feat: Add ut for WaterProgressBar

  Add ut.

tests/CMakeLists.txt

@@ -14,6 +14,7 @@ file(GLOB TEST_SOURCES
     ut_windowbuttongroup.cpp
     ut_dquickrectangle.cpp
     ut_dquickwindow.cpp
+    ut_waterprogressbar.cpp
 )
 if (EnableDtk5)
     list(APPEND TEST_SOURCES

tests/data.qrc

@@ -7,5 +7,6 @@
         <file>qml/DQuickRectangle.qml</file>
         <file>qml/DQuickWindow.qml</file>
         <file>qml/QmlGlobalObject.qml</file>
+        <file>qml/WaterProgressBar.qml</file>
     </qresource>
 </RCC>

tests/qml/WaterProgressBar.qml

@@ -0,0 +1,12 @@
+// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: LGPL-3.0-or-later
+
+import QtQuick.Controls 2.11
+import org.deepin.dtk 1.0 as D
+
+D.WaterProgressBar {
+    width: 100;  height: 100
+    value: 20
+    running: true
+}

tests/ut_waterprogressbar.cpp

@@ -0,0 +1,83 @@
+// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: LGPL-3.0-or-later
+
+#include <gtest/gtest.h>
+
+#include "test_helper.hpp"
+
+#include <QTest>
+#include <QQuickItem>
+
+#include "dquickwaterprogressattribute_p.h"
+DQUICK_USE_NAMESPACE
+
+TEST(ut_DQuickWaterProgressAttribute, properties)
+{
+    QQuickItem *water = new QQuickItem;
+    water->setSize(QSize(100, 100));
+    water->setProperty("value", 10);
+
+    DQuickWaterProgressAttribute attr;
+    auto attrPops = attr.pops();
+    EXPECT_GE(attrPops.count(&attrPops), 3);
+
+    attr.setWaterProgress(water);
+    ASSERT_EQ(attr.waterProgress(), water);
+
+    attr.setFrontXOffset(10);
+    ASSERT_EQ(attr.frontXOffset(), 10);
+
+    attr.setImageWidth(100);
+    ASSERT_EQ(attr.imageWidth(), 100);
+
+    attr.setImageHeight(100);
+    ASSERT_EQ(attr.imageHeight(), 100);
+
+    WaterPopAttribute *pop = attrPops.at(&attrPops, 0);
+    ASSERT_TRUE(pop);
+    EXPECT_LT(pop->sizeRatio(), 1.0);
+    EXPECT_LT(pop->width(), water->width());
+    EXPECT_LT(pop->height(), water->height());
+
+    const auto popX = pop->x();
+    const auto popY = pop->y();
+    const auto popYOffset = pop->yOffset();
+
+    attr.setRunning(true);
+    ASSERT_EQ(attr.running(), true);
+
+    // trigger and process `timeout` for DQuickWaterProgressAttribute's timer.
+    QTest::qWait(50);
+
+    EXPECT_NE(popX, pop->x());
+    EXPECT_NE(popY, pop->y());
+    EXPECT_NE(popYOffset, pop->yOffset());
+
+    attr.setRunning(false);
+    ASSERT_EQ(attr.running(), false);
+}
+
+TEST(ut_DQuickWaterProgressBar, waterProgressBar)
+{
+    ControlHeler<> root("qrc:/qml/WaterProgressBar.qml");
+    ASSERT_TRUE(root.object);
+
+    EXPECT_EQ(root.object->property("value"), 20);
+    EXPECT_EQ(root.object->property("running"), true);
+
+    auto attr = root.object->findChild<DQuickWaterProgressAttribute *>();
+    ASSERT_TRUE(attr);
+    auto attrPops = attr->pops();
+    ASSERT_GE(attrPops.count(&attrPops), 1);
+
+    WaterPopAttribute *pop = attrPops.at(&attrPops, 0);
+    const auto popX = pop->x();
+
+    root.object->setProperty("running", false);
+
+    // stop update
+    QTest::qWait(50);
+
+    ASSERT_EQ(popX, pop->x());
+}