set.srcDirs equalTo([new File(testDir, 'dir1')] as Set)
    }

    void addsResolvedSourceDirectories() {
        when:
        set.srcDir {-> ['dir1', 'dir2'] }

        then:
        set.srcDirs equalTo([new File(testDir, 'dir1'), new File(testDir, 'dir2')] as Set)
    }

    void addsContentsOfAnotherSourceDirectorySet() {

        def file2 = dir1.createFile("file2")
        def dir2 = projectDir.createDir("dir2")
        def file3 = dir2.createFile("other/file3")

        expect:
        def tree1 = layout.projectDirectory.dir("dir1").asFileTree
        tree1.files == [file1, file2] as Set

        def tree2 = layout.projectDirectory.dir("dir2").asFileTree
        tree2.files == [file3] as Set
    }

# TODO(#39958): assembly files, C files, files that require cgo preprocessing

-- want-list.txt --
m
m/dir
m/dir2
m/dir3
-- go.mod --
// TODO(#39958): Support and test overlays including go.mod itself (especially if mod=readonly)
module m

go 1.16

-- dir2/h.go --
package dir2

-- dir3/good.go --
package dir3
-- dir3/bad.go --
// no package statement
-- overlay.json --
{
    "Replace": {

        def platformSdk = result.component.forPlatform(x64())
        platformSdk.includeDirs == [ dir2.file("Include/10.0.10150.0/um"), dir2.file("Include/10.0.10150.0/shared") ]
    }

    def "uses windows SDK using specified install dir"() {
        def dir1 = kitDir("sdk1", "10.0.10240.0")
        def dir2 = kitDir("sdk2", "10.0.10150.0")
        def dir3 = kitDir("sdk3", "10.0.10500.0")

        given:

				"dir/",
				"dir/file",
				"dir2/",
				"file2",
			},
			false,
		},
		{
			"mount",
			[]string{
				"dir/",
				"dir/file",
				"dir2/",
				"file2",
				"mount/",
				"mount/file3",
			},
			true,
		},
		{
			"innermount",
			[]string{
				"dir/",
				"dir/file",
				"dir/dir2/",
				"dir/dir2/file2",
				"dir/dir2/mount/",
				"dir/dir2/mount/file3",
			},

import _ "p"
-- vend/vendor/p/p.go --
package p
-- vend/vendor/q/q.go --
package q
-- vend/vendor/strings/msg.go --
package strings

var Msg = "hello, world"
-- vend/vendor/vend/dir1/dir2/dir2.go --
package dir2
-- vend/x/invalid/invalid.go --
package invalid

import "vend/x/invalid/vendor/foo"
-- vend/x/vendor/p/p/p.go --
package p

import _ "notfound"
-- vend/x/vendor/p/p.go --
package p

        metadata[0].version == VersionNumber.parse("14.0")
        metadata[0].compatibility == LEGACY

        metadata[1].installDir == dir2
        metadata[1].visualCppDir == new File(dir2, "VC")
        metadata[1].visualCppVersion == VersionNumber.parse("12.0")
        metadata[1].version == VersionNumber.parse("12.0")
        metadata[1].compatibility == LEGACY

            }
        '''.stripIndent()

        when:
        run 'sync'

        then:
        file('dest').assertHasDescendants(
            'dir1/file1.txt',
            'dir2/subdir/file2.txt',
            'dir2/file3.txt',
            'emptyDir'
        )
    }

    def 'preserve keeps specified files in destDir'() {
        given:
        defaultSourceFileTree()
        file('dest').create {

                'TestProject-custom-1.2/docs/dir2/file4.txt')
    }

    def installFromDistContent() {
        given:
        createDir('src/custom/dist'){
            file 'file1.txt'
            dir {
                file 'file2.txt'
            }
        }
        createDir("docs"){
            file 'file3.txt'
            dir2 {
                file 'file4.txt'
            }

        then:
        archive(file("build/test.${fileExtension}")).hasDescendantsInOrder(
            'file13.txt',
            'file11.txt',
            'dir2/file21.txt',
            'dir2/file22.txt',
            'dir2/file23.txt',
            'dir2/file24.txt',
            'dir1/file11.txt',
            'dir1/file12.txt',
            'dir1/file13.txt',
            'dir1/file14.txt')

        where: