|
1 package de.uapcore.sudoku; |
|
2 |
|
3 import org.junit.jupiter.api.Test; |
|
4 |
|
5 import java.io.File; |
|
6 import java.io.FileOutputStream; |
|
7 import java.io.IOException; |
|
8 import java.nio.file.Files; |
|
9 |
|
10 import static org.junit.jupiter.api.Assertions.*; |
|
11 |
|
12 class DocumentHandlerTest { |
|
13 |
|
14 @Test |
|
15 void testFilenameManagement() { |
|
16 final var dh = new DocumentHandler(); |
|
17 assertFalse(dh.isFilenameSet()); |
|
18 dh.setFilename("foo"); |
|
19 assertTrue(dh.isFilenameSet()); |
|
20 dh.clearFilename(); |
|
21 assertFalse(dh.isFilenameSet()); |
|
22 } |
|
23 |
|
24 private File extractFile(String name) throws IOException { |
|
25 final var f = File.createTempFile("sudoku-test", ".txt"); |
|
26 try (var in = DocumentHandlerTest.class.getClassLoader().getResourceAsStream(name); |
|
27 var out = new FileOutputStream(f)) { |
|
28 in.transferTo(out); |
|
29 } |
|
30 return f; |
|
31 } |
|
32 |
|
33 private int[] createTestdata() { |
|
34 return new int[]{0,1,0,9,0,0,8,0,0, |
|
35 0,0,0,0,0,8,0,0,4, |
|
36 6,0,5,0,0,0,7,0,0, |
|
37 0,9,0,0,6,0,0,0,8, |
|
38 0,0,0,2,0,7,0,0,0, |
|
39 8,0,0,0,3,0,0,6,0, |
|
40 0,0,2,0,0,0,5,0,3, |
|
41 1,0,0,4,0,0,0,0,0, |
|
42 0,0,6,0,0,2,0,1,0}; |
|
43 } |
|
44 |
|
45 @Test |
|
46 void load() throws IOException { |
|
47 final var f = extractFile("test-sudoku"); |
|
48 final var dh = new DocumentHandler(); |
|
49 final var field = new Field(); |
|
50 dh.setFilename(f.getAbsolutePath()); |
|
51 dh.load(field); |
|
52 |
|
53 final var expected = createTestdata(); |
|
54 for (int x = 0 ; x < 9 ; x++) { |
|
55 for (int y = 0 ; y < 9 ; y++) { |
|
56 assertEquals(expected[x+9*y], field.getCellValue(x, y)); |
|
57 } |
|
58 } |
|
59 } |
|
60 |
|
61 @Test |
|
62 void save() throws IOException { |
|
63 final var f = File.createTempFile("sudoku-test", ".txt"); |
|
64 final var dh = new DocumentHandler(); |
|
65 |
|
66 final var field = new Field(); |
|
67 final var testdata = createTestdata(); |
|
68 for (int x = 0 ; x < 9 ; x++) { |
|
69 for (int y = 0 ; y < 9 ; y++) { |
|
70 field.setCellValue(x, y, testdata[x+9*y]); |
|
71 } |
|
72 } |
|
73 |
|
74 dh.setFilename(f.getAbsolutePath()); |
|
75 dh.save(field); |
|
76 |
|
77 final String[] expected = { |
|
78 "_ 1 _ 9 _ _ 8 _ _", |
|
79 "_ _ _ _ _ 8 _ _ 4", |
|
80 "6 _ 5 _ _ _ 7 _ _", |
|
81 "_ 9 _ _ 6 _ _ _ 8", |
|
82 "_ _ _ 2 _ 7 _ _ _", |
|
83 "8 _ _ _ 3 _ _ 6 _", |
|
84 "_ _ 2 _ _ _ 5 _ 3", |
|
85 "1 _ _ 4 _ _ _ _ _", |
|
86 "_ _ 6 _ _ 2 _ 1 _" |
|
87 }; |
|
88 |
|
89 final var actual = Files.readAllLines(f.toPath()); |
|
90 |
|
91 assertEquals(expected.length, actual.size()); |
|
92 for (int i = 0 ; i < expected.length ; i++) { |
|
93 assertEquals(expected[i], actual.get(i)); |
|
94 } |
|
95 } |
|
96 } |