node-os-utils
Version:
Advanced cross-platform operating system monitoring utilities with TypeScript support
142 lines • 6.27 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const chai_1 = require("chai");
const memory_monitor_1 = require("../../../src/monitors/memory-monitor");
const common_1 = require("../../../src/types/common");
describe('MemoryMonitor', () => {
const GB = 1024 * 1024 * 1024;
const memoryRaw = {
total: 16 * GB,
available: 8 * GB,
free: 6 * GB,
used: 8 * GB,
cached: 2 * GB,
buffers: 256 * 1024 * 1024,
shared: 512 * 1024 * 1024,
reclaimable: 128 * 1024 * 1024,
pressure: { level: 'medium', score: 55 },
swap: {
total: 4 * GB,
used: 1 * GB,
swapIn: 100,
swapOut: 200
},
active: 1 * GB,
inactive: 2 * GB,
wired: 512 * 1024 * 1024,
compressed: 256 * 1024 * 1024,
kernel: 128 * 1024 * 1024,
drivers: 64 * 1024 * 1024
};
let memoryInfoCalls = 0;
function createAdapter() {
memoryInfoCalls = 0;
return {
getPlatform: () => 'linux',
isSupported: (feature) => !feature.includes('disabled'),
executeCommand: async () => ({ stdout: '', stderr: '', exitCode: 0, platform: 'linux', executionTime: 0, command: '' }),
readFile: async () => '',
fileExists: async () => true,
getCPUInfo: async () => ({}),
getCPUUsage: async () => ({}),
getCPUTemperature: async () => ([]),
getMemoryInfo: async () => {
memoryInfoCalls += 1;
return memoryRaw;
},
getMemoryUsage: async () => ({}),
getDiskInfo: async () => ({}),
getDiskIO: async () => ({}),
getNetworkInterfaces: async () => ({}),
getNetworkStats: async () => ({}),
getProcesses: async () => ([]),
getProcessInfo: async () => ({}),
getSystemInfo: async () => ({}),
getSystemLoad: async () => ({}),
getDiskUsage: async () => ({}),
getDiskStats: async () => ({}),
getMounts: async () => ({}),
getFileSystems: async () => ({}),
getNetworkConnections: async () => ({}),
getDefaultGateway: async () => ({}),
getProcessList: async () => ([]),
killProcess: async () => true,
getProcessOpenFiles: async () => ([]),
getProcessEnvironment: async () => ({}),
getSystemUptime: async () => ({}),
getSystemUsers: async () => ([]),
getSystemServices: async () => ([]),
getSupportedFeatures: () => ({
cpu: { info: true, usage: true, temperature: true, frequency: true, cache: true, perCore: true, cores: true },
memory: { info: true, usage: true, swap: true, pressure: true, detailed: true, virtual: true },
disk: { info: true, io: true, health: true, smart: true, filesystem: true, usage: true, stats: true, mounts: true, filesystems: true },
network: { interfaces: true, stats: true, connections: true, bandwidth: true, gateway: true },
process: { list: true, details: true, tree: true, monitor: true, info: true, kill: true, openFiles: true, environment: true },
system: { info: true, load: true, uptime: true, users: true, services: true }
})
};
}
it('info 会转换内存信息并缓存', async () => {
const monitor = new memory_monitor_1.MemoryMonitor(createAdapter());
const first = await monitor.info();
if (!first.success) {
throw new Error('expected success');
}
const firstData = first.data;
(0, chai_1.expect)(first.cached).to.be.false;
(0, chai_1.expect)(firstData.total).to.be.instanceOf(common_1.DataSize);
(0, chai_1.expect)(firstData.total.toBytes()).to.equal(16 * GB);
const second = await monitor.info();
if (!second.success) {
throw new Error('expected success');
}
(0, chai_1.expect)(second.cached).to.be.true;
(0, chai_1.expect)(memoryInfoCalls).to.equal(1);
});
it('usage 返回内存使用率百分比', async () => {
const monitor = new memory_monitor_1.MemoryMonitor(createAdapter());
const result = await monitor.usage();
if (!result.success) {
throw new Error('expected success');
}
const data = result.data;
(0, chai_1.expect)(data).to.equal(50);
});
it('swap 在禁用时返回错误，启用时返回详情', async () => {
const monitor = new memory_monitor_1.MemoryMonitor(createAdapter());
monitor.withSwap(false);
const disabled = await monitor.swap();
(0, chai_1.expect)(disabled.success).to.be.false;
monitor.withSwap(true);
const enabled = await monitor.swap();
if (!enabled.success) {
throw new Error('expected success');
}
const swap = enabled.data;
(0, chai_1.expect)(swap.total.toBytes()).to.equal(4 * GB);
(0, chai_1.expect)(swap.swapIn).to.equal(100);
});
it('pressure 在启用后使用原始数据中的压力信息', async () => {
const monitor = new memory_monitor_1.MemoryMonitor(createAdapter());
monitor.withPressure(true);
const result = await monitor.pressure();
if (!result.success) {
throw new Error('expected success');
}
const pressure = result.data;
(0, chai_1.expect)(pressure.level).to.equal('medium');
(0, chai_1.expect)(pressure.score).to.equal(55);
});
it('summary 返回格式化后的摘要数据', async () => {
const monitor = new memory_monitor_1.MemoryMonitor(createAdapter());
monitor.withUnit('GB');
const result = await monitor.summary();
if (!result.success) {
throw new Error('expected success');
}
const summary = result.data;
(0, chai_1.expect)(summary.total).to.match(/GB$/);
(0, chai_1.expect)(summary.swap.usagePercentage).to.be.a('number');
});
});
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