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Selenium Automation Testing · Module 5 of 10

Waits and synchronisation

Handle dynamic pages without flaky tests.

📖 Key ideas

  1. Pages load content asynchronously; tests must wait.
  2. Implicit wait: global wait for elements.
  3. Explicit wait: WebDriverWait with expected conditions.
  4. Avoid time.sleep() fixed delays.
  5. Wait for visibility, clickability or text.
💡 Real-life example: Explicit waits are waiting at the bus stop until your bus arrives, not standing a fixed 10 minutes.
Implicit waitGlobal element wait
Explicit waitWait for a specific condition
Expected conditionCondition like element_to_be_clickable
Flaky testTest with random pass/fail