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Added test for MPInteger and fixed bugs

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This commit is contained in:
Christian Basler
2017-01-27 22:44:11 +01:00
parent 29203b355f
commit 4fff06e345
3 changed files with 58 additions and 5 deletions
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44
src/test/java/ch/dissem/msgpack/ReaderTest.java
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@ -100,6 +100,50 @@ public class ReaderTest {
assertThat(actual.getPrecision(), is(MPFloat.Precision.FLOAT64));
}
@Test
public void ensureLongsAreEncodedAndDecodedCorrectly() throws Exception {
// positive fixnum
ensureLongIsEncodedAndDecodedCorrectly(0, 1);
ensureLongIsEncodedAndDecodedCorrectly(127, 1);
// negative fixnum
ensureLongIsEncodedAndDecodedCorrectly(-1, 1);
ensureLongIsEncodedAndDecodedCorrectly(-32, 1);
// uint 8
ensureLongIsEncodedAndDecodedCorrectly(128, 2);
ensureLongIsEncodedAndDecodedCorrectly(255, 2);
// uint 16
ensureLongIsEncodedAndDecodedCorrectly(256, 3);
ensureLongIsEncodedAndDecodedCorrectly(65535, 3);
// uint 32
ensureLongIsEncodedAndDecodedCorrectly(65536, 5);
ensureLongIsEncodedAndDecodedCorrectly(4294967295L, 5);
// uint 64
ensureLongIsEncodedAndDecodedCorrectly(4294967296L, 9);
ensureLongIsEncodedAndDecodedCorrectly(Long.MAX_VALUE, 9);
// int 8
ensureLongIsEncodedAndDecodedCorrectly(-33, 2);
ensureLongIsEncodedAndDecodedCorrectly(-128, 2);
// int 16
ensureLongIsEncodedAndDecodedCorrectly(-129, 3);
ensureLongIsEncodedAndDecodedCorrectly(-32768, 3);
// int 32
ensureLongIsEncodedAndDecodedCorrectly(-32769, 5);
ensureLongIsEncodedAndDecodedCorrectly(Integer.MIN_VALUE, 5);
// int 64
ensureLongIsEncodedAndDecodedCorrectly(-2147483649L, 9);
ensureLongIsEncodedAndDecodedCorrectly(Long.MIN_VALUE, 9);
}
private void ensureLongIsEncodedAndDecodedCorrectly(long val, int bytes) throws Exception {
MPInteger value = mp(val);
ByteArrayOutputStream out = new ByteArrayOutputStream();
value.pack(out);
MPType read = reader.read(new ByteArrayInputStream(out.toByteArray()));
assertThat(out.size(), is(bytes));
assertThat(read, instanceOf(MPInteger.class));
assertThat((MPInteger) read, is(value));
}
@Test
public void ensureStringsAreEncodedAndDecodedCorrectly() throws Exception {
ensureStringIsEncodedAndDecodedCorrectly(0);