import org.gradle.internal.operations.BuildOperationRunner;

public class DefaultProjectsPreparer implements ProjectsPreparer {
    private final BuildOperationRunner buildOperationRunner;
    private final ProjectConfigurer projectConfigurer;
    private final BuildModelParameters buildModelParameters;

    public DefaultProjectsPreparer(
        ProjectConfigurer projectConfigurer,
        BuildModelParameters buildModelParameters,

    def projectConfigurer = Mock(ProjectConfigurer)
    def modelParameters = Mock(BuildModelParameters)
    def buildOperationRunner = Mock(BuildOperationRunner)
    def configurer = new DefaultProjectsPreparer(projectConfigurer, modelParameters, buildOperationRunner)

    def setup() {
        gradle.startParameter >> startParameter
        gradle.rootProject >> rootProject
    }

import org.gradle.configuration.BuildTreePreparingProjectsPreparer;
import org.gradle.configuration.CompileOperationFactory;
import org.gradle.configuration.DefaultInitScriptProcessor;
import org.gradle.configuration.DefaultProjectsPreparer;
import org.gradle.configuration.DefaultScriptPluginFactory;
import org.gradle.configuration.ImportsReader;
import org.gradle.configuration.ProjectsPreparer;
import org.gradle.configuration.ScriptPluginFactory;

Class <org.gradle.configuration.DefaultProjectsPreparer> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (DefaultProjectsPreparer.java:0)