IR for a class with a parent class from other module if the parent class has an annotation from another module

        appendLine("PSI: ${ktElement?.getDescription()} [from ${containingVirtualFile?.name}]")
        if (ktElement == null || containingVirtualFile == null) {
            return@prettyPrint
        }

        withIndent {
            val isResolveExtensionFile = containingVirtualFile.isResolveExtensionFile
            appendLine("From resolve extension: $isResolveExtensionFile")