def test_Stock_chart():
tsla = Stock("TSLA")
# Sometimes these are returned as empty arrays; so don't
# do much testing for now. Appears to be IEX bug.
tsla.chart(range='20180514')
tsla.chart(range='1d', chartReset=True) # Returns nothing?
tsla.chart(range='1d', chartReset=False)
tsla.chart(range='1d', chartSimplify=True)
tsla.chart(range='1m', chartInterval=10)
def test_chart_range_error():
msft = Stock("MSFT")
with raises(ValueError):
msft.chart(range="not_a_real_range")