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from selenium.webdriver.common.keys import Keys
from .utils import shift, cmdtrl
def test_execute_code(notebook):
browser = notebook.browser
def clear_outputs():
return notebook.browser.execute_script(
"Jupyter.notebook.clear_all_output();")
# Execute cell with Javascript API
notebook.edit_cell(index=0, content='a=10; print(a)')
browser.execute_script("Jupyter.notebook.get_cell(0).execute();")
outputs = notebook.wait_for_cell_output(0)
assert outputs[0].text == '10'
# Execute cell with Shift-Enter
notebook.edit_cell(index=0, content='a=11; print(a)')
clear_outputs()
shift(notebook.browser, Keys.ENTER)
outputs = notebook.wait_for_cell_output(0)
assert outputs[0].text == '11'
notebook.delete_cell(index=1)
# Execute cell with Ctrl-Enter
notebook.edit_cell(index=0, content='a=12; print(a)')
clear_outputs()
cmdtrl(notebook.browser, Keys.ENTER)
outputs = notebook.wait_for_cell_output(0)
assert outputs[0].text == '12'
# Execute cell with toolbar button
notebook.edit_cell(index=0, content='a=13; print(a)')
clear_outputs()
notebook.browser.find_element_by_css_selector(
"button[data-jupyter-action='jupyter-notebook:run-cell-and-select-next']").click()
outputs = notebook.wait_for_cell_output(0)
assert outputs[0].text == '13'
# Set up two cells to test stopping on error
notebook.edit_cell(index=0, content='raise IOError')
notebook.edit_cell(index=1, content='a=14; print(a)')
# Default behaviour: stop on error
clear_outputs()
browser.execute_script("""
var cell0 = Jupyter.notebook.get_cell(0);
var cell1 = Jupyter.notebook.get_cell(1);
cell0.execute();
cell1.execute();
""")
outputs = notebook.wait_for_cell_output(0)
assert notebook.get_cell_output(1) == []
# Execute a cell with stop_on_error=false
clear_outputs()
browser.execute_script("""
var cell0 = Jupyter.notebook.get_cell(0);
var cell1 = Jupyter.notebook.get_cell(1);
cell0.execute(false);
cell1.execute();
""")
outputs = notebook.wait_for_cell_output(1)
assert outputs[0].text == '14'
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