aboutsummaryrefslogtreecommitdiffstats
path: root/server/src/test/java/com/vaadin/ui/TextFieldConstructorTest.java
blob: 4959eb68c976e1c53b08cb729d7cd5e0bb9209b8 (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
/*
 * Copyright 2000-2018 Vaadin Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.vaadin.ui;

import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;

import org.junit.Test;
import org.mockito.Mockito;

import com.vaadin.data.HasValue;

public class TextFieldConstructorTest {

    @Test
    public void initiallyEmpty() {
        TextField textField = new TextField();
        assertTrue(textField.isEmpty());
    }

    @Test
    public void testValueConstructor_emptyAfterClear() {
        TextField textField = new TextField(null, "foobar");
        assertFalse(textField.isEmpty());

        textField.clear();
        assertTrue(textField.isEmpty());
    }

    @Test
    public void testValueChangeListener_eventOnValueChange() {
        HasValue.ValueChangeListener valueChangeListener = Mockito
                .mock(HasValue.ValueChangeListener.class);
        TextField textField = new TextField(valueChangeListener);

        textField.setValue("value change");

        verify(valueChangeListener)
                .valueChange(Mockito.any(HasValue.ValueChangeEvent.class));
    }

    @Test
    public void testCaptionValueListener() {
        HasValue.ValueChangeListener valueChangeListener = Mockito
                .mock(HasValue.ValueChangeListener.class);
        TextField textField = new TextField("Caption", "Initial value",
                valueChangeListener);

        verify(valueChangeListener, never())
                .valueChange(Mockito.any(HasValue.ValueChangeEvent.class));

        textField.setValue("value change");

        verify(valueChangeListener)
                .valueChange(Mockito.any(HasValue.ValueChangeEvent.class));
    }
}