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Delete reactions when their parent message is deleted

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Scott Nonnenberg 2021-10-15 15:54:31 -07:00 • committed by GitHub
parent e6ca3872d1
commit efde909484
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4 changed files with 185 additions and 8 deletions
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104
ts/test-node/sql_migrations_test.ts
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@ -7,10 +7,6 @@ import { v4 as generateGuid } from 'uuid';
import { SCHEMA_VERSIONS } from '../sql/Server';
const THEIR_UUID = generateGuid();
const THEIR_CONVO = generateGuid();
const ANOTHER_CONVO = generateGuid();
const THIRD_CONVO = generateGuid();
const OUR_UUID = generateGuid();
describe('SQL migrations test', () => {
@ -87,6 +83,11 @@ describe('SQL migrations test', () => {
});
describe('updateToSchemaVersion41', () => {
const THEIR_UUID = generateGuid();
const THEIR_CONVO = generateGuid();
const ANOTHER_CONVO = generateGuid();
const THIRD_CONVO = generateGuid();
it('clears sessions and keys if UUID is not available', () => {
updateToVersion(40);
@ -519,4 +520,99 @@ describe('SQL migrations test', () => {
);
});
});
describe('updateToSchemaVersion42', () => {
const MESSAGE_ID_1 = generateGuid();
const MESSAGE_ID_2 = generateGuid();
const MESSAGE_ID_3 = generateGuid();
const MESSAGE_ID_4 = generateGuid();
const CONVERSATION_ID = generateGuid();
it('deletes orphaned reactions', () => {
updateToVersion(41);
db.exec(
`
INSERT INTO messages
(id, conversationId, body)
VALUES
('${MESSAGE_ID_1}', '${CONVERSATION_ID}', 'message number 1'),
('${MESSAGE_ID_2}', '${CONVERSATION_ID}', 'message number 2');
INSERT INTO reactions (messageId, conversationId) VALUES
('${MESSAGE_ID_1}', '${CONVERSATION_ID}'),
('${MESSAGE_ID_2}', '${CONVERSATION_ID}'),
('${MESSAGE_ID_3}', '${CONVERSATION_ID}'),
('${MESSAGE_ID_4}', '${CONVERSATION_ID}');
`
);
const reactionCount = db
.prepare('SELECT COUNT(*) FROM reactions;')
.pluck();
const messageCount = db.prepare('SELECT COUNT(*) FROM messages;').pluck();
assert.strictEqual(reactionCount.get(), 4);
assert.strictEqual(messageCount.get(), 2);
updateToVersion(42);
assert.strictEqual(reactionCount.get(), 2);
assert.strictEqual(messageCount.get(), 2);
const reactionMessageIds = db
.prepare('SELECT messageId FROM reactions;')
.pluck()
.all();
assert.sameDeepMembers(reactionMessageIds, [MESSAGE_ID_1, MESSAGE_ID_2]);
});
it('new message delete trigger deletes reactions as well', () => {
updateToVersion(41);
db.exec(
`
INSERT INTO messages
(id, conversationId, body)
VALUES
('${MESSAGE_ID_1}', '${CONVERSATION_ID}', 'message number 1'),
('${MESSAGE_ID_2}', '${CONVERSATION_ID}', 'message number 2'),
('${MESSAGE_ID_3}', '${CONVERSATION_ID}', 'message number 3');
INSERT INTO reactions (messageId, conversationId) VALUES
('${MESSAGE_ID_1}', '${CONVERSATION_ID}'),
('${MESSAGE_ID_2}', '${CONVERSATION_ID}'),
('${MESSAGE_ID_3}', '${CONVERSATION_ID}');
`
);
const reactionCount = db
.prepare('SELECT COUNT(*) FROM reactions;')
.pluck();
const messageCount = db.prepare('SELECT COUNT(*) FROM messages;').pluck();
assert.strictEqual(reactionCount.get(), 3);
assert.strictEqual(messageCount.get(), 3);
updateToVersion(42);
assert.strictEqual(reactionCount.get(), 3);
assert.strictEqual(messageCount.get(), 3);
db.exec(
`
DELETE FROM messages WHERE id = '${MESSAGE_ID_1}';
`
);
assert.strictEqual(reactionCount.get(), 2);
assert.strictEqual(messageCount.get(), 2);
const reactionMessageIds = db
.prepare('SELECT messageId FROM reactions;')
.pluck()
.all();
assert.sameDeepMembers(reactionMessageIds, [MESSAGE_ID_2, MESSAGE_ID_3]);
});
});
});