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PPTX/tests/unit/test_font_resolver_cross_domain.py
lanyuanxiaoyao 98098dc911 feat: 实现模板库metadata和跨域字体引用系统
实现了统一的metadata结构和字体作用域系统,支持文档和模板库之间的单向字体引用。

主要变更:
- 模板库必须包含metadata字段(包括size、fonts、fonts_default)
- 实现文档和模板库的size一致性校验
- 实现字体作用域系统(文档可引用模板库字体,反之不可)
- 实现跨域循环引用检测
- 实现fonts_default级联规则(模板库→文档→系统默认)
- 添加错误代码常量(SIZE_MISMATCH、FONT_NOT_FOUND等)
- 更新文档和开发者指南

测试覆盖:
- 新增33个测试(单元测试20个,集成测试13个)
- 所有457个测试通过

Breaking Changes:
- 模板库文件必须包含metadata字段
- 模板库metadata.size为必填字段
- 文档和模板库的size必须一致

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-03-05 18:12:05 +08:00

147 lines
4.5 KiB
Python

"""
FontResolver 跨域引用测试
"""
import pytest
from utils.font_resolver import FontResolver
from core.elements import FontConfig
class TestFontResolverCrossDomain:
"""FontResolver 跨域引用测试类"""
def test_document_scope_can_reference_template_fonts(self):
"""测试文档作用域可以引用模板库字体"""
doc_fonts = {
"title": {"family": "Arial", "size": 44}
}
template_fonts = {
"base": {"family": "SimSun", "size": 18}
}
resolver = FontResolver(
fonts=doc_fonts,
scope="document",
template_fonts=template_fonts
)
# 引用模板库字体
result = resolver.resolve_font("@base")
assert result.family == "SimSun"
assert result.size == 18
def test_document_scope_prioritizes_document_fonts(self):
"""测试文档作用域优先使用文档字体"""
doc_fonts = {
"title": {"family": "Arial", "size": 44}
}
template_fonts = {
"title": {"family": "SimSun", "size": 36}
}
resolver = FontResolver(
fonts=doc_fonts,
scope="document",
template_fonts=template_fonts
)
# 同名字体优先使用文档的
result = resolver.resolve_font("@title")
assert result.family == "Arial"
assert result.size == 44
def test_template_scope_cannot_reference_document_fonts(self):
"""测试模板库作用域不能引用文档字体"""
doc_fonts = {
"title": {"family": "Arial", "size": 44}
}
template_fonts = {
"base": {"family": "SimSun", "size": 18}
}
resolver = FontResolver(
fonts=template_fonts,
scope="template",
template_fonts=template_fonts
)
# 尝试引用文档字体应该失败
with pytest.raises(ValueError, match="引用的字体配置不存在"):
resolver.resolve_font("@title")
def test_template_scope_can_reference_template_fonts(self):
"""测试模板库作用域可以引用模板库字体"""
template_fonts = {
"base": {"family": "SimSun", "size": 18},
"title": {"parent": "@base", "size": 36}
}
resolver = FontResolver(
fonts=template_fonts,
scope="template",
template_fonts=template_fonts
)
# 引用模板库字体
result = resolver.resolve_font("@title")
assert result.family == "SimSun"
assert result.size == 36
def test_cross_domain_circular_reference_detection(self):
"""测试跨域循环引用检测"""
doc_fonts = {
"a": {"parent": "@b"}
}
template_fonts = {
"b": {"parent": "@a"}
}
resolver = FontResolver(
fonts=doc_fonts,
scope="document",
template_fonts=template_fonts
)
# 应该检测到跨域循环引用
with pytest.raises(ValueError, match="检测到.*字体引用循环"):
resolver.resolve_font("@a")
def test_document_parent_can_reference_template_fonts(self):
"""测试文档字体的 parent 可以引用模板库字体"""
doc_fonts = {
"custom": {"parent": "@base", "bold": True}
}
template_fonts = {
"base": {"family": "SimSun", "size": 18}
}
resolver = FontResolver(
fonts=doc_fonts,
scope="document",
template_fonts=template_fonts
)
result = resolver.resolve_font("@custom")
assert result.family == "SimSun"
assert result.size == 18
assert result.bold is True
def test_template_parent_cannot_reference_document_fonts(self):
"""测试模板库字体的 parent 不能引用文档字体"""
doc_fonts = {
"doc-base": {"family": "Arial", "size": 18}
}
template_fonts = {
"custom": {"parent": "@doc-base", "bold": True}
}
resolver = FontResolver(
fonts=template_fonts,
scope="template",
template_fonts=template_fonts
)
# 应该失败
with pytest.raises(ValueError, match="模板元素不能引用文档的字体配置"):
resolver.resolve_font("@custom")