Skip to content

Cassandra Chat Memory: Fixed message order #2839

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 4 commits into
base: main
Choose a base branch
from
Open

Cassandra Chat Memory: Fixed message order #2839

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
8bf5d44
chat-memory-cassandra : Fix message order after retrieving from db
linarkou Apr 22, 2025
9915739
chat-memory-cassandra : Added integration tests
linarkou Apr 22, 2025
2003667
chat-memory-cassandra : replaced deprecated CassandraContainer test-c…
linarkou Apr 22, 2025
82167ac
chat-memory-cassandra : reordered imports in CassandraChatMemoryIT
linarkou Apr 23, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion .../ai/model/chat/memory/cassandra/autoconfigure/CassandraChatMemoryAutoConfigurationIT.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@

import com.datastax.driver.core.utils.UUIDs;
import org.junit.jupiter.api.Test;
import org.testcontainers.containers.CassandraContainer;
import org.testcontainers.cassandra.CassandraContainer;
import org.testcontainers.junit.jupiter.Container;
import org.testcontainers.junit.jupiter.Testcontainers;
import org.testcontainers.utility.DockerImageName;
Expand Down
2 changes: 2 additions & 0 deletions ...andra/src/main/java/org/springframework/ai/chat/memory/cassandra/CassandraChatMemory.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,7 @@

import java.time.Instant;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.atomic.AtomicLong;

Expand Down Expand Up @@ -158,6 +159,7 @@ public List<Message> get(String sessionId, int lastN) {
messages.add(new UserMessage(user));
}
}
Collections.reverse(messages);
return messages;
}

Expand Down
173 changes: 171 additions & 2 deletions ...dra/src/test/java/org/springframework/ai/chat/memory/cassandra/CassandraChatMemoryIT.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -17,21 +17,33 @@
package org.springframework.ai.chat.memory.cassandra;

import java.time.Duration;
import java.util.List;
import java.util.UUID;

import com.datastax.oss.driver.api.core.CqlSession;
import com.datastax.oss.driver.api.core.CqlSessionBuilder;
import com.datastax.oss.driver.api.core.cql.ResultSet;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.testcontainers.containers.CassandraContainer;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.CsvSource;
import org.testcontainers.cassandra.CassandraContainer;
import org.testcontainers.junit.jupiter.Container;
import org.testcontainers.junit.jupiter.Testcontainers;

import org.springframework.ai.chat.memory.ChatMemory;
import org.springframework.ai.chat.messages.AssistantMessage;
import org.springframework.ai.chat.messages.Message;
import org.springframework.ai.chat.messages.MessageType;
import org.springframework.ai.chat.messages.UserMessage;
import org.springframework.boot.SpringBootConfiguration;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
import org.springframework.boot.test.context.runner.ApplicationContextRunner;
import org.springframework.context.annotation.Bean;

import static org.assertj.core.api.Assertions.assertThat;

/**
* Use `mvn failsafe:integration-test -Dit.test=CassandraChatMemoryIT`
*
Expand All @@ -43,7 +55,7 @@
class CassandraChatMemoryIT {

@Container
static CassandraContainer<?> cassandraContainer = new CassandraContainer<>(CassandraImage.DEFAULT_IMAGE);
static CassandraContainer cassandraContainer = new CassandraContainer(CassandraImage.DEFAULT_IMAGE);

private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
.withUserConfiguration(CassandraChatMemoryIT.TestApplication.class);
Expand All @@ -57,6 +69,163 @@ void ensureBeanGetsCreated() {
});
}

@ParameterizedTest
@CsvSource({ "Message from assistant,ASSISTANT", "Message from user,USER" })
void add_shouldInsertSingleMessage(String content, MessageType messageType) {
this.contextRunner.run(context -> {
var chatMemory = context.getBean(ChatMemory.class);
var sessionId = UUID.randomUUID().toString();
var message = switch (messageType) {
case ASSISTANT -> new AssistantMessage(content);
case USER -> new UserMessage(content);
default -> throw new IllegalArgumentException("Type not supported: " + messageType);
};

chatMemory.add(sessionId, message);

var cqlSession = context.getBean(CqlSession.class);
var query = """
SELECT session_id, message_timestamp, a, u
FROM test_springframework.ai_chat_memory
WHERE session_id = ?
""";
ResultSet resultSet = cqlSession.execute(query, sessionId);
var rows = resultSet.all();

assertThat(rows.size()).isEqualTo(1);

var firstRow = rows.get(0);

assertThat(firstRow.getString("session_id")).isEqualTo(sessionId);
assertThat(firstRow.getInstant("message_timestamp")).isNotNull();
if (messageType == MessageType.ASSISTANT) {
assertThat(firstRow.getString("a")).isEqualTo(content);
assertThat(firstRow.getString("u")).isNull();
}
else if (messageType == MessageType.USER) {
assertThat(firstRow.getString("a")).isNull();
assertThat(firstRow.getString("u")).isEqualTo(content);
}
});
}

@Test
void add_shouldInsertMessages() {
this.contextRunner.run(context -> {
var chatMemory = context.getBean(ChatMemory.class);
var sessionId = UUID.randomUUID().toString();
var messages = List.<Message>of(new AssistantMessage("Message from assistant"),
new UserMessage("Message from user"));

chatMemory.add(sessionId, messages);

var cqlSession = context.getBean(CqlSession.class);
var query = """
SELECT session_id, message_timestamp, a, u
FROM test_springframework.ai_chat_memory
WHERE session_id = ?
ORDER BY message_timestamp ASC
""";
ResultSet resultSet = cqlSession.execute(query, sessionId);
var rows = resultSet.all();

assertThat(rows.size()).isEqualTo(messages.size());

for (var i = 0; i < messages.size(); i++) {
var message = messages.get(i);
var result = rows.get(i);

assertThat(result.getString("session_id")).isNotNull();
assertThat(result.getString("session_id")).isEqualTo(sessionId);
if (message.getMessageType() == MessageType.ASSISTANT) {
assertThat(result.getString("a")).isEqualTo(message.getText());
assertThat(result.getString("u")).isNull();
}
else if (message.getMessageType() == MessageType.USER) {
assertThat(result.getString("a")).isNull();
assertThat(result.getString("u")).isEqualTo(message.getText());
}
assertThat(result.getInstant("message_timestamp")).isNotNull();
}
});
}

@Test
void get_shouldReturnMessages() {
this.contextRunner.run(context -> {
var chatMemory = context.getBean(ChatMemory.class);
var sessionId = UUID.randomUUID().toString();
var messages = List.<Message>of(new AssistantMessage("Message from assistant 1 - " + sessionId),
new AssistantMessage("Message from assistant 2 - " + sessionId),
new UserMessage("Message from user - " + sessionId));

chatMemory.add(sessionId, messages);

var results = chatMemory.get(sessionId, Integer.MAX_VALUE);

assertThat(results.size()).isEqualTo(messages.size());

for (var i = 0; i < messages.size(); i++) {
var message = messages.get(i);
var result = results.get(i);

assertThat(result.getMessageType()).isEqualTo(message.getMessageType());
assertThat(result.getText()).isEqualTo(message.getText());
}
});
}

@Test
void get_afterMultipleAdds_shouldReturnMessagesInSameOrder() {
this.contextRunner.run(context -> {
var chatMemory = context.getBean(ChatMemory.class);
var sessionId = UUID.randomUUID().toString();
var userMessage = new UserMessage("Message from user - " + sessionId);
var assistantMessage = new AssistantMessage("Message from assistant - " + sessionId);

chatMemory.add(sessionId, userMessage);
chatMemory.add(sessionId, assistantMessage);

var results = chatMemory.get(sessionId, Integer.MAX_VALUE);

assertThat(results.size()).isEqualTo(2);

var messages = List.<Message>of(userMessage, assistantMessage);
for (var i = 0; i < messages.size(); i++) {
var message = messages.get(i);
var result = results.get(i);

assertThat(result.getMessageType()).isEqualTo(message.getMessageType());
assertThat(result.getText()).isEqualTo(message.getText());
}
});
}

@Test
void clear_shouldDeleteMessages() {
this.contextRunner.run(context -> {
var chatMemory = context.getBean(ChatMemory.class);
var sessionId = UUID.randomUUID().toString();
var messages = List.<Message>of(new AssistantMessage("Message from assistant - " + sessionId),
new UserMessage("Message from user - " + sessionId));

chatMemory.add(sessionId, messages);

chatMemory.clear(sessionId);

var cqlSession = context.getBean(CqlSession.class);
var query = """
SELECT COUNT(*)
FROM test_springframework.ai_chat_memory
WHERE session_id = ?
""";
ResultSet resultSet = cqlSession.execute(query, sessionId);
var count = resultSet.all().get(0).getLong(0);

assertThat(count).isZero();
});
}

@SpringBootConfiguration
@EnableAutoConfiguration(exclude = { DataSourceAutoConfiguration.class })
public static class TestApplication {
Expand Down