119 lines
3.0 KiB
Python
119 lines
3.0 KiB
Python
"""Test for the CLI
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"""
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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from __future__ import unicode_literals
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import os
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import sys
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from scripttest import TestFileEnvironment
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from nose.tools import assert_equals, nottest
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import escpos
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TEST_DIR = os.path.abspath('test/test-cli-output')
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DEVFILE_NAME = 'testfile'
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DEVFILE = os.path.join(TEST_DIR, DEVFILE_NAME)
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CONFIGFILE = 'testconfig.yaml'
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CONFIG_YAML = '''
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---
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printer:
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type: file
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devfile: {testfile}
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'''.format(
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testfile=DEVFILE,
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)
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class TestCLI:
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""" Contains setups, teardowns, and tests for CLI
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"""
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@classmethod
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def setup_class(cls):
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""" Create a config file to read from """
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with open(CONFIGFILE, 'w') as config:
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config.write(CONFIG_YAML)
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@classmethod
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def teardown_class(cls):
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""" Remove config file """
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os.remove(CONFIGFILE)
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def setup(self):
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""" Create a file to print to and set up env"""
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self.env = None
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self.default_args = None
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self.env = TestFileEnvironment(
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base_path=TEST_DIR,
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cwd=os.getcwd(),
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)
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self.default_args = (
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'python-escpos',
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'-c',
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CONFIGFILE,
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)
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fhandle = open(DEVFILE, 'a')
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try:
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os.utime(DEVFILE, None)
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finally:
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fhandle.close()
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def teardown(self):
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""" Destroy printer file and env """
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os.remove(DEVFILE)
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self.env.clear()
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def test_cli_help(self):
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""" Test getting help from cli """
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result = self.env.run('python-escpos', '-h')
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assert not result.stderr
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assert 'usage' in result.stdout
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def test_cli_version(self):
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""" Test the version string """
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result = self.env.run('python-escpos', 'version')
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assert not result.stderr
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assert_equals(escpos.__version__, result.stdout.strip())
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@nottest # disable this test as it is not that easy anymore to predict the outcome of this call
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def test_cli_text(self):
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""" Make sure text returns what we sent it """
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test_text = 'this is some text'
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result = self.env.run(
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*(self.default_args + (
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'text',
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'--txt',
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test_text,
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))
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)
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assert not result.stderr
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assert DEVFILE_NAME in result.files_updated.keys()
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assert_equals(
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result.files_updated[DEVFILE_NAME].bytes,
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test_text + '\n'
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)
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def test_cli_text_inavlid_args(self):
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""" Test a failure to send valid arguments """
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result = self.env.run(
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*(self.default_args + (
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'text',
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'--invalid-param',
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'some data'
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)),
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expect_error=True,
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expect_stderr=True
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)
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assert_equals(result.returncode, 2)
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assert 'error:' in result.stderr
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assert not result.files_updated
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