Add Test Function for dummy.clear
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test/test_function_dummy_clear.py
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8
test/test_function_dummy_clear.py
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from nose.tools import assert_raises
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from escpos.printer import Dummy
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def test_printer_dummy_clear():
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printer = Dummy()
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printer.text("Hello")
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printer.clear()
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assert(printer.output == b'')
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