}

    @ParameterizedTest(name = "Implementation is instance: {0}")
    @MethodSource("implementations")
    @DisplayName("Happy path: can create implementations and use type checks")
    void testImplementationsAreUsable(SessionSetupHandler impl) {
        // Arrange is provided by method source

        // Act & Assert

    tests, either. This causes it to fail to find AtomicLongMapTest.

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>

public class SmbResourceLocatorTest {

    /**
     * A very small concrete implementation used only by the tests. It parses
     * the URL string and performs minimal validation – just enough to make the
     * happy-path expectations deterministic.
     */
    private static class DummySmbResourceLocator implements SmbResourceLocator {
        private final String urlStr;
        private final String host;

import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.junit.jupiter.MockitoExtension;

@ExtendWith(MockitoExtension.class)
class SMBSignatureValidationExceptionTest {

    // Happy path: default constructor creates an exception with no message/cause
    @Test
    @DisplayName("Default ctor: null message/cause and success status")
    void defaultConstructor_hasNullMessageAndCause_andDefaultStatus() {

    tests, either. This causes it to fail to find AtomicLongMapTest.

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>

 * including normal operation, null handling, edge cases, and exception flow.
 */
@ExtendWith(MockitoExtension.class)
class SmbFilenameFilterTest {

    @Mock
    SmbFile mockDir;

    /**
     * Happy-path: a filter that accepts any name.
     */
    @ParameterizedTest
    @DisplayName("accepts any non-null/any string")
    @ValueSource(strings = { "file.txt", "data.DAT", "a", "x.y.z", "  spaced  " })

    tests, either. This causes it to fail to find AtomicLongMapTest.

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>

### Reviewing cheatsheet

Before merging the PR, comments starting with 
- ❌ ❓**must** be fixed
- 🤔 💅 **should** be fixed
- 💭 **may** be fixed

    tests, either. This causes it to fail to find AtomicLongMapTest.

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>

    tests, either. This causes it to fail to find AtomicLongMapTest.

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>