mirror of
https://github.com/koloideal/Argenta.git
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210 lines
8.0 KiB
Python
210 lines
8.0 KiB
Python
import os
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from typing import Any
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import pytest
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from pyfakefs.fake_filesystem import FakeFilesystem
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from pytest_mock import MockerFixture
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from argenta.app.autocompleter.entity import (
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AutoCompleter,
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_get_history_items,
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_is_command_exist,
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)
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HISTORY_FILE: str = "test_history.txt"
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COMMANDS: list[str] = ["start", "stop", "status"]
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# ============================================================================
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# Fixtures
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# ============================================================================
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@pytest.fixture
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def mock_readline(mocker: MockerFixture) -> Any:
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_history: list[str] = []
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def add_history(item: str) -> None:
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_history.append(item)
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def get_history_item(index: int) -> str | None:
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if 1 <= index <= len(_history):
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return _history[index - 1]
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return None
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def get_current_history_length() -> int:
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return len(_history)
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def clear_history() -> None:
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_history.clear()
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mock: Any = mocker.MagicMock() # pyright: ignore[reportUnknownMemberType, reportUnknownVariableType]
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mocker.patch('argenta.app.autocompleter.entity.readline', mock) # pyright: ignore[reportUnknownArgumentType]
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mock.reset_mock() # pyright: ignore[reportUnknownMemberType]
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clear_history()
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mock.add_history.side_effect = add_history # pyright: ignore[reportUnknownMemberType]
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mock.get_history_item.side_effect = get_history_item # pyright: ignore[reportUnknownMemberType]
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mock.get_current_history_length.side_effect = get_current_history_length # pyright: ignore[reportUnknownMemberType]
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mock.get_completer_delims.return_value = " " # pyright: ignore[reportUnknownMemberType]
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return mock # pyright: ignore[reportReturnType, reportUnknownVariableType]
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# ============================================================================
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# Tests for AutoCompleter initialization
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# ============================================================================
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def test_autocompleter_initializes_with_history_file_and_button() -> None:
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completer: AutoCompleter = AutoCompleter(history_filename=HISTORY_FILE, autocomplete_button="tab")
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assert completer.history_filename == HISTORY_FILE
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assert completer.autocomplete_button == "tab"
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# ============================================================================
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# Tests for initial setup
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# ============================================================================
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def test_initial_setup_creates_history_when_file_does_not_exist(fs: FakeFilesystem, mock_readline: Any) -> None:
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if os.path.exists(HISTORY_FILE):
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os.remove(HISTORY_FILE)
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completer: AutoCompleter = AutoCompleter(history_filename=HISTORY_FILE)
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completer.initial_setup(COMMANDS)
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mock_readline.read_history_file.assert_not_called()
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assert mock_readline.add_history.call_count == len(COMMANDS)
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mock_readline.set_completer.assert_called_with(completer._complete)
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mock_readline.parse_and_bind.assert_called_with("tab: complete")
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def test_initial_setup_reads_existing_history_file(fs: FakeFilesystem, mock_readline: Any) -> None:
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fs.create_file(HISTORY_FILE, contents="previous_command\n") # pyright: ignore[reportUnknownMemberType]
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completer: AutoCompleter = AutoCompleter(history_filename=HISTORY_FILE)
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completer.initial_setup(COMMANDS)
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mock_readline.read_history_file.assert_called_once_with(HISTORY_FILE)
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mock_readline.add_history.assert_not_called()
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mock_readline.set_completer.assert_called_once()
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mock_readline.parse_and_bind.assert_called_once()
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def test_initial_setup_works_without_history_filename(mock_readline: Any) -> None:
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completer: AutoCompleter = AutoCompleter(history_filename=None)
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completer.initial_setup(COMMANDS)
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mock_readline.read_history_file.assert_not_called()
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assert mock_readline.add_history.call_count == len(COMMANDS)
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# ============================================================================
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# Tests for exit setup and history filtering
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# ============================================================================
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def test_exit_setup_writes_and_filters_duplicate_commands(fs: FakeFilesystem, mock_readline: Any) -> None:
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mock_readline.add_history.side_effect = None
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mock_readline.add_history("start server")
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mock_readline.add_history("stop client")
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mock_readline.add_history("invalid command")
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mock_readline.add_history("start server")
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raw_history_content: str = "\n".join(["start server", "stop client", "invalid command", "start server"])
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fs.create_file(HISTORY_FILE, contents=raw_history_content) # pyright: ignore[reportUnknownMemberType]
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completer: AutoCompleter = AutoCompleter(history_filename=HISTORY_FILE)
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completer.exit_setup(all_commands=["start", "stop"], ignore_command_register=False)
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mock_readline.write_history_file.assert_called_once_with(HISTORY_FILE)
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with open(HISTORY_FILE) as f:
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content: str = f.read()
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lines: list[str] = sorted(content.strip().split("\n"))
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assert lines == ["start server", "stop client"]
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def test_exit_setup_skips_writing_when_no_history_filename(mock_readline: Any) -> None:
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completer: AutoCompleter = AutoCompleter(history_filename=None)
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completer.exit_setup(all_commands=COMMANDS, ignore_command_register=False)
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mock_readline.write_history_file.assert_not_called()
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# ============================================================================
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# Tests for autocomplete functionality
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# ============================================================================
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def test_complete_returns_none_when_no_matches_found(mock_readline: Any) -> None:
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cmd: str
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for cmd in ["start", "stop"]:
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mock_readline.add_history(cmd)
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completer: AutoCompleter = AutoCompleter()
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assert completer._complete("run", 0) is None
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assert completer._complete("run", 1) is None
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def test_complete_returns_single_match(mock_readline: Any) -> None:
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mock_readline.add_history("start server")
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mock_readline.add_history("stop server")
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completer: AutoCompleter = AutoCompleter()
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assert completer._complete("start", 0) == "start server"
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assert completer._complete("start", 1) is None
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def test_complete_inserts_common_prefix_for_multiple_matches(mock_readline: Any) -> None:
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mock_readline.add_history("status client")
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mock_readline.add_history("status server")
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mock_readline.add_history("stop")
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completer: AutoCompleter = AutoCompleter()
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result: str | None = completer._complete("stat", 0)
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assert result is None
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mock_readline.insert_text.assert_called_once_with("us ")
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mock_readline.redisplay.assert_called_once()
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mock_readline.reset_mock()
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result_state_1: str | None = completer._complete("stat", 1)
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assert result_state_1 is None
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mock_readline.insert_text.assert_not_called()
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# ============================================================================
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# Tests for helper functions
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# ============================================================================
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def test_is_command_exist_checks_case_sensitive_when_enabled() -> None:
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existing: list[str] = ["start", "stop", "status"]
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assert _is_command_exist("start", existing, ignore_command_register=False) is True
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assert _is_command_exist("START", existing, ignore_command_register=False) is False
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assert _is_command_exist("unknown", existing, ignore_command_register=False) is False
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def test_is_command_exist_checks_case_insensitive_when_enabled() -> None:
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existing: list[str] = ["start", "stop", "status"]
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assert _is_command_exist("start", existing, ignore_command_register=True) is True
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assert _is_command_exist("START", existing, ignore_command_register=True) is True
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assert _is_command_exist("unknown", existing, ignore_command_register=True) is False
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def test_get_history_items_returns_empty_list_initially(mock_readline: Any) -> None:
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assert _get_history_items() == []
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def test_get_history_items_returns_all_added_items(mock_readline: Any) -> None:
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mock_readline.add_history("first item")
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mock_readline.add_history("second item")
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assert _get_history_items() == ["first item", "second item"]
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