}

    @Test
    @DisplayName("Test Response interface methods - getException")
    void testGetException() {
        // Given
        Exception expectedException = new Exception("Test exception");
        when(response.getException()).thenReturn(expectedException);

        // When
        Exception actualException = response.getException();

        // Then
        assertEquals(expectedException, actualException);

            assertFalse(echoResponse.isReceived());
            assertNull(echoResponse.getException());

            echoResponse.exception(testException);

            assertTrue(echoResponse.isError());
            assertTrue(echoResponse.isReceived());
            assertEquals(testException, echoResponse.getException());
        }

        @Test
        @DisplayName("Should clear received state")

                                "Failed to process POM for " + artifact.getId() + ": " + missingParentPom.getMessage(),
                                missingParentPom.getException(),
                                artifact);
                    }

                    String message;

                    if (isMissingPom(e)) {

                versionIndex.put(version, workspace.getRepository());
            }
        }

        for (MetadataResult metadataResult : metadataResults) {
            result.addException(metadataResult.getException());

            ArtifactRepository repository = metadataResult.getRequest().getRepository();
            if (repository == null) {
                repository = session.getLocalRepository();
            }

        if (graphResult.hasErrors()) {
            return addExceptionToResult(
                    result, graphResult.getProblems().iterator().next().getException());
        }

        try {
            session.setProjectMap(getProjectMap(session.getProjects()));
        } catch (DuplicateProjectException e) {
            return addExceptionToResult(result, e);

            return expiration;
        }

        @Override
        public void setExpiration(Long exp) {
            this.expiration = exp;
        }

        @Override
        public Exception getException() {
            return exception;
        }

        @Override
        public void exception(Exception e) {
            this.exception = e;
        }

        // Methods from Message interface

            assertEquals(1, ((Collection) result.getProblems()).size());
            result.getProblems().forEach(p -> {
                assertTrue(expectedException.isInstance(p.getException()));
                assertTrue(p.getException().getMessage().contains(partOfMessage));
            });
        }
    }

    @Test
    void testProcessPackagingAttribute() throws ProjectBuildingException {

            if ((i == lines.length - 1)
                    && (context.options().showErrors().orElse(false)
                            || (summary.getException() instanceof InternalErrorException))) {
                context.logger.error(line, summary.getException());
            } else {
                context.logger.error(line);
            }

            currentColor = nextColor;
        }

        void testExceptionState() {
            Exception testException = new RuntimeException("Test error");

            assertNull(testBlock.getException());

            testBlock.exception(testException);
            assertEquals(testException, testBlock.getException());
        }

        @Test
        @DisplayName("Test error state")
        void testErrorState() {
            assertFalse(testBlock.isError());

            Map<String, VersionInfo> infos = new HashMap<>();

            for (MetadataResult metadataResult : metadataResults) {
                result.addException(metadataResult.getException());

                ArtifactRepository repository = metadataResult.getRequest().getRepository();
                if (repository == null) {
                    repository = session.getLocalRepository();