Tests with larger inputs that DEFAULT_BUFFER_SIZE in case internal
buffers are used.
MODIFY
src/test/java/org/apache/commons/io/IOUtilsTestCase.java
src/test/java/org/apache/commons/io/IOUtilsTestCase.java
@@ -536,6 +536,20 @@ public void testContentEquals_InputStream_InputStream() throws Exception {
new ByteArrayInputStream("ABC".getBytes(StandardCharsets.UTF_8))));
assertFalse(IOUtils.contentEquals(new ByteArrayInputStream("ABC".getBytes(StandardCharsets.UTF_8)),
new ByteArrayInputStream("ABCD".getBytes(StandardCharsets.UTF_8))));
+ // Tests with larger inputs that DEFAULT_BUFFER_SIZE in case internal buffers are used.
+ final byte[] bytes2XDefaultA = new byte[IOUtils.DEFAULT_BUFFER_SIZE * 2];
+ final byte[] bytes2XDefaultB = new byte[IOUtils.DEFAULT_BUFFER_SIZE * 2];
+ final byte[] bytes2XDefaultA2 = new byte[IOUtils.DEFAULT_BUFFER_SIZE * 2];
+ Arrays.fill(bytes2XDefaultA, (byte) 'a');
+ Arrays.fill(bytes2XDefaultB, (byte) 'b');
+ Arrays.fill(bytes2XDefaultA2, (byte) 'a');
+ bytes2XDefaultA2[bytes2XDefaultA2.length - 1] = 'd';
+ assertFalse(IOUtils.contentEquals(new ByteArrayInputStream(bytes2XDefaultA),
+ new ByteArrayInputStream(bytes2XDefaultB)));
+ assertFalse(IOUtils.contentEquals(new ByteArrayInputStream(bytes2XDefaultA),
+ new ByteArrayInputStream(bytes2XDefaultA2)));
+ assertTrue(IOUtils.contentEquals(new ByteArrayInputStream(bytes2XDefaultA),
+ new ByteArrayInputStream(bytes2XDefaultA)));
}
@Test

Tests with larger inputs that DEFAULT_BUFFER_SIZE in case internal
buffers are used.