import java.nio.file.LinkOption
import java.nio.file.attribute.BasicFileAttributeView

@UsesNativeServices
class NioFileMetadataAccessorTest extends AbstractFileMetadataAccessorTest {
    FileMetadataAccessor getAccessor() {
        new NioFileMetadataAccessor()
    }

    @Override
    void assertSameLastModified(FileMetadata fileMetadata, File file) {
        assert fileMetadata.lastModified == lastModified(file)
    }

import static org.gradle.internal.file.FileMetadata.AccessType.DIRECT

@UsesNativeServices
class FallbackFileMetadataAccessorTest extends AbstractFileMetadataAccessorTest {
    FileMetadataAccessor getAccessor() {
        new FallbackFileMetadataAccessor()
    }

    @Override
    void assertSameLastModified(FileMetadata fileMetadata, File file) {
        assert fileMetadata.lastModified == file.lastModified()
    }

    OperationState state(op->getLoc(), op->getName().getStringRef(),
                         parent_op->getOperands(), parent_op->getResultTypes(),
                         op->getAttrs(), op->getSuccessors());
    Operation* inlined = builder.create(state);

    parent_op->replaceAllUsesWith(inlined);
    parent_op->erase();
  }
  return success();
}

@UsesNativeServices
abstract class AbstractFileMetadataAccessorTest extends Specification {
    @Rule
    TestNameTestDirectoryProvider tmpDir = new TestNameTestDirectoryProvider(getClass())
    abstract FileMetadataAccessor getAccessor()

    abstract void assertSameLastModified(FileMetadata fileMetadata, File file)

    void assertSameAccessType(FileMetadata fileMetadata, AccessType accessType) {
        assert fileMetadata.accessType == accessType

    OperationState state(op->getLoc(), op->getName());
    state.operands = dequantized_inputs;
    state.types = result_types;
    state.attributes = op->getAttrs();
    state.successors = op->getSuccessors();
    builder->setInsertionPoint(op);
    Operation* new_op = builder->create(state);

    // Insert quantize ops for every outputs and rewrite.
    for (int i = 0; i < op->getNumResults(); ++i) {

    // OperationState so we can add regions to the new op.
    OperationState state(op->getLoc(), op->getName().getStringRef(), operands,
                         new_results, op->getAttrs(), op->getSuccessors());
    for (Region& region : op->getRegions()) {
      Region& new_region = *state.addRegion();
      rewriter.inlineRegionBefore(region, new_region, new_region.begin());