diff --git a/components/esp_driver_cam/test_apps/csi/main/test_csi_driver.c b/components/esp_driver_cam/test_apps/csi/main/test_csi_driver.c
index 7b0e5db80e..e7b42583ce 100644
--- a/components/esp_driver_cam/test_apps/csi/main/test_csi_driver.c
+++ b/components/esp_driver_cam/test_apps/csi/main/test_csi_driver.c
@@ -34,3 +34,30 @@ TEST_CASE("TEST CSI driver allocation", "[csi]")
     TEST_ASSERT_EQUAL((csi_config.h_res * csi_config.v_res * 2), bk_buffer_len); // out type RGB565 using 2 byte / pixel
     TEST_ESP_OK(esp_cam_del_ctlr(handle));
 }
+
+TEST_CASE("TEST CSI driver no backup buffer usage", "[csi]")
+{
+    esp_cam_ctlr_csi_config_t csi_config = {
+        .ctlr_id = 0,
+        .h_res = 800,
+        .v_res = 640,
+        .lane_bit_rate_mbps = 200,
+        .input_data_color_type = MIPI_CSI_COLOR_RAW8,
+        .output_data_color_type = MIPI_CSI_COLOR_RGB565,
+        .data_lane_num = 2,
+        .byte_swap_en = false,
+        .queue_items = 1,
+        .bk_buffer_dis = 1,
+    };
+    esp_cam_ctlr_handle_t handle = NULL;
+    TEST_ESP_OK(esp_cam_new_csi_ctlr(&csi_config, &handle));
+    TEST_ESP_ERR(ESP_ERR_NOT_FOUND, esp_cam_new_csi_ctlr(&csi_config, &handle));
+
+    uint8_t *bk_buffer = NULL;
+    size_t bk_buffer_len = 0;
+    TEST_ESP_ERR(ESP_ERR_INVALID_STATE, esp_cam_ctlr_get_frame_buffer(handle, 1, (const void **)&bk_buffer));
+    TEST_ESP_ERR(ESP_ERR_INVALID_STATE, esp_cam_ctlr_get_frame_buffer_len(handle, &bk_buffer_len));
+    TEST_ASSERT_NULL(bk_buffer);
+    TEST_ASSERT_EQUAL(0, bk_buffer_len);
+    TEST_ESP_OK(esp_cam_del_ctlr(handle));
+}