Initial commit - Phase 3/4
🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
michael
300
tests/unit/services/test_system_service.py
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300
tests/unit/services/test_system_service.py
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"""Unit tests for SystemService.
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Tests the SystemService business logic layer, ensuring:
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- System information queries
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- Shutdown/restart operations
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- Error handling and error codes
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- Command execution and output parsing
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"""
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import pytest
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from unittest.mock import AsyncMock, Mock, patch
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from app.backend.services.system_service import SystemService
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class TestSystemServiceInfo:
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"""Test system information queries."""
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@pytest.mark.asyncio
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async def test_get_info_success(self):
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"""Test successful system info retrieval."""
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# Arrange
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service = SystemService()
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# Act
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with patch('psutil.cpu_percent', return_value=25.5), \
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patch('psutil.virtual_memory') as mock_memory, \
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patch('psutil.disk_usage') as mock_disk, \
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patch('psutil.cpu_count', return_value=4), \
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patch('psutil.boot_time', return_value=1000000000.0), \
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patch('psutil.time.time', return_value=1000086400.0), \
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patch('platform.node', return_value='dangerous-pi'), \
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patch('platform.system', return_value='Linux'), \
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patch('platform.release', return_value='6.1.21'):
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# Mock memory stats
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mock_memory.return_value = Mock(
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total=4294967296, # 4GB
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used=2147483648, # 2GB
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percent=50.0
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)
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# Mock disk stats
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mock_disk.return_value = Mock(
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total=32212254720, # 30GB
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used=10737418240, # 10GB
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percent=33.3
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)
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result = await service.get_info()
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# Assert
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assert result.success is True
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assert result.data["hostname"] == "dangerous-pi"
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assert result.data["platform"] == "Linux"
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assert result.data["cpu"]["count"] == 4
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assert result.data["cpu"]["percent"] == 25.5
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assert result.data["memory"]["total"] == 4294967296
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assert result.data["memory"]["used"] == 2147483648
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assert result.data["memory"]["percent"] == 50.0
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assert result.data["disk"]["total"] == 32212254720
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assert result.data["uptime"] == 86400.0 # 1 day
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@pytest.mark.asyncio
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async def test_get_info_with_temperature(self):
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"""Test system info with CPU temperature."""
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# Arrange
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service = SystemService()
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# Act
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with patch('psutil.cpu_percent', return_value=50.0), \
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patch('psutil.virtual_memory'), \
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patch('psutil.disk_usage'), \
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patch('psutil.cpu_count', return_value=4), \
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patch('psutil.boot_time', return_value=1000000000.0), \
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patch('psutil.time.time', return_value=1000000100.0), \
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patch('platform.node', return_value='test'), \
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patch('platform.system', return_value='Linux'), \
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patch('platform.release', return_value='6.1'), \
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patch('pathlib.Path.exists', return_value=True), \
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patch('pathlib.Path.read_text', return_value='45678'):
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# Mock memory and disk
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patch('psutil.virtual_memory', return_value=Mock(total=1, used=1, percent=1))
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patch('psutil.disk_usage', return_value=Mock(total=1, used=1, percent=1))
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result = await service.get_info()
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# Assert
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assert result.success is True
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assert result.data["cpu"]["temperature"] == 45.678
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@pytest.mark.asyncio
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async def test_get_info_exception_handling(self):
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"""Test system info retrieval with exception."""
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# Arrange
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service = SystemService()
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# Act
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with patch('psutil.cpu_percent', side_effect=Exception("psutil error")):
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result = await service.get_info()
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# Assert
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assert result.success is False
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assert result.error.code == "system_info_error"
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assert "psutil error" in result.error.details
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class TestSystemServiceShutdown:
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"""Test shutdown operations."""
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@pytest.mark.asyncio
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async def test_shutdown_immediate(self):
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"""Test immediate shutdown."""
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# Arrange
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service = SystemService()
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# Act
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with patch.object(service, '_run_command', new_callable=AsyncMock) as mock_cmd:
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mock_cmd.return_value = ""
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result = await service.shutdown(delay=0)
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# Assert
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assert result.success is True
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assert "initiated" in result.data["message"].lower()
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mock_cmd.assert_called_once_with("sudo shutdown -h now")
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@pytest.mark.asyncio
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async def test_shutdown_with_delay(self):
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"""Test scheduled shutdown."""
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# Arrange
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service = SystemService()
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# Act
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with patch.object(service, '_run_command', new_callable=AsyncMock) as mock_cmd:
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mock_cmd.return_value = ""
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result = await service.shutdown(delay=300) # 5 minutes
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# Assert
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assert result.success is True
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assert "scheduled" in result.data["message"].lower()
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assert result.data["delay"] == 300
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# 300 seconds = 5 minutes
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mock_cmd.assert_called_once_with("sudo shutdown -h +5")
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@pytest.mark.asyncio
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async def test_shutdown_failure(self):
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"""Test shutdown command failure."""
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# Arrange
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service = SystemService()
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# Act
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with patch.object(service, '_run_command', new_callable=AsyncMock) as mock_cmd:
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mock_cmd.side_effect = RuntimeError("Permission denied")
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result = await service.shutdown(delay=0)
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# Assert
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assert result.success is False
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assert result.error.code == "shutdown_error"
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assert "Permission denied" in result.error.details
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class TestSystemServiceRestart:
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"""Test restart operations."""
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@pytest.mark.asyncio
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async def test_restart_immediate(self):
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"""Test immediate restart."""
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# Arrange
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service = SystemService()
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# Act
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with patch.object(service, '_run_command', new_callable=AsyncMock) as mock_cmd:
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mock_cmd.return_value = ""
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result = await service.restart(delay=0)
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# Assert
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assert result.success is True
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assert "initiated" in result.data["message"].lower()
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mock_cmd.assert_called_once_with("sudo shutdown -r now")
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@pytest.mark.asyncio
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async def test_restart_with_delay(self):
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"""Test scheduled restart."""
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# Arrange
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service = SystemService()
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# Act
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with patch.object(service, '_run_command', new_callable=AsyncMock) as mock_cmd:
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mock_cmd.return_value = ""
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result = await service.restart(delay=600) # 10 minutes
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# Assert
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assert result.success is True
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assert "scheduled" in result.data["message"].lower()
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assert result.data["delay"] == 600
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mock_cmd.assert_called_once_with("sudo shutdown -r +10")
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class TestSystemServiceCancelShutdown:
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"""Test shutdown cancellation."""
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@pytest.mark.asyncio
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async def test_cancel_shutdown_success(self):
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"""Test successful shutdown cancellation."""
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# Arrange
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service = SystemService()
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# Act
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with patch.object(service, '_run_command', new_callable=AsyncMock) as mock_cmd:
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mock_cmd.return_value = ""
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result = await service.cancel_shutdown()
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# Assert
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assert result.success is True
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assert "cancelled" in result.data["message"].lower()
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mock_cmd.assert_called_once_with("sudo shutdown -c")
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class TestSystemServiceLogs:
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"""Test log retrieval."""
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@pytest.mark.asyncio
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async def test_get_logs_success(self):
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"""Test successful log retrieval."""
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# Arrange
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service = SystemService()
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log_content = "Jan 01 12:00:00 test systemd[1]: Started dangerous-pi"
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# Act
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with patch.object(service, '_run_command', new_callable=AsyncMock) as mock_cmd:
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mock_cmd.return_value = log_content
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result = await service.get_logs(service="dangerous-pi", lines=100)
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# Assert
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assert result.success is True
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assert result.data["service"] == "dangerous-pi"
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assert result.data["lines"] == 100
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assert result.data["logs"] == log_content
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mock_cmd.assert_called_once_with(
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"sudo journalctl -u dangerous-pi -n 100 --no-pager"
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)
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@pytest.mark.asyncio
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async def test_get_logs_failure(self):
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"""Test log retrieval failure."""
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# Arrange
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service = SystemService()
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# Act
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with patch.object(service, '_run_command', new_callable=AsyncMock) as mock_cmd:
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mock_cmd.side_effect = RuntimeError("Service not found")
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result = await service.get_logs(service="nonexistent")
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# Assert
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assert result.success is False
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assert result.error.code == "logs_error"
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class TestSystemServiceStatus:
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"""Test service status queries."""
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@pytest.mark.asyncio
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async def test_get_service_status_active(self):
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"""Test getting status of active service."""
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# Arrange
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service = SystemService()
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status_output = "● dangerous-pi.service - Dangerous Pi Backend\n Loaded: loaded\n Active: active (running)"
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# Act
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with patch.object(service, '_run_command', new_callable=AsyncMock) as mock_cmd, \
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patch.object(service, '_is_service_enabled', new_callable=AsyncMock) as mock_enabled:
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mock_cmd.return_value = status_output
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mock_enabled.return_value = True
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result = await service.get_service_status("dangerous-pi")
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# Assert
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assert result.success is True
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assert result.data["service"] == "dangerous-pi"
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assert result.data["active"] is True
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assert result.data["enabled"] is True
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assert "active (running)" in result.data["status"]
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@pytest.mark.asyncio
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async def test_get_service_status_inactive(self):
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"""Test getting status of inactive service."""
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# Arrange
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service = SystemService()
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status_output = "● test.service\n Loaded: loaded\n Active: inactive (dead)"
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# Act
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with patch.object(service, '_run_command', new_callable=AsyncMock) as mock_cmd, \
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patch.object(service, '_is_service_enabled', new_callable=AsyncMock) as mock_enabled:
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mock_cmd.return_value = status_output
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mock_enabled.return_value = False
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result = await service.get_service_status("test")
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# Assert
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assert result.success is True
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assert result.data["active"] is False
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assert result.data["enabled"] is False
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