X-Git-Url: http://git.nikiroo.be/?a=blobdiff_plain;f=src%2Fbe%2Fnikiroo%2Futils%2Ftest_code%2FReplaceInputStreamTest.java;fp=src%2Fbe%2Fnikiroo%2Futils%2Ftest_code%2FReplaceInputStreamTest.java;h=d6a741fd7f85b1d5b34c036fdafb3e4a76101a47;hb=6ef54b36380b9d123bbdb6b4056cf64b7489225e;hp=0000000000000000000000000000000000000000;hpb=33895a7b06d1a8a7c3555da06b215ab1085ac4df;p=nikiroo-utils.git

diff --git a/src/be/nikiroo/utils/test_code/ReplaceInputStreamTest.java b/src/be/nikiroo/utils/test_code/ReplaceInputStreamTest.java
new file mode 100644
index 0000000..d6a741f
--- /dev/null
+++ b/src/be/nikiroo/utils/test_code/ReplaceInputStreamTest.java
@@ -0,0 +1,98 @@
+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]);
+		}
+	}
+}