import java.io.File;
import java.util.Arrays;

public class XcodeUtils {
    private XcodeUtils() {}

    public static String toSpaceSeparatedList(File... files) {
        return toSpaceSeparatedList(Arrays.asList(files));
    }

    public static String toSpaceSeparatedList(Iterable<File> it) {
        return StringUtils.join(CollectionUtils.collect(it, file -> quote(file.getAbsolutePath())), ' ');
    }

        appProject.targets.find { it.isUnitTest() }.getBuildSettings().SWIFT_INCLUDE_PATHS == toSpaceSeparatedList(file('build/modules/main/debug'), checkoutDir(repo.name, commit.id.name, repo.id).file('build/modules/main/debug'))
        appProject.indexTarget.getBuildSettings().SWIFT_INCLUDE_PATHS == toSpaceSeparatedList(file('build/modules/main/debug'), checkoutDir(repo.name, commit.id.name, repo.id).file('build/modules/main/debug'))
    }

        appProject.indexTarget.getBuildSettings().HEADER_SEARCH_PATHS == toSpaceSeparatedList(file("app/src/main/headers"), file("deck/src/main/public"), file("card/src/main/public"))
        def deckProject = xcodeProject("deck/deck.xcodeproj").projectFile

import org.gradle.vcs.fixtures.GitFileRepository
import org.gradle.vcs.internal.SourceDependencies
import org.junit.Rule

import static org.gradle.ide.xcode.internal.XcodeUtils.toSpaceSeparatedList

class XcodeCppExternalSourceDependenciesIntegrationTest extends AbstractXcodeIntegrationSpec implements SourceDependencies {
    @Rule

import org.gradle.nativeplatform.fixtures.app.CppSourceElement
import org.gradle.test.precondition.Requires
import org.gradle.test.preconditions.UnitTestPreconditions

import static org.gradle.ide.xcode.internal.XcodeUtils.toSpaceSeparatedList

class XcodeCppApplicationProjectIntegrationTest extends AbstractXcodeCppProjectIntegrationTest {
    @Override
    protected void makeSingleProject() {
        buildFile << """

        appProject.indexTarget.getBuildSettings().SWIFT_INCLUDE_PATHS == toSpaceSeparatedList(file("hello/build/modules/main/debug"), file("log/build/modules/main/debug"))
        def helloProject = xcodeProject("hello/hello.xcodeproj").projectFile
        helloProject.indexTarget.getBuildSettings().SWIFT_INCLUDE_PATHS == toSpaceSeparatedList(file("log/build/modules/main/debug"))

        when:
        def resultDebugApp = xcodebuild

import org.gradle.test.precondition.Requires
import org.gradle.test.preconditions.UnitTestPreconditions
import spock.lang.Ignore
import spock.lang.Issue

import static org.gradle.ide.xcode.internal.XcodeUtils.toSpaceSeparatedList

class XcodeSwiftApplicationProjectIntegrationTest extends AbstractXcodeSwiftProjectIntegrationTest {
    @Override
    void makeSingleProject() {
        buildFile << """

        if (!xcodeTarget.getHeaderSearchPaths().isEmpty()) {
            result.put("HEADER_SEARCH_PATHS", toSpaceSeparatedList(xcodeTarget.getHeaderSearchPaths()));
        }

        if (!xcodeTarget.getCompileModules().isEmpty()) {
            result.put("SWIFT_INCLUDE_PATHS", toSpaceSeparatedList(parentDirs(xcodeTarget.getCompileModules())));
        }
        return result;
    }

import org.gradle.nativeplatform.fixtures.app.CppLib
import org.gradle.test.precondition.Requires
import org.gradle.test.preconditions.UnitTestPreconditions

import static org.gradle.ide.xcode.internal.XcodeUtils.toSpaceSeparatedList

class XcodeSingleCppProjectIntegrationTest extends AbstractXcodeIntegrationSpec {
    @ToBeFixedForConfigurationCache
    def "can create xcode project for C++ application"() {
        given: