import pytest
import tempfile
import os
from pathlib import Path
from reaper_mcp_server.rpp_parser import RPPParser
@pytest.fixture
def sample_rpp_with_items():
"""Sample RPP content with ITEM blocks."""
return '''<REAPER_PROJECT 0.1 "7.22/macOS-arm64" 1735524019
TEMPO 120 4 4
<TRACK {12345678-1234-1234-1234-123456789ABC}
NAME "Test Track"
VOLPAN 1.0 0.0 -1 -1 1
MUTESOLO 0 0
<ITEM
POSITION 0.0
LENGTH 5.5
<SOURCE WAVE
FILE "test_audio.wav"
>
>
<ITEM
POSITION 6.0
LENGTH 3.2
<SOURCE WAVE
FILE "test_audio2.wav"
>
>
>
>
'''
@pytest.fixture
def sample_rpp_with_absolute_path():
"""Sample RPP content with absolute path."""
return '''<REAPER_PROJECT 0.1 "7.22/macOS-arm64" 1735524019
TEMPO 120 4 4
<TRACK {12345678-1234-1234-1234-123456789ABC}
NAME "Absolute Path Track"
<ITEM
POSITION 0.0
LENGTH 2.0
<SOURCE WAVE
FILE "/absolute/path/to/audio.wav"
>
>
>
>
'''
@pytest.fixture
def temp_rpp_file(sample_rpp_with_items):
"""Create a temporary RPP file."""
with tempfile.NamedTemporaryFile(mode='w', suffix='.RPP', delete=False) as f:
f.write(sample_rpp_with_items)
temp_path = f.name
yield temp_path
# Cleanup
if os.path.exists(temp_path):
os.unlink(temp_path)
@pytest.fixture
def temp_rpp_file_absolute(sample_rpp_with_absolute_path):
"""Create a temporary RPP file with absolute path."""
with tempfile.NamedTemporaryFile(mode='w', suffix='.RPP', delete=False) as f:
f.write(sample_rpp_with_absolute_path)
temp_path = f.name
yield temp_path
# Cleanup
if os.path.exists(temp_path):
os.unlink(temp_path)
def test_parse_item_block(temp_rpp_file):
"""Test that ITEM blocks are parsed correctly."""
parser = RPPParser(str(temp_rpp_file))
assert len(parser.project.tracks) == 1
track = parser.project.tracks[0]
# Check that items were parsed
assert len(track.items) == 2
# Check first item
item1 = track.items[0]
assert item1.position == 0.0
assert item1.length == 5.5
assert 'test_audio.wav' in item1.audio_filepath
# Check second item
item2 = track.items[1]
assert item2.position == 6.0
assert item2.length == 3.2
assert 'test_audio2.wav' in item2.audio_filepath
def test_parse_source_wave_file(temp_rpp_file):
"""Test that SOURCE WAVE FILE paths are extracted."""
parser = RPPParser(str(temp_rpp_file))
track = parser.project.tracks[0]
item = track.items[0]
# File path should be resolved relative to RPP file location
assert item.audio_filepath.endswith('test_audio.wav')
assert os.path.isabs(item.audio_filepath)
def test_relative_path_resolution(temp_rpp_file):
"""Test that relative paths are resolved correctly."""
parser = RPPParser(str(temp_rpp_file))
track = parser.project.tracks[0]
item = track.items[0]
# Path should be absolute (resolved from RPP file location)
assert os.path.isabs(item.audio_filepath)
# Should be resolved relative to the RPP file's directory
rpp_dir = os.path.dirname(temp_rpp_file)
expected_path = os.path.abspath(os.path.join(rpp_dir, 'test_audio.wav'))
assert item.audio_filepath == expected_path
def test_absolute_path_unchanged(temp_rpp_file_absolute):
"""Test that absolute paths remain absolute."""
parser = RPPParser(str(temp_rpp_file_absolute))
track = parser.project.tracks[0]
item = track.items[0]
# Absolute path should remain as-is
assert item.audio_filepath == "/absolute/path/to/audio.wav"
def test_track_with_items_and_fx():
"""Test parsing track with both items and FX chain."""
content = '''<REAPER_PROJECT 0.1 "7.22/macOS-arm64" 1735524019
<TRACK {12345678-1234-1234-1234-123456789ABC}
NAME "Complex Track"
<FXCHAIN
<VST "VST3: TestPlugin" TestPlugin.vst3
>
BYPASS 0 0
>
<ITEM
POSITION 1.0
LENGTH 2.0
<SOURCE WAVE
FILE "test.wav"
>
>
>
>
'''
with tempfile.NamedTemporaryFile(mode='w', suffix='.RPP', delete=False) as f:
f.write(content)
temp_path = f.name
try:
parser = RPPParser(str(temp_path))
track = parser.project.tracks[0]
# Both FX and items should be parsed
assert len(track.fx_chain) == 1
assert track.fx_chain[0].name == "VST3: TestPlugin"
assert len(track.items) == 1
assert track.items[0].position == 1.0
assert track.items[0].length == 2.0
finally:
if os.path.exists(temp_path):
os.unlink(temp_path)
def test_empty_track_has_empty_items():
"""Test that tracks without items have empty items list."""
content = '''<REAPER_PROJECT 0.1 "7.22/macOS-arm64" 1735524019
<TRACK {12345678-1234-1234-1234-123456789ABC}
NAME "Empty Track"
VOLPAN 1.0 0.0 -1 -1 1
>
>
'''
with tempfile.NamedTemporaryFile(mode='w', suffix='.RPP', delete=False) as f:
f.write(content)
temp_path = f.name
try:
parser = RPPParser(str(temp_path))
track = parser.project.tracks[0]
# Items list should be empty but not None
assert track.items == []
assert isinstance(track.items, list)
finally:
if os.path.exists(temp_path):
os.unlink(temp_path)
