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GroupId class.

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This commit is contained in:
Alan Evans
2020-03-26 11:00:17 -03:00
committed by Greyson Parrelli
parent a73a73e42c
commit a860315587
43 changed files with 519 additions and 365 deletions
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135
app/src/test/java/org/thoughtcrime/securesms/groups/GroupIdTest.java Normal file
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package org.thoughtcrime.securesms.groups;
import org.junit.Test;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
public final class GroupIdTest {
@Test
public void can_create_for_gv1() {
GroupId groupId = GroupId.v1(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 });
assertEquals("__textsecure_group__!0001020305060708090b0c0d0e0f", groupId.toString());
assertFalse(groupId.isMmsGroup());
}
@Test
public void can_parse_gv1() {
GroupId groupId = GroupId.parse("__textsecure_group__!0001020305060708090b0c0d0e0f");
assertEquals("__textsecure_group__!0001020305060708090b0c0d0e0f", groupId.toString());
assertArrayEquals(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 }, groupId.getDecodedId());
assertFalse(groupId.isMmsGroup());
}
@Test
public void can_create_for_mms() {
GroupId groupId = GroupId.mms(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 });
assertEquals("__signal_mms_group__!0001020305060708090b0c0d0e0f", groupId.toString());
assertTrue(groupId.isMmsGroup());
}
@Test
public void can_parse_mms() {
GroupId groupId = GroupId.parse("__signal_mms_group__!0001020305060708090b0c0d0e0f");
assertEquals("__signal_mms_group__!0001020305060708090b0c0d0e0f", groupId.toString());
assertArrayEquals(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 }, groupId.getDecodedId());
assertTrue(groupId.isMmsGroup());
}
@SuppressWarnings("ConstantConditions")
@Test
public void can_parse_null() {
GroupId groupId = GroupId.parseNullable(null);
assertNull(groupId);
}
@Test
public void can_parse_gv1_with_parseNullable() {
GroupId groupId = GroupId.parseNullable("__textsecure_group__!0001020305060708090b0c0d0e0f");
assertEquals("__textsecure_group__!0001020305060708090b0c0d0e0f", groupId.toString());
assertArrayEquals(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 }, groupId.getDecodedId());
assertFalse(groupId.isMmsGroup());
}
@Test(expected = AssertionError.class)
public void bad_encoding__bad_prefix__parseNullable() {
GroupId.parseNullable("__BAD_PREFIX__!0001020305060708090b0c0d0e0f");
}
@Test(expected = AssertionError.class)
public void bad_encoding__empty__parseNullable() {
GroupId.parseNullable("");
}
@Test(expected = AssertionError.class)
public void bad_encoding__odd_hex__parseNullable() {
GroupId.parseNullable("__textsecure_group__!0001020305060708090bODD_HEX");
}
@Test(expected = AssertionError.class)
public void bad_encoding__bad_prefix__parse() {
GroupId.parse("__BAD_PREFIX__!0001020305060708090b0c0d0e0f");
}
@Test(expected = AssertionError.class)
public void bad_encoding__odd_hex__parse() {
GroupId.parse("__textsecure_group__!0001020305060708090b0c0d0e0fODD_HEX");
}
@Test
public void get_bytes() {
byte[] bytes = { 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 };
GroupId groupId = GroupId.v1(bytes);
assertArrayEquals(bytes, groupId.getDecodedId());
}
@Test
public void equality() {
GroupId groupId1 = GroupId.v1(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 });
GroupId groupId2 = GroupId.v1(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 });
assertNotSame(groupId1, groupId2);
assertEquals(groupId1, groupId2);
assertEquals(groupId1.hashCode(), groupId2.hashCode());
}
@Test
public void inequality_by_bytes() {
GroupId groupId1 = GroupId.v1(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 });
GroupId groupId2 = GroupId.v1(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 16 });
assertNotSame(groupId1, groupId2);
assertNotEquals(groupId1, groupId2);
assertNotEquals(groupId1.hashCode(), groupId2.hashCode());
}
@Test
public void inequality_of_sms_and_mms() {
GroupId groupId1 = GroupId.v1(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 });
GroupId groupId2 = GroupId.mms(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 });
assertNotSame(groupId1, groupId2);
assertNotEquals(groupId1, groupId2);
assertNotEquals(groupId1.hashCode(), groupId2.hashCode());
}
@Test
public void inequality_with_null() {
GroupId groupId = GroupId.v1(new byte[]{ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15 });
assertNotEquals(groupId, null);
}
}