Support Chroma's CHROMA_SERVER_AUTH_CREDENTIALS env var from version 0.4.x

Currently, Docker Compose and Testcontainers support `CHROMA_SERVER_AUTHN_CREDENTIALS`,
which is provided by Chroma 0.5.x. Previous versions use `CHROMA_SERVER_AUTH_CREDENTIALS`
instead.

spring-ai-spring-boot-docker-compose/src/main/java/org/springframework/ai/docker/compose/service/connection/chroma/ChromaEnvironment.java

@@ -19,10 +19,20 @@ import java.util.Map;
 
 class ChromaEnvironment {
 
+	// Chroma version <= 0.4.x
+	private static final String CHROMA_SERVER_AUTH_CREDENTIALS = "CHROMA_SERVER_AUTH_CREDENTIALS";
+
+	// Chroma version >= 0.5.x
+	private static final String CHROMA_SERVER_AUTHN_CREDENTIALS = "CHROMA_SERVER_AUTHN_CREDENTIALS";
+
 	private final String keyToken;
 
 	ChromaEnvironment(Map<String, String> env) {
-		this.keyToken = env.get("CHROMA_SERVER_AUTHN_CREDENTIALS");
+		if (env.containsKey(CHROMA_SERVER_AUTH_CREDENTIALS)) {
+			this.keyToken = env.get(CHROMA_SERVER_AUTH_CREDENTIALS);
+			return;
+		}
+		this.keyToken = env.get(CHROMA_SERVER_AUTHN_CREDENTIALS);
 	}
 
 	public String getKeyToken() {

spring-ai-spring-boot-docker-compose/src/test/java/org/springframework/ai/docker/compose/service/connection/chroma/ChromaEnvironmentTests.java

@@ -31,7 +31,13 @@ class ChromaEnvironmentTests {
 	}
 
 	@Test
-	void getKeyTokenWhenHasCredential() {
+	void getKeyTokenFromAuthCredentialsWhenHasCredential() {
+		ChromaEnvironment environment = new ChromaEnvironment(Map.of("CHROMA_SERVER_AUTH_CREDENTIALS", "secret"));
+		assertThat(environment.getKeyToken()).isEqualTo("secret");
+	}
+
+	@Test
+	void getKeyTokenFromAuthnCredentialsWhenHasCredential() {
 		ChromaEnvironment environment = new ChromaEnvironment(Map.of("CHROMA_SERVER_AUTHN_CREDENTIALS", "secret"));
 		assertThat(environment.getKeyToken()).isEqualTo("secret");
 	}

spring-ai-spring-boot-testcontainers/src/main/java/org/springframework/ai/testcontainers/service/connection/chroma/ChromaContainerConnectionDetailsFactory.java

@@ -20,6 +20,8 @@ import org.springframework.boot.testcontainers.service.connection.ContainerConne
 import org.springframework.boot.testcontainers.service.connection.ContainerConnectionSource;
 import org.testcontainers.chromadb.ChromaDBContainer;
 
+import java.util.Map;
+
 /**
  * @author Eddú Meléndez
  */
@@ -37,6 +39,12 @@ class ChromaContainerConnectionDetailsFactory
 	private static final class ChromaDBContainerConnectionDetails extends ContainerConnectionDetails<ChromaDBContainer>
 			implements ChromaConnectionDetails {
 
+		// Chroma version <= 0.4.x
+		private static final String CHROMA_SERVER_AUTH_CREDENTIALS = "CHROMA_SERVER_AUTH_CREDENTIALS";
+
+		// Chroma version >= 0.5.x
+		private static final String CHROMA_SERVER_AUTHN_CREDENTIALS = "CHROMA_SERVER_AUTHN_CREDENTIALS";
+
 		private ChromaDBContainerConnectionDetails(ContainerConnectionSource<ChromaDBContainer> source) {
 			super(source);
 		}
@@ -53,7 +61,11 @@ class ChromaContainerConnectionDetailsFactory
 
 		@Override
 		public String getKeyToken() {
-			return getContainer().getEnvMap().get("CHROMA_SERVER_AUTHN_CREDENTIALS");
+			Map<String, String> envVars = getContainer().getEnvMap();
+			if (envVars.containsKey(CHROMA_SERVER_AUTH_CREDENTIALS)) {
+				return envVars.get(CHROMA_SERVER_AUTH_CREDENTIALS);
+			}
+			return envVars.get(CHROMA_SERVER_AUTHN_CREDENTIALS);
 		}
 
 	}

spring-ai-spring-boot-testcontainers/src/test/java/org/springframework/ai/testcontainers/service/connection/chroma/ChromaWithToken2ContainerConnectionDetailsFactoryTest.java

@@ -0,0 +1,96 @@
+/*
+ * Copyright 2023 - 2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.springframework.ai.testcontainers.service.connection.chroma;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.ai.autoconfigure.vectorstore.chroma.ChromaVectorStoreAutoConfiguration;
+import org.springframework.ai.document.Document;
+import org.springframework.ai.embedding.EmbeddingModel;
+import org.springframework.ai.transformers.TransformersEmbeddingModel;
+import org.springframework.ai.vectorstore.SearchRequest;
+import org.springframework.ai.vectorstore.VectorStore;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
+import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.test.context.TestPropertySource;
+import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
+import org.testcontainers.chromadb.ChromaDBContainer;
+import org.testcontainers.junit.jupiter.Container;
+import org.testcontainers.junit.jupiter.Testcontainers;
+
+import java.util.List;
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@SpringJUnitConfig
+@Testcontainers
+@TestPropertySource(properties = "spring.ai.vectorstore.chroma.store.collectionName=TestCollection")
+class ChromaWithToken2ContainerConnectionDetailsFactoryTest {
+
+	@Container
+	@ServiceConnection
+	static ChromaDBContainer chroma = new ChromaDBContainer("ghcr.io/chroma-core/chroma:0.4.24")
+		.withEnv("CHROMA_SERVER_AUTH_CREDENTIALS", "token")
+		.withEnv("CHROMA_SERVER_AUTH_CREDENTIALS_PROVIDER",
+				"chromadb.auth.token.TokenConfigServerAuthCredentialsProvider")
+		.withEnv("CHROMA_SERVER_AUTH_PROVIDER", "chromadb.auth.token.TokenAuthServerProvider");
+
+	@Autowired
+	private VectorStore vectorStore;
+
+	@Test
+	public void addAndSearchWithFilters() {
+		var bgDocument = new Document("The World is Big and Salvation Lurks Around the Corner",
+				Map.of("country", "Bulgaria"));
+		var nlDocument = new Document("The World is Big and Salvation Lurks Around the Corner",
+				Map.of("country", "Netherlands"));
+
+		vectorStore.add(List.of(bgDocument, nlDocument));
+
+		var request = SearchRequest.query("The World").withTopK(5);
+
+		List<Document> results = vectorStore.similaritySearch(request);
+		assertThat(results).hasSize(2);
+
+		results = vectorStore
+			.similaritySearch(request.withSimilarityThresholdAll().withFilterExpression("country == 'Bulgaria'"));
+		assertThat(results).hasSize(1);
+		assertThat(results.get(0).getId()).isEqualTo(bgDocument.getId());
+
+		results = vectorStore
+			.similaritySearch(request.withSimilarityThresholdAll().withFilterExpression("country == 'Netherlands'"));
+		assertThat(results).hasSize(1);
+		assertThat(results.get(0).getId()).isEqualTo(nlDocument.getId());
+
+		// Remove all documents from the store
+		vectorStore.delete(List.of(bgDocument, nlDocument).stream().map(doc -> doc.getId()).toList());
+	}
+
+	@Configuration(proxyBeanMethods = false)
+	@ImportAutoConfiguration(ChromaVectorStoreAutoConfiguration.class)
+	static class Config {
+
+		@Bean
+		public EmbeddingModel embeddingModel() {
+			return new TransformersEmbeddingModel();
+		}
+
+	}
+
+}