aboutsummaryrefslogtreecommitdiffstats
path: root/tests/auto/qmltest/selftests/tst_createTemporaryObject.qml
blob: 5f1e802df21a6313b4d3c587160c135c8c6297aa (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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
/****************************************************************************
**
** 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 2.8
import QtQuick.Window 2.2
import QtTest 1.2

TestCase {
    id: testCase
    name: "tst_createTemporaryObject"
    width: 100
    height: 100
    when: windowShown

    property var createdObjectNames: []
    property var createdParentlessObjects: []

    function verifyNoChildren() {
        for (var i = 0; i < createdObjectNames.length; ++i) {
            verify(!findChild(testCase, createdObjectNames[i]));
        }

        compare(createdParentlessObjects.length, 0,
            "The following parentless temporary objects were not destroyed: " + createdParentlessObjects)
    }

    function init() {
        // The items are destroyed after cleanup(), so we check here after every test,
        // and once for the last test in cleanupTestCase().
        verifyNoChildren();
    }

    function cleanupTestCase() {
        verifyNoChildren();
    }

    function test_fromQml_data() {
        return [
            { tag: "QtObject", qml: "import QtQml 2.0; QtObject {}" },
            { tag: "Item", qml: "import QtQuick 2.0; Item {}" },
        ];
    }

    function test_fromQml(data) {
        var object = createTemporaryQmlObject(data.qml, testCase);
        verify(object);

        object.objectName = data.tag + "FromQml";
        compare(findChild(testCase, object.objectName), object);

        createdObjectNames.push(object.objectName);

        // Create an object and destroy it early. It should be
        // removed from TestCase's list of temporary objects
        // as soon as it's destroyed.
        var manuallyDestroyedObject = createTemporaryQmlObject(data.qml, testCase);
        verify(manuallyDestroyedObject);

        var manuallyDestroyedObjectName = data.tag + "FromQmlShortLived";
        manuallyDestroyedObject.objectName = manuallyDestroyedObjectName;
        compare(findChild(testCase, manuallyDestroyedObjectName), manuallyDestroyedObject);

        manuallyDestroyedObject.destroy();
        wait(0);

        verify(!findChild(testCase, manuallyDestroyedObjectName));
    }

    Component {
        id: objectComponent

        QtObject {}
    }

    Component {
        id: itemComponent

        Item {}
    }

    Component {
        id: windowComponent

        Window {}
    }

    function test_fromComponent_data() {
        return [
            { tag: "QtObject", component: objectComponent },
            { tag: "Item", component: itemComponent },
            { tag: "Window", component: windowComponent },
        ];
    }

    function test_fromComponent(data) {
        var object = createTemporaryObject(data.component, testCase);
        verify(object);

        object.objectName = data.tag + "FromComponent";
        compare(findChild(testCase, object.objectName), object);

        if (object.hasOwnProperty("contentItem"))
            object.contentItem.objectName = "WindowContentItemFromComponent";

        createdObjectNames.push(object.objectName);

        // Create an object and destroy it early. It should be
        // removed from TestCase's list of temporary objects
        // as soon as it's destroyed.
        var manuallyDestroyedObject = createTemporaryObject(data.component, testCase);
        verify(manuallyDestroyedObject);

        var manuallyDestroyedObjectName = data.tag + "FromComponentShortLived";
        manuallyDestroyedObject.objectName = manuallyDestroyedObjectName;
        compare(findChild(testCase, manuallyDestroyedObjectName), manuallyDestroyedObject);

        manuallyDestroyedObject.destroy();
        wait(0);

        verify(!findChild(testCase, manuallyDestroyedObjectName));
    }

    function test_fromComponentParent_data() {
        return [
            { tag: "omit", expectedParent: null },
            { tag: "undefined", parent: undefined, expectedParent: null },
            { tag: "null", parent: null, expectedParent: null },
            { tag: "1", parent: 1, expectedParent: null },
            { tag: "testCase", parent: testCase, expectedParent: testCase }
        ];
    }

    // Tests that an invalid or missing parent argument results in a parentless object.
    // This is the same behavior as displayed by component.createObject().
    function test_fromComponentParent(data) {
        var object = data.hasOwnProperty("parent")
            ? createTemporaryObject(itemComponent, data.parent)
            : createTemporaryObject(itemComponent);
        verify(object);
        compare(object.parent, data.expectedParent);

        object.objectName = data.tag + "FromComponentOmitParent";
        if (object.parent) {
            compare(findChild(testCase, object.objectName), object);
            createdObjectNames.push(object.objectName);
        } else {
            object.Component.destruction.connect(function() {
                 var indexOfObject = createdParentlessObjects.indexOf(object);
                 createdParentlessObjects.splice(indexOfObject, 1);
            });
            createdParentlessObjects.push(object);
        }
    }
}