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add bech32 unit test with BIP-173/350 test vectors

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craigraw 2025-11-12 11:11:03 +02:00 committed by GitHub
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src/test/java/com/sparrowwallet/drongo/protocol/Bech32Test.java Normal file
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package com.sparrowwallet.drongo.protocol;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import java.util.Arrays;
import java.util.List;
public class Bech32Test {
@Test
public void testValidBech32Strings() {
List<String> validStrings = Arrays.asList(
"A12UEL5L",
"a12uel5l",
"an83characterlonghumanreadablepartthatcontainsthenumber1andtheexcludedcharactersbio1tt5tgs",
"abcdef1qpzry9x8gf2tvdw0s3jn54khce6mua7lmqqqxw",
"11qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqc8247j",
"split1checkupstagehandshakeupstreamerranterredcaperred2y9e3w",
"?1ezyfcl"
);
for (String valid : validStrings) {
Bech32.Bech32Data res = Bech32.decode(valid);
Assertions.assertEquals(Bech32.Encoding.BECH32, res.encoding);
}
}
@Test
public void testValidBech32mStrings() {
List<String> validStrings = Arrays.asList(
"A1LQFN3A",
"a1lqfn3a",
"an83characterlonghumanreadablepartthatcontainsthetheexcludedcharactersbioandnumber11sg7hg6",
"abcdef1l7aum6echk45nj3s0wdvt2fg8x9yrzpqzd3ryx",
"11llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllludsr8",
"split1checkupstagehandshakeupstreamerranterredcaperredlc445v",
"?1v759aa"
);
for (String valid : validStrings) {
Bech32.Bech32Data res = Bech32.decode(valid);
Assertions.assertEquals(Bech32.Encoding.BECH32M, res.encoding);
}
}
@Test
public void testHRPCharOutOfRange1() {
char prefix = 0x20;
String invalidBech32 = prefix + "1nwldj5";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m = prefix + "1xj0phk";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m));
}
@Test
public void testHRPCharOutOfRange2() {
char prefix = 0x7F;
String invalidBech32 = prefix + "1axkwrx";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m = prefix + "1g6xzxy";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m));
}
@Test
public void testHRPCharOutOfRange3() {
char prefix = 0x80;
String invalidBech32 = prefix + "1eym55h";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m = prefix + "1vctc34";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m));
}
@Test
public void testOverallLengthExceeded() {
String invalidBech32 = "an84characterslonghumanreadablepartthatcontainsthenumber1andtheexcludedcharactersbio1569pvx";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m = "an84characterslonghumanreadablepartthatcontainsthetheexcludedcharactersbioandnumber11d6pts4";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m));
}
@Test
public void testNoSeparatorCharacter() {
String invalidBech32 = "pzry9x0s0muk";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m = "qyrz8wqd2c9m";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m));
}
@Test
public void testEmptyHRP() {
String invalidBech32 = "1pzry9x0s0muk";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m = "1qyrz8wqd2c9m";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m));
}
@Test
public void testInvalidBech32DataCharacter() {
String invalidBech32 = "x1b4n0q5v";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m1 = "y1b0jsk6g";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m1));
String invalidBech32m2 = "lt1igcx5c0";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m2));
}
@Test
public void testTooShortChecksum() {
String invalidBech32 = "li1dgmt3";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m = "in1muywd";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m));
}
@Test
public void testInvalidBech32CharacterInChecksum() {
char postfix = 0xFF;
String invalidBech32 = "de1lg7wt" + postfix;
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m1 = "mm1crxm3i";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m1));
String invalidBech32m2 = "au1s5cgom";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m2));
}
@Test
public void testChecksumCalculatedWithUppercaseFormOfHRP() {
String invalidBech32 = "A1G7SGD8";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m = "M1VUXWEZ";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m));
}
@Test
public void testEmptyHRP1() {
String invalidBech32 = "10a06t8";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m = "16plkw9";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m));
}
@Test
public void testEmptyHRP2() {
String invalidBech32 = "1qzzfhee";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32));
String invalidBech32m = "1p2gdwpf";
Assertions.assertThrows(ProtocolException.class, () -> Bech32.decode(invalidBech32m));
}
}