private final ModelBuilderResult result;

    /**
     * Creates a new exception from the specified interim result and its associated problems.
     *
     * @param result The interim result, may be {@code null}.
     */
    public ModelBuilderException(ModelBuilderResult result) {
        super(result.toString());
        this.result = result;
    }

    /**

    Collection<V> result = multimap().asMap().get(k0());
    result.clear();
    assertGet(k0());
    assertEmpty(result);
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require({SUPPORTS_PUT, ALLOWS_NULL_VALUES})
  public void testAddNullValue() {
    Collection<V> result = multimap().asMap().get(k0());
    assertTrue(result.add(null));

    }

    @Override
    protected <RESULT extends SearchLog> RESULT createEntity(Map<String, Object> source, Class<? extends RESULT> entityType) {
        try {
            final RESULT result = entityType.newInstance();
            result.setAccessType(DfTypeUtil.toString(source.get("accessType")));
            result.setClientIp(DfTypeUtil.toString(source.get("clientIp")));
            result.setHitCount(DfTypeUtil.toLong(source.get("hitCount")));

    /** Property key for login requirement configuration. */
    public static final String LOGIN_REQUIRED_PROPERTY = "login.required";

    /** Property key for result collapse configuration. */
    public static final String RESULT_COLLAPSED_PROPERTY = "result.collapsed";

    /** Property key for login link enabled configuration. */
    public static final String LOGIN_LINK_ENALBED_PROPERTY = "login.link.enabled";

        int result = 17;
        result = 31 * result + a.getGroupId().hashCode();
        result = 31 * result + a.getArtifactId().hashCode();
        result = 31 * result + a.getType().hashCode();
        if (a.getVersion() != null) {
            result = 31 * result + a.getVersion().hashCode();
        }
        result = 31 * result + (a.getClassifier() != null ? a.getClassifier().hashCode() : 0);

    Iterable<Character> result = Traverser.forGraph(JAVADOC_GRAPH).breadthFirst('a');

    assertEqualCharNodes(result, "abcdef");
    assertEqualCharNodes(result, "abcdef");
  }

  @Test
  public void forGraph_breadthFirstIterable_javadocExample_canBeIteratedMultipleTimes() {
    Iterable<Character> result = Traverser.forGraph(JAVADOC_GRAPH).breadthFirst(charactersOf("bf"));

	}

	for i, testCase := range testCases {
		result := testCase.set.Clone()

		if !reflect.DeepEqual(result, testCase.set) {
			t.Fatalf("test %v: result: expected: %v, got: %v", i+1, testCase.set, result)
		}

		result.add(testCase.targetIDToAdd)
		if reflect.DeepEqual(result, testCase.set) {
			t.Fatalf("test %v: result: expected: not equal, got: equal", i+1)
		}
	}
}

        String result = chain.normalize("  TEST CASE  ", "field");

        assertEquals("test_case", result);
    }

    @Test
    public void test_nullInput() throws Exception {
        NormalizerChain chain = new NormalizerChain();
        chain.add(new FullWidthToHalfWidthAlphabetNormalizer());

        String result = chain.normalize(null, "field");

        assertEquals(null, result);
    }

        void testGetUNIBytes() {
            // When
            byte[] result = Strings.getUNIBytes(TEST_STRING);

            // Then
            assertNotNull(result, "Result should not be null");
            assertTrue(result.length > 0, "Result should not be empty");
            assertEquals(TEST_STRING.getBytes(StandardCharsets.UTF_16LE).length, result.length, "Length should match UTF-16LE encoding");

from fastapi import FastAPI

app = FastAPI()


@app.get("/items/")
async def read_items(q: str | None = None):
    results = {"items": [{"item_id": "Foo"}, {"item_id": "Bar"}]}
    if q:
        results.update({"q": q})