+package be.nikiroo.utils.test_code;
+
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+
+import be.nikiroo.utils.IOUtils;
+import be.nikiroo.utils.ReplaceInputStream;
+import be.nikiroo.utils.test.TestCase;
+import be.nikiroo.utils.test.TestLauncher;
+
+public class ReplaceInputStreamTest extends TestLauncher {
+ public ReplaceInputStreamTest(String[] args) {
+ super("ReplaceInputStream test", args);
+
+ addTest(new TestCase("Simple InputStream, empty replace") {
+ @Override
+ public void test() throws Exception {
+ byte[] expected = new byte[] { 42, 12, 0, 127 };
+ ReplaceInputStream in = new ReplaceInputStream(
+ new ByteArrayInputStream(expected), new byte[0],
+ new byte[0]);
+ checkArrays(this, "FIRST", in, expected);
+ }
+ });
+
+ addTest(new TestCase("Simple InputStream, simple replace") {
+ @Override
+ public void test() throws Exception {
+ byte[] expected = new byte[] { 42, 12, 0, 127 };
+ ReplaceInputStream in = new ReplaceInputStream(
+ new ByteArrayInputStream(expected), new byte[] { 0 },
+ new byte[] { 10 });
+
+ checkArrays(this, "FIRST", in, new byte[] { 42, 12, 10, 127 });
+ }
+ });
+
+ addTest(new TestCase("Simple byte array reading, 3/4 replace") {
+ @Override
+ public void test() throws Exception {
+ byte[] expected = new byte[] { 42, 12, 0, 127 };
+ ReplaceInputStream in = new ReplaceInputStream(
+ new ByteArrayInputStream(expected), new byte[] { 12, 0,
+ 127 }, new byte[] { 10, 10, 10 });
+
+ checkArrays(this, "FIRST", in, new byte[] { 42, 10, 10, 10 });
+ }
+ });
+
+ addTest(new TestCase("Simple byte array reading, longer replace") {
+ @Override
+ public void test() throws Exception {
+ byte[] expected = new byte[] { 42, 12, 0, 127 };
+ ReplaceInputStream in = new ReplaceInputStream(
+ new ByteArrayInputStream(expected), new byte[] { 0 },
+ new byte[] { 10, 10, 10 });
+
+ // TODO NOT OK!!
+ System.out.println();
+ for (int i = 0; i < expected.length; i++) {
+ System.out.println("expected[" + i + "] = " + expected[i]);
+ }
+ byte[] actual = IOUtils.readSmallStream(in).getBytes("UTF-8");
+ for (int i = 0; i < actual.length; i++) {
+ System.out.println("actual[" + i + "] = " + actual[i]);
+ }
+ System.exit(1);
+ //
+
+ checkArrays(this, "FIRST", in, new byte[] { 42, 12, 10, 10, 10,
+ 127 });
+ }
+ });
+
+ addTest(new TestCase("Simple byte array reading, shorter replace") {
+ @Override
+ public void test() throws Exception {
+ byte[] expected = new byte[] { 42, 12, 0, 127 };
+ ReplaceInputStream in = new ReplaceInputStream(
+ new ByteArrayInputStream(expected), new byte[] { 42,
+ 12, 0 }, new byte[] { 10 });
+ checkArrays(this, "FIRST", in, new byte[] { 10, 127 });
+ }
+ });
+ }
+
+ static void checkArrays(TestCase test, String prefix, InputStream in,
+ byte[] expected) throws Exception {
+ byte[] actual = IOUtils.toByteArray(in);
+ test.assertEquals("The " + prefix
+ + " resulting array has not the correct number of items",
+ expected.length, actual.length);
+ for (int i = 0; i < actual.length; i++) {
+ test.assertEquals("Item " + i + " (0-based) is not the same",
+ expected[i], actual[i]);
+ }
+ }
+}