@ParameterizedTest(name = "encode({1}) -> {2}")
    @MethodSource("encodeProvider")
    void testEncode(byte[] input, String expected) {
        // Arrange & Act
        String actual = Base64.encode(input);
        // Assert
        assertEquals(expected, actual, "Base64.encode should match expected string");
    }

    /**
     * Data provider for Base64 strings and expected decoded byte arrays.
     */

 */
package org.codelibs.curl;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;

 * limitations under the License.
 */

package com.google.common.testing;

import static com.google.common.base.Preconditions.checkNotNull;
import static junit.framework.Assert.assertEquals;
import static junit.framework.Assert.assertTrue;

import com.google.common.annotations.GwtCompatible;
import com.google.common.base.Equivalence;
import com.google.common.collect.Iterables;

        boolean guest = flags[1];

        // Arrange
        Subject subject = new Subject();
        TestCredentials creds = new TestCredentials("DOMAIN", anonymous, guest, subject, false);

        // Act & Assert
        // unwrap to interface itself should return same instance
        CredentialsInternal unwrapped = creds.unwrap(CredentialsInternal.class);
        assertNotNull(unwrapped, "unwrap to CredentialsInternal returns instance");

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.execution;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

import org.apache.maven.artifact.versioning.ArtifactVersion;
import org.apache.maven.artifact.versioning.DefaultArtifactVersion;

    void constructorAcceptsNonNullObject() {
        // Arrange : create a dummy address
        InetAddress dummy = mock(InetAddress.class);
        // Act
        UniAddress ua = new UniAddress(dummy);
        // Assert
        assertSame(dummy, ua.getAddress(), "constructor should store the supplied address");
    }

    @Test
    void constructorRejectsNull() {

        SMBProtocolDecodingException ex = new SMBProtocolDecodingException();

        // Assert state
        assertNull(ex.getMessage(), "Default constructor should have null message");
        assertNull(ex.getCause(), "Default constructor should have null cause");
        assertTrue(ex instanceof CIFSException, "Should be a CIFSException subtype");

        // Assert throwing/catching behavior with assertThrows

import org.codelibs.fess.helper.LanguageHelper;
import org.codelibs.fess.helper.SearchLogHelper;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.ingest.IngestFactory;
import org.codelibs.fess.ingest.Ingester;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.unit.UnitFessTestCase;

        // Act
        LsaPolicyHandle handle = new LsaPolicyHandle(mockDcerpcHandle, server, access);

        // Assert
        assertNotNull(handle);
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcLsarOpenPolicy2.class));
        // We cannot directly assert the 'opened' field as it's private, but successful construction implies it.
    }

    @Test

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.project.artifact;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

import org.apache.maven.artifact.factory.ArtifactFactory;
import org.apache.maven.artifact.repository.metadata.RepositoryMetadataManager;