- [ ] Each commit in the pull request should have a meaningful subject line and body.
  Note that commits might be squashed by a maintainer on merge.
- [ ] Write unit tests that match behavioral changes, where the tests fail if the changes to the runtime are not applied.
  This may not always be possible but is a best-practice.
- [ ] Run `mvn verify` to make sure basic checks pass.

name: Root lockdown tests

on:
  pull_request:
    branches:
      - master

# This ensures that previous jobs for the PR are canceled when the PR is
# updated.
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref }}
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  build:
    name: Go ${{ matrix.go-version }} on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:

import java.util.concurrent.TimeoutException;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/** Unit tests for {@link Futures#getChecked(Future, Class)}. */
@NullUnmarked
public class FuturesGetCheckedTest extends TestCase {
  // Boring untimed-get tests:

  public void testGetCheckedUntimed_success() throws TwoArgConstructorException {

          +
          // Four byte characters
          FOUR_BYTE_ROUNDTRIPPABLE_CHARACTERS;

  /** Tests that round tripping of all two byte permutations work. */
  @GwtIncompatible // java.nio.charset.Charset
  public void testIsWellFormed_1Byte() {
    testBytes(1, EXPECTED_ONE_BYTE_ROUNDTRIPPABLE_COUNT);
  }

  /** Tests that round tripping of all two byte permutations work. */
  @GwtIncompatible // java.nio.charset.Charset

import jcifs.smb.SmbTransportInternal;

/**
 * Integration tests for RDMA functionality.
 *
 * This class contains both unit tests (that always run) and integration tests
 * (that require system properties to be set for execution).
 *
 * Integration tests require system properties:
 * - rdma.test.enabled=true (to enable RDMA integration tests)
 * - rdma.test.server=hostname/IP (target server for testing)

import com.google.common.collect.testing.features.CollectionFeature;
import com.google.common.collect.testing.features.CollectionSize;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code indexOf()} operations on a list. Can't be invoked
 * directly; please see {@link com.google.common.collect.testing.ListTestSuiteBuilder}.
 *
 * @author Chris Povirk
 */
@GwtCompatible

import jcifs.Configuration;
import jcifs.RuntimeCIFSException;

/**
 * Comprehensive test suite for Strings utility class.
 * Tests all string encoding/decoding operations and utility methods.
 */
@DisplayName("Strings Utility Tests")
class StringsTest {

    private static final String TEST_STRING = "Hello World";
    private static final String UNICODE_STRING = "Hello 世界 🌍";

import java.util.Collection;
import org.junit.Ignore;

/**
 * Tests {@link java.util.Set#hashCode}.
 *
 * @author George van den Driessche
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")

import jcifs.internal.smb2.tree.Smb2TreeConnectResponse;

/**
 * Test class for TreeConnectResponse interface and its implementations.
 * Tests both SMB1 and SMB2 protocol implementations.
 */
@DisplayName("TreeConnectResponse Tests")
class TreeConnectResponseTest {

    @Mock
    private Configuration mockConfig;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);

import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.util.SMBUtil;

/**
 * Test class for Smb2CloseResponse functionality
 */
@ExtendWith(MockitoExtension.class)
@DisplayName("Smb2CloseResponse Tests")
class Smb2CloseResponseTest {

    @Mock
    private Configuration mockConfig;

    private Smb2CloseResponse response;
    private byte[] testFileId;
    private String testFileName;

    @BeforeEach