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 package org.slf4j.helpers;
26
27 import java.util.Arrays;
28
29 import org.junit.Test;
30
31 import static org.junit.Assert.*;
32
33
34
35
36 public class MessageFormatterTest {
37
38 Integer i1 = new Integer(1);
39 Integer i2 = new Integer(2);
40 Integer i3 = new Integer(3);
41 Integer[] ia0 = new Integer[] { i1, i2, i3 };
42 Integer[] ia1 = new Integer[] { new Integer(10), new Integer(20), new Integer(30) };
43
44 String result;
45
46 @Test
47 public void testNull() {
48 result = MessageFormatter.format(null, i1).getMessage();
49 assertEquals(null, result);
50 }
51
52 @Test
53 public void nullParametersShouldBeHandledWithoutBarfing() {
54 result = MessageFormatter.format("Value is {}.", null).getMessage();
55 assertEquals("Value is null.", result);
56
57 result = MessageFormatter.format("Val1 is {}, val2 is {}.", null, null).getMessage();
58 assertEquals("Val1 is null, val2 is null.", result);
59
60 result = MessageFormatter.format("Val1 is {}, val2 is {}.", i1, null).getMessage();
61 assertEquals("Val1 is 1, val2 is null.", result);
62
63 result = MessageFormatter.format("Val1 is {}, val2 is {}.", null, i2).getMessage();
64 assertEquals("Val1 is null, val2 is 2.", result);
65
66 result = MessageFormatter.arrayFormat("Val1 is {}, val2 is {}, val3 is {}", new Integer[] { null, null, null }).getMessage();
67 assertEquals("Val1 is null, val2 is null, val3 is null", result);
68
69 result = MessageFormatter.arrayFormat("Val1 is {}, val2 is {}, val3 is {}", new Integer[] { null, i2, i3 }).getMessage();
70 assertEquals("Val1 is null, val2 is 2, val3 is 3", result);
71
72 result = MessageFormatter.arrayFormat("Val1 is {}, val2 is {}, val3 is {}", new Integer[] { null, null, i3 }).getMessage();
73 assertEquals("Val1 is null, val2 is null, val3 is 3", result);
74 }
75
76 @Test
77 public void verifyOneParameterIsHandledCorrectly() {
78 result = MessageFormatter.format("Value is {}.", i3).getMessage();
79 assertEquals("Value is 3.", result);
80
81 result = MessageFormatter.format("Value is {", i3).getMessage();
82 assertEquals("Value is {", result);
83
84 result = MessageFormatter.format("{} is larger than 2.", i3).getMessage();
85 assertEquals("3 is larger than 2.", result);
86
87 result = MessageFormatter.format("No subst", i3).getMessage();
88 assertEquals("No subst", result);
89
90 result = MessageFormatter.format("Incorrect {subst", i3).getMessage();
91 assertEquals("Incorrect {subst", result);
92
93 result = MessageFormatter.format("Value is {bla} {}", i3).getMessage();
94 assertEquals("Value is {bla} 3", result);
95
96 result = MessageFormatter.format("Escaped \\{} subst", i3).getMessage();
97 assertEquals("Escaped {} subst", result);
98
99 result = MessageFormatter.format("{Escaped", i3).getMessage();
100 assertEquals("{Escaped", result);
101
102 result = MessageFormatter.format("\\{}Escaped", i3).getMessage();
103 assertEquals("{}Escaped", result);
104
105 result = MessageFormatter.format("File name is {{}}.", "App folder.zip").getMessage();
106 assertEquals("File name is {App folder.zip}.", result);
107
108
109 result = MessageFormatter.format("File name is C:\\\\{}.", "App folder.zip").getMessage();
110 assertEquals("File name is C:\\App folder.zip.", result);
111 }
112
113 @Test
114 public void testTwoParameters() {
115 result = MessageFormatter.format("Value {} is smaller than {}.", i1, i2).getMessage();
116 assertEquals("Value 1 is smaller than 2.", result);
117
118 result = MessageFormatter.format("Value {} is smaller than {}", i1, i2).getMessage();
119 assertEquals("Value 1 is smaller than 2", result);
120
121 result = MessageFormatter.format("{}{}", i1, i2).getMessage();
122 assertEquals("12", result);
123
124 result = MessageFormatter.format("Val1={}, Val2={", i1, i2).getMessage();
125 assertEquals("Val1=1, Val2={", result);
126
127 result = MessageFormatter.format("Value {} is smaller than \\{}", i1, i2).getMessage();
128 assertEquals("Value 1 is smaller than {}", result);
129
130 result = MessageFormatter.format("Value {} is smaller than \\{} tail", i1, i2).getMessage();
131 assertEquals("Value 1 is smaller than {} tail", result);
132
133 result = MessageFormatter.format("Value {} is smaller than \\{", i1, i2).getMessage();
134 assertEquals("Value 1 is smaller than \\{", result);
135
136 result = MessageFormatter.format("Value {} is smaller than {tail", i1, i2).getMessage();
137 assertEquals("Value 1 is smaller than {tail", result);
138
139 result = MessageFormatter.format("Value \\{} is smaller than {}", i1, i2).getMessage();
140 assertEquals("Value {} is smaller than 1", result);
141 }
142
143 @Test
144 public void testExceptionIn_toString() {
145 Object o = new Object() {
146 public String toString() {
147 throw new IllegalStateException("a");
148 }
149 };
150 result = MessageFormatter.format("Troublesome object {}", o).getMessage();
151 assertEquals("Troublesome object [FAILED toString()]", result);
152
153 }
154
155 @Test
156 public void testNullArray() {
157 String msg0 = "msg0";
158 String msg1 = "msg1 {}";
159 String msg2 = "msg2 {} {}";
160 String msg3 = "msg3 {} {} {}";
161
162 Object[] args = null;
163
164 result = MessageFormatter.arrayFormat(msg0, args).getMessage();
165 assertEquals(msg0, result);
166
167 result = MessageFormatter.arrayFormat(msg1, args).getMessage();
168 assertEquals(msg1, result);
169
170 result = MessageFormatter.arrayFormat(msg2, args).getMessage();
171 assertEquals(msg2, result);
172
173 result = MessageFormatter.arrayFormat(msg3, args).getMessage();
174 assertEquals(msg3, result);
175 }
176
177
178 @Test
179 public void testArrayFormat() {
180 result = MessageFormatter.arrayFormat("Value {} is smaller than {} and {}.", ia0).getMessage();
181 assertEquals("Value 1 is smaller than 2 and 3.", result);
182
183 result = MessageFormatter.arrayFormat("{}{}{}", ia0).getMessage();
184 assertEquals("123", result);
185
186 result = MessageFormatter.arrayFormat("Value {} is smaller than {}.", ia0).getMessage();
187 assertEquals("Value 1 is smaller than 2.", result);
188
189 result = MessageFormatter.arrayFormat("Value {} is smaller than {}", ia0).getMessage();
190 assertEquals("Value 1 is smaller than 2", result);
191
192 result = MessageFormatter.arrayFormat("Val={}, {, Val={}", ia0).getMessage();
193 assertEquals("Val=1, {, Val=2", result);
194
195 result = MessageFormatter.arrayFormat("Val={}, {, Val={}", ia0).getMessage();
196 assertEquals("Val=1, {, Val=2", result);
197
198 result = MessageFormatter.arrayFormat("Val1={}, Val2={", ia0).getMessage();
199 assertEquals("Val1=1, Val2={", result);
200 }
201
202 @Test
203 public void testArrayValues() {
204 Integer p0 = i1;
205 Integer[] p1 = new Integer[] { i2, i3 };
206
207 result = MessageFormatter.format("{}{}", p0, p1).getMessage();
208 assertEquals("1[2, 3]", result);
209
210
211 result = MessageFormatter.arrayFormat("{}{}", new Object[] { "a", p1 }).getMessage();
212 assertEquals("a[2, 3]", result);
213
214
215 result = MessageFormatter.arrayFormat("{}{}", new Object[] { "a", new byte[] { 1, 2 } }).getMessage();
216 assertEquals("a[1, 2]", result);
217
218
219 result = MessageFormatter.arrayFormat("{}{}", new Object[] { "a", new int[] { 1, 2 } }).getMessage();
220 assertEquals("a[1, 2]", result);
221
222
223 result = MessageFormatter.arrayFormat("{}{}", new Object[] { "a", new float[] { 1, 2 } }).getMessage();
224 assertEquals("a[1.0, 2.0]", result);
225
226
227 result = MessageFormatter.arrayFormat("{}{}", new Object[] { "a", new double[] { 1, 2 } }).getMessage();
228 assertEquals("a[1.0, 2.0]", result);
229
230 }
231
232 @Test
233 public void testMultiDimensionalArrayValues() {
234 Integer[][] multiIntegerA = new Integer[][] { ia0, ia1 };
235 result = MessageFormatter.arrayFormat("{}{}", new Object[] { "a", multiIntegerA }).getMessage();
236 assertEquals("a[[1, 2, 3], [10, 20, 30]]", result);
237
238 int[][] multiIntA = new int[][] { { 1, 2 }, { 10, 20 } };
239 result = MessageFormatter.arrayFormat("{}{}", new Object[] { "a", multiIntA }).getMessage();
240 assertEquals("a[[1, 2], [10, 20]]", result);
241
242 float[][] multiFloatA = new float[][] { { 1, 2 }, { 10, 20 } };
243 result = MessageFormatter.arrayFormat("{}{}", new Object[] { "a", multiFloatA }).getMessage();
244 assertEquals("a[[1.0, 2.0], [10.0, 20.0]]", result);
245
246 Object[][] multiOA = new Object[][] { ia0, ia1 };
247 result = MessageFormatter.arrayFormat("{}{}", new Object[] { "a", multiOA }).getMessage();
248 assertEquals("a[[1, 2, 3], [10, 20, 30]]", result);
249
250 Object[][][] _3DOA = new Object[][][] { multiOA, multiOA };
251 result = MessageFormatter.arrayFormat("{}{}", new Object[] { "a", _3DOA }).getMessage();
252 assertEquals("a[[[1, 2, 3], [10, 20, 30]], [[1, 2, 3], [10, 20, 30]]]", result);
253 }
254
255 @Test
256 public void testCyclicArrays() {
257 {
258 Object[] cyclicA = new Object[1];
259 cyclicA[0] = cyclicA;
260 assertEquals("[[...]]", MessageFormatter.arrayFormat("{}", cyclicA).getMessage());
261 }
262 {
263 Object[] a = new Object[2];
264 a[0] = i1;
265 Object[] c = new Object[] { i3, a };
266 Object[] b = new Object[] { i2, c };
267 a[1] = b;
268 assertEquals("1[2, [3, [1, [...]]]]", MessageFormatter.arrayFormat("{}{}", a).getMessage());
269 }
270 }
271
272 @Test
273 public void testArrayThrowable() {
274 FormattingTuple ft;
275 Throwable t = new Throwable();
276 Object[] ia = new Object[] { i1, i2, i3, t };
277 Object[] iaWitness = new Object[] { i1, i2, i3 };
278
279 ft = MessageFormatter.arrayFormat("Value {} is smaller than {} and {}.", ia);
280 assertEquals("Value 1 is smaller than 2 and 3.", ft.getMessage());
281 assertTrue(Arrays.equals(iaWitness, ft.getArgArray()));
282 assertEquals(t, ft.getThrowable());
283
284 ft = MessageFormatter.arrayFormat("{}{}{}", ia);
285 assertEquals("123", ft.getMessage());
286 assertTrue(Arrays.equals(iaWitness, ft.getArgArray()));
287 assertEquals(t, ft.getThrowable());
288
289 ft = MessageFormatter.arrayFormat("Value {} is smaller than {}.", ia);
290 assertEquals("Value 1 is smaller than 2.", ft.getMessage());
291 assertTrue(Arrays.equals(iaWitness, ft.getArgArray()));
292 assertEquals(t, ft.getThrowable());
293
294 ft = MessageFormatter.arrayFormat("Value {} is smaller than {}", ia);
295 assertEquals("Value 1 is smaller than 2", ft.getMessage());
296 assertTrue(Arrays.equals(iaWitness, ft.getArgArray()));
297 assertEquals(t, ft.getThrowable());
298
299 ft = MessageFormatter.arrayFormat("Val={}, {, Val={}", ia);
300 assertEquals("Val=1, {, Val=2", ft.getMessage());
301 assertTrue(Arrays.equals(iaWitness, ft.getArgArray()));
302 assertEquals(t, ft.getThrowable());
303
304 ft = MessageFormatter.arrayFormat("Val={}, \\{, Val={}", ia);
305 assertEquals("Val=1, \\{, Val=2", ft.getMessage());
306 assertTrue(Arrays.equals(iaWitness, ft.getArgArray()));
307 assertEquals(t, ft.getThrowable());
308
309 ft = MessageFormatter.arrayFormat("Val1={}, Val2={", ia);
310 assertEquals("Val1=1, Val2={", ft.getMessage());
311 assertTrue(Arrays.equals(iaWitness, ft.getArgArray()));
312 assertEquals(t, ft.getThrowable());
313
314 ft = MessageFormatter.arrayFormat("Value {} is smaller than {} and {} -- {} .", ia);
315 assertEquals("Value 1 is smaller than 2 and 3 -- " + t.toString() + " .", ft.getMessage());
316 assertTrue(Arrays.equals(ia, ft.getArgArray()));
317 assertNull(ft.getThrowable());
318
319 ft = MessageFormatter.arrayFormat("{}{}{}{}", ia);
320 assertEquals("123" + t.toString(), ft.getMessage());
321 assertTrue(Arrays.equals(ia, ft.getArgArray()));
322 assertNull(ft.getThrowable());
323 }
324 }