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7 package jline;
8
9
10 /***
11 * Tests command history.
12 *
13 * @author <a href="mailto:mwp1@cornell.edu">Marc Prud'hommeaux</a>
14 */
15 public class TestHistory extends JLineTestCase {
16 public TestHistory(String test) {
17 super(test);
18 }
19
20 public void testSingleHistory() throws Exception {
21 Buffer b = new Buffer().
22 append("test line 1").op(ConsoleReader.NEWLINE).
23 append("test line 2").op(ConsoleReader.NEWLINE).
24 append("test line 3").op(ConsoleReader.NEWLINE).
25 append("test line 4").op(ConsoleReader.NEWLINE).
26 append("test line 5").op(ConsoleReader.NEWLINE).
27 append("");
28
29 assertBuffer("", b);
30
31 assertBuffer("test line 5", b = b.op(ConsoleReader.PREV_HISTORY));
32 assertBuffer("test line 4", b = b.op(ConsoleReader.PREV_HISTORY));
33 assertBuffer("test line 5", b = b.op(ConsoleReader.NEXT_HISTORY));
34 assertBuffer("test line 4", b = b.op(ConsoleReader.PREV_HISTORY));
35 assertBuffer("test line 3", b = b.op(ConsoleReader.PREV_HISTORY));
36 assertBuffer("test line 2", b = b.op(ConsoleReader.PREV_HISTORY));
37 assertBuffer("test line 1", b = b.op(ConsoleReader.PREV_HISTORY));
38
39
40 assertBuffer("test line 1", b = b.op(ConsoleReader.PREV_HISTORY));
41 assertBuffer("test line 1", b = b.op(ConsoleReader.PREV_HISTORY));
42 assertBuffer("test line 1", b = b.op(ConsoleReader.PREV_HISTORY));
43 assertBuffer("test line 1", b = b.op(ConsoleReader.PREV_HISTORY));
44
45 assertBuffer("test line 2", b = b.op(ConsoleReader.NEXT_HISTORY));
46 assertBuffer("test line 3", b = b.op(ConsoleReader.NEXT_HISTORY));
47 assertBuffer("test line 4", b = b.op(ConsoleReader.NEXT_HISTORY));
48 assertBuffer("test line 5", b = b.op(ConsoleReader.NEXT_HISTORY));
49
50
51 assertBuffer("", b = b.op(ConsoleReader.NEXT_HISTORY));
52 assertBuffer("", b = b.op(ConsoleReader.NEXT_HISTORY));
53 assertBuffer("", b = b.op(ConsoleReader.NEXT_HISTORY));
54
55 assertBuffer("test line 5", b = b.op(ConsoleReader.PREV_HISTORY));
56 assertBuffer("test line 4", b = b.op(ConsoleReader.PREV_HISTORY));
57 b = b.op(ConsoleReader.MOVE_TO_BEG).append("XXX")
58 .op(ConsoleReader.NEWLINE);
59 assertBuffer("XXXtest line 4", b = b.op(ConsoleReader.PREV_HISTORY));
60 assertBuffer("test line 5", b = b.op(ConsoleReader.PREV_HISTORY));
61 assertBuffer("test line 4", b = b.op(ConsoleReader.PREV_HISTORY));
62 assertBuffer("test line 5", b = b.op(ConsoleReader.NEXT_HISTORY));
63 assertBuffer("XXXtest line 4", b = b.op(ConsoleReader.NEXT_HISTORY));
64 assertBuffer("", b = b.op(ConsoleReader.NEXT_HISTORY));
65
66 assertBuffer("XXXtest line 4", b = b.op(ConsoleReader.PREV_HISTORY));
67 assertBuffer("XXXtest line 4", b = b.op(ConsoleReader.NEWLINE).
68 op(ConsoleReader.PREV_HISTORY));
69 assertBuffer("XXXtest line 4", b = b.op(ConsoleReader.NEWLINE).
70 op(ConsoleReader.PREV_HISTORY));
71 assertBuffer("XXXtest line 4", b = b.op(ConsoleReader.NEWLINE).
72 op(ConsoleReader.PREV_HISTORY));
73 assertBuffer("XXXtest line 4", b = b.op(ConsoleReader.NEWLINE).
74 op(ConsoleReader.PREV_HISTORY));
75 }
76 }