| 1 | package be.nikiroo.utils.test_code; |
| 2 | |
| 3 | import java.io.ByteArrayInputStream; |
| 4 | import java.io.InputStream; |
| 5 | |
| 6 | import be.nikiroo.utils.IOUtils; |
| 7 | import be.nikiroo.utils.ReplaceInputStream; |
| 8 | import be.nikiroo.utils.test.TestCase; |
| 9 | import be.nikiroo.utils.test.TestLauncher; |
| 10 | |
| 11 | public class ReplaceInputStreamTest extends TestLauncher { |
| 12 | public ReplaceInputStreamTest(String[] args) { |
| 13 | super("ReplaceInputStream test", args); |
| 14 | |
| 15 | addTest(new TestCase("Simple InputStream, empty replace") { |
| 16 | @Override |
| 17 | public void test() throws Exception { |
| 18 | byte[] expected = new byte[] { 42, 12, 0, 127 }; |
| 19 | ReplaceInputStream in = new ReplaceInputStream( |
| 20 | new ByteArrayInputStream(expected), new byte[0], |
| 21 | new byte[0]); |
| 22 | checkArrays(this, "FIRST", in, expected); |
| 23 | } |
| 24 | }); |
| 25 | |
| 26 | addTest(new TestCase("Simple InputStream, simple replace") { |
| 27 | @Override |
| 28 | public void test() throws Exception { |
| 29 | byte[] expected = new byte[] { 42, 12, 0, 127 }; |
| 30 | ReplaceInputStream in = new ReplaceInputStream( |
| 31 | new ByteArrayInputStream(expected), new byte[] { 0 }, |
| 32 | new byte[] { 10 }); |
| 33 | |
| 34 | checkArrays(this, "FIRST", in, new byte[] { 42, 12, 10, 127 }); |
| 35 | } |
| 36 | }); |
| 37 | |
| 38 | addTest(new TestCase("Simple byte array reading, 3/4 replace") { |
| 39 | @Override |
| 40 | public void test() throws Exception { |
| 41 | byte[] expected = new byte[] { 42, 12, 0, 127 }; |
| 42 | ReplaceInputStream in = new ReplaceInputStream( |
| 43 | new ByteArrayInputStream(expected), new byte[] { 12, 0, |
| 44 | 127 }, new byte[] { 10, 10, 10 }); |
| 45 | |
| 46 | checkArrays(this, "FIRST", in, new byte[] { 42, 10, 10, 10 }); |
| 47 | } |
| 48 | }); |
| 49 | |
| 50 | addTest(new TestCase("Simple byte array reading, longer replace") { |
| 51 | @Override |
| 52 | public void test() throws Exception { |
| 53 | byte[] expected = new byte[] { 42, 12, 0, 127 }; |
| 54 | ReplaceInputStream in = new ReplaceInputStream( |
| 55 | new ByteArrayInputStream(expected), new byte[] { 0 }, |
| 56 | new byte[] { 10, 10, 10 }); |
| 57 | |
| 58 | // TODO NOT OK!! |
| 59 | System.out.println(); |
| 60 | for (int i = 0; i < expected.length; i++) { |
| 61 | System.out.println("expected[" + i + "] = " + expected[i]); |
| 62 | } |
| 63 | byte[] actual = IOUtils.readSmallStream(in).getBytes("UTF-8"); |
| 64 | for (int i = 0; i < actual.length; i++) { |
| 65 | System.out.println("actual[" + i + "] = " + actual[i]); |
| 66 | } |
| 67 | System.exit(1); |
| 68 | // |
| 69 | |
| 70 | checkArrays(this, "FIRST", in, new byte[] { 42, 12, 10, 10, 10, |
| 71 | 127 }); |
| 72 | } |
| 73 | }); |
| 74 | |
| 75 | addTest(new TestCase("Simple byte array reading, shorter replace") { |
| 76 | @Override |
| 77 | public void test() throws Exception { |
| 78 | byte[] expected = new byte[] { 42, 12, 0, 127 }; |
| 79 | ReplaceInputStream in = new ReplaceInputStream( |
| 80 | new ByteArrayInputStream(expected), new byte[] { 42, |
| 81 | 12, 0 }, new byte[] { 10 }); |
| 82 | checkArrays(this, "FIRST", in, new byte[] { 10, 127 }); |
| 83 | } |
| 84 | }); |
| 85 | } |
| 86 | |
| 87 | static void checkArrays(TestCase test, String prefix, InputStream in, |
| 88 | byte[] expected) throws Exception { |
| 89 | byte[] actual = IOUtils.toByteArray(in); |
| 90 | test.assertEquals("The " + prefix |
| 91 | + " resulting array has not the correct number of items", |
| 92 | expected.length, actual.length); |
| 93 | for (int i = 0; i < actual.length; i++) { |
| 94 | test.assertEquals("Item " + i + " (0-based) is not the same", |
| 95 | expected[i], actual[i]); |
| 96 | } |
| 97 | } |
| 98 | } |