public void testReadLongArray() throws IOException {
final File longArray = File.createTempFile("long", "array");
try {
final long[] numbers = {1, 0, 255, Long.MAX_VALUE, Long.MIN_VALUE};
try (DataOutputStream output =
new DataOutputStream(new BufferedOutputStream(new FileOutputStream(longArray)))) {
for (long number : numbers) {
output.writeLong(number);
}
}
final long[] saved = ArrayUtils.readLongArray(longArray);
assertEquals(numbers.length, saved.length);
for (int i = 0; i < numbers.length; i++) {
assertEquals(numbers[i], saved[i]);
}
} finally {
assertTrue(longArray.delete());
}
}
