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PPTX/tests/e2e/test_preview_cmd.py
lanyuanxiaoyao f273cef195 fix: use quoted strings for size values in YAML to prevent time parsing
YAML parser interprets 16:9 as time format (16h 9m = 969s).
Using quoted strings "16:9" ensures correct string parsing.
2026-03-02 23:50:31 +08:00

202 lines
5.9 KiB
Python

"""
Preview 命令端到端测试
测试 yaml2pptx.py preview 命令的 HTML 生成功能(不启动真实服务器)
"""
import pytest
from pathlib import Path
from unittest.mock import patch, MagicMock
from preview.server import generate_preview_html, create_flask_app
class TestGeneratePreviewHtml:
"""generate_preview_html 函数测试类"""
def test_generate_html_from_valid_yaml(self, sample_yaml):
"""测试从有效 YAML 生成 HTML"""
html = generate_preview_html(str(sample_yaml), None)
assert isinstance(html, str)
assert "<!DOCTYPE html>" in html
assert "<html>" in html
assert "</html>" in html
def test_html_contains_slide_content(self, sample_yaml):
"""测试 HTML 包含幻灯片内容"""
html = generate_preview_html(str(sample_yaml), None)
# 应该包含文本内容
assert "Hello, World!" in html
def test_html_contains_css_styles(self, sample_yaml):
"""测试 HTML 包含 CSS 样式"""
html = generate_preview_html(str(sample_yaml), None)
assert "<style>" in html
assert ".slide" in html
assert "position: absolute" in html
def test_html_with_template(self, temp_dir, sample_template):
"""测试使用模板生成 HTML"""
yaml_content = f"""
metadata:
size: "16:9"
slides:
- template: title-slide
vars:
title: "Template Title"
subtitle: "Template Subtitle"
"""
yaml_path = temp_dir / "test.yaml"
yaml_path.write_text(yaml_content)
html = generate_preview_html(str(yaml_path), str(sample_template))
assert "Template Title" in html
def test_html_with_invalid_yaml(self, temp_dir):
"""测试无效 YAML 返回错误页面"""
yaml_path = temp_dir / "invalid.yaml"
yaml_path.write_text("invalid: [unclosed")
html = generate_preview_html(str(yaml_path), None)
# 应该返回错误页面
assert "<!DOCTYPE html>" in html
assert "错误" in html or "error" in html.lower()
def test_html_with_multiple_slides(self, temp_dir):
"""测试多张幻灯片的 HTML"""
yaml_content = """
metadata:
size: "16:9"
slides:
- elements:
- type: text
box: [1, 1, 8, 1]
content: "Slide 1"
font:
size: 24
- elements:
- type: text
box: [1, 1, 8, 1]
content: "Slide 2"
font:
size: 24
"""
yaml_path = temp_dir / "test.yaml"
yaml_path.write_text(yaml_content)
html = generate_preview_html(str(yaml_path), None)
# 应该包含两张幻灯片的内容
assert "Slide 1" in html
assert "Slide 2" in html
def test_html_contains_slide_number(self, sample_yaml):
"""测试 HTML 包含幻灯片编号"""
html = generate_preview_html(str(sample_yaml), None)
assert "slide-number" in html
def test_html_contains_sse_script(self, sample_yaml):
"""测试 HTML 包含 SSE 事件脚本"""
html = generate_preview_html(str(sample_yaml), None)
assert "EventSource" in html
assert "/events" in html
class TestCreateFlaskApp:
"""create_flask_app 函数测试类"""
@patch('preview.server.current_yaml_file', 'test.yaml')
@patch('preview.server.current_template_dir', None)
@patch('preview.server.change_queue')
def test_creates_flask_app(self, mock_queue):
"""测试创建 Flask 应用"""
app = create_flask_app()
assert app is not None
assert hasattr(app, 'url_map')
@patch('preview.server.current_yaml_file', 'test.yaml')
@patch('preview.server.current_template_dir', None)
@patch('preview.server.change_queue')
def test_has_index_route(self, mock_queue):
"""测试有 / 路由"""
app = create_flask_app()
# 检查路由
rules = [rule.rule for rule in app.url_map.iter_rules()]
assert '/' in rules
@patch('preview.server.current_yaml_file', 'test.yaml')
@patch('preview.server.current_template_dir', None)
@patch('preview.server.change_queue')
def test_has_events_route(self, mock_queue):
"""测试有 /events 路由"""
app = create_flask_app()
rules = [rule.rule for rule in app.url_map.iter_rules()]
assert '/events' in rules
class TestYAMLChangeHandler:
"""YAMLChangeHandler 测试类"""
def test_on_modified_with_yaml_file(self):
"""测试处理 YAML 文件修改"""
from preview.server import YAMLChangeHandler
from unittest.mock import MagicMock
handler = YAMLChangeHandler()
mock_queue = MagicMock()
import preview.server
preview.server.change_queue = mock_queue
event = MagicMock()
event.src_path = "test.yaml"
handler.on_modified(event)
mock_queue.put.assert_called_once_with('reload')
def test_on_modified_with_non_yaml_file(self):
"""测试忽略非 YAML 文件修改"""
from preview.server import YAMLChangeHandler
from unittest.mock import MagicMock
handler = YAMLChangeHandler()
mock_queue = MagicMock()
import preview.server
preview.server.change_queue = mock_queue
event = MagicMock()
event.src_path = "test.txt"
handler.on_modified(event)
mock_queue.put.assert_not_called()
class TestPreviewHTMLTemplate:
"""HTML 模板常量测试"""
def test_html_template_is_defined(self):
"""测试 HTML_TEMPLATE 已定义"""
from preview.server import HTML_TEMPLATE
assert isinstance(HTML_TEMPLATE, str)
assert "<!DOCTYPE html>" in HTML_TEMPLATE
def test_error_template_is_defined(self):
"""测试 ERROR_TEMPLATE 已定义"""
from preview.server import ERROR_TEMPLATE
assert isinstance(ERROR_TEMPLATE, str)
assert "<!DOCTYPE html>" in ERROR_TEMPLATE
assert "错误" in ERROR_TEMPLATE or "error" in ERROR_TEMPLATE.lower()