aboutsummaryrefslogtreecommitdiffstats
path: root/tests/auto/qmltest/selftests/tst_findChild.qml
blob: 982b537b3a335d8fffa23ba6b1c3a4db9f6c856f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

import QtQuick 2.0
import QtTest 1.1

TestCase {
    name: "tst_findChild"

    QtObject {
        id: singleObject
    }

    Item {
        id: oneObjectChildItem

        QtObject {
            id: childObject
            objectName: "childObject"
        }
    }

    Item {
        id: oneItemChildItem

        Item {
            id: childItem
            objectName: "childItem"
        }
    }

    Item {
        id: nestedChildrenItem

        Item {
            id: nestedChildItem0
            objectName: "nestedChildItem0"

            Item {
                id: nestedChildItem1
                objectName: "nestedChildItem1"

                Item {
                    id: nestedChildItem2
                    objectName: "nestedChildItem2"
                }
            }
        }
    }

    property Component duplicateNestedChildItem2Component: Item {
        objectName: "nestedChildItem2"
    }

    Loader {
        id: loader

        sourceComponent: Item {
            id: loaderItem
            objectName: "loaderItem"

            Item {
                objectName: "nestedLoaderItem"
            }

            Repeater {
                model: 5
                delegate: Item {
                    objectName: "repeaterItem" + index
                }
            }

            ListView {
                model: 5
                delegate: Item {
                    objectName: "listViewItem" + index
                }
            }
        }
    }

    function test_findChild() {
        compare(findChild(null, ""), null);
        compare(findChild(undefined, ""), null);
        compare(findChild(singleObject, "doesNotExist"), null);
        compare(findChild(oneObjectChildItem, "childObject"), childObject);
        compare(findChild(oneItemChildItem, "childItem"), childItem);
        compare(findChild(nestedChildrenItem, "nestedChildItem0"), nestedChildItem0);
        compare(findChild(nestedChildrenItem, "nestedChildItem1"), nestedChildItem1);
        compare(findChild(nestedChildrenItem, "nestedChildItem2"), nestedChildItem2);

        // Shouldn't be found, since it's not the first in the list.
        duplicateNestedChildItem2Component.createObject(nestedChildItem1);
        compare(nestedChildItem1.children.length, 2);
        compare(findChild(nestedChildrenItem, "nestedChildItem2"), nestedChildItem2);

        var mostDirectChild = duplicateNestedChildItem2Component.createObject(nestedChildItem0);
        compare(nestedChildItem0.children.length, 2);
        compare(findChild(nestedChildrenItem, "nestedChildItem2"), mostDirectChild,
            "Dynamically created nested child items are found");

        compare(findChild(loader, "loaderItem"), loader.item);
        verify(findChild(loader, "nestedLoaderItem"));

        // These don't make their delegate items QObject children, only visual.
        verify(findChild(loader, "repeaterItem0"));
        verify(findChild(loader, "listViewItem0"));
    }
}