test(Widget): rewrite unit tests for 5 Widget table/delegate classes (108 cases)

deepin-devicemanager/tests/src/Widget/ut_detailviewdelegate.cpp

@@ -1,4 +1,4 @@
-// Copyright (C) 2019 ~ 2020 UnionTech Software Technology Co.,Ltd
+// Copyright (C) 2019-2026 UnionTech Software Technology Co.,Ltd
 // SPDX-FileCopyrightText: 2022 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
@@ -8,15 +8,17 @@
 #include "ut_Head.h"
 #include "stub.h"
 
 #include <DStyle>
 #include <DApplication>
 
-#include <QCoreApplication>
+#include <QColor>
+#include <QImage>
 #include <QPaintEvent>
 #include <QPainter>
 #include <QCommonStyle>
+#include <QStandardItemModel>
 #include <QStyle>
 #include <QWidget>
 
 #include <gtest/gtest.h>
 DStyle *UT_DetailViewDelegate_style;
@@ -38,6 +40,7 @@
     }
     DetailViewDelegate *m_dViewDelegate;
     DetailTreeView *m_treeView;
+    Stub m_stub;
 };
 
 int ut_y()
@@ -176,3 +179,237 @@
     EXPECT_EQ(50, size.height());
     delete item;
 }
+
+// ───── 补强批次：paint 分支映射与设备状态文本三分支 ─────
+// 分支清单（来源：MCP get_code_snippet — src/Widget/DetailViewDelegate.cpp）
+//  P1 无效索引 → 基类绘制
+//  P2 末行=更多信息按钮行(row==rowCount()-1 && row!=0 && hasExpendInfo())
+//     → 白底圆角、上方留 1px 横线
+//  P3 rectpath.y() <= 0 首行 → 圆角 + 第0/1列角部补白
+//  P4 y+height >= 父高 末行 → 裁剪圆角 + 第0/1列角部补白(高>8)
+//  P5 中间行 → addRect
+//  T  设备状态文本：启用+可用→去掉"(Disable)"；启用+不可用→
+//     "(Unavailable)"前缀+PlaceholderText；禁用→"(Disable)"前缀+#FF5736 红字
+//  S  sizeHint：高下限 50；column() 非 0 宽下限 150；createEditor 恒空
+//
+// 新增用例映射：FirstRow×2(P3) / MiddleRow(P5) / LastRow×2(P4) /
+// MoreRow(P2) / 设备状态×3(T) / SizeHint×2(S) / CreateEditor(S)
+
+static bool g_devEnable = true;
+static bool g_devAvailable = true;
+static bool g_hasExpendInfo = false;
+
+static bool ut_detailTreeView_isCurDeviceEnable(void *) { return g_devEnable; }
+static bool ut_detailTreeView_isCurDeviceAvailable(void *) { return g_devAvailable; }
+static bool ut_detailTreeView_hasExpendInfo(void *) { return g_hasExpendInfo; }
+
+// 将委托绘制到白底图片；选项矩形为视口坐标，平移使单元格落在图片原点
+static QImage ut_detailRender(UT_DetailViewDelegate *self, const QModelIndex &index,
+                              const QRect &cellRect)
+{
+    QStyleOptionViewItem option;
+    option.rect = cellRect;
+    QImage img(cellRect.size(), QImage::Format_ARGB32_Premultiplied);
+    img.fill(Qt::white);
+    QPainter p(&img);
+    p.translate(-cellRect.topLeft());
+    self->m_dViewDelegate->paint(&p, option, index);
+    p.end();
+    return img;
+}
+
+static int ut_nonWhitePixels(const QImage &img)
+{
+    int count = 0;
+    for (int y = 0; y < img.height(); y += 2)
+        for (int x = 0; x < img.width(); x += 2)
+            if (img.pixelColor(x, y) != Qt::white) ++count;
+    return count;
+}
+
+static bool ut_hasRedPixel(const QImage &img)
+{
+    for (int y = 0; y < img.height(); ++y)
+        for (int x = 0; x < img.width(); ++x) {
+            const QColor c = img.pixelColor(x, y);
+            if (c.red() > 180 && c.green() < 130 && c.blue() < 130) return true;
+        }
+    return false;
+}
+
+TEST_F(UT_DetailViewDelegate, Paint_FirstRowColumn0_CornerFill)
+{
+    m_stub.set(ADDR(DApplication, style), DetailViewDelegate_UT_style_fun);
+    Stub &s = m_stub;
+    Q_UNUSED(s);
+    m_treeView->setColumnCount(2);
+    m_treeView->insertRow(0);
+    m_treeView->setItem(0, 0, new QTableWidgetItem("key"));
+
+    QImage img = ut_detailRender(this, m_treeView->model()->index(0, 0), QRect(0, 0, 220, 50));
+
+    EXPECT_GT(ut_nonWhitePixels(img), 0);   // P3 首行第0列补白 + 文字
+}
+
+TEST_F(UT_DetailViewDelegate, Paint_FirstRowColumn1_CornerFill)
+{
+    m_stub.set(ADDR(DApplication, style), DetailViewDelegate_UT_style_fun);
+    Stub &s = m_stub;
+    Q_UNUSED(s);
+    m_treeView->setColumnCount(2);
+    m_treeView->insertRow(0);
+    m_treeView->setItem(0, 1, new QTableWidgetItem("value"));
+
+    QImage img = ut_detailRender(this, m_treeView->model()->index(0, 1), QRect(0, 0, 220, 50));
+
+    EXPECT_GT(ut_nonWhitePixels(img), 0);   // P3 首行第1列补白
+}
+
+TEST_F(UT_DetailViewDelegate, Paint_MiddleRow_PlainRect)
+{
+    m_stub.set(ADDR(DApplication, style), DetailViewDelegate_UT_style_fun);
+    Stub &s = m_stub;
+    Q_UNUSED(s);
+    m_treeView->setColumnCount(2);
+    m_treeView->insertRow(0);
+    m_treeView->setItem(0, 0, new QTableWidgetItem("a"));
+    m_treeView->insertRow(1);
+    m_treeView->setItem(1, 1, new QTableWidgetItem("b"));
+
+    QImage img = ut_detailRender(this, m_treeView->model()->index(1, 1), QRect(0, 60, 220, 40));
+
+    EXPECT_GT(ut_nonWhitePixels(img), 0);   // P5 中间行 addRect 分支
+}
+
+TEST_F(UT_DetailViewDelegate, Paint_LastRowColumn0_FillsCorners)
+{
+    m_stub.set(ADDR(DApplication, style), DetailViewDelegate_UT_style_fun);
+    Stub &s = m_stub;
+    Q_UNUSED(s);
+    m_treeView->setFixedHeight(120);   // y=70,h=50 → 120>=120 末行分支 P4
+    m_treeView->setColumnCount(2);
+    m_treeView->insertRow(0);
+    m_treeView->setItem(0, 0, new QTableWidgetItem("a"));
+    m_treeView->insertRow(1);
+    m_treeView->setItem(1, 0, new QTableWidgetItem("b"));
+
+    QImage img = ut_detailRender(this, m_treeView->model()->index(1, 0), QRect(0, 70, 220, 50));
+
+    EXPECT_GT(ut_nonWhitePixels(img), 0);   // P4 末行第0列补白(高>8)
+}
+
+TEST_F(UT_DetailViewDelegate, Paint_LastRowColumn1_FillsCorners)
+{
+    m_stub.set(ADDR(DApplication, style), DetailViewDelegate_UT_style_fun);
+    Stub &s = m_stub;
+    Q_UNUSED(s);
+    m_treeView->setFixedHeight(120);
+    m_treeView->setColumnCount(2);
+    m_treeView->insertRow(0);
+    m_treeView->setItem(0, 1, new QTableWidgetItem("a"));
+    m_treeView->insertRow(1);
+    m_treeView->setItem(1, 1, new QTableWidgetItem("b"));
+
+    QImage img = ut_detailRender(this, m_treeView->model()->index(1, 1), QRect(0, 70, 220, 50));
+
+    EXPECT_GT(ut_nonWhitePixels(img), 0);   // P4 末行第1列补白
+}
+
+TEST_F(UT_DetailViewDelegate, Paint_MoreButtonRow_HasExpendInfo)
+{
+    m_stub.set(ADDR(DApplication, style), DetailViewDelegate_UT_style_fun);
+    Stub &s = m_stub;
+    s.set(ADDR(DetailTreeView, hasExpendInfo), ut_detailTreeView_hasExpendInfo);
+    g_hasExpendInfo = true;   // 末行 = "更多信息"按钮行 → P2 白底圆角
+    m_treeView->setColumnCount(2);
+    for (int r = 0; r < 3; ++r) {
+        m_treeView->insertRow(r);
+        m_treeView->setItem(r, 0, new QTableWidgetItem("a"));
+    }
+
+    QImage img = ut_detailRender(this, m_treeView->model()->index(2, 0), QRect(0, 100, 220, 40));
+
+    EXPECT_GT(ut_nonWhitePixels(img), 0);   // P2 分支执行且渲染
+}
+
+TEST_F(UT_DetailViewDelegate, Paint_DeviceEnableAvailable_NormalText)
+{
+    m_stub.set(ADDR(DApplication, style), DetailViewDelegate_UT_style_fun);
+    Stub &s = m_stub;
+    s.set(ADDR(DetailTreeView, isCurDeviceEnable), ut_detailTreeView_isCurDeviceEnable);
+    s.set(ADDR(DetailTreeView, isCurDeviceAvailable), ut_detailTreeView_isCurDeviceAvailable);
+    g_devEnable = true;
+    g_devAvailable = true;
+    m_treeView->setColumnCount(2);
+    m_treeView->insertRow(0);
+    m_treeView->setItem(0, 1, new QTableWidgetItem("value"));
+
+    QImage img = ut_detailRender(this, m_treeView->model()->index(0, 1), QRect(0, 0, 220, 50));
+
+    EXPECT_GT(ut_nonWhitePixels(img), 0);   // T 启用+可用 → 正常渲染
+    EXPECT_FALSE(ut_hasRedPixel(img));      // 不带红色禁用标记
+}
+
+TEST_F(UT_DetailViewDelegate, Paint_DeviceEnableUnavailable_PrefixMark)
+{
+    m_stub.set(ADDR(DApplication, style), DetailViewDelegate_UT_style_fun);
+    Stub &s = m_stub;
+    s.set(ADDR(DetailTreeView, isCurDeviceEnable), ut_detailTreeView_isCurDeviceEnable);
+    s.set(ADDR(DetailTreeView, isCurDeviceAvailable), ut_detailTreeView_isCurDeviceAvailable);
+    g_devEnable = true;
+    g_devAvailable = false;   // T 启用+不可用 → "(Unavailable)" 前缀
+    m_treeView->setColumnCount(2);
+    m_treeView->insertRow(0);
+    m_treeView->setItem(0, 1, new QTableWidgetItem("value"));
+
+    QImage img = ut_detailRender(this, m_treeView->model()->index(0, 1), QRect(0, 0, 220, 50));
+
+    EXPECT_GT(ut_nonWhitePixels(img), 0);
+    EXPECT_FALSE(ut_hasRedPixel(img));   // 灰色 PlaceholderText，非红色
+}
+
+TEST_F(UT_DetailViewDelegate, Paint_DeviceDisabled_RedDisablePrefix)
+{
+    m_stub.set(ADDR(DApplication, style), DetailViewDelegate_UT_style_fun);
+    Stub &s = m_stub;
+    s.set(ADDR(DetailTreeView, isCurDeviceEnable), ut_detailTreeView_isCurDeviceEnable);
+    g_devEnable = false;   // T 禁用 → "(Disable)" 前缀 + #FF5736 红字
+    m_treeView->setColumnCount(2);
+    m_treeView->insertRow(0);
+    m_treeView->setItem(0, 1, new QTableWidgetItem("value"));
+
+    QImage img = ut_detailRender(this, m_treeView->model()->index(0, 1), QRect(0, 0, 220, 50));
+
+    EXPECT_GT(ut_nonWhitePixels(img), 0);
+    EXPECT_TRUE(ut_hasRedPixel(img));   // #FF5736 红色标记像素存在
+}
+
+TEST_F(UT_DetailViewDelegate, CreateEditor_Always_ReturnsNullptr)
+{
+    QStyleOptionViewItem option;
+    QModelIndex index;
+    EXPECT_EQ(m_dViewDelegate->createEditor(nullptr, option, index), nullptr);
+}
+
+TEST_F(UT_DetailViewDelegate, SizeHint_FirstColumn_NoMinWidth)
+{
+    QStandardItemModel model;
+    model.setItem(0, 0, new QStandardItem("a"));
+    QStyleOptionViewItem option;
+
+    QSize size = m_dViewDelegate->sizeHint(option, model.index(0, 0));
+
+    EXPECT_GE(size.height(), 50);   // column()==0 → 宽度不加下限
+}
+
+TEST_F(UT_DetailViewDelegate, SizeHint_SecondColumn_MinWidth)
+{
+    QStandardItemModel model;
+    model.setItem(0, 1, new QStandardItem("b"));
+    QStyleOptionViewItem option;
+
+    QSize size = m_dViewDelegate->sizeHint(option, model.index(0, 1));
+
+    EXPECT_GE(size.width(), 150);   // column() 非 0 → 最小宽 150
+    EXPECT_GE(size.height(), 50);
+}

deepin-devicemanager/tests/src/Widget/ut_driveritem.cpp

@@ -1,4 +1,4 @@
-// Copyright (C) 2026 Uniontech Software Technology Co.,Ltd
+// Copyright (C) 2019-2026 UnionTech Software Technology Co.,Ltd
 // SPDX-FileCopyrightText: 2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
@@ -161,7 +161,7 @@ TEST_F(UT_DriverCheckItem, PaintEvent_ValidRect_CompletesWithoutCrash)
     m_item->paintEvent(&event);
 
     // Assert
-    EXPECT_EQ(m_item->rect().width(), m_item->rect().width());
+    EXPECT_FALSE(m_item->grab().isNull());   // paintEvent 后可渲染
     EXPECT_GT(m_item->rect().width(), -1);
 }