add bigger test; fixed the little test

zweibieren · web-flow · commit 494110294d58 · 2018-01-25T15:52:04.000-05:00
diff --git a/biojava-core/src/test/java/org/biojava/nbio/core/util/TestUncompressInputStream.java b/biojava-core/src/test/java/org/biojava/nbio/core/util/TestUncompressInputStream.java
@@ -1,34 +1,52 @@
-package org.biojava.nbio.core.util;
-
-import org.junit.Test;
-import static org.junit.Assert.*;
-
-import java.io.ByteArrayOutputStream;
-import java.io.InputStream;
-
-public class TestUncompressInputStream {
-	
-	/**
-	 * The file compress_text.txt.lzc is the output of:
-	 * <code>
-	 *   cat compress_test.txt | compress > compress_test.txt.lzc
-	 * </code>
-	 * The original compress_test.txt contains text {@value #TEXT_IN_FILE} 
-	 */
-	private static final String TEST_FILE = "org/biojava/nbio/core/util/compress_test.txt.lzc";
-	private static final String TEXT_IN_FILE = "Test of biojava uncompress.";
-	
-	@Test
-	public void testUncompression() throws Exception {
-		
-		InputStream is = this.getClass().getClassLoader().getResourceAsStream(TEST_FILE);
-		
-		ByteArrayOutputStream baos = new ByteArrayOutputStream();
-		UncompressInputStream.uncompress(is, baos);
-		String decompressedText = baos.toString();
-		
-		assertEquals(TEXT_IN_FILE, decompressedText);
-		
-	}
-
-}
+package org.biojava.nbio.core.util;
+
+import java.io.BufferedInputStream;
+import org.junit.Test;
+import static org.junit.Assert.*;
+
+import java.io.ByteArrayOutputStream;
+import java.io.InputStream;
+import org.junit.Assert;
+
+public class TestUncompressInputStream {
+	
+	/**
+	 * The file compress_text.txt.lzc is the output of:
+	 * <code>
+	 *   cat compress_test.txt | compress > compress_test.txt.lzc
+	 * </code>
+	 * The original compress_test.txt contains text {@value #TEXT_IN_FILE} 
+	 */
+	private static final String TEST_FILE = "org/biojava/nbio/core/util/compress_test.txt.lzc";
+	private static final String TEXT_IN_FILE = "Test of biojava uncompress.\n";
+	
+	private static final String BIGGER_TEST_FILE = "org/biojava/nbio/core/util/build-copy.xml.Z";
+	private static final String ORIG_OF_BIGGER_TEST_FILE = "org/biojava/nbio/core/util/build.xml";
+        
+	@Test
+	public void testUncompression() throws Exception {
+		
+		InputStream is = this.getClass().getClassLoader().getResourceAsStream(TEST_FILE);
+		ByteArrayOutputStream baos = new ByteArrayOutputStream();
+		UncompressInputStream.uncompress(is, baos);
+		String decompressedText = baos.toString();
+		
+		assertEquals(TEXT_IN_FILE, decompressedText);
+
+		is = this.getClass().getClassLoader().getResourceAsStream(BIGGER_TEST_FILE);
+		baos = new ByteArrayOutputStream();
+		UncompressInputStream.uncompress(is, baos);
+
+                ByteArrayOutputStream obaos = new ByteArrayOutputStream();
+                try (BufferedInputStream oin = new BufferedInputStream(
+                            this.getClass().getClassLoader()
+                                .getResourceAsStream(ORIG_OF_BIGGER_TEST_FILE));) {
+                    byte[] buf = new byte[100000];
+                    int len;
+                    while ((len = oin.read(buf)) >= 0)
+                        obaos.write(buf, 0, len);
+                }
+                
+                Assert.assertArrayEquals(baos.toByteArray(), obaos.toByteArray());
+	}
+}
