# tests/test_commands.py
from pathlib import Path
from click.testing import CliRunner
from ctf.commands import basic_group
from ctf.config import Config

# {{{ test_basic_test_cli
def test_basic_test_cli():
    """
    Verifies that 'basic test' runs successfully and outputs 'hello from test'.
    """
    runner = CliRunner()
    result = runner.invoke(basic_group, ["test"])
    assert result.exit_code == 0
    assert "hello from test" in result.output
# }}}

# {{{ test_basic_greet_cli
def test_basic_greet_cli():
    """
    Verifies that 'basic greet' runs successfully and greets the name argument.
    """
    runner = CliRunner()
    result = runner.invoke(basic_group, ["greet", "Alice"])
    assert result.exit_code == 0
    assert "hello Alice" in result.output
# }}}

# {{{ test_basic_set_flag_format_cli
def test_basic_set_flag_format_cli():
    """
    Verifies that 'basic set-flag-format' CLI command writes the pattern to config.toml.
    """
    runner = CliRunner()
    
    cfg = Config()
    assert cfg.data["Competition"]["flag_format"] == r"picoCTF\{.*\}"
    
    result = runner.invoke(basic_group, ["set-flag-format", "TEST_FLAG{[a-z]+}"])
    assert result.exit_code == 0
    assert "Flag format set to" in result.output
    
    updated_cfg = Config()
    assert updated_cfg.data["Competition"]["flag_format"] == "TEST_FLAG{[a-z]+}"
# }}}

# {{{ test_basic_set_flag_format_original_option_cli
def test_basic_set_flag_format_original_option_cli():
    """
    Verifies that 'basic set-flag-format' with --original/-o option prompts for selection and writes it.
    """
    runner = CliRunner()
    
    result = runner.invoke(basic_group, ["set-flag-format", "-o", "SKY-1111-000"], input="2\n")
    assert result.exit_code == 0
    assert "Select a pattern index" in result.output
    assert "Flag format set to" in result.output
    
    updated_cfg = Config()
    selected_pattern = updated_cfg.data["Competition"]["flag_format"]
    assert len(selected_pattern) > 0
# }}}

# {{{ test_basic_set_flag_format_validation_cli
def test_basic_set_flag_format_validation_cli():
    """
    Verifies validation rules:
    - Specifying both PATTERN and --original should fail.
    - Specifying neither PATTERN nor --original should fail.
    - Specifying empty/whitespace-only original flag should fail.
    """
    runner = CliRunner()
    
    # Both specified
    result1 = runner.invoke(basic_group, ["set-flag-format", "PAT", "-o", "SKY-1111-000"])
    assert result1.exit_code != 0
    assert "Cannot specify both PATTERN and --original/-o option." in result1.output
    
    # Neither specified
    result2 = runner.invoke(basic_group, ["set-flag-format"])
    assert result2.exit_code != 0
    assert "Either PATTERN positional argument or --original/-o option must be specified." in result2.output

    # Empty original
    result3 = runner.invoke(basic_group, ["set-flag-format", "-o", "   "])
    assert result3.exit_code != 0
    assert "Original flag cannot be empty or whitespace only." in result3.output
# }}}

# {{{ test_basic_set_competition_cli
def test_basic_set_competition_cli():
    """
    Verifies that 'basic set-competition' updates the competition name in config.toml.
    """
    runner = CliRunner()
    result = runner.invoke(basic_group, ["set-competition", "CyberCTF2026"])
    assert result.exit_code == 0
    assert "Competition name set to: CyberCTF2026" in result.output
    
    updated_cfg = Config()
    assert updated_cfg.data["Competition"]["competition"] == "CyberCTF2026"
# }}}

# {{{ test_basic_set_flag_format_warning_cli
def test_basic_set_flag_format_warning_cli():
    """
    Verifies that if competition name is set and not present in the example flag,
    set-flag-format outputs a warning.
    """
    runner = CliRunner()
    
    # Set competition name first
    cfg = Config()
    cfg.data["Competition"]["competition"] = "SECURE"
    cfg.save(cfg.data)
    
    result = runner.invoke(basic_group, ["set-flag-format", "-o", "CTF{easy_flag_123}"], input="1\n")
    assert result.exit_code == 0
    assert "Warning: Current competition name 'SECURE' was not found in the example flag." in result.output
# }}}
