tempFile = new File(Curl.tmpDir, "non-existent-file.tmp");
        assertFalse(tempFile.exists());

        ContentCache cache = new ContentCache(tempFile);

        // Should throw IOException when file doesn't exist
        try {
            cache.close();
            fail("Expected IOException for non-existent file");
        } catch (IOException e) {

        TestCorsHandler handler = new TestCorsHandler("example-handler");
        corsHandlerFactory.add(origin, handler);

        // Execute
        CorsHandler result = corsHandlerFactory.get("https://nonexistent.com");

        // Verify
        assertNull(result);
    }

    public void test_add_overwriteExistingOrigin() {
        // Setup
        String origin = "https://example.com";

TEST_F(CApiExperimentalFunctionTest, EmptyGraphRemoveNonExistentFunction) {
  TF_GraphRemoveFunction(func_graph_, "wrong_name", s_);
  EXPECT_EQ(TF_INVALID_ARGUMENT, TF_GetCode(s_));
  EXPECT_EQ(string("Tried to remove non-existent function 'wrong_name'."),
            string(TF_Message(s_)));
}

TEST_F(CApiExperimentalFunctionTest, GraphRemoveNonExistentFunction) {
  TF_Function* funcs[1];
  DefineFunction(func_name_, &func_);

		},

		// Test case - 8.
		// Test case with non-existent source file.
		// Case for the purpose of failing `api.ObjectAPI.GetObjectInfo`.
		// Expecting the response status code to http.StatusNotFound (404).
		{
			bucketName:       bucketName,
			uploadID:         uploadID,
			copySourceHeader: url.QueryEscape(SlashSeparator + bucketName + SlashSeparator + "non-existent-object"),
			accessKey:        credentials.AccessKey,

        HandleInfo info = manager.getHandleByPath("/test/file.txt");
        assertNotNull(info);
        assertEquals(guid, info.getCreateGuid());

        assertNull(manager.getHandleByPath("/nonexistent/file.txt"));
    }

    @Test
    public void testMultipleHandles() {
        HandleGuid guid1 = manager.requestDurableHandle("/test/file1.txt", HandleType.DURABLE_V2, 120000, null);

    }

    public void test_provide_notFound() {
        // Test with various classification names that should not be found
        assertProvideThrowsException("TestClassification");
        assertProvideThrowsException("NonExistent");
        assertProvideThrowsException("");
        assertProvideThrowsException("Some.Classification");
        assertProvideThrowsException("Project.TestClassification");
    }

            @Override
            public String getSsoType() {
                return "none";
            }
        });
        final OsddHelper osddHelper = new OsddHelper();
        osddHelper.setOsddPath("osdd/nonexistent.xml");
        osddHelper.init();
        assertFalse(osddHelper.hasOpenSearchFile());

        try {
            osddHelper.asStream();
            fail("Should throw exception when osddFile is null");

	for _, pe := range partErrs {
		if pe != checkPartSuccess {
			c++
		}
	}
	return
}

// checkObjectWithAllParts sets partsMetadata and onlineDisks when xl.meta is inexistant/corrupted or outdated
// it also checks if the status of each part (corrupted, missing, ok) in each drive
func checkObjectWithAllParts(ctx context.Context, onlineDisks []StorageAPI, partsMetadata []FileInfo,

        thread.start();
        thread.join(1000);

        assertTrue(thread.contains("exact line"));
        assertTrue(thread.contains("another line"));
        assertFalse(thread.contains("nonexistent"));
    }

    public void test_contains_withTrimming() throws InterruptedException {
        String input = "  trimmed line  \n\tanother\t";

    }

    public void test_getObject_nonExistentKey() {
        // Test getObject with non-existent key
        Object result = WebApiUtil.getObject("nonExistentKey");
        assertNull("getObject should return null for non-existent key", result);
    }

    public void test_setError_withMessage_noRequest() {
        // Test setError with message when no HTTP request is available