async-anthropic 0.6.0

Anthropic Rust Client.
Documentation 
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use async_anthropic::{
    errors::AnthropicError,
    types::{GetModelResponse, ListModelsResponse},
    Client,
};
use async_trait::async_trait;
use wiremock::{
    matchers::{method, path},
    Mock, MockServer, ResponseTemplate,
};

#[async_trait]
pub trait MockApp {
    async fn setup() -> MockServer;
}

struct TestSetup;

#[async_trait]
impl MockApp for TestSetup {
    async fn setup() -> MockServer {
        MockServer::start().await
    }
}

#[tokio::test]
async fn test_successful_list_models_request() {
    let server = TestSetup::setup().await;
    let secret_key = "test_secret";

    // Mock successful list models response
    Mock::given(method("GET"))
        .and(path("/v1/models"))
        .respond_with(
            ResponseTemplate::new(200).set_body_json(&ListModelsResponse {
                data: vec![],
                first_id: Some("model_1".to_string()),
                has_more: false,
                last_id: Some("model_2".to_string()),
            }),
        )
        .expect(1)
        .mount(&server)
        .await;

    let client = Client::builder()
        .api_key(secret_key)
        .base_url(server.uri())
        .build()
        .unwrap();

    let result = client.models().list().await.unwrap();
    assert_eq!(result.first_id, Some("model_1".to_string()));
}

#[tokio::test]
async fn test_successful_get_model_request() {
    let server = TestSetup::setup().await;
    let secret_key = "test_secret";

    // Mock successful get model response
    Mock::given(method("GET"))
        .and(path("/v1/models/model-id"))
        .respond_with(ResponseTemplate::new(200).set_body_json(&GetModelResponse {
            created_at: "2023-10-10T00:00:00Z".to_string(),
            display_name: "Test Model".to_string(),
            id: "model-id".to_string(),
            model_type: "test-type".to_string(),
        }))
        .expect(1)
        .mount(&server)
        .await;

    let client = Client::builder()
        .api_key(secret_key)
        .base_url(server.uri())
        .build()
        .unwrap();

    let result = client.models().get("model-id").await.unwrap();
    assert_eq!(result.id, "model-id");
}

#[tokio::test]
async fn test_error_handling_bad_request() {
    let server = TestSetup::setup().await;
    let secret_key = "test_secret";

    // Mock 400 Bad Request response
    Mock::given(method("GET"))
        .and(path("/v1/models/model-id"))
        .respond_with(ResponseTemplate::new(400).set_body_string("Bad request"))
        .expect(1)
        .mount(&server)
        .await;

    let client = Client::builder()
        .base_url(server.uri())
        .api_key(secret_key)
        .build()
        .unwrap();

    let result = client.models().get("model-id").await;

    assert!(result.is_err());
    assert!(
        matches!(result.as_ref().unwrap_err(), AnthropicError::BadRequest(_)),
        "actual: {:?}",
        &result
    );
}

#[tokio::test]
async fn test_error_handling_unauthorized() {
    let server = TestSetup::setup().await;
    let secret_key = "test_secret";

    // Mock 401 Unauthorized response
    Mock::given(method("GET"))
        .and(path("/v1/models/model-id"))
        .respond_with(ResponseTemplate::new(401).set_body_string("Unauthorized"))
        .expect(1)
        .mount(&server)
        .await;

    let client = Client::builder()
        .base_url(server.uri())
        .api_key(secret_key)
        .build()
        .unwrap();

    let result = client.models().get("model-id").await;

    assert!(result.is_err());
    assert!(
        matches!(result.as_ref().unwrap_err(), AnthropicError::Unauthorized),
        "actual: {:?}",
        &result
    );
}