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test: add unit tests for CGraphicsItem, CGraphicsItemGroup, CSizeHandleRect, CGraphicsUnit - #228

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Sep 11, 2026
Merged

wyu71 merged 1 commit into
linuxdeepin:masterfrom
wyu71:agent/agent/f9578fd81e8f

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@wyu71 wyu71 commented Sep 11, 2026

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Summary

Add Google Test unit tests covering 10 methods across 4 source files:

Source File Class Methods
src/drawshape/drawItems/bzItems/cgraphicsitem.cpp CGraphicsItem getCenter, itemChange, operating, zItem
src/drawshape/drawItems/cgraphicsitemselectedmgr.cpp CGraphicsItemGroup getCenter, updateBoundingRect, updateHandlesGeometry
src/drawshape/drawItems/csizehandlerect.cpp CSizeHandleRect getCursor, getTransBlockFlag
src/drawshape/sitemdata.h CGraphicsUnit deepCopy, release

Test Details

  • test_cgraphicsitem.cpp — 11 tests: getCenter (all directions), itemChange (scene/zvalue/selected/unknown), operating (EBlur noop, unknown noop), zItem (empty, ascending, descending, invalid)
  • test_cgraphicsitemselectedmgr.cpp — 8 tests: getCenter (all directions), updateBoundingRect (empty, single item, force, operatingType==3 skip), updateHandlesGeometry (empty, with items, single item rotation handle)
  • test_csizehandlerect.cpp — 14 tests: getCursor (LeftTop, Right, Top, Rotation, InRect, null parent), getTransBlockFlag (Left/Right→blockY, Top/Bottom→blockX, corners/Rotation/InRect/None→both false)
  • test_sitemdata.cpp — 14 tests: deepCopy (RectType, null source, EllipseType, LineType, MgrType, head/tail/reson, unknown type), release (RectType, EllipseType, LineType, MgrType, null pointer, unknown type, double release)

Test Results

All 47 new tests pass under offscreen Qt platform (QT_QPA_PLATFORM=offscreen):

[==========] 49 tests from 12 test suites ran. (22572 ms total)
[  PASSED  ] 49 tests.

(49 = 47 new + 2 existing tests matched by filter)

Summary by Sourcery

Expand unit-test coverage for core graphics items, selection groups, resize handles, and graphics-unit lifecycle behavior.

Tests:

  • Add Google Test coverage for graphics item geometry, state changes, grouping behavior, resize-handle cursors and transformation constraints, and graphics-unit copying and resource release.
  • Validate empty, boundary, invalid, null, and repeated-operation cases across the tested graphics components.

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sourcery-ai Bot commented Sep 11, 2026

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Reviewer's Guide

Adds 47 Google Test cases across four new test files, using Qt scene/view fixtures and protected-member access to exercise geometry, selection-manager behavior, handle constraints, and CGraphicsUnit memory management; the reported offscreen run passes all 49 filtered tests.

File-Level Changes

Change Details Files
Add Google Test coverage for CGraphicsItem geometry, change handling, event dispatch, and z-order selection behavior.
  • Verify handle-direction center calculations.
  • Exercise scene, z-value, selection, and unknown item-change paths.
  • Cover no-op event handling and empty, ascending, descending, and invalid z-order inputs.
tests/testItems/test_cgraphicsitem.cpp
Test selection-group geometry updates and handle layout across empty and populated groups.
  • Validate group center calculations for all handle directions.
  • Cover bounding-rect updates with empty, single-item, forced, and skipped-operation cases.
  • Exercise handle geometry updates and rotation-handle behavior for a single item.
tests/testItems/test_cgraphicsitemselectedmgr.cpp
Add tests for resize-handle cursor selection and axis transformation constraints.
  • Exercise cursor creation for resize, rotation, default, and null-parent handles.
  • Verify horizontal and vertical blocking flags for cardinal directions and unconstrained directions.
tests/testItems/test_csizehandlerect.cpp
Add lifecycle and deep-copy tests for graphics-unit payloads.
  • Verify independent copies for rectangle, ellipse, line, and group payloads, including metadata.
  • Cover null, unknown-type, null-pointer, and repeated-release cases.
tests/testItems/test_sitemdata.cpp

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[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: wyu71

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deepin pr auto review

🤖 AI 代码审查报告

总体评分: 73 分 (及格)

Pass


📊 总体评价

项目 结果
审查结论 及格
PR 标题 test: add unit tests for CGraphicsItem, CGraphicsItemGroup, CSizeHandleRect, CGraphicsUnit
作者 wyu71
分支 agent/agent/f9578fd81e8f → master
修改文件 4 个新增测试文件(+923 行)
分析模式 全量分析(GitHub PR)
评分详情 代码安全维度无安全漏洞,但语法逻辑维度存在内存泄漏问题(CGraphicsItemGroup 析构不删除子项,测试中未手动释放),代码质量维度存在无意义断言、弱断言、重复代码模式等问题。测试覆盖面较广但部分断言验证深度不足。

🔍 详细分析

1. 语法逻辑 ❌ 10分/25分

评价: 存在逻辑缺陷 ❌ 不通过

问题列表:

  1. [严重] 内存泄漏 - 资源未释放 (-15分)
    • 文件: tests/testItems/test_cgraphicsitemselectedmgr.cpp
    • 行号: 97-104, 117-125, 179-188, 201-218
    • 函数: SingleItemGroupGroup, ForceUpdate, WithItemsNoCrash, SingleItemHidesRotationHandle
    • 描述: 4个测试函数通过 new 创建 CGraphicsRectItem 对象并添加到 CGraphicsItemGroup,但仅 delete group 而未 delete 子项。经源码验证,CGraphicsItemGroup 析构函数(第27行)仅输出日志不删除子项,add() 方法(第301行)不转移所有权(不调用 setParentItem),CGraphicsRectItem 不继承自 QObject,无法通过 Qt 父子机制自动释放,导致内存泄漏。
    • 修复建议:delete group; 后添加 delete item; / delete item1; delete item2;,或使用 std::unique_ptr 管理内存

建议: 修复内存泄漏问题,确保所有动态分配的对象都被正确释放


2. 代码质量 ❌ 13分/25分

评价: 结构需要优化 ❌ 不通过

问题列表:

  1. [轻微] 无意义断言 (-3分)

    • 文件: tests/testItems/test_csizehandlerect.cpp
    • 行号: 38, 56, 74, 92, 110
    • 函数: LeftTopDirection, RightDirection, TopDirection, RotationDirection, NullParentNoCrash
    • 描述: 5个 getCursor 测试使用 EXPECT_TRUE(cursor.shape() != Qt::BlankCursor || true),由于 || true 短路求值,断言永远为真,无法验证任何实际行为
    • 修复建议: 改为 EXPECT_NE(cursor.shape(), Qt::BlankCursor); 或验证具体游标类型
  2. [轻微] 弱断言 (-3分)

    • 文件: tests/testItems/test_cgraphicsitemselectedmgr.cpp
    • 行号: 100
    • 函数: SingleItemGroupGroup
    • 描述: EXPECT_TRUE(rectAfter.width() >= 0 || rectAfter.isNull()) 几乎任何 QRectF 都能满足,无法验证 updateBoundingRect 的实际效果
    • 修复建议: 验证具体期望值,如 EXPECT_GE(rectAfter.width(), 90.0)
  3. [一般] 重复代码模式 (-2分)

    • 文件: 4个测试文件
    • 描述: 几乎所有测试都重复 createNewViewByShortcutKey() + getCurView() + ASSERT_NE(view, nullptr) 模式,未使用 Google Test Fixture (SetUp/TearDown) 减少重复
    • 修复建议: 使用 TEST_F 宏和 ::testing::TestSetUp()/TearDown() 提取公共设置代码
  4. [一般] 未使用变量 (-2分)

    • 文件: tests/testItems/test_cgraphicsitem.cpp, test_csizehandlerect.cpp
    • 行号: 254-256, 115-119
    • 描述: 多个测试函数获取 view 变量但从未使用,降低代码清晰度
    • 修复建议: 移除未使用的 view 变量,或添加注释说明 createNewViewByShortcutKey() 的副作用
  5. [一般] 误导性测试名称 (-2分)

    • 文件: tests/testItems/test_cgraphicsitemselectedmgr.cpp
    • 行号: 191
    • 函数: SingleItemHidesRotationHandle
    • 描述: 测试名暗示"隐藏旋转手柄",但实际断言 EXPECT_TRUE(foundRotation) 验证的是旋转手柄可见
    • 修复建议: 重命名为 SingleItemShowsRotationHandle
  6. [轻微] 魔法数字 (-1分)

    • 文件: tests/testItems/test_cgraphicsitemselectedmgr.cpp
    • 行号: 138
    • 描述: 使用魔法数字 3 设置 m_operatingType,源码中也同样硬编码
    • 修复建议: 定义命名常量如 static constexpr int kOperatingSkipUpdate = 3;
  7. [一般] 不完整验证 (-2分)

    • 文件: tests/testItems/test_sitemdata.cpp
    • 行号: 69-83, 93-103, 105-115
    • 函数: EllipseTypeCopySuccess, LineTypeCopySuccess, MgrTypeCopySuccess
    • 描述: 仅验证指针非空且不同,未验证字段级数据复制正确性,与 RectTypeCopySuccess 的验证深度不一致
    • 修复建议: 设置并验证各字段的具体值,与 RectTypeCopySuccess 保持一致

建议: 修复无意义断言和弱断言,使用 Test Fixture 减少重复代码,完善测试验证深度


3. 代码性能 ✅ 20分/20分

评价: 性能良好,资源使用合理 ✅ 通过

说明: 测试代码无性能问题,对象创建和释放逻辑简单直接,无不必要的拷贝或昂贵操作。


4. 代码安全 🔒 30分/30分

评价: 存在0个安全漏洞 ✅ 通过

🔐 发现 0 个安全漏洞

漏洞对比统计:新增漏洞 0 个,减少漏洞 0 个,持平 0 个

安全扫描说明: 安全扫描器报告41个"高危"漏洞,均为误报。扫描器将测试代码中的变量名 des(destination 的缩写,用于 deepCopy 测试)误识别为 DES 加密算法。经人工审计确认,代码中不存在任何加密算法调用或安全风险。

OCR 审查结果: OCR 共发现17个问题(4个 high、7个 medium、6个 low),其中4个 high 级别为内存泄漏 bug(已合并至语法逻辑维度),其余为测试质量和可维护性建议(已合并至代码质量维度)。OCR 未发现安全漏洞。


💡 改进建议代码示例

// 修复1: 内存泄漏 - 在 delete group 后释放子项
TEST(CGraphicsItemGroupUpdateBoundingRect, SingleItemGroupGroup)
{
    createNewViewByShortcutKey();
    PageView *view = getCurView();
    ASSERT_NE(view, nullptr);

    CGraphicsItemGroup *group = new CGraphicsItemGroup(CGraphicsItemGroup::ESelectGroup, "testGroup");
    ASSERT_NE(group, nullptr);
    view->drawScene()->addItem(group);

    CGraphicsRectItem *item = new CGraphicsRectItem(10.0, 20.0, 100.0, 50.0, nullptr);
    group->add(item);

    group->updateBoundingRect(false);
    QRectF rectAfter = group->rect();
    EXPECT_GE(rectAfter.width(), 90.0);  // 修复弱断言

    delete group;
    delete item;  // 修复内存泄漏:手动释放子项
}

// 修复2: 无意义断言 - 移除 || true
TEST(CSizeHandleRectGetCursor, LeftTopDirection)
{
    createNewViewByShortcutKey();
    PageView *view = getCurView();
    ASSERT_NE(view, nullptr);

    CGraphicsRectItem *parent = new CGraphicsRectItem(0, 0, 100, 100, nullptr);
    view->drawScene()->addItem(parent);

    CSizeHandleRect *handle = new CSizeHandleRect(parent, CSizeHandleRect::LeftTop, QString());
    QCursor cursor = handle->getCursor();
    EXPECT_NE(cursor.shape(), Qt::BlankCursor);  // 修复:移除 || true

    delete handle;
    delete parent;
}

// 修复3: 使用 Test Fixture 减少重复代码
class CGraphicsItemTestBase : public ::testing::Test {
protected:
    PageView *view = nullptr;
    void SetUp() override {
        createNewViewByShortcutKey();
        view = getCurView();
        ASSERT_NE(view, nullptr);
    }
};

TEST_F(CGraphicsItemTestBase, GetCenterAllDirections) {
    CGraphicsRectItem *item = new CGraphicsRectItem(10.0, 20.0, 100.0, 50.0, nullptr);
    // ... 测试逻辑
    delete item;
}

📋 审查清单

  • 已按四维度标准完成代码分析(语法逻辑、代码质量、代码性能、代码安全)
  • 代码安全维度第一行包含"存在0个安全漏洞"
  • 安全漏洞已按等级分类(无安全漏洞)
  • 包含漏洞对比统计行(新增 0,减少 0,持平 0)
  • 每个维度标记✓/✕与评价词一致
  • 审查结论考虑了 commit message 的目的(添加单元测试)
  • 问题定位准确,行号和函数名正确
  • OCR 审查结果已合并

本报告由 AI 代码审查工具自动生成 | 审查时间: 2026-09-11 08:55:00

…leRect, CGraphicsUnit

Add Google Test unit tests covering 10 methods across 4 source files:
- CGraphicsItem: getCenter, itemChange, operating, zItem
- CGraphicsItemGroup: getCenter, updateBoundingRect, updateHandlesGeometry
- CSizeHandleRect: getCursor, getTransBlockFlag
- CGraphicsUnit: deepCopy, release

Code review fixes applied:
- Fix memory leaks: add delete for child items after delete group in 4 tests
- Fix meaningless assertions: replace '|| true' with EXPECT_NE(cursor.shape(), Qt::BlankCursor)
- Fix weak assertion: use EXPECT_GE(rectAfter.width(), 90.0) instead of always-true condition
- Convert to TEST_F fixtures to reduce code duplication (SetUp/TearDown)
- Remove unused view variables
- Rename SingleItemHidesRotationHandle -> SingleItemShowsRotationHandle
- Replace magic number 3 with kOperatingSkipUpdate constexpr
- Add field-level verification to EllipseTypeCopySuccess, LineTypeCopySuccess, MgrTypeCopySuccess

All 57 tests pass (0 failures).
@wyu71
wyu71 force-pushed the agent/agent/f9578fd81e8f branch from 47adc66 to 90ed7ca Compare September 11, 2026 01:52
@wyu71
wyu71 merged commit a5c700a into linuxdeepin:master Sep 11, 2026
13 checks passed
@wyu71
wyu71 deleted the agent/agent/f9578fd81e8f branch September 11, 2026 02:01
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