applyPlugin()

        when:
        succeeds "t", "-D${UNSUPPORTED_TOGGLE}=true"

        then:
        plugin.assertUnsupportedMessage(output, UNSUPPORTED_TOGGLE_MESSAGE)
    }

    def "checkin happens once for build with buildSrc"() {
        given:
        applyPlugin()
        file("buildSrc/src/main/groovy/Thing.groovy") << "class Thing {}"

        when:
        succeeds "t"

        then:

    }

    static class FileCheck extends UndeclaredFileAccess {
        private final String checkKind

        FileCheck(String filePath, String checkKind) {
            super(filePath)
            this.checkKind = checkKind
        }

        @Override
        String getKotlinExpression() {
            "File(\"${filePath}\").$checkKind()"
        }

        @Override
        String getGroovyExpression() {

// limitations under the License.

package aggregate

import (
	"testing"

	"istio.io/istio/tests/util/leak"
)

func TestMain(m *testing.M) {
	// CheckMain asserts that no goroutines are leaked after a test package exits.
	leak.CheckMain(m)

// limitations under the License.

package kclient

import (
	"testing"

	"istio.io/istio/tests/util/leak"
)

func TestMain(m *testing.M) {
	// CheckMain asserts that no goroutines are leaked after a test package exits.
	leak.CheckMain(m)

// limitations under the License.

package krt

import (
	"testing"

	"istio.io/istio/tests/util/leak"
)

func TestMain(m *testing.M) {
	// CheckMain asserts that no goroutines are leaked after a test package exits.
	leak.CheckMain(m)

// limitations under the License.

package citadel

import (
	"testing"

	"istio.io/istio/tests/util/leak"
)

func TestMain(m *testing.M) {
	// CheckMain asserts that no goroutines are leaked after a test package exits.
	leak.CheckMain(m)

// limitations under the License.

package server

import (
	"testing"

	"istio.io/istio/tests/util/leak"
)

func TestMain(m *testing.M) {
	// CheckMain asserts that no goroutines are leaked after a test package exits.
	leak.CheckMain(m)

// limitations under the License.

package inject

import (
	"testing"

	"istio.io/istio/tests/util/leak"
)

func TestMain(m *testing.M) {
	// CheckMain asserts that no goroutines are leaked after a test package exits.
	leak.CheckMain(m)

		}
		if !bytes.Contains(line, []byte("+build")) {
			continue
		}
		if err := checkLine(string(line), i >= cutoff); err != nil {
			pass.Reportf(analysisutil.LineStart(tf, i+1), "%s", err)
			continue
		}
	}
	return nil
}

// checkLine checks a line that starts with "//" and contains "+build".
func checkLine(line string, pastCutoff bool) error {
	line = strings.TrimPrefix(line, "//")

// limitations under the License.

package leaderelection

import (
	"testing"

	"istio.io/istio/tests/util/leak"
)

func TestMain(m *testing.M) {
	// CheckMain asserts that no goroutines are leaked after a test package exits.
	leak.CheckMain(m)