张翔
f14002559e
refactor(components): 调整头部和页脚布局样式 style(hero-section): 更新徽章动画效果 docs: 添加测试框架README文档 test: 实现首页、导航和联系表单的测试用例 ci: 添加CI测试脚本和配置
322 lines
11 KiB
Python
322 lines
11 KiB
Python
"""
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性能测试模块
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测试网站性能指标
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"""
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import pytest
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import time
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from typing import Dict, Any
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from datetime import datetime
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from pages.home_page import HomePage
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from pages.contact_page import ContactPage
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from config.settings import get_settings
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class TestPerformance:
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"""性能测试类"""
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@pytest.mark.performance
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@pytest.mark.smoke
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def test_home_page_load_time(self, home_page: HomePage):
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"""测试首页加载时间"""
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home_page.navigate()
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start_time = time.time()
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home_page.wait_for_load()
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end_time = time.time()
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load_time = (end_time - start_time) * 1000 # 毫秒
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# 阈值：5秒
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assert load_time < 5000, f"首页加载时间 {load_time:.2f}ms 超过5秒阈值"
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@pytest.mark.performance
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@pytest.mark.smoke
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def test_contact_page_load_time(self, contact_page: ContactPage):
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"""测试联系页面加载时间"""
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contact_page.navigate()
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start_time = time.time()
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contact_page.wait_for_load()
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end_time = time.time()
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load_time = (end_time - start_time) * 1000
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# 阈值：5秒
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assert load_time < 5000, f"联系页面加载时间 {load_time:.2f}ms 超过5秒阈值"
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@pytest.mark.performance
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def test_dom_content_loaded_time(self, home_page: HomePage):
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"""测试DOM内容加载时间"""
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home_page.navigate()
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performance_data = home_page.execute_js("""
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() => {
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const timing = performance.timing;
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return {
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domContentLoaded: timing.domContentLoadedEventEnd - timing.navigationStart,
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domInteractive: timing.domInteractive - timing.domLoading
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};
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}
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""")
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dom_loaded = performance_data.get("domContentLoaded", 0)
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assert dom_loaded < 3000, f"DOM内容加载时间 {dom_loaded}ms 超过3秒阈值"
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@pytest.mark.performance
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def test_first_paint_time(self, home_page: HomePage):
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"""测试首次绘制时间"""
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home_page.navigate()
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first_paint = home_page.execute_js("""
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() => {
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const entries = performance.getEntriesByType('paint');
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const firstPaint = entries.find(e => e.name === 'first-paint');
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return firstPaint ? firstPaint.startTime : 0;
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}
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""")
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if first_paint:
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assert first_paint < 2000, f"首次绘制时间 {first_paint:.2f}ms 超过2秒阈值"
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@pytest.mark.performance
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def test_first_contentful_paint(self, home_page: HomePage):
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"""测试首次内容绘制（FCP）"""
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home_page.navigate()
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fcp = home_page.execute_js("""
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() => {
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const navigation = performance.getEntriesByType('navigation')[0];
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return navigation ? navigation.firstContentfulPaint : 0;
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}
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""")
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if fcp:
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# 阈值：1.5秒
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assert fcp < 1500, f"首次内容绘制时间 {fcp:.2f}ms 超过1.5秒阈值"
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@pytest.mark.performance
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def test_largest_contentful_paint(self, home_page: HomePage):
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"""测试最大内容绘制（LCP）"""
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home_page.navigate()
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lcp = home_page.execute_js("""
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() => {
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try {
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const navigation = performance.getEntriesByType('navigation')[0];
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return navigation ? navigation.largestContentfulPaint : 0;
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} catch (e) {
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return 0;
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}
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}
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""")
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if lcp:
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# 阈值：2.5秒
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assert lcp < 2500, f"最大内容绘制时间 {lcp:.2f}ms 超过2.5秒阈值"
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@pytest.mark.performance
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def test_time_to_interactive(self, home_page: HomePage):
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"""测试可交互时间（TTI）"""
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home_page.navigate()
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tti = home_page.execute_js("""
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() => {
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try {
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const navigation = performance.getEntriesByType('navigation')[0];
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return navigation ? navigation.interactive : 0;
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} catch (e) {
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return 0;
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}
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}
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""")
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if tti:
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# 阈值：3秒
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assert tti < 3000, f"可交互时间 {tti:.2f}ms 超过3秒阈值"
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@pytest.mark.performance
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def test_page_load_performance_metrics(self, home_page: HomePage):
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"""测试页面加载性能指标"""
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home_page.navigate()
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performance = home_page.verify_page_performance()
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# 验证关键指标
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if performance.get("pageLoadTime"):
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assert performance["pageLoadTime"] < 5000
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if performance.get("domContentLoaded"):
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assert performance["domContentLoaded"] < 3000
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@pytest.mark.performance
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def test_network_timing(self, home_page: HomePage):
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"""测试网络时序"""
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home_page.navigate()
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timing = home_page.execute_js("""
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() => {
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const timing = performance.timing;
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return {
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dnsLookup: timing.domainLookupEnd - timing.domainLookupStart,
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tcpConnection: timing.connectEnd - timing.connectStart,
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serverResponse: timing.responseEnd - timing.requestStart,
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domProcessing: timing.domLoading - timing.responseEnd
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};
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}
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""")
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# DNS查询时间
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assert timing.get("dnsLookup", 0) < 500, \
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f"DNS查询时间 {timing.get('dnsLookup')}ms 超过500ms阈值"
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# TCP连接时间
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assert timing.get("tcpConnection", 0) < 500, \
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f"TCP连接时间 {timing.get('tcpConnection')}ms 超过500ms阈值"
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# 服务器响应时间
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assert timing.get("serverResponse", 0) < 1000, \
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f"服务器响应时间 {timing.get('serverResponse')}ms 超过1秒阈值"
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@pytest.mark.performance
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def test_resource_timing(self, home_page: HomePage):
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"""测试资源加载时序"""
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home_page.navigate()
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resources = home_page.execute_js("""
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() => {
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const entries = performance.getEntriesByType('resource');
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const scripts = entries.filter(e => e.initiatorType === 'script');
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const styles = entries.filter(e => e.initiatorType === 'css');
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return {
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totalResources: entries.length,
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scriptCount: scripts.length,
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styleCount: styles.length,
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totalDuration: entries.reduce((sum, e) => sum + e.duration, 0)
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};
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}
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""")
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assert resources.get("totalResources", 0) > 0, "未检测到资源加载"
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home_page.logger.info(
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f"资源统计: 共{resources.get('totalResources')}个资源，"
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f"脚本{resources.get('scriptCount')}个，"
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f"样式{resources.get('styleCount')}个"
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)
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@pytest.mark.performance
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def test_form_submission_time(self, contact_page: ContactPage, test_data_generator):
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"""测试表单提交时间"""
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contact_page.navigate()
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data = test_data_generator.generate_contact_form_data(use_valid=True)
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start_time = time.time()
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contact_page.fill_contact_form(data)
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contact_page.submit_form()
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try:
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contact_page.verify_form_submission_success()
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except Exception:
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pass
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end_time = time.time()
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duration = (end_time - start_time) * 1000
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# 阈值：5秒
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assert duration < 5000, f"表单提交耗时 {duration:.2f}ms 超过5秒阈值"
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@pytest.mark.performance
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def test_scroll_performance(self, home_page: HomePage):
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"""测试滚动性能"""
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home_page.navigate()
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# 执行多次滚动
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scroll_times = []
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for i in range(5):
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start_time = time.time()
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home_page.scroll_to_bottom()
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home_page.scroll_to_top()
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end_time = time.time()
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scroll_times.append((end_time - start_time) * 1000)
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avg_scroll_time = sum(scroll_times) / len(scroll_times)
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# 平均滚动时间应该在1秒内
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assert avg_scroll_time < 1000, f"平均滚动时间 {avg_scroll_time:.2f}ms 超过1秒阈值"
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@pytest.mark.performance
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def test_element_visibility_performance(self, home_page: HomePage):
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"""测试元素可见性检查性能"""
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home_page.navigate()
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elements = [
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"header",
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"#home",
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"#about",
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"#services",
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"#products",
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"#news",
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"#contact",
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"footer"
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]
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check_times = []
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for element in elements:
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start_time = time.time()
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try:
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home_page._is_visible(element)
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except Exception:
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pass
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end_time = time.time()
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check_times.append((end_time - start_time) * 1000)
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avg_check_time = sum(check_times) / len(check_times)
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# 单个元素检查时间应该在500ms内
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assert avg_check_time < 500, f"平均元素检查时间 {avg_check_time:.2f}ms 超过500ms阈值"
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@pytest.mark.performance
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def test_navigation_performance(self, home_page: HomePage, contact_page: ContactPage):
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"""测试导航性能"""
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# 测量导航到联系页面的时间
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start_time = time.time()
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contact_page.navigate()
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contact_page.wait_for_load()
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end_time = time.time()
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nav_time = (end_time - start_time) * 1000
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# 阈值：3秒
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assert nav_time < 3000, f"导航时间 {nav_time:.2f}ms 超过3秒阈值"
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@pytest.mark.performance
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@pytest.mark.responsive
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def test_performance_across_viewports(self, home_page: HomePage):
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"""测试不同视口下的性能"""
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viewports = [
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(375, 667, "移动端"),
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(768, 1024, "平板端"),
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(1920, 1080, "桌面端")
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]
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results = []
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for width, height, name in viewports:
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home_page.page.set_viewport_size({"width": width, "height": height})
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start_time = time.time()
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home_page.navigate()
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home_page.wait_for_load()
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end_time = time.time()
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load_time = (end_time - start_time) * 1000
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results.append((name, load_time))
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home_page.logger.info(f"{name} ({width}x{height}): {load_time:.2f}ms")
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# 验证所有视口加载时间在阈值内
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for name, load_time in results:
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assert load_time < 5000, f"{name}加载时间 {load_time:.2f}ms 超过5秒阈值"
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