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123 lines
3.7 KiB
Python
123 lines
3.7 KiB
Python
"""Tests for SpoolBuddy daemon system_stats collector."""
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import pytest
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pytest.importorskip("spoolbuddy", reason="spoolbuddy package not available in Docker")
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from unittest.mock import patch
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from spoolbuddy.daemon.system_stats import (
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_cpu_count,
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_cpu_temp,
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_disk_info,
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_load_avg,
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_memory_info,
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_os_info,
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_system_uptime,
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collect,
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)
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class TestCpuTemp:
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def test_reads_thermal_zone(self):
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with patch("spoolbuddy.daemon.system_stats._read_file", return_value="52100"):
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assert _cpu_temp() == 52.1
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def test_returns_none_on_missing_file(self):
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with patch("spoolbuddy.daemon.system_stats._read_file", return_value=None):
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assert _cpu_temp() is None
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def test_returns_none_on_bad_value(self):
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with patch("spoolbuddy.daemon.system_stats._read_file", return_value="not_a_number"):
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assert _cpu_temp() is None
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class TestMemoryInfo:
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SAMPLE_MEMINFO = (
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"MemTotal: 1024000 kB\n"
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"MemFree: 200000 kB\n"
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"MemAvailable: 512000 kB\n"
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"Buffers: 50000 kB\n"
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)
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def test_parses_meminfo(self):
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with patch("spoolbuddy.daemon.system_stats._read_file", return_value=self.SAMPLE_MEMINFO):
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result = _memory_info()
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assert result is not None
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assert result["total_mb"] == 1000
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assert result["available_mb"] == 500
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assert result["used_mb"] == 500
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assert result["percent"] == 50.0
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def test_returns_none_on_missing(self):
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with patch("spoolbuddy.daemon.system_stats._read_file", return_value=None):
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assert _memory_info() is None
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class TestDiskInfo:
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def test_returns_disk_stats(self):
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result = _disk_info()
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# Should always work on Linux
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assert result is not None
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assert "total_gb" in result
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assert "used_gb" in result
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assert "free_gb" in result
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assert "percent" in result
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assert 0 <= result["percent"] <= 100
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class TestLoadAvg:
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def test_returns_three_values(self):
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result = _load_avg()
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assert result is not None
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assert len(result) == 3
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for val in result:
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assert isinstance(val, float)
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class TestCpuCount:
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def test_returns_positive_int(self):
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result = _cpu_count()
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assert result is not None
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assert result > 0
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class TestOsInfo:
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def test_returns_required_keys(self):
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result = _os_info()
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assert "os" in result
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assert "kernel" in result
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assert "arch" in result
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assert "python" in result
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def test_parses_pretty_name(self):
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fake_release = 'PRETTY_NAME="Raspbian GNU/Linux 12 (bookworm)"\nID=raspbian\n'
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with patch("spoolbuddy.daemon.system_stats._read_file", return_value=fake_release):
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result = _os_info()
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assert result["os"] == "Raspbian GNU/Linux 12 (bookworm)"
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class TestSystemUptime:
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def test_parses_uptime(self):
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with patch("spoolbuddy.daemon.system_stats._read_file", return_value="86400.55 172000.10"):
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assert _system_uptime() == 86400
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def test_returns_none_on_missing(self):
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with patch("spoolbuddy.daemon.system_stats._read_file", return_value=None):
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assert _system_uptime() is None
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class TestCollect:
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def test_returns_dict_with_expected_keys(self):
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result = collect()
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assert isinstance(result, dict)
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assert "os" in result
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# These may or may not be present depending on platform, but os is always present
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def test_all_values_are_json_serializable(self):
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import json
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result = collect()
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# Should not raise
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json.dumps(result)
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