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.venv/Lib/site-packages/notebook/tests/selenium/test_dualmode_markdown.py

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+'''Test'''
+
+from selenium.webdriver.common.keys import Keys
+
+from .utils import cmdtrl, shift, validate_dualmode_state
+
+def test_dualmode_markdown(notebook):
+    def is_cell_rendered(index):
+        JS = 'return !!IPython.notebook.get_cell(%s).rendered;'%index
+        return notebook.browser.execute_script(JS)
+
+
+    a = 'print("a")'
+    index = 1
+    notebook.append(a)
+
+    #Markdown rendering / unrendering
+    notebook.focus_cell(index)
+    validate_dualmode_state(notebook, 'command', index)
+    notebook.body.send_keys("m")
+    assert notebook.get_cell_type(index) == 'markdown'
+    assert not is_cell_rendered(index) #cell is not rendered
+    
+    notebook.body.send_keys(Keys.ENTER)#cell is unrendered
+    assert not is_cell_rendered(index) #cell is not rendered
+    validate_dualmode_state(notebook, 'edit', index)
+
+    cmdtrl(notebook.browser, Keys.ENTER)
+    assert is_cell_rendered(index) #cell is rendered with crtl+enter
+    validate_dualmode_state(notebook, 'command', index)
+
+    notebook.body.send_keys(Keys.ENTER)#cell is unrendered
+    assert not is_cell_rendered(index) #cell is not rendered
+
+    notebook.focus_cell(index - 1)
+    assert not is_cell_rendered(index) #Select index-1; cell index is still not rendered
+    validate_dualmode_state(notebook, 'command', index - 1)
+
+    notebook.focus_cell(index)
+    validate_dualmode_state(notebook, 'command', index)
+    cmdtrl(notebook.browser, Keys.ENTER)
+    assert is_cell_rendered(index)#Cell is rendered
+
+    notebook.focus_cell(index - 1)
+    validate_dualmode_state(notebook, 'command', index - 1)
+
+    shift(notebook.browser, Keys.ENTER)
+    validate_dualmode_state(notebook, 'command', index)
+    assert is_cell_rendered(index)#Cell is rendered
+
+    shift(notebook.browser, Keys.ENTER)
+    validate_dualmode_state(notebook, 'edit', index + 1)
+    assert is_cell_rendered(index)#Cell is rendered