#!/usr/bin/env python
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__doc__ = """
Contains tests for the lss module.
"""

import os
import subprocess
import tempfile
import pytest

from conftest import get_installed_command

lss_bin = get_installed_command("lss")


@pytest.fixture
def lss_fixture():
    """Fixture to create a temporary directory with test files."""
    with tempfile.TemporaryDirectory() as tmpdir:
        for i in range(1, 4):
            with open(os.path.join(tmpdir, f"shot.{i:04d}.exr"), "w") as f:
                f.write("frame\n")
        yield tmpdir


def test_lss_with_directory(lss_fixture):
    """Test lss with a directory input."""
    result = subprocess.run(
        [lss_bin, lss_fixture],
        stdout=subprocess.PIPE,
        stderr=subprocess.PIPE,
        text=True,
    )

    assert result.returncode == 0
    out = result.stdout
    assert "   3 shot.%04d.exr [1-3]" in out


def test_lss_with_wildcard(lss_fixture):
    """Test lss with a wildcard pattern."""
    pattern = os.path.join(lss_fixture, "shot.*.exr")
    result = subprocess.run(
        [lss_bin, pattern],
        stdout=subprocess.PIPE,
        stderr=subprocess.PIPE,
        text=True,
    )

    assert result.returncode == 0
    out = result.stdout
    assert "   3 shot.%04d.exr [1-3]" in out


def test_lss_stdin_input(lss_fixture):
    """Test lss with stdin input."""
    result = subprocess.run(
        [lss_bin],
        input=f"{lss_fixture}\n",
        stdout=subprocess.PIPE,
        stderr=subprocess.PIPE,
        text=True,
    )

    assert result.returncode == 0
    out = result.stdout
    assert "   3 shot.%04d.exr [1-3]" in out
