Add 'src/be/nikiroo/utils/' from commit '46add0670fdee4bd936a13fe2448c5e20a7ffd0a'

[fanfix.git] / src / be / nikiroo / utils / test_code / ReplaceOutputStreamTest.java

diff --git a/src/be/nikiroo/utils/test_code/ReplaceOutputStreamTest.java b/src/be/nikiroo/utils/test_code/ReplaceOutputStreamTest.java
new file mode 100644 (file)
index 0000000..1db3397
--- /dev/null
+++ b/src/be/nikiroo/utils/test_code/ReplaceOutputStreamTest.java
@@ -0,0 +1,168 @@
+package be.nikiroo.utils.test_code;
+
+import java.io.ByteArrayOutputStream;
+
+import be.nikiroo.utils.streams.ReplaceOutputStream;
+import be.nikiroo.utils.test.TestCase;
+import be.nikiroo.utils.test.TestLauncher;
+
+class ReplaceOutputStreamTest extends TestLauncher {
+       public ReplaceOutputStreamTest(String[] args) {
+               super("ReplaceOutputStream test", args);
+
+               addTest(new TestCase("Single write, empty bytes replaces") {
+                       @Override
+                       public void test() throws Exception {
+                               ByteArrayOutputStream bout = new ByteArrayOutputStream();
+                               ReplaceOutputStream out = new ReplaceOutputStream(bout,
+                                               new byte[0], new byte[0]);
+
+                               byte[] data = new byte[] { 42, 12, 0, 127 };
+
+                               out.write(data);
+                               out.close();
+
+                               checkArrays(this, "FIRST", bout, data);
+                       }
+               });
+
+               addTest(new TestCase("Multiple writes, empty Strings replaces") {
+                       @Override
+                       public void test() throws Exception {
+                               ByteArrayOutputStream bout = new ByteArrayOutputStream();
+                               ReplaceOutputStream out = new ReplaceOutputStream(bout, "", "");
+
+                               byte[] data1 = new byte[] { 42, 12, 0, 127 };
+                               byte[] data2 = new byte[] { 15, 55 };
+                               byte[] data3 = new byte[] {};
+
+                               byte[] dataAll = new byte[] { 42, 12, 0, 127, 15, 55 };
+
+                               out.write(data1);
+                               out.write(data2);
+                               out.write(data3);
+                               out.close();
+
+                               checkArrays(this, "FIRST", bout, dataAll);
+                       }
+               });
+
+               addTest(new TestCase("Single write, bytes replaces") {
+                       @Override
+                       public void test() throws Exception {
+                               ByteArrayOutputStream bout = new ByteArrayOutputStream();
+                               ReplaceOutputStream out = new ReplaceOutputStream(bout,
+                                               new byte[] { 12 }, new byte[] { 55 });
+
+                               byte[] data = new byte[] { 42, 12, 0, 127 };
+
+                               out.write(data);
+                               out.close();
+
+                               checkArrays(this, "FIRST", bout, new byte[] { 42, 55, 0, 127 });
+                       }
+               });
+
+               addTest(new TestCase("Multiple writes, Strings replaces") {
+                       @Override
+                       public void test() throws Exception {
+                               ByteArrayOutputStream bout = new ByteArrayOutputStream();
+                               ReplaceOutputStream out = new ReplaceOutputStream(bout, "(-)",
+                                               "(.)");
+
+                               byte[] data1 = "un mot ".getBytes("UTF-8");
+                               byte[] data2 = "(-) of twee ".getBytes("UTF-8");
+                               byte[] data3 = "(-) makes the difference".getBytes("UTF-8");
+
+                               out.write(data1);
+                               out.write(data2);
+                               out.write(data3);
+                               out.close();
+
+                               checkArrays(this, "FIRST", bout,
+                                               "un mot (.) of twee (.) makes the difference"
+                                                               .getBytes("UTF-8"));
+                       }
+               });
+
+               addTest(new TestCase("Single write, longer bytes replaces") {
+                       @Override
+                       public void test() throws Exception {
+                               ByteArrayOutputStream bout = new ByteArrayOutputStream();
+                               ReplaceOutputStream out = new ReplaceOutputStream(bout,
+                                               new byte[] { 12 }, new byte[] { 55, 55, 66 });
+
+                               byte[] data = new byte[] { 42, 12, 0, 127 };
+
+                               out.write(data);
+                               out.close();
+
+                               checkArrays(this, "FIRST", bout, new byte[] { 42, 55, 55, 66,
+                                               0, 127 });
+                       }
+               });
+
+               addTest(new TestCase("Single write, shorter bytes replaces") {
+                       @Override
+                       public void test() throws Exception {
+                               ByteArrayOutputStream bout = new ByteArrayOutputStream();
+                               ReplaceOutputStream out = new ReplaceOutputStream(bout,
+                                               new byte[] { 12, 0 }, new byte[] { 55 });
+
+                               byte[] data = new byte[] { 42, 12, 0, 127 };
+
+                               out.write(data);
+                               out.close();
+
+                               checkArrays(this, "FIRST", bout, new byte[] { 42, 55, 127 });
+                       }
+               });
+
+               addTest(new TestCase("Single write, remove bytes replaces") {
+                       @Override
+                       public void test() throws Exception {
+                               ByteArrayOutputStream bout = new ByteArrayOutputStream();
+                               ReplaceOutputStream out = new ReplaceOutputStream(bout,
+                                               new byte[] { 12 }, new byte[] {});
+
+                               byte[] data = new byte[] { 42, 12, 0, 127 };
+
+                               out.write(data);
+                               out.close();
+
+                               checkArrays(this, "FIRST", bout, new byte[] { 42, 0, 127 });
+                       }
+               });
+       }
+
+       static void checkArrays(TestCase test, String prefix,
+                       ByteArrayOutputStream bout, byte[] expected) throws Exception {
+               byte[] actual = bout.toByteArray();
+
+               if (false) {
+                       System.out.print("\nExpected data: [ ");
+                       for (int i = 0; i < expected.length; i++) {
+                               if (i > 0)
+                                       System.out.print(", ");
+                               System.out.print(expected[i]);
+                       }
+                       System.out.println(" ]");
+
+                       System.out.print("Actual data  : [ ");
+                       for (int i = 0; i < actual.length; i++) {
+                               if (i > 0)
+                                       System.out.print(", ");
+                               System.out.print(actual[i]);
+                       }
+                       System.out.println(" ]");
+               }
+
+               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(prefix + ": item " + i
+                                       + " (0-based) is not the same", expected[i], actual[i]);
+               }
+       }
+}