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
|
// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.node.admin.task.util.editor;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class TextBufferImplTest {
private final TextBufferImpl textBuffer = new TextBufferImpl();
@Test
public void testWrite() {
assertEquals("", textBuffer.getString());
assertWrite(2, 0, "foo\nbar\n",
0, 0, "foo\nbar\n");
assertWrite(1, 6, "fofirst\nsecondo\nbar\n",
0, 2, "first\nsecond");
assertWrite(3, 1, "fofirst\nsecondo\nbar\na",
3, 0, "a");
assertWrite(4, 0, "fofirst\nsecondo\nbar\na\n",
3, 1, "\n");
}
@Test
public void testDelete() {
write(0, 0, "foo\nbar\nzoo\n");
delete(0, 2, 2, 1);
assertEquals("fooo\n", textBuffer.getString());
delete(0, 4, 1, 0);
assertEquals("fooo", textBuffer.getString());
delete(0, 0, 0, 4);
assertEquals("", textBuffer.getString());
delete(0, 0, 0, 0);
assertEquals("", textBuffer.getString());
}
private void assertWrite(int expectedLineIndex, int expectedColumnIndex, String expectedString,
int lineIndex, int columnIndex, String text) {
Position position = write(lineIndex, columnIndex, text);
assertEquals(new Position(expectedLineIndex, expectedColumnIndex), position);
assertEquals(expectedString, textBuffer.getString());
}
private Position write(int lineIndex, int columnIndex, String text) {
return textBuffer.write(new Position(lineIndex, columnIndex), text);
}
private void delete(int startLineIndex, int startColumnIndex,
int endLineIndex, int endColumnIndex) {
textBuffer.delete(new Position(startLineIndex, startColumnIndex),
new Position(endLineIndex, endColumnIndex));
}
}
|