file("run.sh") << '''#!/bin/sh
# convert paths into absolute Unix-like paths
BUILD_FILE=$(cygpath --absolute --unix build.gradle)
SRC_DIR=$(cygpath --absolute --unix src)
# pass them to the generated start script
build/install/sample/bin/sample "$BUILD_FILE" "$SRC_DIR"
'''
        buildFile << """
task execStartScript(type: Exec) {
    commandLine 'cmd.exe', '/d', '/c', 'sh', 'run.sh'
}
"""

        TestFile buildFile1 = testFile("similarly-named build.gradle").write("task build");
        TestFile buildFile2 = testFile("similarly_named_build_gradle").write("task 'other-build'");

        executer.expectDeprecationWarnings(1);
        usingBuildFile(buildFile1).withTasks("build").run();

        executer.expectDeprecationWarnings(1);
        usingBuildFile(buildFile2).withTasks("other-build").run();

    private final Map<String, BuildFileBuilder> buildFiles = [:].withDefault { new BuildFileBuilder(it.toString()) }

    @Delegate
    private final BuildFileBuilder mainBuildFile

    PolyglotProjectBuilder(GradleDsl dsl, TestFile targetDirectory) {
        this.dsl = dsl
        this.targetDirectory = targetDirectory
        this.mainBuildFile = this.buildFiles['build']
    }

        given:
        buildFile << """
            apply plugin: 'base'

            task myTask {
                def builtFile = file('build/file')
                def builtDir = file('build/dir')
                outputs.file builtFile
                outputs.dir builtDir
                doLast {
                    assert !builtFile.exists()
                    builtFile.text = "Created"

        failure.assertHasDescription("Could not compile build file '${buildFile}'.")
                .assertThatCause(containsString("build file '$buildFile': 3: unable to resolve class org.gradle.unknown.Unknown"))
                .assertHasFileName("Build file '$buildFile'")
                .assertHasLineNumber(3)
    }

    def "produces reasonable error message when buildFile evaluation fails with exception"() {
        when:

        buildFile << """
tasks.help { t ->
    assert t instanceof $Help.name
    assert delegate instanceof $Help.name
    description = "this is task \$name"
}
assert tasks.help.description == "this is task help"
"""

        expect:
        succeeds()
    }

    def "reports read unknown property from configure closure"() {
        buildFile << """
tasks.help {
    println unknown

        buildFile << taskWithNestedInput()
        buildFile << namedBeanClass()
        buildFile << """
            myTask.nested = [new NamedBean('name', 'value1'), new NamedBean('name', 'value2')]
        """

        expect:
        succeeds "myTask"
    }

    def "nested Provider is unpacked"() {
        buildFile << taskWithNestedInput()

                }
            """ + build.buildFile.text
        } else if (pluginsBlock) {
            build.buildFile.text = """
                plugins {
                    id 'org.test.plugin.pluginBuild'
                }
            """ + build.buildFile.text
        } else if (withVersion) {
            build.buildFile << """
                buildscript {
                    dependencies {

class TaskExecutionIntegrationTest extends AbstractIntegrationSpec implements TasksWithInputsAndOutputs {

    @UnsupportedWithConfigurationCache
    def taskCanAccessTaskGraph() {
        buildFile << """
            boolean notified = false
            task a(dependsOn: 'b') {
                doLast { task ->
                    assert notified
                    assert gradle.taskGraph.hasTask(task)

        given:
        buildFile << CUSTOM_TASK_WITH_CONSTRUCTOR_ARGS
        buildFile << "tasks.create('myTask', CustomTask, 'hello', 42)"

        when:
        run 'myTask'

        then:
        outputContains("hello 42")
    }

    def "can construct a custom task with constructor arguments as #description via Map"() {
        given:
        buildFile << CUSTOM_TASK_WITH_CONSTRUCTOR_ARGS