New Expected Condition elements_not_overlapping

common/src/web/javascriptPage.html

@@ -249,7 +249,7 @@ <h1>Type Stuff</h1>
   Focusable. Will hide when focus is lost.
 </div>
 
-<div style="margin-top: 10px;">
+<div id="clickToShowParent" style="margin-top: 10px;">
   Click actions delayed by 3000ms:
   <div id="clickToShow" onclick="delayedShowHide(3000, true);"
        style="float: left;width: 100px;height:100px;border: 1px solid black;">

py/selenium/webdriver/support/expected_conditions.py

@@ -386,6 +386,27 @@ def _predicate(_):
 
     return _predicate
 
+def elements_not_overlapping(element1: WebElement, element2:WebElement) -> Callable[[Any], bool]:
+    """An Expectation for checking that two elements do not overlap on the DOM
+
+    elements are WebElement objects
+    """
+
+    def _predicate(_):
+        if staleness_of(element1):
+            return True
+        if staleness_of(element2):
+            return True
+
+        rect1 = element1.rect
+        rect2 = element2.rect
+        return (rect1['x'] + rect1['width'] < rect2['x'] or
+                rect2['x'] + rect2['width'] < rect1['x'] or
+                rect1['y'] + rect1['height'] < rect2['y'] or
+                rect2['y'] + rect2['height'] < rect1['y'])
+
+    return _predicate
+
 
 def element_to_be_selected(element: WebElement) -> Callable[[Any], bool]:
     """An expectation for checking the selection is selected.

py/test/selenium/webdriver/common/webdriverwait_tests.py

@@ -282,6 +282,23 @@ def test_expected_condition_element_to_be_clickable(driver, pages):
     WebDriverWait(driver, 4.5).until(EC.invisibility_of_element_located((By.ID, "clickToHide")))
     assert element.is_displayed() is False
 
+def test_expected_condition_elements_not_overlapping(driver, pages):
+    pages.load("javascriptPage.html")
+    element1 = driver.find_element(By.ID, 'keyUp')
+    element2 = driver.find_element(By.ID, 'keyDown')
+    WebDriverWait(driver, 1).until(EC.elements_not_overlapping(element1,element2))
+    clickToShow = driver.find_element(By.ID, 'clickToShow')
+    clickToShow.click()
+    WebDriverWait(driver, 5).until(EC.element_to_be_clickable((By.ID, "clickToHide")))
+    element1 = driver.find_element(By.ID, 'clickToHide')
+    element2 = driver.find_element(By.ID, 'clickToShowParent')
+    with pytest.raises(TimeoutException):
+        WebDriverWait(driver, 1).until(EC.elements_not_overlapping(element1,element2))
+    element1.click()
+    WebDriverWait(driver, 5).until(EC.elements_not_overlapping(element1,element2))
+    assert element1.is_displayed() is False
+
+
 
 def test_expected_condition_staleness_of(driver, pages):
     pages.load("dynamicallyModifiedPage.html")