lanyuanxiaoyao
2fd8bc1b4a
添加可选的description字段用于文档目的，不影响渲染输出。 主要更改： - core/presentation.py: 添加metadata.description属性 - core/template.py: 添加template.description属性 - tests: 添加16个新测试用例验证description功能 - docs: 更新README.md和README_DEV.md文档 - specs: 新增page-description规范文件
761 lines
23 KiB
Python
761 lines
23 KiB
Python
"""
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Presentation 类单元测试
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测试 Presentation 类的初始化、模板缓存和渲染方法
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"""
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import pytest
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from pathlib import Path
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from unittest.mock import patch, Mock
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from core.presentation import Presentation
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from loaders.yaml_loader import YAMLError
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class TestPresentationInit:
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"""Presentation 初始化测试类"""
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def test_init_with_valid_yaml(self, sample_yaml):
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"""测试使用有效 YAML 初始化"""
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pres = Presentation(str(sample_yaml))
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assert pres.data is not None
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assert "slides" in pres.data
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assert pres.pres_file == sample_yaml
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def test_init_with_templates_dir(self, sample_yaml, sample_template):
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"""测试带模板目录初始化"""
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pres = Presentation(str(sample_yaml), str(sample_template))
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assert pres.templates_dir == str(sample_template)
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assert isinstance(pres.template_cache, dict)
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def test_init_without_templates_dir(self, sample_yaml):
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"""测试不带模板目录初始化"""
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pres = Presentation(str(sample_yaml))
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assert pres.templates_dir is None
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assert isinstance(pres.template_cache, dict)
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@patch("core.presentation.load_yaml_file")
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@patch("core.presentation.validate_presentation_yaml")
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def test_init_loads_yaml(self, mock_validate, mock_load, temp_dir):
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"""测试初始化时加载 YAML"""
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mock_data = {"slides": [{"elements": []}]}
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mock_load.return_value = mock_data
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yaml_path = temp_dir / "test.yaml"
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pres = Presentation(str(yaml_path))
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mock_load.assert_called_once_with(str(yaml_path))
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mock_validate.assert_called_once()
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def test_init_with_invalid_yaml(self, temp_dir):
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"""测试使用无效 YAML 初始化"""
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invalid_yaml = temp_dir / "invalid.yaml"
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invalid_yaml.write_text("invalid: [unclosed")
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with pytest.raises(Exception):
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Presentation(str(invalid_yaml))
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class TestPresentationSize:
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"""Presentation size 属性测试类"""
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def test_size_16_9(self, temp_dir):
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"""测试 16:9 尺寸"""
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yaml_content = """
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metadata:
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size: "16:9"
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slides:
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- elements: []
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path))
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assert pres.size == "16:9"
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def test_size_4_3(self, temp_dir):
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"""测试 4:3 尺寸"""
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yaml_content = """
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metadata:
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size: "4:3"
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slides:
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- elements: []
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path))
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assert pres.size == "4:3"
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def test_size_default(self, temp_dir):
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"""测试默认尺寸"""
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yaml_content = """
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slides:
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- elements: []
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path))
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assert pres.size == "16:9" # 默认值
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def test_size_without_metadata(self, temp_dir):
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"""测试无 metadata 时的默认尺寸"""
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yaml_content = """
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slides:
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- elements: []
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path))
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assert pres.size == "16:9"
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class TestGetTemplate:
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"""get_template 方法测试类"""
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@patch("core.presentation.Template")
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def test_get_template_caches_template(self, mock_template_class, sample_template):
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"""测试模板被缓存"""
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mock_template = Mock()
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mock_template_class.return_value = mock_template
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# 创建一个使用模板的 YAML
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yaml_content = """
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slides:
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- elements: []
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"""
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yaml_path = sample_template / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path), str(sample_template))
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# 第一次获取
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template1 = pres.get_template("test_template")
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# 第二次获取
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template2 = pres.get_template("test_template")
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# 应该是同一个实例
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assert template1 is template2
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@patch("core.presentation.Template")
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def test_get_template_creates_new_template(
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self, mock_template_class, sample_template
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):
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"""测试创建新模板"""
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mock_template = Mock()
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mock_template_class.return_value = mock_template
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yaml_content = """
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slides:
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- elements: []
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"""
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yaml_path = sample_template / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path), str(sample_template))
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# 获取模板
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template = pres.get_template("new_template")
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# 应该创建模板
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mock_template_class.assert_called_once()
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assert template == mock_template
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def test_get_template_without_templates_dir(self, sample_yaml):
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"""测试无模板目录时获取模板"""
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pres = Presentation(str(sample_yaml))
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# 应该在调用 Template 时失败，而不是 get_template
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with patch("core.presentation.Template") as mock_template_class:
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mock_template_class.side_effect = YAMLError("No template dir")
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with pytest.raises(YAMLError):
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pres.get_template("test")
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class TestRenderSlide:
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"""render_slide 方法测试类"""
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def test_render_slide_without_template(self, sample_yaml):
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"""测试渲染不使用模板的幻灯片"""
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pres = Presentation(str(sample_yaml))
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slide_data = {
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"elements": [
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{"type": "text", "content": "Test", "box": [0, 0, 1, 1], "font": {}}
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]
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}
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result = pres.render_slide(slide_data)
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assert "elements" in result
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assert len(result["elements"]) == 1
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assert result["elements"][0].content == "Test"
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@patch("core.presentation.Template")
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def test_render_slide_with_template(
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self, mock_template_class, temp_dir, sample_template
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):
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"""测试渲染使用模板的幻灯片"""
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mock_template = Mock()
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mock_template.render.return_value = [
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{
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"type": "text",
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"content": "Template Title",
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"box": [0, 0, 1, 1],
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"font": {},
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}
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]
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mock_template_class.return_value = mock_template
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yaml_content = """
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slides:
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- elements: []
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path), str(sample_template))
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slide_data = {"template": "title-slide", "vars": {"title": "My Title"}}
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result = pres.render_slide(slide_data)
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# 模板应该被渲染
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mock_template.render.assert_called_once_with({"title": "My Title"})
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assert "elements" in result
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def test_render_slide_with_background(self, sample_yaml):
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"""测试渲染带背景的幻灯片"""
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pres = Presentation(str(sample_yaml))
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slide_data = {"background": {"color": "#ffffff"}, "elements": []}
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result = pres.render_slide(slide_data)
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assert result["background"] == {"color": "#ffffff"}
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def test_render_slide_without_background(self, sample_yaml):
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"""测试渲染无背景的幻灯片"""
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pres = Presentation(str(sample_yaml))
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slide_data = {"elements": []}
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result = pres.render_slide(slide_data)
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assert result["background"] is None
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@patch("core.presentation.create_element")
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def test_render_slide_converts_dict_to_objects(
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self, mock_create_element, sample_yaml
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):
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"""测试字典转换为元素对象"""
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mock_elem = Mock()
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mock_create_element.return_value = mock_elem
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pres = Presentation(str(sample_yaml))
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slide_data = {
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"elements": [
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{"type": "text", "content": "Test", "box": [0, 0, 1, 1], "font": {}}
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]
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}
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result = pres.render_slide(slide_data)
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# create_element 应该被调用
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mock_create_element.assert_called()
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assert result["elements"][0] == mock_elem
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def test_render_slide_with_template_merges_background(
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self, mock_template_class, temp_dir, sample_template
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):
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"""测试使用模板时合并背景"""
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mock_template = Mock()
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mock_template.render.return_value = [
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{"type": "text", "content": "Title", "box": [0, 0, 1, 1], "font": {}}
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]
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mock_template_class.return_value = mock_template
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yaml_content = """
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slides:
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- elements: []
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path), str(sample_template))
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slide_data = {
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"template": "test",
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"vars": {},
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"background": {"color": "#ff0000"},
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}
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result = pres.render_slide(slide_data)
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# 背景应该被保留
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assert result["background"] == {"color": "#ff0000"}
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def test_render_slide_empty_elements_list(self, sample_yaml):
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"""测试空元素列表"""
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pres = Presentation(str(sample_yaml))
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slide_data = {"elements": []}
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result = pres.render_slide(slide_data)
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assert result["elements"] == []
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@patch("core.presentation.create_element")
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def test_render_slide_with_multiple_elements(
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self, mock_create_element, sample_yaml
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):
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"""测试多个元素"""
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mock_elem1 = Mock()
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mock_elem2 = Mock()
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mock_create_element.side_effect = [mock_elem1, mock_elem2]
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pres = Presentation(str(sample_yaml))
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slide_data = {
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"elements": [
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{"type": "text", "content": "T1", "box": [0, 0, 1, 1], "font": {}},
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{"type": "text", "content": "T2", "box": [1, 1, 1, 1], "font": {}},
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]
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}
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result = pres.render_slide(slide_data)
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assert len(result["elements"]) == 2
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class TestRenderSlideHybridMode:
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"""render_slide 混合模式测试类"""
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@patch("core.presentation.Template")
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def test_hybrid_mode_basic(self, mock_template_class, temp_dir, sample_template):
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"""测试混合模式基本功能：template + elements"""
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mock_template = Mock()
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mock_template.render.return_value = [
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{"type": "text", "content": "From Template", "box": [0, 0, 1, 1], "font": {}}
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]
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mock_template.resolve_element.side_effect = lambda elem, vars: elem
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mock_template_class.return_value = mock_template
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yaml_content = """
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slides:
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- elements: []
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path), str(sample_template))
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slide_data = {
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"template": "test-template",
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"vars": {"title": "Test"},
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"elements": [
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{"type": "text", "content": "Custom Element", "box": [2, 2, 1, 1], "font": {}}
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]
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}
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result = pres.render_slide(slide_data)
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# 应该有 2 个元素：1 个来自模板，1 个自定义
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assert len(result["elements"]) == 2
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assert result["elements"][0].content == "From Template"
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assert result["elements"][1].content == "Custom Element"
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@patch("core.presentation.Template")
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def test_hybrid_mode_variable_sharing(self, mock_template_class, temp_dir, sample_template):
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"""测试自定义元素访问模板变量"""
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mock_template = Mock()
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mock_template.render.return_value = []
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# 模拟 resolve_element 解析变量
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def resolve_element_mock(elem, vars):
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resolved = elem.copy()
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if "content" in resolved and "{" in resolved["content"]:
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resolved["content"] = resolved["content"].replace("{theme_color}", vars.get("theme_color", ""))
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if "fill" in resolved and "{" in resolved["fill"]:
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resolved["fill"] = resolved["fill"].replace("{theme_color}", vars.get("theme_color", ""))
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return resolved
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mock_template.resolve_element.side_effect = resolve_element_mock
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mock_template_class.return_value = mock_template
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yaml_content = """
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slides:
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- elements: []
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path), str(sample_template))
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slide_data = {
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"template": "test-template",
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"vars": {"theme_color": "#3949ab"},
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"elements": [
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{"type": "shape", "fill": "{theme_color}", "box": [0, 0, 1, 1]}
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]
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}
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result = pres.render_slide(slide_data)
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# 自定义元素应该使用模板变量
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assert result["elements"][0].fill == "#3949ab"
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def test_hybrid_mode_empty_elements(self, temp_dir, sample_template):
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"""测试空 elements 列表"""
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yaml_content = """
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slides:
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- elements: []
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templates:
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test-template:
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vars:
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- name: title
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elements:
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- type: text
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content: "{title}"
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box: [0, 0, 1, 1]
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font: {}
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path))
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slide_data = {
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"template": "test-template",
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"vars": {"title": "Test"},
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"elements": []
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}
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result = pres.render_slide(slide_data)
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# 空 elements 列表应该只渲染模板元素
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assert len(result["elements"]) == 1
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assert result["elements"][0].content == "Test"
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def test_backward_compat_template_only(self, temp_dir, sample_template):
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"""测试向后兼容：纯模板模式"""
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yaml_content = """
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slides:
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- elements: []
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templates:
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test-template:
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vars:
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- name: title
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elements:
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- type: text
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content: "{title}"
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box: [0, 0, 1, 1]
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font: {}
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path))
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slide_data = {
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"template": "test-template",
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"vars": {"title": "Test"}
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}
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result = pres.render_slide(slide_data)
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# 应该只有模板元素
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assert len(result["elements"]) == 1
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assert result["elements"][0].content == "Test"
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def test_backward_compat_custom_only(self, sample_yaml):
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"""测试向后兼容：纯自定义元素模式"""
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pres = Presentation(str(sample_yaml))
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slide_data = {
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"elements": [
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{"type": "text", "content": "Custom", "box": [0, 0, 1, 1], "font": {}}
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]
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}
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result = pres.render_slide(slide_data)
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# 应该只有自定义元素
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assert len(result["elements"]) == 1
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assert result["elements"][0].content == "Custom"
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def test_hybrid_mode_with_inline_template(self, temp_dir):
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"""测试内联模板与自定义元素混合使用"""
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yaml_content = """
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slides:
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- elements: []
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templates:
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test-template:
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vars:
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- name: title
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elements:
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- type: text
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content: "{title}"
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box: [0, 0, 1, 1]
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font: {}
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"""
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yaml_path = temp_dir / "test.yaml"
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yaml_path.write_text(yaml_content)
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pres = Presentation(str(yaml_path))
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slide_data = {
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"template": "test-template",
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"vars": {"title": "Inline Template"},
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"elements": [
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{"type": "text", "content": "Custom", "box": [2, 2, 1, 1], "font": {}}
|
||
]
|
||
}
|
||
|
||
result = pres.render_slide(slide_data)
|
||
|
||
# 应该有 2 个元素
|
||
assert len(result["elements"]) == 2
|
||
assert result["elements"][0].content == "Inline Template"
|
||
assert result["elements"][1].content == "Custom"
|
||
|
||
@patch("core.presentation.Template")
|
||
def test_hybrid_mode_with_external_template(self, mock_template_class, temp_dir, sample_template):
|
||
"""测试外部模板与自定义元素混合使用"""
|
||
mock_template = Mock()
|
||
mock_template.render.return_value = [
|
||
{"type": "text", "content": "External", "box": [0, 0, 1, 1], "font": {}}
|
||
]
|
||
mock_template.resolve_element.side_effect = lambda elem, vars: elem
|
||
mock_template_class.return_value = mock_template
|
||
|
||
yaml_content = """
|
||
slides:
|
||
- elements: []
|
||
"""
|
||
yaml_path = temp_dir / "test.yaml"
|
||
yaml_path.write_text(yaml_content)
|
||
|
||
pres = Presentation(str(yaml_path), str(sample_template))
|
||
|
||
slide_data = {
|
||
"template": "external-template",
|
||
"vars": {},
|
||
"elements": [
|
||
{"type": "text", "content": "Custom", "box": [2, 2, 1, 1], "font": {}}
|
||
]
|
||
}
|
||
|
||
result = pres.render_slide(slide_data)
|
||
|
||
# 应该有 2 个元素
|
||
assert len(result["elements"]) == 2
|
||
assert result["elements"][0].content == "External"
|
||
assert result["elements"][1].content == "Custom"
|
||
|
||
@patch("core.presentation.Template")
|
||
def test_hybrid_mode_element_order(self, mock_template_class, temp_dir, sample_template):
|
||
"""测试元素顺序：模板元素在前，自定义元素在后"""
|
||
mock_template = Mock()
|
||
mock_template.render.return_value = [
|
||
{"type": "text", "content": "Template1", "box": [0, 0, 1, 1], "font": {}},
|
||
{"type": "text", "content": "Template2", "box": [1, 0, 1, 1], "font": {}}
|
||
]
|
||
mock_template.resolve_element.side_effect = lambda elem, vars: elem
|
||
mock_template_class.return_value = mock_template
|
||
|
||
yaml_content = """
|
||
slides:
|
||
- elements: []
|
||
"""
|
||
yaml_path = temp_dir / "test.yaml"
|
||
yaml_path.write_text(yaml_content)
|
||
|
||
pres = Presentation(str(yaml_path), str(sample_template))
|
||
|
||
slide_data = {
|
||
"template": "test-template",
|
||
"vars": {},
|
||
"elements": [
|
||
{"type": "text", "content": "Custom1", "box": [2, 0, 1, 1], "font": {}},
|
||
{"type": "text", "content": "Custom2", "box": [3, 0, 1, 1], "font": {}}
|
||
]
|
||
}
|
||
|
||
result = pres.render_slide(slide_data)
|
||
|
||
# 验证顺序：模板元素在前
|
||
assert len(result["elements"]) == 4
|
||
assert result["elements"][0].content == "Template1"
|
||
assert result["elements"][1].content == "Template2"
|
||
assert result["elements"][2].content == "Custom1"
|
||
assert result["elements"][3].content == "Custom2"
|
||
|
||
|
||
# ============= Description 字段测试 =============
|
||
|
||
|
||
class TestPresentationDescription:
|
||
"""Presentation description 字段测试类"""
|
||
|
||
def test_metadata_with_description(self, temp_dir):
|
||
"""测试 metadata 包含 description 字段时正确加载"""
|
||
yaml_content = """
|
||
metadata:
|
||
title: "测试演示文稿"
|
||
description: "这是关于项目年度总结的演示文稿"
|
||
size: "16:9"
|
||
slides:
|
||
- elements: []
|
||
"""
|
||
yaml_path = temp_dir / "test.yaml"
|
||
yaml_path.write_text(yaml_content)
|
||
|
||
pres = Presentation(str(yaml_path))
|
||
|
||
assert pres.description == "这是关于项目年度总结的演示文稿"
|
||
|
||
def test_metadata_without_description(self, temp_dir):
|
||
"""测试 metadata 不包含 description 字段时正常工作"""
|
||
yaml_content = """
|
||
metadata:
|
||
title: "测试演示文稿"
|
||
size: "16:9"
|
||
slides:
|
||
- elements: []
|
||
"""
|
||
yaml_path = temp_dir / "test.yaml"
|
||
yaml_path.write_text(yaml_content)
|
||
|
||
pres = Presentation(str(yaml_path))
|
||
|
||
assert pres.description is None
|
||
|
||
def test_metadata_description_empty_string(self, temp_dir):
|
||
"""测试 metadata description 为空字符串时正常工作"""
|
||
yaml_content = """
|
||
metadata:
|
||
title: "测试演示文稿"
|
||
description: ""
|
||
size: "16:9"
|
||
slides:
|
||
- elements: []
|
||
"""
|
||
yaml_path = temp_dir / "test.yaml"
|
||
yaml_path.write_text(yaml_content)
|
||
|
||
pres = Presentation(str(yaml_path))
|
||
|
||
assert pres.description == ""
|
||
|
||
def test_metadata_description_chinese_characters(self, temp_dir):
|
||
"""测试 metadata description 包含中文字符时正确处理"""
|
||
yaml_content = """
|
||
metadata:
|
||
title: "测试"
|
||
description: "这是关于项目的演示文稿，包含中文和特殊字符：测试、验证、确认"
|
||
size: "16:9"
|
||
slides:
|
||
- elements: []
|
||
"""
|
||
yaml_path = temp_dir / "test.yaml"
|
||
yaml_path.write_text(yaml_content)
|
||
|
||
pres = Presentation(str(yaml_path))
|
||
|
||
assert "这是关于项目的演示文稿" in pres.description
|
||
assert "中文" in pres.description
|
||
|
||
|
||
class TestSlideDescription:
|
||
"""Slide description 字段测试类"""
|
||
|
||
def test_slide_with_description(self, sample_yaml):
|
||
"""测试幻灯片包含 description 字段时正确加载"""
|
||
pres = Presentation(str(sample_yaml))
|
||
|
||
slide_data = {
|
||
"description": "介绍项目背景和目标",
|
||
"elements": [
|
||
{"type": "text", "content": "Test", "box": [0, 0, 1, 1], "font": {}}
|
||
]
|
||
}
|
||
|
||
result = pres.render_slide(slide_data)
|
||
|
||
assert result["description"] == "介绍项目背景和目标"
|
||
|
||
def test_slide_without_description(self, sample_yaml):
|
||
"""测试幻灯片不包含 description 字段时正常工作"""
|
||
pres = Presentation(str(sample_yaml))
|
||
|
||
slide_data = {
|
||
"elements": [
|
||
{"type": "text", "content": "Test", "box": [0, 0, 1, 1], "font": {}}
|
||
]
|
||
}
|
||
|
||
result = pres.render_slide(slide_data)
|
||
|
||
assert result["description"] is None
|
||
|
||
def test_slide_description_empty_string(self, sample_yaml):
|
||
"""测试幻灯片 description 为空字符串时正常工作"""
|
||
pres = Presentation(str(sample_yaml))
|
||
|
||
slide_data = {
|
||
"description": "",
|
||
"elements": [
|
||
{"type": "text", "content": "Test", "box": [0, 0, 1, 1], "font": {}}
|
||
]
|
||
}
|
||
|
||
result = pres.render_slide(slide_data)
|
||
|
||
assert result["description"] == ""
|
||
|
||
def test_slide_description_chinese_characters(self, sample_yaml):
|
||
"""测试幻灯片 description 包含中文字符时正确处理"""
|
||
pres = Presentation(str(sample_yaml))
|
||
|
||
slide_data = {
|
||
"description": "这是幻灯片描述，包含中文内容",
|
||
"elements": [
|
||
{"type": "text", "content": "Test", "box": [0, 0, 1, 1], "font": {}}
|
||
]
|
||
}
|
||
|
||
result = pres.render_slide(slide_data)
|
||
|
||
assert "这是幻灯片描述" in result["description"]
|
||
assert "中文" in result["description"]
|
||
|
||
def test_slide_description_does_not_affect_rendering(self, sample_yaml):
|
||
"""测试 description 不影响渲染输出"""
|
||
pres = Presentation(str(sample_yaml))
|
||
|
||
slide_data = {
|
||
"description": "这段描述不应该影响渲染",
|
||
"elements": [
|
||
{"type": "text", "content": "Test Content", "box": [0, 0, 1, 1], "font": {}}
|
||
]
|
||
}
|
||
|
||
result = pres.render_slide(slide_data)
|
||
|
||
# description 字段存在但不影响元素渲染
|
||
assert result["description"] == "这段描述不应该影响渲染"
|
||
assert len(result["elements"]) == 1
|
||
assert result["elements"][0].content == "Test Content"
|
||
|