66a2e78e16
* fix unfinished Python2 -> 3 translation * remove some six usage * annotate * fix regression in Six removal * mypy: self.enf is always defined * fix return type of cups.py * Usb idVendor/idProduct are integers * self.default_args is always defined * tweak usb_args, PEP589 is better * lp.py: reassure mypy * correctly cast call to CashDrawerError() * update CUPS test * add missing close() method in metaclass * document a bug in typeshed * query_status() returns bytes as seen in constants.py * remove more SIX usage * test examples too * remove type comment where type is annotated * adapt behavior of cups printer to match other implementations --------- Co-authored-by: Patrick Kanzler <dev@pkanzler.de> Co-authored-by: Patrick Kanzler <4189642+patkan@users.noreply.github.com>
117 lines
3.0 KiB
Python
117 lines
3.0 KiB
Python
"""Test for the CLI
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"""
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import os
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import shutil
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import tempfile
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from scripttest import TestFileEnvironment as TFE
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import escpos
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TEST_DIR = tempfile.mkdtemp() + "/cli-test"
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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 = f"""
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---
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printer:
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type: file
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devfile: {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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@classmethod
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def setup_class(cls) -> None:
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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) -> None:
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"""Remove config file"""
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os.remove(CONFIGFILE)
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shutil.rmtree(TEST_DIR)
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def setup_method(self) -> None:
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"""Create a file to print to and set up env"""
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self.env = TFE(
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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_method(self) -> None:
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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) -> None:
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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) -> None:
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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 escpos.__version__ == result.stdout.strip()
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def test_cli_version_extended(self) -> None:
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"""Test the extended version information"""
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result = self.env.run("python-escpos", "version_extended")
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assert not result.stderr
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assert escpos.__version__ in result.stdout
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# test that additional information on e.g. Serial is printed
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assert "Serial" in result.stdout
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def test_cli_text(self) -> None:
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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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*(
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self.default_args
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+ (
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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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)
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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 (
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result.files_updated[DEVFILE_NAME].bytes == "\x1bt\x00" + test_text + "\n"
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)
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def test_cli_text_invalid_args(self) -> None:
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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 + ("text", "--invalid-param", "some data")),
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expect_error=True,
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expect_stderr=True,
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)
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assert 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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