public void testRetainAll_duplicatesKept() {
    E[] array = createSamplesArray();
    array[1] = e0();
    collection = getSubjectGenerator().create(array);
    assertFalse(
        "containsDuplicates.retainAll(superset) should return false",
        collection.retainAll(MinimalCollection.of(createSamplesArray())));
    expectContents(array);
  }

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  @CollectionSize.Require(SEVERAL)

// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package dns

import "testing"

func TestDNSJoin(t *testing.T) {

def test_events():
    assert not ml_models, "ml_models should be empty"
    with TestClient(app) as client:
        assert ml_models["answer_to_everything"] == fake_answer_to_everything_ml_model
        response = client.get("/predict", params={"x": 2})
        assert response.status_code == 200, response.text
        assert response.json() == {"result": 84.0}
    assert not ml_models, "ml_models should be empty"


def test_openapi_schema():

	}

	if err := DB.Delete(&book).Error; err != nil {
		t.Fatalf("No error should happen when soft delete user, but got %v", err)
	}

	zeroTime, _ := now.Parse("1970-01-01 00:00:01")
	if book.DeletedAt.Time.Equal(zeroTime) {
		t.Errorf("book's deleted at should not be zero, DeletedAt: %v", book.DeletedAt)
	}

	if DB.First(&SoftDeleteBook{}, "name = ?", book.Name).Error == nil {

	}

	if u1.ID == 0 {
		t.Errorf("user's primary key should has value after create, got : %v", u1.ID)
	}

	if u1.CreatedAt.IsZero() {
		t.Errorf("user's created at should be not zero")
	}

	if u1.UpdatedAt.IsZero() {
		t.Errorf("user's updated at should be not zero")
	}

	var newUser User
	if err := DB.Where("id = ?", u1.ID).First(&newUser).Error; err != nil {

      if (request.isHttps && cacheResponse.handshake == null) {
        return CacheStrategy(request, null)
      }

      // If this response shouldn't have been stored, it should never be used as a response source.
      // This check should be redundant as long as the persistence store is well-behaved and the
      // rules are constant.
      if (!isCacheable(cacheResponse, request)) {
        return CacheStrategy(request, null)

    }

    protected void assertLocalArtifactNotPresent(Artifact artifact) throws Exception {
        ArtifactRepository localRepo = localRepository();

        String path = localRepo.pathOf(artifact);

        File file = new File(localRepo.getBasedir(), path);

        assertFalse(file.exists(), "Local artifact " + file + " should not be present.");
    }

   *
   * <p>If the character does not need to be escaped, this method should return {@code null}, rather
   * than an array containing the character representation of the code point. This enables the
   * escaping algorithm to perform more efficiently.
   *
   * <p>If the implementation of this method cannot correctly handle a particular code point then it
   * should either throw an appropriate runtime exception or return a suitable replacement

 * limitations under the License.
 */
package okhttp3.internal.connection

/**
 * A policy for how the pool should treat a specific address.
 */
class AddressPolicy(
  /**
   * How many concurrent calls should be possible to make at any time.
   * The pool will routinely try to pre-emptively open connections to satisfy this minimum.

// It returns the index where bytes should be written and whether it succeeded.
func (b *Buffer) tryGrowByReslice(n int) (int, bool) {
	if l := len(b.buf); n <= cap(b.buf)-l {
		b.buf = b.buf[:l+n]
		return l, true
	}
	return 0, false
}

// grow grows the buffer to guarantee space for n more bytes.
// It returns the index where bytes should be written.