55 lines
1.7 KiB
Python
55 lines
1.7 KiB
Python
import pytest
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def test_run_command_streams_stdout_and_stderr_callbacks() -> None:
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from l4d2web.services.host_commands import run_command
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stdout: list[str] = []
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stderr: list[str] = []
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result = run_command(
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["python3", "-c", "import sys; print('ok'); print('warn', file=sys.stderr)"],
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on_stdout=stdout.append,
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on_stderr=stderr.append,
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)
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assert stdout == ["ok"]
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assert stderr == ["warn"]
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assert result.returncode == 0
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assert result.stdout == "ok"
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assert result.stderr == "warn"
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def test_run_command_raises_host_error_on_nonzero_exit() -> None:
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from l4d2web.services.host_commands import HostCommandError, run_command
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with pytest.raises(HostCommandError) as exc_info:
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run_command(["python3", "-c", "import sys; print('bad', file=sys.stderr); sys.exit(7)"])
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assert exc_info.value.returncode == 7
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assert exc_info.value.stderr == "bad"
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def test_run_command_raises_cancelled_error_when_cancel_requested() -> None:
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from l4d2web.services.host_commands import CommandCancelledError, run_command
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stdout: list[str] = []
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with pytest.raises(CommandCancelledError):
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run_command(
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["python3", "-c", "import time; print('ready', flush=True); time.sleep(5)"],
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on_stdout=stdout.append,
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should_cancel=lambda: bool(stdout),
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cancel_poll_seconds=0.01,
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cancel_terminate_timeout=0.2,
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)
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assert stdout == ["ready"]
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def test_stream_command_yields_stdout_lines() -> None:
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from l4d2web.services.host_commands import stream_command
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lines = list(stream_command(["python3", "-c", "print('one'); print('two')"]))
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assert lines == ["one", "two"]
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