import org.junit.Assert.assertFalse
import org.junit.Assert.assertTrue
import org.junit.Rule
import org.junit.rules.TemporaryFolder
import java.io.File
import java.nio.file.Files


abstract class AbstractBinaryCompatibilityTest {

    @get:Rule
    val tmpDir = TemporaryFolder()

    private
    val rootDir: File
        get() = tmpDir.root

    internal

 * limitations under the License.
 */

package gradlebuild.binarycompatibility

import org.junit.Test


class AnonymousClassesFilteringTest : AbstractBinaryCompatibilityTest() {

    @Test
    fun `anonymous classes are excluded (java)`() {

        checkBinaryCompatibleJava(
            v1 = """
                public class Source {

 * limitations under the License.
 */

package gradlebuild.binarycompatibility

import org.junit.Test


class KotlinModifiersChangeTest : AbstractBinaryCompatibilityTest() {

    @Test
    fun `operator or infix modifier change is breaking`() {

        checkNotBinaryCompatibleKotlin(
            v1 = """
                fun Int.invoke(some: Int) {}

 */

package gradlebuild.binarycompatibility

import org.junit.Test


/**
 * Asserts Kotlin `internal` members are filtered from the comparison.
 */
class KotlinInternalFilteringTest : AbstractBinaryCompatibilityTest() {

    private
    val internalMembers = """

        internal fun foo() {}

        internal val bar = "bar"

        internal var bazar = "bazar"

 * limitations under the License.
 */
package gradlebuild.binarycompatibility

import org.junit.Test


class NullabilityChangesTest : AbstractBinaryCompatibilityTest() {

    @Test
    fun `from non-null returning to null returning is breaking (java)`() {

        checkNotBinaryCompatibleJava(
            v1 = """
                public class Source {

 * limitations under the License.
 */

package gradlebuild.binarycompatibility

import org.junit.Test


class SinceAndIncubatingRulesKotlinTest : AbstractBinaryCompatibilityTest() {

    private
    val publicKotlinMembers = """

        fun foo() {}

        val bar: String = "bar"

        val bool: Boolean = true

        val isBool: Boolean = true

 * limitations under the License.
 */

package gradlebuild.binarycompatibility

import org.junit.Test


class UpgradedPropertiesChangesTest : AbstractBinaryCompatibilityTest() {

    @Test
    fun `should report binary incompatibility for upgraded property without any metadata`() {
        checkNotBinaryCompatible(
            v1 = {
                withFile(