code: def test_handle_value_changes(app: Page):
      """Test that st.date_input has the correct value after typing in a date."""
  
      first_date_input_field = app.locator(".stDateInput input").first
      first_date_input_field.type("1970/01/02")
      first_date_input_field.blur()
  
      expect(app.get_by_test_id("stMarkdown").first).to_have_text(
          "Value 1: 1970-01-02", use_inner_text=True
      )
  
file_path: streamlit/e2e_playwright/st_date_input_test.py
imports: from playwright.sync_api import Page, expect
  from e2e_playwright.conftest import ImageCompareFunction
label_desc: Use image node_id 4 for calling a global function with example usage: test_handle_value_changes(app) without return types