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Testing Git Add Force Command Handling in TheFuck

This test suite validates the functionality of the git_add_force rule in TheFuck, which handles cases where files are ignored by .gitignore but need to be forcefully added. The tests ensure proper command transformation when users attempt to add ignored files.

Test Coverage Overview

The test suite provides comprehensive coverage for the git_add_force rule functionality.

Key areas tested include:

Matching logic for git add commands with ignored files
Command transformation to include –force flag
Handling of .gitignore ignored paths
Edge case validation for empty output scenarios

Implementation Analysis

The implementation uses pytest fixtures to provide consistent test data across multiple test cases. The testing approach focuses on two main components: the match function for detecting applicable scenarios and the get_new_command function for generating the corrected command.

Technical patterns include:

Fixture-based test data management
Boolean assertion testing
Command object usage for input/output handling

Technical Details

Testing infrastructure includes:

pytest as the primary testing framework
Custom Command type from thefuck.types
Fixture-based test data setup
Direct function import testing

Best Practices Demonstrated

The test suite exemplifies several testing best practices in Python.

Notable practices include:

Separation of test cases for matching and command generation
Clear test function naming conventions
Efficient test data reuse through fixtures
Explicit positive and negative test cases

nvbn/thefuck

tests/rules/test_git_add_force.py

            
import pytest
from thefuck.rules.git_add_force import match, get_new_command
from thefuck.types import Command


@pytest.fixture
def output():
    return ('The following paths are ignored by one of your .gitignore files:
'
            'dist/app.js
'
            'dist/background.js
'
            'dist/options.js
'
            'Use -f if you really want to add them.
')


def test_match(output):
    assert match(Command('git add dist/*.js', output))
    assert not match(Command('git add dist/*.js', ''))


def test_get_new_command(output):
    assert (get_new_command(Command('git add dist/*.js', output))
            == "git add --force dist/*.js")